Station Overview Station Location
Station Number IL-WL-20 Latitude 41.458453
Station Name Manhattan 4.7 ENE Longitude -87.909815
County Will Elevation (ft) 748



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 18 3.16 3.42 31 3.42 31 0.00 0 0 11 3 0.0 0 0
Nov 18 3.32 2.27 30 2.27 30 0.00 0 0 11 8 5.7 5 8
Dec 18 2.33 2.71 31 2.71 31 0.00 0 0 10 5 1.3 3 2
Jan 19 1.83 2.65 31 2.65 31 0.00 0 0 11 13 16.2 13 18
Feb 19 1.70 2.67 28 2.67 28 0.00 0 0 12 4 5.4 8 10
March 19 2.46 2.83 31 2.83 31 0.00 0 0 11 9 3.0 1 1
April 19 3.59 4.81 30 4.81 30 0.00 0 0 14 2 3.3 2 2
May 19 4.34 9.28 31 9.28 31 0.00 0 0 23 0 0.0 0 0
June 19 4.20 4.48 30 4.48 30 0.00 0 0 11 0 0.0 0 0
July 19 4.24 5.55 31 5.55 31 0.00 0 0 13 0 0.0 0 0
Aug 19 4.03 3.30 31 3.30 31 0.00 0 0 10 1 0.0 0 0
Sept 19 3.22 10.60 30 10.60 30 0.00 0 0 14 3 0.0 0 0
Water Year Totals: 38.42" 54.57" 365 days 54.57" 365 0.00" 0 days 0 151 days 48 days 34.9" 32 days 41 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
10/1/2018 0.00
10/2/2018 T
10/3/2018 0.00
10/4/2018 0.06
10/5/2018 0.28
10/6/2018 0.33
10/7/2018 0.34
10/8/2018 0.65
10/9/2018 0.00
10/10/2018 0.00
10/11/2018 0.62
10/12/2018 0.00
10/13/2018 0.02
10/14/2018 0.00
10/15/2018 0.13
10/16/2018 0.00
10/17/2018 0.00
10/18/2018 0.00
10/19/2018 0.00
10/20/2018 0.06
10/21/2018 T
10/22/2018 0.00
10/23/2018 0.00
10/24/2018 0.00
10/25/2018 0.00
10/26/2018 0.00
10/27/2018 0.00
10/28/2018 0.28
10/29/2018 T
10/30/2018 0.00
10/31/2018 0.65
11/1/2018 0.00
11/2/2018 0.00
11/3/2018 0.00
11/4/2018 0.07
11/5/2018 0.47
11/6/2018 0.21
11/7/2018 T
11/8/2018 0.00
11/9/2018 0.11
11/10/2018 0.01
11/11/2018 0.00
11/12/2018 0.00
11/13/2018 T
11/14/2018 0.00
11/15/2018 0.04
11/16/2018 0.02
11/17/2018 T
11/18/2018 0.19
11/19/2018 0.00
11/20/2018 T
11/21/2018 0.00
11/22/2018 0.00
11/23/2018 0.00
11/24/2018 0.29
11/25/2018 T
11/26/2018 0.85
11/27/2018 T
11/28/2018 T
11/29/2018 T
11/30/2018 0.01
12/1/2018 0.22
12/2/2018 0.64
12/3/2018 0.14
12/4/2018 T
12/5/2018 0.01
12/6/2018 T
12/7/2018 0.00
12/8/2018 0.00
12/9/2018 0.00
12/10/2018 0.00
12/11/2018 T
12/12/2018 0.00
12/13/2018 0.00
12/14/2018 0.63
12/15/2018 0.00
12/16/2018 0.00
12/17/2018 0.00
12/18/2018 0.00
12/19/2018 0.00
12/20/2018 T
12/21/2018 0.09
12/22/2018 0.00
12/23/2018 0.00
12/24/2018 0.00
12/25/2018 T
12/26/2018 0.00
12/27/2018 0.11
12/28/2018 0.70
12/29/2018 0.02
12/30/2018 0.00
12/31/2018 0.15
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.72
1/2/2019 T
1/3/2019 T
1/4/2019 0.00
1/5/2019 0.00
1/6/2019 0.00
1/7/2019 T
1/8/2019 0.28
1/9/2019 T
1/10/2019 T
1/11/2019 0.00
1/12/2019 T
1/13/2019 0.25
1/14/2019 0.00
1/15/2019 T
1/16/2019 T
1/17/2019 T
1/18/2019 T
1/19/2019 0.21
1/20/2019 0.03
1/21/2019 T
1/22/2019 0.00
1/23/2019 0.52
1/24/2019 0.03
1/25/2019 T
1/26/2019 0.06
1/27/2019 0.10
1/28/2019 0.42
1/29/2019 0.03
1/30/2019 T
1/31/2019 0.00
2/1/2019 0.09
2/2/2019 0.00
2/3/2019 0.00
2/4/2019 0.00
2/5/2019 0.03
2/6/2019 0.56
2/7/2019 0.21
2/8/2019 0.06
2/9/2019 0.00
2/10/2019 0.00
2/11/2019 0.08
2/12/2019 0.64
2/13/2019 0.06
2/14/2019 0.00
2/15/2019 T
2/16/2019 0.00
2/17/2019 T
2/18/2019 0.13
2/19/2019 T
2/20/2019 0.07
2/21/2019 0.02
2/22/2019 0.00
2/23/2019 T
2/24/2019 0.72
2/25/2019 0.00
2/26/2019 0.00
2/27/2019 0.00
2/28/2019 0.00
3/1/2019 0.00
3/2/2019 T
3/3/2019 0.00
3/4/2019 T
3/5/2019 T
3/6/2019 T
