Station Overview Station Location
Station Number MN-PK-15 Latitude 47.666252
Station Name Mentor 2.5 SSW Longitude -96.173287
County Polk Elevation (ft) 1184



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 17 2.22 0.92 31 0.87 26 0.05 5 2 4 4 2.0 1 1
Nov 17 0.97 0.47 30 0.47 30 0.00 0 0 6 12 2.8 3 12
Dec 17 0.71 0.70 31 0.70 31 0.00 0 0 10 13 9.2 15 27
Jan 18 0.66 0.40 31 0.40 27 0.00 4 1 2 10 4.8 3 27
Feb 18 0.54 0.76 28 0.76 28 0.00 0 0 10 8 17.5 11 28
March 18 0.95 1.13 31 1.13 31 0.00 0 0 9 6 7.1 7 31
April 18 1.29 0.26 30 0.26 28 0.00 2 1 3 3 1.5 2 15
May 18 2.99 3.49 31 2.78 25 0.71 6 1 8 3 0.0 0 0
June 18 4.11 5.55 30 4.40 21 1.15 9 2 9 3 0.0 0 0
July 18 3.41 2.51 31 2.51 31 0.00 0 0 8 6 0.0 0 0
Aug 18 3.16 1.51 31 1.34 23 0.17 8 2 9 0 0.0 0 0
Sept 18 2.80 2.89 30 2.59 23 0.30 7 1 10 5 0.0 0 0
Water Year Totals: 23.81" 20.59" 365 days 18.21" 324 2.38" 41 days 10 88 days 73 days 44.9" 42 days 141 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2017 0.00
10/2/2017 0.62
10/3/2017 0.03
10/4/2017 T
10/5/2017 **
10/6/2017 **
10/7/2017 0.00
10/8/2017 0.00
10/9/2017 0.00
10/10/2017 0.00
10/11/2017 0.00
10/12/2017 0.00
10/13/2017 0.00
10/14/2017 0.00
10/15/2017 0.00
10/16/2017 0.00
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017 0.00
10/22/2017 T
10/23/2017 0.03
10/24/2017 T
10/25/2017 0.00
10/26/2017 0.00
10/27/2017 0.19
10/28/2017 0.00
10/29/2017 **
10/30/2017 0.05
10/31/2017 T
11/1/2017 T
11/2/2017 0.11
11/3/2017 0.00
11/4/2017 0.11
11/5/2017 0.09
11/6/2017 T
11/7/2017 T
11/8/2017 0.00
11/9/2017 0.07
11/10/2017 0.00
11/11/2017 0.00
11/12/2017 0.00
11/13/2017 0.00
11/14/2017 0.00
11/15/2017 T
11/16/2017 T
11/17/2017 T
11/18/2017 T
11/19/2017 T
11/20/2017 0.00
11/21/2017 T
11/22/2017 T
11/23/2017 T
11/24/2017 0.01
11/25/2017 0.08
11/26/2017 0.00
11/27/2017 0.00
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 T
12/1/2017 0.00
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.33
12/6/2017 0.01
12/7/2017 0.01
12/8/2017 0.00
12/9/2017 T
12/10/2017 T
12/11/2017 0.05
12/12/2017 T
12/13/2017 0.12
12/14/2017 T
12/15/2017 0.01
12/16/2017 0.06
12/17/2017 T
12/18/2017 T
12/19/2017 T
12/20/2017 0.00
12/21/2017 0.08
12/22/2017 T
12/23/2017 T
12/24/2017 0.01
12/25/2017 0.00
12/26/2017 T
12/27/2017 0.00
12/28/2017 0.02
12/29/2017 T
12/30/2017 T
12/31/2017 T
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 **
1/4/2018 **
1/5/2018 **
1/6/2018 0.00
1/7/2018 T
1/8/2018 0.00
1/9/2018 0.00
1/10/2018 0.00
1/11/2018 0.38
1/12/2018 T
1/13/2018 0.00
1/14/2018 T
1/15/2018 0.02
1/16/2018 T
1/17/2018 0.00
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 0.00
1/22/2018 0.00
1/23/2018 0.00
1/24/2018 T
1/25/2018 T
1/26/2018 T
1/27/2018 0.00
1/28/2018 T
1/29/2018 T
1/30/2018 0.00
1/31/2018 T
2/1/2018 T
2/2/2018 T
2/3/2018 0.03
2/4/2018 0.05
2/5/2018 0.00
2/6/2018 0.00
2/7/2018 0.02
2/8/2018 0.00
2/9/2018 0.00
2/10/2018 0.00
2/11/2018 T
2/12/2018 T
2/13/2018 T
2/14/2018 0.00
2/15/2018 0.02
2/16/2018 T
2/17/2018 0.00
2/18/2018 0.03
2/19/2018 0.12
2/20/2018 0.08
2/21/2018 0.04
2/22/2018 0.00
2/23/2018 0.14
2/24/2018 T
2/25/2018 0.23
2/26/2018 T
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 0.00
3/3/2018 0.00
3/4/2018 0.00
3/5/2018 0.63
3/6/2018 0.04
3/7/2018 0.00
3/8/2018 0.00
3/9/2018 0.00
3/10/2018 0.00
3/11/2018 T
3/12/2018 T
3/13/2018 0.00
3/14/2018 0.00
3/15/2018 0.00
3/16/2018 0.00
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 T
3/20/2018 0.13
3/21/2018 T
3/22/2018 0.05
3/23/2018 T
3/24/2018 0.02
3/25/2018 T
3/26/2018 0.03
3/27/2018 0.16
3/28/2018 0.00
3/29/2018 0.00
3/30/2018 0.06
3/31/2018 0.01
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.00
4/2/2018 0.00
4/3/2018 0.00
4/4/2018 0.00
4/5/2018 0.00
