Station Overview Station Location
Station Number CO-CF-20 Latitude 38.5432444
Station Name Maysville 2.2 NE Longitude -106.1923972
County Chaffee Elevation (ft) 8425



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 09 1.30 3.48 31 3.48 31 0.00 0 0 13 5 30.4 7 9
Nov 09 0.88 0.16 30 0.16 30 0.00 0 0 4 1 2.8 4 6
Dec 09 1.45 1.13 27 1.13 27 0.00 0 0 10 4 16.9 10 22
Jan 10 0.70 0.74 31 0.74 31 0.00 0 0 7 7 9.2 7 14
Feb 10 0.99 1.19 28 1.19 28 0.00 0 0 9 8 17.1 9 28
March 10 1.62 3.08 30 3.08 30 0.00 0 0 11 3 35.2 11 25
April 10 1.38 1.03 30 0.38 26 0.65 4 1 7 8 1.4 3 1
May 10 1.84 0.81 31 0.81 31 0.00 0 0 8 6 0.5 2 0
June 10 1.04 1.12 28 1.05 19 0.07 9 1 5 5 0.0 0 0
July 10 1.95 1.89 31 1.89 31 0.00 0 0 15 5 0.0 0 0
Aug 10 2.09 2.06 31 2.06 31 0.00 0 0 15 6 0.0 0 0
Sept 10 1.39 0.34 30 0.34 30 0.00 0 0 4 2 0.0 0 0
Water Year Totals: 16.63" 17.03" 358 days 16.31" 345 0.72" 13 days 2 108 days 60 days 113.5" 53 days 105 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
10/1/2009 0.04
10/2/2009 0.00
10/3/2009 0.00
10/4/2009 T
10/5/2009 T
10/6/2009 0.02
10/7/2009 0.00
10/8/2009 0.02
10/9/2009 T
10/10/2009 0.00
10/11/2009 0.00
10/12/2009 0.00
10/13/2009 T
10/14/2009 0.12
10/15/2009 0.05
10/16/2009 0.01
10/17/2009 0.00
10/18/2009 0.00
10/19/2009 0.00
10/20/2009 T
10/21/2009 0.76
10/22/2009 0.69
10/23/2009 0.00
10/24/2009 0.00
10/25/2009 0.03
10/26/2009 0.14
10/27/2009 0.00
10/28/2009 0.12
10/29/2009 1.46
10/30/2009 0.02
10/31/2009 0.00
11/1/2009 0.00
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.00
11/5/2009 0.00
11/6/2009 0.00
11/7/2009 0.00
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.00
11/12/2009 0.00
11/13/2009 0.00
11/14/2009 0.08
11/15/2009 0.05
11/16/2009 0.01
11/17/2009 0.00
11/18/2009 0.00
11/19/2009 0.00
11/20/2009 0.00
11/21/2009 0.00
11/22/2009 0.00
11/23/2009 0.02
11/24/2009 T
11/25/2009 0.00
11/26/2009 0.00
11/27/2009 0.00
11/28/2009 0.00
11/29/2009 0.00
11/30/2009 0.00
12/1/2009 0.00
12/2/2009 0.00
12/3/2009 0.03
12/4/2009 0.02
12/5/2009 0.00
12/6/2009 0.17
12/7/2009 0.11
12/8/2009 0.28
12/9/2009 0.03
12/10/2009 0.00
12/11/2009 0.00
12/12/2009 T
12/13/2009 0.01
12/14/2009 0.34
12/15/2009 T
12/16/2009 0.00
12/17/2009 0.00
12/18/2009 0.00
12/19/2009 0.00
12/20/2009 0.00
12/21/2009 0.00
12/22/2009 0.00
12/23/2009 0.05
12/24/2009 0.09
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009 0.00
12/30/2009 T
12/31/2009 T
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.00
1/2/2010 T
1/3/2010 0.03
1/4/2010 T
1/5/2010 0.00
1/6/2010 0.00
1/7/2010 T
1/8/2010 T
1/9/2010 0.00
1/10/2010 0.00
1/11/2010 0.00
1/12/2010 0.00
1/13/2010 0.00
1/14/2010 0.00
1/15/2010 0.00
1/16/2010 0.00
1/17/2010 0.00
1/18/2010 0.00
1/19/2010 0.00
1/20/2010 0.01
1/21/2010 T
1/22/2010 0.06
1/23/2010 0.02
1/24/2010 0.01
1/25/2010 T
1/26/2010 0.00
1/27/2010 T
1/28/2010 0.59
1/29/2010 0.02