3/7/2019 0.00
3/8/2019 T
3/9/2019 0.00
3/10/2019 0.51
3/11/2019 0.00
3/12/2019 0.00
3/13/2019 0.26
3/14/2019 0.29
3/15/2019 0.31
3/16/2019 T
3/17/2019 0.12
3/18/2019 T
3/19/2019 0.00
3/20/2019 0.10
3/21/2019 0.12
3/22/2019 0.00
3/23/2019 0.00
3/24/2019 T
3/25/2019 0.07
3/26/2019 0.00
3/27/2019 0.00
3/28/2019 0.14
3/29/2019 0.04
3/30/2019 0.87
3/31/2019 T
Day of YearDaily PrcpMultiday Prcp
4/1/2019 0.00
4/2/2019 0.00
4/3/2019 0.00
4/4/2019 0.14
4/5/2019 0.12
4/6/2019 T
4/7/2019 0.00
4/8/2019 0.03
4/9/2019 0.00
4/10/2019 0.00
4/11/2019 0.10
4/12/2019 0.36
4/13/2019 0.00
4/14/2019 0.29
4/15/2019 0.59
4/16/2019 0.00
4/17/2019 0.00
4/18/2019 0.63
4/19/2019 0.18
4/20/2019 0.00
4/21/2019 0.00
4/22/2019 0.00
4/23/2019 0.04
4/24/2019 0.00
4/25/2019 0.00
4/26/2019 0.14
4/27/2019 T
4/28/2019 0.67
4/29/2019 0.81
4/30/2019 0.71
5/1/2019 2.27
5/2/2019 0.01
5/3/2019 0.55
5/4/2019 0.03
5/5/2019 0.00
5/6/2019 0.00
5/7/2019 0.22
5/8/2019 0.01
5/9/2019 1.63
5/10/2019 0.01
5/11/2019 0.00
5/12/2019 0.19
5/13/2019 0.12
5/14/2019 0.00
5/15/2019 0.00
5/16/2019 0.00
5/17/2019 0.28
5/18/2019 0.03
5/19/2019 0.38
5/20/2019 0.00
5/21/2019 0.44
5/22/2019 0.96
5/23/2019 0.18
5/24/2019 0.17
5/25/2019 0.00
5/26/2019 0.03
5/27/2019 0.08
5/28/2019 0.14
5/29/2019 1.16
5/30/2019 0.38
5/31/2019 0.01
6/1/2019 0.00
6/2/2019 0.20
6/3/2019 0.00
6/4/2019 0.04
6/5/2019 0.82
6/6/2019 0.00
6/7/2019 0.00
6/8/2019 0.00
6/9/2019 0.01
6/10/2019 0.00
6/11/2019 0.00
6/12/2019 0.00
6/13/2019 0.48
6/14/2019 0.00
6/15/2019 0.02
6/16/2019 0.52
6/17/2019 0.00
6/18/2019 0.00
6/19/2019 0.00
6/20/2019 1.48
6/21/2019 0.00
6/22/2019 0.00
6/23/2019 0.09
6/24/2019 0.00
6/25/2019 0.35
6/26/2019 0.00
6/27/2019 0.47
6/28/2019 0.00
6/29/2019 0.00
6/30/2019 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2019 0.22
7/2/2019 0.00
7/3/2019 0.89
7/4/2019 0.00
7/5/2019 0.03
7/6/2019 0.00
7/7/2019 0.11
7/8/2019 0.00
7/9/2019 0.00
7/10/2019 0.12
7/11/2019 0.00
7/12/2019 0.00
7/13/2019 0.00
7/14/2019 0.00
7/15/2019 0.01
7/16/2019 0.42
7/17/2019 0.23
7/18/2019 0.42
7/19/2019 0.32
7/20/2019 0.00
7/21/2019 0.00
7/22/2019 1.69
7/23/2019 0.00
7/24/2019 0.00
7/25/2019 0.00
7/26/2019 0.00
7/27/2019 0.00
7/28/2019 0.00
7/29/2019 0.08
7/30/2019 1.01
7/31/2019 0.00
8/1/2019 0.00
8/2/2019 0.00
8/3/2019 0.00
8/4/2019 0.00
8/5/2019 0.00
8/6/2019 0.15
8/7/2019 0.00
8/8/2019 0.00
8/9/2019 0.00
8/10/2019 0.00
8/11/2019 0.01
8/12/2019 0.03
8/13/2019 0.29
8/14/2019 0.00
8/15/2019 0.00
8/16/2019 0.00
8/17/2019 0.24
8/18/2019 0.34
8/19/2019 1.49
8/20/2019 0.00
8/21/2019 0.22
8/22/2019 T
8/23/2019 0.00
8/24/2019 0.00
8/25/2019 0.00
8/26/2019 0.22
8/27/2019 0.31
8/28/2019 0.00
8/29/2019 0.00
8/30/2019 0.00
8/31/2019 0.00
9/1/2019 0.07
9/2/2019 0.00
9/3/2019 0.08
9/4/2019 0.42
9/5/2019 0.00
9/6/2019 0.00
9/7/2019 0.00
9/8/2019 0.01
9/9/2019 0.18
9/10/2019 T
9/11/2019 0.00
9/12/2019 0.00
9/13/2019 0.35
9/14/2019 0.00
9/15/2019 0.94
9/16/2019 T
9/17/2019 0.00
9/18/2019 0.00
9/19/2019 0.00
9/20/2019 0.15
9/21/2019 T
9/22/2019 0.74
9/23/2019 0.38
9/24/2019 0.00
9/25/2019 0.02
9/26/2019 0.00
9/27/2019 0.00
9/28/2019 6.56
9/29/2019 0.61
9/30/2019 0.09



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 8:00 AM 0.00 0.0 M 0.0 M
10/2/2018 8:00 AM T 0.0 M 0.0 M Very light rain shower around 5:30 PM. Observed rain drops while mowing the lawn.