4/6/2018 0.07
4/7/2018 T
4/8/2018 0.00
4/9/2018 0.00
4/10/2018 0.00
4/11/2018 T
4/12/2018 0.18
4/13/2018 0.00
4/14/2018 0.00
4/15/2018 0.00
4/16/2018 **
4/17/2018 0.00
4/18/2018 0.00
4/19/2018 0.00
4/20/2018 0.00
4/21/2018 0.00
4/22/2018 0.00
4/23/2018 0.00
4/24/2018 0.01
4/25/2018 0.00
4/26/2018 0.00
4/27/2018 T
4/28/2018 0.00
4/29/2018 0.00
4/30/2018 0.00
5/1/2018 0.38
5/2/2018 0.00
5/3/2018 0.02
5/4/2018 0.00
5/5/2018 0.00
5/6/2018 0.00
5/7/2018 0.00
5/8/2018 0.25
5/9/2018 1.79
5/10/2018 T
5/11/2018 0.00
5/12/2018 0.00
5/13/2018 0.00
5/14/2018 0.00
5/15/2018 0.00
5/16/2018 **
5/17/2018 **
5/18/2018 **
5/19/2018 **
5/20/2018 **
5/21/2018 0.71
5/22/2018 0.00
5/23/2018 0.00
5/24/2018 0.00
5/25/2018 0.16
5/26/2018 T
5/27/2018 0.00
5/28/2018 0.08
5/29/2018 0.07
5/30/2018 0.03
5/31/2018 T
6/1/2018 0.00
6/2/2018 0.10
6/3/2018 0.32
6/4/2018 0.00
6/5/2018 **
6/6/2018 0.42
6/7/2018 0.00
6/8/2018 0.00
6/9/2018 1.67
6/10/2018 0.17
6/11/2018 **
6/12/2018 **
6/13/2018 **
6/14/2018 **
6/15/2018 **
6/16/2018 **
6/17/2018 0.73
6/18/2018 0.07
6/19/2018 0.00
6/20/2018 0.00
6/21/2018 0.00
6/22/2018 T
6/23/2018 0.00
6/24/2018 0.20
6/25/2018 T
6/26/2018 0.02
6/27/2018 0.00
6/28/2018 T
6/29/2018 1.84
6/30/2018 0.01
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.00
7/2/2018 0.07
7/3/2018 T
7/4/2018 1.07
7/5/2018 T
7/6/2018 0.00
7/7/2018 0.00
7/8/2018 1.08
7/9/2018 0.04
7/10/2018 0.00
7/11/2018 0.00
7/12/2018 T
7/13/2018 0.00
7/14/2018 0.00
7/15/2018 0.00
7/16/2018 0.00
7/17/2018 0.00
7/18/2018 0.00
7/19/2018 0.00
7/20/2018 0.11
7/21/2018 0.00
7/22/2018 0.00
7/23/2018 0.10
7/24/2018 0.00
7/25/2018 T
7/26/2018 0.02
7/27/2018 T
7/28/2018 0.00
7/29/2018 0.02
7/30/2018 T
7/31/2018 0.00
8/1/2018 0.01
8/2/2018 0.01
8/3/2018 0.00
8/4/2018 0.00
8/5/2018 0.02
8/6/2018 0.00
8/7/2018 0.00
8/8/2018 0.00
8/9/2018 0.00
8/10/2018 **
8/11/2018 **
8/12/2018 **
8/13/2018 0.00
8/14/2018 0.02
8/15/2018 0.00
8/16/2018 **
8/17/2018 **
8/18/2018 **
8/19/2018 0.17
8/20/2018 0.21
8/21/2018 0.00
8/22/2018 0.00
8/23/2018 0.00
8/24/2018 0.21
8/25/2018 0.00
8/26/2018 0.03
8/27/2018 0.82
8/28/2018 0.01
8/29/2018 0.00
8/30/2018 0.00
8/31/2018 0.00
9/1/2018 0.10
9/2/2018 0.36
9/3/2018 0.00
9/4/2018 0.00
9/5/2018 **
9/6/2018 **
9/7/2018 **
9/8/2018 **
9/9/2018 **
9/10/2018 0.30
9/11/2018 0.00
9/12/2018 0.00
9/13/2018 0.13
9/14/2018 0.07
9/15/2018 0.04
9/16/2018 0.00
9/17/2018 0.00
9/18/2018 T
9/19/2018 T
9/20/2018 0.00
9/21/2018 1.67
9/22/2018 0.02
9/23/2018 0.00
9/24/2018 T
9/25/2018 0.02
9/26/2018 T
9/27/2018 0.12
9/28/2018 0.06
9/29/2018 T
9/30/2018 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 7:00 AM 0.00 0.0 M M M There were a few sprinkles on the afternoon of the 30th, but no trace in the gauge at observation time.
10/2/2017 7:00 AM 0.62 M M M M Rain during day tapering off in evening, then more overnight
10/3/2017 6:30 AM 0.03 M M M M
10/4/2017 7:00 AM T M M M M Trace in gauge from brief showers yesterday morning
10/8/2017 7:45 AM 0.00 0.0 M M M
10/9/2017 6:00 AM 0.00 0.0 M M M
10/10/2017 7:00 AM 0.00 0.0 M M M
10/11/2017 7:00 AM 0.00 0.0 M M M
10/12/2017 7:00 AM 0.00 0.0 M M M
10/13/2017 6:00 AM 0.00 0.0 M M M
10/14/2017 7:00 AM 0.00 0.0 M M M
10/15/2017 7:00 AM 0.00 0.0 M M M Pretty thick frost overnight
10/16/2017 7:00 AM 0.00 0.0 M M M
10/17/2017 6:30 AM 0.00 0.0 M M M
10/18/2017 7:00 AM 0.00 0.0 M M M
10/19/2017 6:30 AM 0.00 0.0 M M M
10/20/2017 5:30 AM 0.00 0.0 M M M
10/21/2017 7:00 AM 0.00 0.0 M M M
10/22/2017 7:00 AM T 0.0 M M M There was a trace of precipitation, enough to wet the pavement but not enough to make puddles, around mid-Dayton the 21st. It accompanied a frontal passage.
10/23/2017 7:00 AM 0.03 M M M M Light showers passed over overnight.