1/30/2010 0.00
1/31/2010 0.00
2/1/2010 T
2/2/2010 T
2/3/2010 0.00
2/4/2010 0.06
2/5/2010 0.00
2/6/2010 0.00
2/7/2010 0.01
2/8/2010 0.31
2/9/2010 0.04
2/10/2010 T
2/11/2010 T
2/12/2010 T
2/13/2010 T
2/14/2010 0.08
2/15/2010 0.00
2/16/2010 0.00
2/17/2010 0.00
2/18/2010 0.00
2/19/2010 T
2/20/2010 0.28
2/21/2010 0.19
2/22/2010 0.21
2/23/2010 0.01
2/24/2010 0.00
2/25/2010 0.00
2/26/2010 T
2/27/2010 0.00
2/28/2010 0.00
3/1/2010 0.05
3/2/2010 0.00
3/3/2010 0.00
3/4/2010 0.00
3/5/2010 0.01
3/6/2010 T
3/7/2010 0.00
3/8/2010 0.21
3/9/2010 0.06
3/10/2010 0.08
3/11/2010 0.11
3/12/2010 0.00
3/13/2010 0.00
3/14/2010
3/15/2010 0.61
3/16/2010 0.00
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 T
3/20/2010 1.09
3/21/2010 0.00
3/22/2010 0.00
3/23/2010 0.00
3/24/2010 0.78
3/25/2010 0.02
3/26/2010 T
3/27/2010 0.06
3/28/2010 0.00
3/29/2010 0.00
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.03
4/3/2010 T
4/4/2010 T
4/5/2010 T
4/6/2010 0.05
4/7/2010 0.02
4/8/2010 0.00
4/9/2010 0.00
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.03
4/14/2010 0.00
4/15/2010 **
4/16/2010 **
4/17/2010 **
4/18/2010 0.65
4/19/2010 T
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.15
4/23/2010 0.02
4/24/2010 T
4/25/2010 0.00
4/26/2010 T
4/27/2010 T
4/28/2010 0.00
4/29/2010 T
4/30/2010 0.08
5/1/2010 0.02
5/2/2010 T
5/3/2010 0.04
5/4/2010 0.00
5/5/2010 0.00
5/6/2010 0.00
5/7/2010 0.11
5/8/2010 0.00
5/9/2010 T
5/10/2010 0.00
5/11/2010 0.00
5/12/2010 T
5/13/2010 T
5/14/2010 0.07
5/15/2010 0.46
5/16/2010 0.07
5/17/2010 T
5/18/2010 0.00
5/19/2010 0.02
5/20/2010 0.02
5/21/2010 0.00
5/22/2010 0.00
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 T
5/26/2010 0.00
5/27/2010 0.00
5/28/2010 0.00
5/29/2010 0.00
5/30/2010 0.00
5/31/2010 0.00
6/1/2010 0.00
6/2/2010 0.00
6/3/2010 T
6/4/2010 0.00
6/5/2010 0.00
6/6/2010
6/7/2010 T
6/8/2010 0.00
6/9/2010 0.00
6/10/2010 0.02
6/11/2010 T
6/12/2010 0.01
6/13/2010 0.55
6/14/2010
6/15/2010 T
6/16/2010 T
6/17/2010 0.00
6/18/2010 0.00
6/19/2010 **
6/20/2010 **
6/21/2010 **
6/22/2010 **
6/23/2010 **
6/24/2010 **
6/25/2010 **
6/26/2010 **
6/27/2010 0.07
6/28/2010 0.03
6/29/2010 0.44
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 T
7/3/2010 0.10
7/4/2010 0.02
7/5/2010 T
7/6/2010 0.00
7/7/2010 T
7/8/2010 0.04
7/9/2010 0.13
7/10/2010 T
7/11/2010 0.01
7/12/2010 0.22
7/13/2010 0.00
7/14/2010 0.00
7/15/2010 0.00
7/16/2010 0.00
7/17/2010 0.00
7/18/2010 0.02
7/19/2010 0.01
7/20/2010 T
7/21/2010 0.17
7/22/2010 0.05
7/23/2010 0.10
7/24/2010 0.00
7/25/2010 0.00
7/26/2010 0.41
7/27/2010 0.00
7/28/2010 0.01
7/29/2010 0.00
7/30/2010 0.17
7/31/2010 0.43
8/1/2010 0.30
8/2/2010 0.17
8/3/2010 0.13
8/4/2010 0.32
8/5/2010 0.70
8/6/2010 0.01
8/7/2010 0.00
8/8/2010 T
8/9/2010 0.00
8/10/2010 0.03
8/11/2010 0.01
8/12/2010 0.03
8/13/2010 0.03
8/14/2010 0.00
8/15/2010 0.00
8/16/2010 0.00
8/17/2010 0.11