10/3/2018 8:00 AM 0.00 0.0 M 0.0 M
10/4/2018 8:00 AM 0.06 0.0 M 0.0 M Overnight shower
10/5/2018 8:00 AM 0.28 0.0 M 0.0 M Rain event in progress. Total precipitation for September was 4.23 inches. This amount is 1.01 inches above our PRISM 30 year average of 3.22 inches.
10/6/2018 8:00 AM 0.33 0.0 M 0.0 M
10/7/2018 8:00 AM 0.34 0.0 M 0.0 M
10/8/2018 8:00 AM 0.65 0.0 M 0.0 M Scattered thunderstorms started late afternoon.
10/9/2018 8:00 AM 0.00 0.0 M 0.0 M
10/10/2018 8:00 AM 0.00 0.0 M 0.0 M
10/11/2018 8:00 AM 0.62 0.0 M 0.0 M Rain started around 9:30 AM with a stronger system starting around 2:30 PM.
10/12/2018 8:00 AM 0.00 0.0 M 0.0 M
10/13/2018 8:00 AM 0.02 0.0 M 0.0 M Light frost. Two rain events yesterday. One event around noon and the second event early evening .
10/14/2018 8:00 AM 0.00 0.0 M 0.0 M
10/15/2018 8:00 AM 0.13 0.0 M 0.0 M
10/16/2018 8:00 AM 0.00 0.0 M 0.0 M
10/17/2018 8:00 AM 0.00 0.0 M 0.0 M
10/18/2018 8:00 AM 0.00 0.0 M 0.0 M Hard freeze
10/19/2018 8:00 AM 0.00 0.0 M 0.0 M
10/20/2018 8:00 AM 0.06 0.0 M 0.0 M Heavy dew
10/21/2018 8:00 AM T T M 0.0 M Heavy frost.A very strong sustained wind started ~2:00 pm.A snow storm started ~2:15 with graupel which changed into snow flakes much larger than normal.Snow stopped ~2:30.Snow did accumulate on grass, but, rapid melting prevented depth measure.
10/22/2018 8:00 AM 0.00 0.0 M 0.0 M
10/23/2018 8:00 AM 0.00 0.0 M 0.0 M
10/24/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
10/25/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
10/26/2018 8:00 AM 0.00 0.0 M 0.0 M
10/27/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
10/28/2018 8:00 AM 0.28 0.0 M 0.0 M Late afternoon and overnight rainfall.
10/29/2018 8:00 AM T 0.0 M 0.0 M Clear and heavy dew. Light rain event ~ noon.
10/30/2018 8:00 AM 0.00 0.0 M 0.0 M
10/31/2018 8:00 AM 0.65 0.0 M 0.0 M Light rain started around 8:00 PM
11/1/2018 8:00 AM 0.00 0.0 M 0.0 M
11/2/2018 8:00 AM 0.00 0.0 M 0.0 M
11/3/2018 8:00 AM 0.00 0.0 M 0.0 M
11/4/2018 8:00 AM 0.07 0.0 M 0.0 M Overnight rain showers.
11/5/2018 8:00 AM 0.47 0.0 M 0.0 M Light rainfall throughout the day.
11/6/2018 8:00 AM 0.21 0.0 M 0.0 M On and off light drizzle at OT.
11/7/2018 8:00 AM T 0.0 M 0.0 M Occasional very light drizzle/rain after OT yesterday.
11/8/2018 8:00 AM 0.00 0.0 M 0.0 M
11/9/2018 8:00 AM 0.11 0.8 M 1.0 M Light snow falling at OT.
11/10/2018 8:00 AM 0.01 T M T M Scattered very light snowfall
11/11/2018 8:00 AM 0.00 0.0 M T M Light snow in shaded areas.
11/12/2018 8:00 AM 0.00 0.0 M 0.0 M
11/13/2018 8:00 AM T T M T M
11/14/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
11/15/2018 8:00 AM 0.04 0.8 M 1.0 M Very light snowfall at OT
11/16/2018 8:00 AM 0.02 T M T M Considerable snow melt prior to OT. Trace of snow remains in shaded areas.
11/17/2018 8:00 AM T 0.0 M 0.0 M Very small water drops were observed in the rain gauge and on the snow boards. Did not observe precipitation state as it fell. Because the air temperature was around 35 degrees Fahrenheit my report shows liquid precipitation .
11/18/2018 8:00 AM 0.19 1.2 M 1.0 M Total Precipitation is derived from a snow rain mix. From 9:20 AM - 9:40 AM light snow shower. Rest of the day very light rain with occasional very light snow. Snow event over night. Considerable snow melt at OT.
11/19/2018 8:00 AM 0.00 0.0 M 0.0 M Very heavy frost. Complete snow melt due to above freezing air temps yesterday.