10/24/2017 7:00 AM T M M M M The trace must have fallen yesterday morning, but I wasn't home to verify exactly when.
10/25/2017 7:00 AM 0.00 0.0 M M M
10/26/2017 7:15 AM 0.00 0.0 M M M
10/27/2017 6:30 AM 0.19 2.0 M 2.0 M Precip began as light rain about mid-morning...switched to snow by noon. Strong winds, with gusts exceeding 20 mph near precip gauge at same height as top of gauge.
10/28/2017 7:30 AM 0.00 0.0 M M M No new snow since previous on. Grass still has a shell of crusty snow maybe 1/2" thick, but pavement and bare ground are clear.
10/31/2017 6:30 AM T T M M M Light snow flurries in later afternoon & evening. Still a light crust of old snow on grass. Bare ground and pavement clear.
11/1/2017 6:30 AM T 0.5 M 0.5 M Light intermittent snow began overnight
11/2/2017 7:00 AM 0.11 1.5 M M M Temperatures close to 32F yesterday and overnight. Snow fell periodically from late afternoon thru night. Snow depth variable around our yard. Took an average. Don't have a snow board set up yet.
11/3/2017 7:00 AM 0.00 0.0 M 1.0 M Snow remains on grass. Pavement and bare dirt areas clear.
11/4/2017 7:00 AM 0.11 M M 2.0 M Snow began in evening. Snowing at observation time. Temperature very close to 32 F.
11/5/2017 7:20 AM 0.09 M M 0.5 M Precip fell as snow in the morning, and a mixture of drizzle and snow in the afternoon and evening. Temperatures were above freezing from mid-afternoon through early evening and some melting of snow on ground occurred.
11/6/2017 7:00 AM T M M 0.5 M Very light flurries yesterday AM
11/7/2017 7:00 AM T M M 0.5 M A few flakes in the air yesterday morning, and a brief flurry near sunset left only a trace in the gauge. Snow crust on grassy areas and a light powder coat on ice-covered dirt road leading to our house.
11/8/2017 7:00 AM 0.00 0.0 M 0.5 M
11/9/2017 7:05 AM 0.07 0.8 M 1.0 M Snow fell in afternoon and early evening
11/10/2017 7:00 AM 0.00 0.0 M 1.0 M
11/11/2017 7:00 AM 0.00 0.0 M 1.0 M
11/12/2017 7:15 AM 0.00 0.0 M 1.0 M
11/13/2017 7:00 AM 0.00 0.0 M 1.0 M
11/14/2017 6:45 AM 0.00 0.0 M M M It's foggy and 35 F this morning. Snow cover has melted in most of yard.
11/15/2017 7:00 AM T M M M M Occasional drizzle mixed with fog yesterday and overnight
11/16/2017 6:30 AM T M M M M Trace of snow and drizzle yesterday during day. No snow on ground.
11/17/2017 7:00 AM T M M M M A few low density ice pellets overnight. About one every few inches on our concrete sidewalk this morning
11/18/2017 7:00 AM T M M M M Occasional flurries overnight. No accumulation.
11/19/2017 7:00 AM T M M M M Occasional snow flurries through the day. No accumulation.
11/20/2017 7:00 AM 0.00 0.0 M M M
11/21/2017 7:00 AM T T M T M Snow flurries overnight. Snowing at ob time
11/22/2017 7:00 AM T T M T M Flurries through yesterday morning
11/23/2017 7:00 AM T T M T M Snow in morning through early afternoon
11/24/2017 7:00 AM 0.01 0.0 M 0.0 M Warming up overnight. Light rain overnight. Raining at ob time.
11/25/2017 8:00 AM 0.08 M M M M light rain in morning.
11/26/2017 7:00 AM 0.00 0.0 M M M
11/27/2017 7:00 AM 0.00 0.0 M M M
11/28/2017 6:00 AM 0.00 0.0 M M M
11/29/2017 7:00 AM 0.00 0.0 M M M
11/30/2017 7:20 AM T M M M M Trace of drizzle in the late evening
12/1/2017 8:00 AM 0.00 0.0 M M M
12/2/2017 7:15 AM 0.00 0.0 M M M
12/3/2017 8:00 AM 0.00 0.0 M M M
12/4/2017 6:00 AM 0.00 0.0 M M M
12/5/2017 7:00 AM 0.33 2.5 M 2.5 M First precip in morning was rain/drizzle, then changed to wet snow about mid-morning. Very windy. Snow board was blown clear so new snow reported as new snow depth. Snow depth report is an average of several depths around the yard.
12/6/2017 7:15 AM 0.01 0.1 M 2.0 M Occasional snow showers yesterday and overnight. Wind blew some snow away.
12/7/2017 7:30 AM 0.01 0.2 M 2.0 M Very windy yesterday with both falling and blowing snow. Occasional whiteout conditions. Very hard to estimate a consistent snow depth
12/8/2017 8:00 AM 0.00 0.0 M 2.0 M
12/9/2017 7:50 AM T 0.2 M 2.0 M Light snow late in the evening.
12/10/2017 7:45 AM T T M 2.0 M Light flurries yesterday in the morning
12/11/2017 6:40 AM 0.05 0.7 M 3.0 M Light snow in morning. More snow beginning in the evening
12/12/2017 7:00 AM T T M 2.5 M Snowing & blowing yesterday. Light snow in air at ob time. Hard to gauge snow depth as there has been so much drifting.
12/13/2017 7:00 AM 0.12 T M 2.0 M Rain/snow overnight. Very light snow at ob time
12/14/2017 6:30 AM T 0.1 M 2.0 M Light snow off and on during day at least into evening
12/15/2017 7:15 AM 0.01 1.0 M 3.0 M Snow off and on during day into evening
12/16/2017 6:30 AM 0.06 0.8 M 3.5 M Flurries through day...heavier in evening. Flurries at ob time.