11/20/2018 8:00 AM T T M T M Light snowfall over the night
11/21/2018 8:00 AM 0.00 0.0 M 0.0 M
11/22/2018 8:00 AM 0.00 0.0 M 0.0 M
11/23/2018 8:00 AM 0.00 0.0 M 0.0 M Very heavy frost
11/24/2018 8:00 AM 0.29 0.0 M 0.0 M Over night rainfall
11/25/2018 8:00 AM T 0.0 M 0.0 M Very light mist at OT
11/26/2018 8:00 AM 0.85 2.8 M 3.0 M Snowing and high wind gusts @ OT. Yesterday light rain and slightly above freezing air temp. Snow started ~9:00 PM with high wind gusts. Considerable snow melt.Snow board station #1 had 1 inch less snow depth than stations 2 & 3 which were similar.
11/27/2018 8:00 AM T 0.1 M 2.0 M Very light snowfall at OT. New Snow fluffy with low water content.
11/28/2018 8:00 AM T T M 2.0 M
11/29/2018 8:00 AM T T M 2.0 M
11/30/2018 8:00 AM 0.01 T M 1.5 M Very light rain during the night which froze upon contact with environmental surfaces. Very thin layer of ice was found on the new snowfall board.
12/1/2018 8:00 AM 0.22 0.0 M 1.0 M Rain event is in progress. Significant snow melt is occurring.
12/2/2018 8:00 AM 0.64 0.0 M 0.0 M Strong storm with pea size hail around 9:30 PM. Hail component lasted for 1 - 2 minutes. Snow pack is gone.
12/3/2018 8:00 AM 0.14 0.9 M 1.0 M Light snowfall at OT. Total Precipitation is the sum of both rain and snow. Rainfall off and on during the day and snowfall during the night.
12/4/2018 8:00 AM T T M 0.0 M On and off snow flurries with no accumulation.
12/5/2018 8:00 AM 0.01 0.2 M T M Very light snow flurries during the day. Light dusting of snow during the early evening. Very light snow flurries at OT.
12/6/2018 8:00 AM T T M T M Heavy frost. Very light graupel type snowfall. Significant snow melt with scattered snow free locations.
12/7/2018 8:00 AM 0.00 0.0 M T M Small snow deposits remain in shaded locations. Heavy frost.
12/8/2018 8:00 AM 0.00 0.0 M T M Small amounts of snow remain primarily in shaded locations and on the Total Snowfall boards. Heavy frost.
12/9/2018 8:00 AM 0.00 0.0 M 0.0 M Very heavy frost
12/10/2018 8:00 AM 0.00 0.0 M 0.0 M Very heavy frost.
12/11/2018 8:00 AM T T M T M Very heavy frost. Light dusting of graupel type snow.
12/12/2018 8:00 AM 0.00 0.0 M 0.0 M
12/13/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy frost.
12/14/2018 8:00 AM 0.63 0.0 M 0.0 M Fog. Light rain event from early evening through most of the night.
12/15/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy dew. Air temperature above freezing.
12/16/2018 8:00 AM 0.00 0.0 M 0.0 M Very heavy frost. Dense fog.
12/17/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
12/18/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
12/19/2018 8:00 AM 0.00 0.0 M 0.0 M
12/20/2018 8:00 AM T 0.0 M 0.0 M Very light rain shower during the early morning.
12/21/2018 8:00 AM 0.09 T M 0.0 M A few snow flakes were observed in the air with no accumulation. Measured precipitation from light rain
12/22/2018 8:00 AM 0.00 0.0 M 0.0 M
12/23/2018 8:00 AM 0.00 0.0 M 0.0 M
12/24/2018 8:00 AM 0.00 0.0 M 0.0 M
12/25/2018 9:00 AM T T M T M Overnight lite deposit of granular (graupel) white snow and ice.
12/26/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
12/27/2018 8:00 AM 0.11 0.0 M 0.0 M Light steady rain event in progress
12/28/2018 8:00 AM 0.70 0.0 M 0.0 M Windy and light drizzle at OT. Above freezing air temperature.
12/29/2018 8:00 AM 0.02 0.2 M T M Very thin ice coat and very light mist at OT. Light drizzle yesterday.
12/30/2018 8:00 AM 0.00 0.0 M T M Heavy frost
12/31/2018 8:00 AM 0.15 0.0 M 0.0 M
1/1/2019 8:00 AM 0.72 0.2 M T M Precipitation from rain snow mix. Thin layer of ice below the snow.
1/2/2019 8:00 AM T 0.1 M T M Very light snowfall with small snow flakes.
1/3/2019 8:00 AM T 0.1 M T M Precipitation was a mix of light rain/drizzle and graupel type of snow. A thin layer of ice was noted below the snow. Total precipitation for December was 2.71 inches which is slightly above the Prism average of 2.33 inches.
1/4/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
1/5/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
1/6/2019 8:00 AM 0.00 0.0 M 0.0 M
1/7/2019 8:00 AM T 0.0 M 0.0 M Light rain at OT.
1/8/2019 8:00 AM 0.28 0.0 M 0.0 M Heavy dew
1/9/2019 8:00 AM T T M T M Very light dusting of small flake snow. Flakes here and there.
1/10/2019 8:00 AM T T M 0.0 M Yesterday, very light snowfall around noon with no accumulation. Frost at OT.
1/11/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
1/12/2019 8:00 AM T 0.1 M T M Light snowfall at OT. Snow flakes are small and asymmetric.
1/13/2019 8:00 AM 0.25 2.6 M 3.0 M
1/14/2019 8:00 AM 0.00 0.0 M 2.0 M Heavy frost
1/15/2019 8:00 AM T 0.0 M 2.0 M Precipitation event was light freezing drizzle .
1/16/2019 8:00 AM T 0.0 M 1.5 M Precipitation event yesterday was freezing drizzle.
1/17/2019 8:00 AM T T M 1.0 M Very light dusting of graupel type snow. Above freezing air temperature caused snow melt.
1/18/2019 8:00 AM T 0.0 M 1.0 M Light drizzle yesterday late AM. Few frozen ice drops in the gauge (T). Scattered snow free areas in lawn. Snow board with ice sheet 1-2 mm thick. Other snow boards with scattered frozen ice drops 1 mm thick on average.
1/19/2019 8:00 AM 0.21 3.4 M 4.0 M Windy and the snow event is still in progress.
1/20/2019 8:00 AM 0.03 1.0 M 4.0 M High wind caused drifting of snow and had impact upon snow catch.
1/21/2019 8:00 AM T 0.1 M 3.5 M Light dusting of lake effect snow. Snow had low water content.
1/22/2019 8:00 AM 0.00 0.0 M 3.5 M
1/23/2019 8:00 AM 0.52 T M 2.5 M Light rainfall at OT.Yesterday, freezing drizzle started during the AM which produced an ice glaze by evening.Yesterday evening light snowfall observed not measured.At OT ice glaze gone and snow pack reduction due to rainfall & air temp above 32.
1/24/2019 8:00 AM 0.03 T M 2.5 M Large flake snowfall around 10:00 AM which melted upon landing. Snow boards with ice sheet <1mm thick. Frozen drops on snow boards 1-2 mm thick.
1/25/2019 8:00 AM T T M 2.5 M Light snowfall yesterday afternoon and early evening. High wind reduced the snow catch for both the gauge and boards.
1/26/2019 8:00 AM 0.06 1.0 M 3.5 M Snowfall yesterday afternoon.
1/27/2019 8:00 AM 0.10 2.2 M 5.5 M Snowfall late afternoon through early evening.
1/28/2019 8:00 AM 0.42 4.8 M 7.0 M Snowing at observation time. Wind is causing drifting.
1/29/2019 8:00 AM 0.03 0.5 M 6.5 M
1/30/2019 8:00 AM T 0.1 M M M Very light snowfall around noon yesterday. My thermometer stopped functioning, but, the internet says our air temperature is -23 degrees F. Can only be outside for a few minutes.
1/31/2019 8:00 AM 0.00 0.0 M 6.0 M
2/1/2019 8:00 AM 0.09 1.5 M 7.5 M Snowfall started around 5:00 PM and lasted several hours.
2/2/2019 8:00 AM 0.00 0.0 M 7.0 M Frost
2/3/2019 8:00 AM 0.00 0.0 M 4.0 M Air temperature above freezing has caused significant snow melt.
2/4/2019 8:00 AM 0.00 0.0 M T M Above freezing air temperature (46 at OT) has caused significant snow melt. The snow boards are largely snow free. Isolated areas of snow still remain on the lawn.
2/5/2019 8:00 AM 0.03 0.0 M T M Rainfall started around noon and lasted a few hours. Remaining snow found in isolated locations.
2/6/2019 8:00 AM 0.56 0.0 M T M Thunderstorm between 9:00 and 9:30 PM produced heavy rainfall. Above freezing air temperature continues to melt the snow pack.
2/7/2019 8:00 AM 0.21 0.0 M 0.0 M Rainfall during the night
2/8/2019 8:00 AM 0.06 0.1 M T M Total precipitation is the sum of light rainfall followed by light snowfall. At OT, air temperature was 5 degrees with a strong wind.
2/9/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
2/10/2019 8:00 AM 0.00 0.0 M 0.0 M
2/11/2019 8:00 AM 0.08 1.1 M 1.0 M
2/12/2019 8:00 AM 0.64 0.1 M 0.5 M Freezing rain event last night with the average depth of the ice at 0.1 inch.(for clarity, I entered the 0.1 inch of ice depth in the Snowfall box). At OT, there was a light mist with considerable melting. Snowfall was not observed.
2/13/2019 8:00 AM 0.06 0.5 M 1.0 M Snowfall started around noon yesterday and continued through most of the day. High winds yesterday impacted snow catch and distribution. 2 mm of ice was found on the snow boards under the snow collection.
2/14/2019 8:00 AM 0.00 0.0 M 0.5 M Snow depth based upon snow board average. Snow free areas exist on the lawn.
2/15/2019 8:00 AM T T M T M Light over night snowfall
2/16/2019 8:00 AM 0.00 0.0 M 0.0 M
2/17/2019 8:00 AM T 0.1 M T M Light snow flurries at OT.
2/18/2019 8:00 AM 0.13 1.5 M 1.5 M Total Snow depth measurement rounded from the average depth of 1.68 inches.
2/19/2019 8:00 AM T T M 1.0 M Occasional light snow during the day
2/20/2019 8:00 AM 0.07 0.5 M 0.5 M Precipitation is a combination of both freezing drizzle and snow.
2/21/2019 8:00 AM 0.02 0.0 M T M Light drizzle/rainfall throughout the day. Snow on the ground found only in isolated locations.
2/22/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
2/23/2019 8:00 AM T 0.0 M 0.0 M Very light rainfall
2/24/2019 8:00 AM 0.72 T M T M Trace amount of Graupel. Very high wind velocity. Rain throughout the day yesterday.
2/25/2019 8:00 AM 0.00 0.0 M 0.0 M Very high wind yesterday
2/26/2019 8:00 AM 0.00 0.0 M 0.0 M
2/27/2019 8:00 AM 0.00 0.0 M 0.0 M
2/28/2019 8:00 AM 0.00 0.0 M 0.0 M
3/1/2019 8:00 AM 0.00 0.0 M 0.0 M
3/2/2019 8:00 AM T T M T M Light coating of graupel overnight. Feb Total Precipitation was 2.67 inches which is approximately 1 inch more than the 30 year Prism average of 1.70 inches.