12/17/2017 7:05 AM T T M 3.5 M Variable light snow flurries during day. Ending ion evening,
12/18/2017 7:10 AM T T M 3.5 M
12/19/2017 6:30 AM T 0.2 M 4.0 M Light drizzle in late AM changing to snow, lasting into evening
12/20/2017 6:00 AM 0.00 0.0 M 4.0 M
12/21/2017 6:00 AM 0.08 1.5 M 5.5 M Snow began in late AM. Tapered off in evening. Light winds
12/22/2017 7:00 AM T 0.2 M 5.5 M Snow began dairy in AM before ob time. Snowing at ob time.
12/23/2017 7:10 AM T 0.5 M 6.0 M Snowed lightly all day and into evening Big fluffy flakes.
12/24/2017 8:00 AM 0.01 0.5 M 6.0 M Snow flurries most of morning and into evening
12/25/2017 8:00 AM 0.00 0.0 M 6.0 M
12/26/2017 7:30 AM T T M 6.0 M Tiny ice crystals in air all day yesterday. Beautiful halos and arcs visible surrounding sun
12/27/2017 7:00 AM 0.00 0.0 M 6.0 M -25 F here this morning at 7 AM
12/28/2017 7:00 AM 0.02 0.5 M 6.5 M Snow began overnight. Snowing at ob time
12/29/2017 6:30 AM T 0.2 M 6.5 M Light snow through day. Blowing snow in evening
12/30/2017 6:45 AM T T M 6.5 M Light snow through day. No accumulation
12/31/2017 7:00 AM T T M 6.0 M Small ice crystals in clear sky produced another great display of arcs and haloes in the morning (yesterday) with otherwise clear skies. Ice crystals ended by noon. Partially cloudy for rest of day. Very cold overnight, with low T = -32 F.
1/1/2018 7:00 AM 0.00 0.0 M 6.0 M
1/2/2018 7:00 AM 0.00 0.0 M 6.0 M
1/7/2018 8:00 AM T T M 3.5 M Strong southerly winds all day into evening caused drifting. A period of ice pellets in early evening
1/8/2018 6:30 AM 0.00 0.0 M 3.5 M
1/9/2018 6:45 AM 0.00 0.0 M 3.5 M
1/10/2018 6:45 AM 0.00 0.0 M 3.0 M Some melting/consolidation of snowpack occurred as afternoon temperatures went above the 32F
1/11/2018 7:00 AM 0.38 4.0 M 7.0 M Snow began in evening. High winds with blowing and drifting snow overnight. Snowing at ob time.
1/12/2018 7:30 AM T T M 7.0 M Light snow and blowing snow during the day yesterday, tapering off in the late afternoon. Much drifting. Nice display of 22 deg halo and sun dogs persisted through afternoon.
1/13/2018 7:30 AM 0.00 0.0 M 7.0 M
1/14/2018 7:30 AM T T M 7.0 M Snow flurries at ob time. Drifting
1/15/2018 8:00 AM 0.02 0.5 M 7.0 M Light snow through period including up to ob time. Much blowing and drifting. Hard to estimate new snowfall.
1/16/2018 7:00 AM T T M 7.0 M Light snow in air most of day. 22 deg halo & sundogs visible
1/17/2018 7:10 AM 0.00 0.0 M 6.5 M Some blowing and consolidation of snow pack yesterday
1/18/2018 7:30 AM 0.00 0.0 M 5.0 M
1/19/2018 7:45 AM 0.00 0.0 M 5.0 M
1/20/2018 7:00 AM 0.00 0.0 M 4.5 M
1/21/2018 8:00 AM 0.00 0.0 M 4.5 M
1/22/2018 7:00 AM 0.00 0.0 M 4.0 M
1/23/2018 7:00 AM 0.00 0.0 M 4.0 M
1/24/2018 7:15 AM T T M 4.0 M Light drizzle and ice pellets through day
1/25/2018 7:30 AM T T M 4.0 M Very light flurries through day
1/26/2018 8:00 AM T T M 4.0 M A few ice particles in air at least in the morning. Just a bit of melting of the snow cover in afternoon.
1/27/2018 7:15 AM 0.00 0.0 M 4.0 M
1/28/2018 7:50 AM T 0.3 M 4.0 M Flurries in AM, with high winds in afternoon and evening. What new snow fell drifted a lot. Hard to see a change in total depth of snow.
1/29/2018 7:15 AM T T M 4.0 0.93 Light snow during day, ending in later afternoon. This is my 1st time reporting SWE of total snow on ground. Done by weighing snow core made with precip gauge according to CoCoRAHS training material.
1/30/2018 7:30 AM 0.00 0.0 M 4.0 M
1/31/2018 7:00 AM T T M 4.0 M Light snow was falling yesterday morning but the wind was blowing more than 30 mph at our place. Falling snow ended in morning, but blowing snow continued through evening
2/1/2018 7:45 AM T 0.2 M 4.0 M Light snow yesterday AM. High winds.
2/2/2018 8:10 AM T T M 4.0 M There was a dusting in the gauge this morning. It could be from blowing snow yesterday. But there also were sun dogs and haloes in the morning yesterday, indicating some of the particles in the air could have been falling from above.
2/3/2018 7:00 AM 0.03 0.7 M 4.5 M Light snow during day, continuing overnight. Snowing at ob time
2/4/2018 8:00 AM 0.05 1.0 M 5.5 M
2/5/2018 7:30 AM 0.00 0.0 M 5.0 0.77
2/6/2018 7:15 AM 0.00 0.0 M 5.0 M
2/7/2018 8:00 AM 0.02 0.6 M 5.5 M Snow in late afternoon and early evening
2/8/2018 7:30 AM 0.00 0.0 M 5.5 M
2/9/2018 6:00 AM 0.00 0.0 M 5.5 M
2/10/2018 8:00 AM 0.00 0.0 M 5.5 M
2/11/2018 8:30 AM T T M 5.5 M Light flurries overnight and through observation time
2/12/2018 7:30 AM T T M 5.5 0.98 Snowing at ob time yesterday, with flurries continuing through the rest of the morning.Hard to get a consistent SWE as have to sample at a different spot each time. Snow depth in yard varies from 2 to 8" due to drifting.
2/13/2018 7:00 AM T T M 5.5 M
2/14/2018 6:15 AM 0.00 0.0 M 5.0 M Strong south winds through day caused blowing and drifting
2/15/2018 7:30 AM 0.02 0.5 M 5.5 M
2/16/2018 7:00 AM T T T 5.5 M Snow ended some time after ob time yesterday. Hard to tell as winds were high and snow was blowing extensively
2/17/2018 7:20 AM 0.00 0.0 M 5.5 M
2/18/2018 7:10 AM 0.03 1.3 M 7.0 M A few flurries yesterday am. Began snowing heavily overnight. Snowing heavily at ob time
2/19/2018 7:45 AM 0.12 6.5 M 11.0 2.17 Extremely loosely packed low density snow. Hard to measure depth of new snow. Settles as you measure it plus packed icy snow underneath is hard to penetrate with yardstick, Core measurement was in spot where snow was 11" deep. Very difficult to push gauge rim into lowest layer of snow and have low confidence in accuracy.
2/20/2018 7:10 AM 0.08 1.2 M 9.5 M Snow flurries yesterday morning, with more persistent snow overnight. Snowing at ob time. Some of yesterday's snowpack apparently consolidated over past 24 hrs. The upper part of it was extremely fluffy.
2/21/2018 7:10 AM 0.04 0.5 M 8.5 M Snow continued yesterday morning,. Then ended. Apparently some consolidation and/or drifting after that.
2/22/2018 7:00 AM 0.00 0.0 M 7.5 M Seems to be continuing consolidation/evaporation of snow. Yesterday was sunny, Depths in yard vary from 4 to 10 inches. Very bottom layer is quite icy.
2/23/2018 7:00 AM 0.14 1.5 M 8.0 M Sunny yesterday with consolidation/melting/sublimation of snow pack. New snow overnight, beginning about 11 PM. Snowing at ob time.
2/24/2018 7:00 AM T T M 8.0 M Light flurries tapering off early yesterday AM
2/25/2018 7:00 AM 0.23 3.5 M 11.0 M Snow began in later morning/early afternoon. Snowed continuously overnight. Snowing at ob time
2/26/2018 7:00 AM T T M 10.0 1.54 Light flurries ended yesterday mid-morning
2/27/2018 7:00 AM 0.00 0.0 M 9.0 M Strong winds with blowing and drifting yesterday
2/28/2018 5:45 AM 0.00 0.0 M 8.0 M Warmed up and melted some yesterday
3/1/2018 7:00 AM 0.00 0.0 M 8.0 M
3/2/2018 6:45 AM 0.00 0.0 M 8.0 M
3/3/2018 9:15 AM 0.00 0.0 M 7.0 M
3/4/2018 7:00 AM 0.00 0.0 M 7.0 M
3/5/2018 7:00 AM 0.63 T M 6.2 M Fell mostly as rain in evening and overnight. Thunder and lightning observed in evening. Temperature in mid-30's F. Temperature just below freezing at ob time, with water frozen in gauge
3/6/2018 7:00 AM 0.04 2.0 M 8.5 M Snow with blowing yesterday
3/7/2018 7:00 AM 0.00 0.0 M 7.7 M
3/8/2018 7:30 AM 0.00 0.0 M 7.0 M
3/9/2018 7:45 AM 0.00 0.0 M 7.0 2.10 Tough to get a good ice core with CoCoRAHS gauge. Snow very icy. Snow depth varies over our yard. Core was taken where depth was 7", the average depth of the spots I check.
3/10/2018 8:15 AM 0.00 0.0 M 7.0 M
3/11/2018 8:15 AM T T M 7.0 M Flurries off & on yesterday. Snow pellets in gauge this AM.
3/12/2018 8:00 AM T T M 7.0 M Snow flurries yesterday morning
3/13/2018 7:35 AM 0.00 0.0 M 6.0 M
3/14/2018 7:30 AM 0.00 0.0 M 6.0 M
3/15/2018 7:10 AM 0.00 0.0 M 6.0 M
3/16/2018 6:45 AM 0.00 0.0 M 5.5 M
3/17/2018 7:10 AM 0.00 0.0 M 5.5 M
3/18/2018 7:30 AM 0.00 0.0 M 4.0 M Snow is starting to melt more rapidly. A few completely clear patches are appearing in yard.
3/19/2018 7:50 AM T T M 3.5 0.89 SNow flurries yesterday AM after ob time. Significant melting over last few days. A few bare spots in yard, mainly under/near trees.
3/20/2018 7:30 AM 0.13 1.0 M 4.5 M Snow began in afternoon and cont'd off and on overnight
3/21/2018 7:15 AM T T M 4.0 M Intermittent light snow flurries all day yesterday. And overnight. Some melting occurred during the day yesterday. Steadier light snow in AM. Light snow at ob time
3/22/2018 7:00 AM 0.05 1.5 M 5.5 M
3/23/2018 7:15 AM T T M 4.5 M Very light snow flurries yesterday morning. No accumulation. Some melting of snow on ground in afternoon. Bare spots in yard are expanding but majority of area is still snow covered.
3/24/2018 7:30 AM 0.02 0.5 M 3.5 M More melting yesterdaywith increasing area of bare spots in yard. Wind and snow overnight. Snowing at ob time. Yesterday's bare spots now have 1/2" snow over.
3/25/2018 7:00 AM T T M 3.5 M Very light flurries yesterday AM. No accumulation. Sun out with melting in afternoon. Most new snow from yesterday gone and bare patches are back. MAybe 20% of yard is bare.
3/26/2018 7:00 AM 0.03 1.5 M 4.5 0.63 Snow began in late afternoon, Large fluffy flakes that packed very loosely on ground. Very windy. 1.5" by 8 pm . Somewhat more compacted by ob time. Temperature slightly above freezing during afternoon,slightly below freezing overnight. Core taken where snow depth was 4.5".