3/3/2019 8:00 AM 0.00 0.0 M 0.0 M
3/4/2019 8:00 AM T T M T M Light snow flurries around 10:30 AM yesterday.
3/5/2019 8:00 AM T T M T M Light snow flurries at OT.
3/6/2019 8:00 AM T T M T M
3/7/2019 8:00 AM 0.00 0.0 M 0.0 M
3/8/2019 8:00 AM T T M T M Very light small flake snow flurries were observed 20 minutes prior to OT.
3/9/2019 8:00 AM 0.00 0.0 M 0.0 M
3/10/2019 8:00 AM 0.51 0.0 M 0.0 M On and off rainfall yesterday.
3/11/2019 8:00 AM 0.00 0.0 M 0.0 M
3/12/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
3/13/2019 8:00 AM 0.26 0.0 M 0.0 M
3/14/2019 8:00 AM 0.29 0.0 M 0.0 M
3/15/2019 8:00 AM 0.31 0.0 M 0.0 M Yesterday, we had two rounds of thunderstorms. The first event was during late AM with 0.19 inches of rainfall. The second event was during early afternoon and yielded 0.12 inches rainfall. Light drizzle at OT.
3/16/2019 8:00 AM T T M 0.0 M Combination of lite snow flurries and lite drizzle during the morning and early afternoon. No snow accumulation. Moderate frost on the snow boards and roof top.
3/17/2019 8:00 AM 0.12 3.0 M 3.0 M Heavy large flake snowfall at OT.
3/18/2019 8:00 AM T T M 0.0 M Trace precipitation and snowfall from snow event after OT yesterday. By 10:00 AM the snow event concluded. At that time, snow on the snow board and in the gauge had liquefied. At 10:00 AM the snow pack had reduced to 2.3 inches. Heavy frost @ OT.
3/19/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
3/20/2019 8:00 AM 0.10 0.0 M 0.0 M Light rainfall at OT
3/21/2019 8:00 AM 0.12 0.0 M 0.0 M Light intermittent rain throughout the day.
3/22/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
3/23/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy frost
3/24/2019 8:00 AM T 0.0 M 0.0 M Only a few rain drops in the gauge.
3/25/2019 8:00 AM 0.07 0.0 M 0.0 M Light rain event
3/26/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy frost
3/27/2019 8:00 AM 0.00 0.0 M 0.0 M
3/28/2019 8:00 AM 0.14 0.0 M 0.0 M Rain event with thunder last evening.
3/29/2019 8:00 AM 0.04 0.0 M 0.0 M
3/30/2019 8:00 AM 0.87 0.0 M 0.0 M
3/31/2019 8:00 AM T T M 0.0 M I observed very light snow flurries in the air around 6:30 PM. No accumulation.
4/1/2019 8:00 AM 0.00 0.0 M 0.0 M
4/2/2019 8:00 AM 0.00 0.0 M 0.0 M
4/3/2019 8:00 AM 0.00 0.0 M 0.0 M
4/4/2019 8:00 AM 0.14 0.0 M 0.0 M Light drizzle at OT.
4/5/2019 8:00 AM 0.12 0.0 M 0.0 M Very light drizzle at OT.
4/6/2019 8:00 AM T 0.0 M 0.0 M Light drizzle throughout much of the morning yesterday. At Observation Time there was evidence of very heavy dew condensation.
4/7/2019 8:00 AM 0.00 0.0 M 0.0 M
4/8/2019 8:00 AM 0.03 0.0 M 0.0 M
4/9/2019 8:00 AM 0.00 0.0 M 0.0 M
4/10/2019 8:00 AM 0.00 0.0 M 0.0 M
4/11/2019 8:00 AM 0.10 0.0 M 0.0 M
4/12/2019 8:00 AM 0.36 0.0 M 0.0 M Rain event last evening and night. Limited thunder and lightning.
4/13/2019 8:00 AM 0.00 0.0 M 0.0 M
4/14/2019 8:00 AM 0.29 0.5 M 0.5 M Graupel snow event in progress at OT. Snow on the snow boards was slush.
4/15/2019 8:00 AM 0.59 2.8 M 3.0 M Snowfall and Snow Depth measurements taken at 2:40 PM on 4/14. Due to significant melting the snow pack had reduced by OT today. At OT today Snowfall was 2.2" and Snow Depth was 2.6".
4/16/2019 8:00 AM 0.00 0.0 M 0.0 M
4/17/2019 8:00 AM 0.00 0.0 M 0.0 M
4/18/2019 8:00 AM 0.63 0.0 M 0.0 M
4/19/2019 8:00 AM 0.18 0.0 M 0.0 M
4/20/2019 8:00 AM 0.00 0.0 M 0.0 M
4/21/2019 8:00 AM 0.00 0.0 M 0.0 M
4/22/2019 8:00 AM 0.00 0.0 M 0.0 M
4/23/2019 8:00 AM 0.04 0.0 M 0.0 M
4/24/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
4/25/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew. Radar indicated that we should have had rain yesterday PM, but, rain did not reach the rain gauge.
4/26/2019 8:00 AM 0.14 0.0 M 0.0 M
4/27/2019 8:00 AM T 0.0 M 0.0 M Very light rain event starting at OT.