3/27/2018 7:10 AM 0.16 T M 4.5 M Snow/drizzle yesterday afternoon and evening. Near 32 F. Wasn't home to note details
3/28/2018 6:40 AM 0.00 0.0 M 3.5 M Sunny, above freezing, with melting & evaporation yesterday. Stayed above freezing overnight with significant wind. Maybe 20% of yard is bare.
3/29/2018 6:30 AM 0.00 0.0 M 3.0 M
3/30/2018 7:00 AM 0.06 0.5 M 3.5 M Snow began near midnight. Don't know for how long it snowed. Depth of snow hard to gauge. The old snow is kind of a crust sitting on the grass, with empty space between the bottom of the crust and the ground.
3/31/2018 8:15 AM 0.01 0.1 M 2.5 M A dusting of snow overnight. Bare spots in yard expanded yesterday, despite a high in the 20'sF
4/1/2018 7:15 AM 0.00 0.0 M 2.0 M Additional melting/evaporation in sunny reas yesterday, even though temperature was only in 20'sF.
4/2/2018 7:00 AM 0.00 0.0 M 2.0 0.34 South-facing slopes bare.
4/3/2018 7:00 AM 0.00 0.0 M 2.0 M Bare area of lawn continues to increase up to about 1/3
4/4/2018 6:00 AM 0.00 0.0 M 2.0 M
4/5/2018 7:10 AM 0.00 0.0 M 2.0 M
4/6/2018 6:50 AM 0.07 0.5 M 2.5 M Snow yesterday morning into early afternoon
4/7/2018 6:40 AM T T M 2.5 M Very light flurries yesterday afternoon. No accumulation.
4/8/2018 7:00 AM 0.00 0.0 M 2.5 M Yard about 80% covered with snow. Very crusty and hollow underneath.
4/9/2018 7:15 AM 0.00 0.0 M 2.5 0.51 Tough to get good SWE in old snow due to ice layer at base. Did my best. Core made where snow depth was 3". Reduced measurement by 15% to account for % of bare ground around our yard
4/10/2018 7:00 AM 0.00 0.0 M 2.0 M More melting/evaporation yesterday. Yard at least 1/3 clear.
4/11/2018 7:10 AM T T M 2.0 M Light flurries in AM yesterday. Snow cover in yard continues to recede.
4/12/2018 7:00 AM 0.18 1.0 M 3.0 M Continued melting of snow cover during dy. New snow in evening into night
4/13/2018 6:50 AM 0.00 0.0 M 1.5 M More melting yesterday. Yard now about 1/2 covered. Reported depth is 1/2 of average measured depth where there is snow
4/14/2018 6:45 AM 0.00 0.0 M 1.5 M
4/15/2018 6:50 AM 0.00 0.0 M 1.5 M
4/18/2018 7:00 AM 0.00 0.0 M M M Remaining patches of snow in yard continue to recede. Coverage less than 1/3.
4/19/2018 7:00 AM 0.00 0.0 M M M
4/20/2018 7:15 AM 0.00 0.0 M M M Only a few very small patches of snow left in our yard and its vicinity.
4/21/2018 6:30 AM 0.00 0.0 M M M
4/22/2018 5:55 AM 0.00 0.0 M M M
4/23/2018 6:30 AM 0.00 0.0 M M M Lake in front of house still frozen except for thin strip along shorelline
4/24/2018 7:00 AM 0.01 0.0 M M M Ground is wet this AM. Precip came sometime overnight
4/25/2018 7:00 AM 0.00 0.0 M M M
4/26/2018 7:00 AM 0.00 0.0 M M M
4/27/2018 6:30 AM T M M M M Notice some drops on windshield driving home last night around 11 PM.
4/28/2018 7:30 AM 0.00 0.0 M M M
4/29/2018 6:45 AM 0.00 0.0 M M M
4/30/2018 6:30 AM 0.00 0.0 M M M
5/1/2018 7:30 AM 0.38 M M M M Thunderstorm passed over between 2-3 AM
5/2/2018 6:15 AM 0.00 0.0 M M M
5/3/2018 6:50 AM 0.02 M M M M Shower passed over between 6 and 7 pm
5/4/2018 6:15 AM 0.00 0.0 M M M Few showers in area in afternoon/evening, but nothing in gauge
5/5/2018 8:00 AM 0.00 0.0 M M M
5/6/2018 7:00 AM 0.00 0.0 M M M
5/7/2018 7:00 AM 0.00 0.0 M M M
5/8/2018 7:00 AM 0.25 M M M M Showers off and on since 10 PM. Raining at on time.
5/9/2018 7:05 AM 1.79 M M M M Rained steadily all day into the evening. Apparently occasional rain continued into the overnight hours
5/10/2018 7:05 AM T M M M M A few sprinkles yesterday spread through morning and afternoon.
5/11/2018 7:00 AM 0.00 0.0 M M M
5/12/2018 7:00 AM 0.00 0.0 M M M
5/13/2018 7:00 AM 0.00 0.0 M M M
5/14/2018 7:30 AM 0.00 0.0 M M M
5/15/2018 9:00 AM 0.00 0.0 M M M
5/22/2018 7:00 AM 0.00 0.0 M M M
5/23/2018 7:00 AM 0.00 0.0 M M M
5/24/2018 7:30 AM 0.00 0.0 M M M
5/25/2018 7:00 AM 0.16 M M M M Several small thundershowers passed over between about 8 PM - 11 PM.
5/26/2018 7:30 AM T M M M M Thunder and a few sprinkles yesterday afternoon between 4 and 6 pm
5/27/2018 7:00 AM 0.00 0.0 M M M
5/28/2018 6:45 AM 0.08 M M M M Fell mainly between 9 and 10 AM yesterday when remnants of a line of thunderstorms passed over
5/29/2018 6:30 AM 0.07 M M M M Rain overnight with thunder & lightning
5/30/2018 6:30 AM 0.03 M M M M Small thunderstorm passed over between 10-11 PM
5/31/2018 6:45 AM T M M M M Sprinkles during afternoon
6/1/2018 7:30 AM 0.00 0.0 M M M
6/2/2018 7:00 AM 0.10 M M M M Shot of heavier precipitation at 1 AM. Continued intermittent light rain overnight through observation time. Light sprinkles at observation time.