4/28/2019 8:00 AM 0.67 T M 0.0 M Mixed precipitation event. Very light graupel was observed mixed with rain around 6:30 PM. Snow that did fall melted upon contact, thus, no accumulation.
4/29/2019 8:00 AM 0.81 0.0 M 0.0 M Rain event in progress at OT. Some thunder.
4/30/2019 8:00 AM 0.71 0.0 M 0.0 M
5/1/2019 8:00 AM 2.27 0.0 M 0.0 M Strong thunderstorm between 3:00 PM and 3:30 PM.
5/2/2019 7:30 AM 0.01 0.0 M 0.0 M
5/3/2019 8:00 AM 0.55 0.0 M 0.0 M
5/4/2019 8:00 AM 0.03 0.0 M 0.0 M
5/5/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/6/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/7/2019 8:00 AM 0.22 0.0 M 0.0 M Rain event started around 1:15PM
5/8/2019 8:00 AM 0.01 0.0 M 0.0 M
5/9/2019 8:00 AM 1.63 0.0 M 0.0 M
5/10/2019 8:00 AM 0.01 0.0 M 0.0 M
5/11/2019 8:00 AM 0.00 0.0 M 0.0 M
5/12/2019 8:00 AM 0.19 0.0 M 0.0 M
5/13/2019 8:00 AM 0.12 0.0 M 0.0 M
5/14/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/15/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/16/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/17/2019 8:00 AM 0.28 0.0 M 0.0 M Strong T-storm started about 1:00 PM and lasted about 30 minutes. Rainfall over night.
5/18/2019 8:00 AM 0.03 0.0 M 0.0 M Heavy dew
5/19/2019 8:00 AM 0.38 0.0 M 0.0 M Light drizzle at OT
5/20/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/21/2019 8:00 AM 0.44 0.0 M 0.0 M
5/22/2019 8:00 AM 0.96 0.0 M 0.0 M
5/23/2019 8:00 AM 0.18 0.0 M 0.0 M
5/24/2019 8:00 AM 0.17 0.0 M 0.0 M Thunderstorm prior to OT
5/25/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
5/26/2019 8:00 AM 0.03 0.0 M 0.0 M Light rain event late morning yesterday. Over night rain event and light rainfall at OT.
5/27/2019 8:00 AM 0.08 0.0 M 0.0 M Off and on rainfall throughout the day.
5/28/2019 8:00 AM 0.14 0.0 M 0.0 M Strong thunderstorm at 1:30 PM and rainfall again around 3:00 PM
5/29/2019 8:00 AM 1.16 0.0 M 0.0 M Thunderstorm around 3:15 PM yesterday and significant rainfall over night.
5/30/2019 8:00 AM 0.38 0.0 M 0.0 M
5/31/2019 8:00 AM 0.01 0.0 M 0.0 M
6/1/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/2/2019 8:00 AM 0.20 0.0 M 0.0 M Strong thunderstorm around 6:00 PM
6/3/2019 8:00 AM 0.00 0.0 M 0.0 M
6/4/2019 8:00 AM 0.04 0.0 M 0.0 M
6/5/2019 8:00 AM 0.82 0.0 M 0.0 M Rain event during the morning and again overnight.
6/6/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/7/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/8/2019 8:00 AM 0.00 0.0 M 0.0 M
6/9/2019 8:00 AM 0.01 0.0 M 0.0 M Very light sprinkle around 5:00 PM. Light showers early evening.
6/10/2019 8:00 AM 0.00 0.0 M 0.0 M
6/11/2019 8:00 AM 0.00 0.0 M 0.0 M
6/12/2019 8:00 AM 0.00 0.0 M 0.0 M
6/13/2019 8:00 AM 0.48 0.0 M 0.0 M
6/14/2019 8:00 AM 0.00 0.0 M 0.0 M
6/15/2019 8:00 AM 0.02 0.0 M 0.0 M
6/16/2019 8:00 AM 0.52 0.0 M 0.0 M Fog at OT. Light afternoon rain event.
6/17/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/18/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/19/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/20/2019 8:00 AM 1.48 0.0 M 0.0 M
6/21/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/22/2019 8:00 AM 0.00 0.0 M 0.0 M
6/23/2019 8:00 AM 0.09 0.0 M 0.0 M
6/24/2019 7:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/25/2019 8:00 AM 0.35 0.0 M 0.0 M Heavy dew
6/26/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/27/2019 8:00 AM 0.47 0.0 M 0.0 M Early evening thunderstorm . Considerable lightning.
6/28/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/29/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
6/30/2019 9:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/1/2019 8:00 AM 0.22 0.0 M 0.0 M Strong outflow gust at 2:42 PM. The strongest part of yesterdays afternoon storm missed this location to the West and South.
7/2/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/3/2019 8:00 AM 0.89 0.0 M 0.0 M
7/4/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/5/2019 8:00 AM 0.03 0.0 M 0.0 M Heavy dew
7/6/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/7/2019 8:00 AM 0.11 0.0 M 0.0 M Afternoon shower
7/8/2019 8:00 AM 0.00 0.0 M 0.0 M
7/9/2019 8:00 AM 0.00 0.0 M 0.0 M
7/10/2019 8:00 AM 0.12 0.0 M 0.0 M
7/11/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/12/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/13/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/14/2019 8:00 AM 0.00 0.0 M 0.0 M Early evening storm missed this location.
7/15/2019 8:00 AM 0.01 0.0 M 0.0 M Heavy dew
7/16/2019 8:00 AM 0.42 0.0 M 0.0 M Light rainfall at OT.