6/3/2018 7:00 AM 0.32 M M M M Showers off and on through day and continuing overnight
6/4/2018 6:15 AM 0.00 0.0 M M M
6/7/2018 7:30 AM 0.00 0.0 M M M
6/8/2018 7:00 AM 0.00 0.0 M M M
6/9/2018 6:30 AM 1.67 M M M M Rain began in late afternoon. Heaviest rain between 7-8 pm. Still raining off and on between 10-11 pm, then done.
6/10/2018 7:00 AM 0.17 M M M M Rain from thunderstorms in early evening
6/18/2018 7:00 AM 0.07 M M M M Light rain yesterday morning
6/19/2018 6:30 AM 0.00 0.0 M M M
6/20/2018 7:15 AM 0.00 0.0 M M M
6/21/2018 7:00 AM 0.00 0.0 M M M
6/22/2018 6:15 AM T M M M M A few sprinkles in the early evening from the edge of a passing thundershower.
6/23/2018 7:30 AM 0.00 0.0 M M M
6/24/2018 6:10 AM 0.20 M M M M Thundershowers in evening
6/25/2018 7:05 AM T M M M M Ground dry but sprinkling at Obama’s time
6/26/2018 7:00 AM 0.02 M M M M Rain fell in early evening from brief showers
6/27/2018 7:00 AM 0.00 0.0 M M M
6/28/2018 7:00 AM T M M M M Brief shower mid-morning yesterday
6/29/2018 7:00 AM 1.84 M M M M 0.75” fell in two storm passages on 6/28 between 9:15 and 9:45 AM and 2:15 and 3:00 PM. Another 1.09” fell in a storm passage between 4:30 AM and 6:00 AM on 6/29, with most of this amount falling between 4:45 aM and 5:15 AM.
6/30/2018 7:00 AM 0.01 M M M M Precip in gauge could have been the tail end of yesterday morning’s rain, or we could have caught the edge of a thundershower overnight.
7/1/2018 7:30 AM 0.00 0.0 M M M
7/2/2018 7:00 AM 0.07 M M M M Thundershower came over between 2130 and 2200.
7/3/2018 7:00 AM T M M M M A sprinkle from the edge of a passing shower in the early evening
7/4/2018 8:15 AM 1.07 M M M M 0.11” fell in a shower from 9-10 AM. 0.96” fell in the early morning from a thunderstorm. Most of this early morning rain fell from 4:45 - 5:30 AM. Rain ended about 7:30 AM
7/5/2018 6:00 AM T M M M M A bit of rain must have fallen at and shortly after observation time yesterday AM.
7/6/2018 5:30 AM 0.00 0.0 M M M Heavy dew this AM
7/7/2018 7:00 AM 0.00 0.0 M M M
7/8/2018 7:15 AM 1.08 M M M M Two thunderstorm cells went over starting around 6 AM. We got more rain from the 1st, and less rain from the 2nd. Made observation after rain ended.
7/9/2018 6:45 AM 0.04 M M M M Intermittent showers and thundershowers beginning late morning and continuing through afternoon, ending around 6 pm
7/10/2018 6:00 AM 0.00 0.0 M M M
7/11/2018 6:30 AM 0.00 0.0 M M M
7/12/2018 6:20 AM T M M M M Occasional very light showers through morning of 7/11.
7/13/2018 7:00 AM 0.00 0.0 M M M
7/14/2018 6:20 AM 0.00 0.0 M M M
7/15/2018 7:45 AM 0.00 0.0 M M M
7/16/2018 6:45 AM 0.00 0.0 M M M
7/17/2018 6:45 AM 0.00 0.0 M M M
7/18/2018 6:15 AM 0.00 0.0 M M M
7/19/2018 7:10 AM 0.00 0.0 M M M
7/20/2018 7:00 AM 0.11 0.0 M M M Rain began around 3 PM and ended around 10 pm. It was a light steady rain.
7/21/2018 8:15 AM 0.00 0.0 M M M
7/22/2018 6:30 AM 0.00 0.0 M M M
7/23/2018 6:30 AM 0.10 M M M M Caught some thundershowers between 9 PM and midnight
7/24/2018 7:00 AM 0.00 0.0 M M M
7/25/2018 7:00 AM T M M M M A few sprinkles around 8 pm
7/26/2018 6:15 AM 0.02 M M M M Light rain overnight. SPrinkles in the air at on time
7/27/2018 7:00 AM T M M M M Aa trace left in the gauge from drizzle that continued just past yesterday’s observation time
7/28/2018 7:00 AM 0.00 0.0 M M M
7/29/2018 9:05 AM 0.02 M M M M A few sprinkles from passing thundershowers in late afternoon/early evening
7/30/2018 7:00 AM T M M M M A few sprinkles in mid-afternoon from passing thundershowers
7/31/2018 6:30 AM 0.00 0.0 M M M
8/1/2018 7:00 AM 0.01 M M M M It sprinkled around 9 pm and also was drizzling between 6 and 7 am. Don’t know what was happening in-between!
8/2/2018 7:00 AM 0.01 M M M M Light drizzle/rain just after observation time yesterday. Heavy dew overnight as temperature dropped below 50 F.
8/3/2018 7:15 AM 0.00 0.0 M M M
8/4/2018 6:00 AM 0.00 0.0 M M M
8/5/2018 7:00 AM 0.02 M M M M Thundershower overnight, between 1 and 2 am
8/6/2018 7:15 AM 0.00 0.0 M M M
8/7/2018 7:00 AM 0.00 0.0 M M M
8/8/2018 7:00 AM 0.00 0.0 M M M
8/9/2018 6:45 AM 0.00 0.0 M M M
8/14/2018 7:00 AM 0.02 M M M M Light sprinkles near and after midnight
8/15/2018 7:00 AM 0.00 0.0 M M M
8/20/2018 7:00 AM 0.21 M M M M Rain fell between on time and about 10 AM yesterday
8/21/2018 7:00 AM 0.00 0.0 M M M
8/22/2018 5:50 AM 0.00 0.0 M M M
8/23/2018 7:05 AM 0.00 0.0 M M M
8/24/2018 7:00 AM 0.21 M M M M Several thundershowers came over between 11 PM and 5 AM
8/25/2018 7:45 AM 0.00 0.0 M M M Heavy dew this morning
8/26/2018 6:35 AM 0.03 M M M M Thundershowers starting at about 3 AM lasting for less than an hour
8/27/2018 6:30 AM 0.82 M M M M Thunderstorms rolled over in the late evening. Rain and sporadic hail began 11 PM. Heard a few hail pings against roof and house for several minutes, then it stopped. Rain ended around midnight.
8/28/2018 6:50 AM 0.01 M M M M Hard to tell when the gauge could have collected .01. Could have been yesterday morning, or could have been overnight.
8/29/2018 7:00 AM 0.00 0.0 M M M
8/30/2018 7:20 AM 0.00 0.0 M M M
8/31/2018 7:00 AM 0.00 0.0 M M M
9/1/2018 7:00 AM 0.10 M M M M Light rain fell from 9 - 11 AM, and again from 12:30 - 1:30 PM. There was lightning over night but no measurable precipitation then.
9/2/2018 8:00 AM 0.36 M M M M A little rain fell around 1 AM. Most fell between 3:30 and 6:30 AM
9/3/2018 7:00 AM 0.00 0.0 M M M
9/4/2018 7:00 AM 0.00 0.0 M M M
9/11/2018 7:15 AM 0.00 0.0 M M M
9/12/2018 7:20 AM 0.00 0.0 M M M
9/13/2018 7:00 AM 0.13 M M M M Thundershowers between 1130 AM and 1230 PM
9/14/2018 7:00 AM 0.07 M M M M Rained lightly from 7-20 PM and then again around 4 AM
9/15/2018 8:30 AM 0.04 M M M M Thundershowers overnight between 1230 and 0130 AM
9/16/2018 7:10 AM 0.00 0.0 M M M
9/17/2018 6:50 AM 0.00 0.0 M M M
9/18/2018 7:00 AM T M M M M Very light mist yesterday morning just after observation time.
9/19/2018 7:10 AM T M M M M There is a trace in the gauge this AM & it is cloudy. It could be brief rain earlier, or it could be dew that dripped in off the the funnel.
9/20/2018 7:00 AM 0.00 0.0 M M M
9/21/2018 6:45 AM 1.67 M M M M Rain began around 1 PM. Tapered off late in evening, but still some occasional showers overnight.
9/22/2018 7:00 AM 0.02 M M M M The precip fell yesterday morning between 7 AM and about 9 AM as yesterdays rain system moved out of the area.
9/23/2018 7:15 AM 0.00 0.0 M M M
9/24/2018 7:30 AM T M M M M Pavement wet in splotches, but nothing visible in gauge. Must have fallen just before ob time
9/25/2018 7:00 AM 0.02 M M M M Showers just after ob time yesterday, and again around mid-day
9/26/2018 7:30 AM T M M M M There is a heavy dew this morning. The trace in the gauge could be dew dripping off the collector funnel, or it could have been an overnight shower. There were some clouds in the area just after midnight.
9/27/2018 6:30 AM 0.12 M M M M Most of rain fell between 5 and 7 PM. Some sprinkles overnight. Sprinkling at ob time.
9/28/2018 7:00 AM 0.06 M M M M Occasional showers through the day yesterday, with continued sprinkles occasionally overnight.
9/29/2018 7:00 AM T M M M M Intermittent prinkles continued after ob time yesterday with clearing in afternoon.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/5/2017 10/07/2017 6:30 PM 3 0.00 M M
10/29/2017 10/30/2017 6:30 AM 2 0.05 0.5 M About 1/2" of snow accumulated on grass as of this morning. Pavement clear. Some precip fell as rain late afternoon on 28th. Snowing at time of observation this morning.
1/3/2018 1/06/2018 7:30 AM 4 0.00 6.0 M There was a T of snow in gauge and about 2" on the snowboard, but my wife did not notice any falling snow while I was gone. I infer that the snow in the gauge and on the board was due to blowing and drifting.
4/16/2018 4/17/2018 7:30 AM 2 0.00 M M Snow cover on lawn less than 50%. Decided to stop estimating some kind of average
5/16/2018 5/21/2018 7:00 AM 6 0.71 M M Most of this fell on Thursday, 5/17, but there were some showers on Friday and Saturday, 5/18 and 5/19
6/5/2018 6/06/2018 8:00 AM 2 0.42 M M All rain fell with passage of a thunderstorm early this AM, between midnight and 2 am
6/11/2018 6/17/2018 7:00 AM 7 0.73 M M Rain fell on Monday, June 11, and Saturday, June 16
8/10/2018 8/13/2018 7:00 AM 4 0.00 M M Hot and dry while we were gone
8/16/2018 8/19/2018 7:50 AM 4 0.17 M M All rain in gauge from thundershowers beginning around 5 AM on 08/19/2018
9/5/2018 9/10/2018 8:00 AM 6 0.30 M M This rain fell overnight on Thursday, September 5 and through the day on Friday, September 7
9/30/2018 10/01/2018 7:00 AM 2 0.00 M M



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground
5/24/2018 8:15 PM 3/8" 1/4" Pea Size 1/4" Pea Size Hard 5 1min no damage Continuous True Same time as rain Same time as smaller hail 70+
7/1/2018 9:30 PM 1/4" Pea Size NA NA Hard 5 2min no damage True Same time as rain Same time as smaller hail
8/26/2018 11:00 PM Heard a few sharp pings against the house, window frames, gutters, etc., when hail was falling, but it was dark and raining heavily at the time and didn’t get a good look at any individual hailstones. NA NA NA Hard 5 2min minor leaf damage Intermittent True Same time as rain Before smaller hail