7/17/2019 8:00 AM 0.23 0.0 M 0.0 M Very heavy dew
7/18/2019 8:00 AM 0.42 0.0 M 0.0 M
7/19/2019 8:00 AM 0.32 0.0 M 0.0 M Yesterday, late morning rain event.
7/20/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/21/2019 8:00 AM 0.00 0.0 M 0.0 M
7/22/2019 8:00 AM 1.69 0.0 M 0.0 M Strong early afternoon thunderstorm.
7/23/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
7/24/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
7/25/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
7/26/2019 8:00 AM 0.00 0.0 M 0.0 M
7/27/2019 8:00 AM 0.00 0.0 M 0.0 M
7/28/2019 8:00 AM 0.00 0.0 M 0.0 M
7/29/2019 8:00 AM 0.08 0.0 M 0.0 M
7/30/2019 8:00 AM 1.01 0.0 M 0.0 M Scattered storms yesterday. Heavy dew.
7/31/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew. The precipitation total for July is 5.55 inches. This amount is 1.31 inches above our 30 year average.
8/1/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/2/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/3/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/4/2019 8:00 AM 0.00 0.0 M 0.0 M
8/5/2019 8:00 AM 0.00 0.0 M 0.0 M
8/6/2019 8:00 AM 0.15 0.0 M 0.0 M Overnight rain event.
8/7/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
8/8/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/9/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/10/2019 8:00 AM 0.00 0.0 M 0.0 M
8/11/2019 8:00 AM 0.01 0.0 M 0.0 M Light rain event in progress
8/12/2019 8:00 AM 0.03 0.0 M 0.0 M
8/13/2019 8:00 AM 0.29 0.0 M 0.0 M Late afternoon and evening showers.
8/14/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew.
8/15/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/16/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/17/2019 8:00 AM 0.24 0.0 M 0.0 M
8/18/2019 8:00 AM 0.34 0.0 M 0.0 M Strong thunderstorm ended about 30 minutes prior to OT. Light rain redeveloped at OT.
8/19/2019 8:00 AM 1.49 0.0 M 0.0 M Late morning strong thunderstorm.
8/20/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/21/2019 8:00 AM 0.22 0.0 M 0.0 M Heavy dew
8/22/2019 8:00 AM T 0.0 M 0.0 M We received only a few rain drops from a weak deteriorating system about 6:15 PM. If I had not been looking outside at the time I would have missed the event.
8/23/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/24/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/25/2019 8:00 AM 0.00 0.0 M 0.0 M
8/26/2019 8:00 AM 0.22 0.0 M 0.0 M
8/27/2019 8:00 AM 0.31 0.0 M 0.0 M Scattered showers throughout the day. Heavy dew.
8/28/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/29/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/30/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
8/31/2019 8:00 AM 0.00 0.0 M 0.0 M Total precipitation for August is 3.30 inches which is less than our 30 year Prism average of 4.03 inches.
9/1/2019 8:00 AM 0.07 0.0 M 0.0 M
9/2/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
9/3/2019 8:00 AM 0.08 0.0 M 0.0 M Rain event in progress.
9/4/2019 8:00 AM 0.42 0.0 M 0.0 M Thunderstorms and storms throughout the day.
9/5/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
9/6/2019 8:00 AM 0.00 0.0 M 0.0 M
9/7/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
9/8/2019 8:00 AM 0.01 0.0 M 0.0 M Rain event in progress
9/9/2019 8:00 AM 0.18 0.0 M 0.0 M
9/10/2019 8:00 AM T 0.0 M 0.0 M Very light sprinkle around 10:30 AM
9/11/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
9/12/2019 8:00 AM 0.00 0.0 M 0.0 M
9/13/2019 8:00 AM 0.35 0.0 M 0.0 M Yesterday, thunderstorm around 3:20 PM. Again, thunderstorms during the early morning.
9/14/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
9/15/2019 8:30 AM 0.94 0.0 M 0.0 M Observation time was delayed by 30 minutes due to heavy rain and lightning in the area. Light rain in progress at 8:30 AM. Thunderstorms overnight.
9/16/2019 8:00 AM T 0.0 M 0.0 M Trace measure is for the very light precipitation that took place after the morning measurement yesterday . Very heavy dew.
9/17/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
9/18/2019 8:00 AM 0.00 0.0 M 0.0 M Very heavy dew
9/19/2019 8:00 AM 0.00 0.0 M 0.0 M
9/20/2019 8:00 AM 0.15 0.0 M 0.0 M
9/21/2019 8:00 AM T 0.0 M 0.0 M
9/22/2019 8:00 AM 0.74 0.0 M 0.0 M
9/23/2019 8:00 AM 0.38 0.0 M 0.0 M Off and on rainfall throughout the day. Very heavy dew.
9/24/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
9/25/2019 8:00 AM 0.02 0.0 M 0.0 M
9/26/2019 8:00 AM 0.00 0.0 M 0.0 M Heavy dew
9/27/2019 8:00 AM 0.00 0.0 M 0.0 M
9/28/2019 8:30 AM 6.56 0.0 M 0.0 M Strong thunderstorms from 11:00 AM through the night. Because it was raining at my usual observation time I made my measurements at 8:30 AM.
9/29/2019 8:00 AM 0.61 0.0 M 0.0 M Very light rainfall in progress at OT. Early morning shower.
9/30/2019 8:00 AM 0.09 0.0 M 0.0 M Light afternoon and early evening showers. Very heavy dew.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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
12/2/2018 8:00 AM NA 1/4" Pea Size NA White Ice 2 1min no damage Continuous True Same time as rain Same time as smaller hail