8/18/2010 0.00
8/19/2010 T
8/20/2010 0.04
8/21/2010 0.00
8/22/2010 0.00
8/23/2010 T
8/24/2010 0.01
8/25/2010 0.09
8/26/2010 T
8/27/2010 0.00
8/28/2010 0.00
8/29/2010 T
8/30/2010 T
8/31/2010 0.08
9/1/2010 0.00
9/2/2010 0.00
9/3/2010 0.00
9/4/2010 0.00
9/5/2010 0.00
9/6/2010 0.04
9/7/2010 0.00
9/8/2010 0.06
9/9/2010 T
9/10/2010 0.00
9/11/2010 0.00
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.00
9/16/2010 0.00
9/17/2010 0.00
9/18/2010 0.00
9/19/2010 0.00
9/20/2010 0.00
9/21/2010 T
9/22/2010 0.00
9/23/2010 0.18
9/24/2010 0.06
9/25/2010 0.00
9/26/2010 0.00
9/27/2010 0.00
9/28/2010 0.00
9/29/2010 0.00
9/30/2010 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 6:00 AM 0.04 M M 0.0 M
10/2/2009 7:00 AM 0.00 0.0 M M M
10/3/2009 7:00 AM 0.00 0.0 M M M
10/4/2009 8:00 AM T 0.0 M M M
10/5/2009 6:00 AM T M M 0.0 M Trace of rain in the late afternoon and over night.
10/6/2009 6:00 AM 0.02 T T T M Snow mostly melted as it fell
10/7/2009 6:00 AM 0.00 0.0 M 0.0 M
10/8/2009 6:00 AM 0.02 0.0 M 0.0 M
10/9/2009 7:00 AM T T 0.00 0.0 M
10/10/2009 7:00 AM 0.00 0.0 M 0.0 M
10/11/2009 7:00 AM 0.00 0.0 M 0.0 M
10/12/2009 7:00 AM 0.00 0.0 M M M
10/13/2009 6:00 AM T 0.0 M 0.0 M Light rain at today's observation time; heavy snow on Monarch Pass at 6:30am and rain all the way to Gunnison on daily commute.
10/14/2009 6:00 AM 0.12 0.0 M 0.0 M Light rain during yesterday's observation time.
10/15/2009 6:00 AM 0.05 0.0 M 0.0 M
10/16/2009 6:00 AM 0.01 0.0 M 0.0 M
10/17/2009 7:00 AM 0.00 0.0 M 0.0 M
10/18/2009 7:00 AM 0.00 0.0 M 0.0 M
10/19/2009 7:00 AM 0.00 0.0 M 0.0 M
10/20/2009 7:00 AM T 0.0 M 0.0 M Sprinkles in the early morning
10/21/2009 8:30 AM 0.76 4.4 0.57 4.0 M Snow developed sometime overnight; rain around 8:50 pm. Left the funnel in the gauge (little snow accumulation was called for in the forecast) so total precipitation might be off. Mound of snow on gauge and flatten the mound.
10/22/2009 7:00 AM 0.69 6.3 0.69 8.5 M Gauge only recorded .65" of precipitation so used snow core for total precipitation. Nice light to moderate snowfall (at times at 1"/hour). Snow settled due to a high temperature of 35° and more snow fell than measured.
10/23/2009 7:00 AM 0.00 0.0 M 5.0 M
10/24/2009 7:00 AM 0.00 0.0 M 2.0 M
10/25/2009 7:00 AM 0.03 0.3 0.03 T M Rain developed at 6:08 pm; snowing at 9:30 pm.
10/26/2009 7:00 AM 0.14 2.5 0.14 1.5 M Gauge only recorded .12" of precipitation so used snow core. Snowing at 9:00 pm but not sure when it started. Very dry fluffy snow.
10/27/2009 6:00 AM 0.00 0.0 M T M A few patches of snow; windy afternoon and night.
10/28/2009 6:00 AM 0.12 1.1 0.12 1.0 M Snow core matched gauge precipitation!
10/29/2009 7:00 AM 1.46 15.5 1.46 15.0 M Gauge overflowed and only showed .76" of precipitation. Likely more snow fell than measured; settled over night and did the snow core this morning. Light snow currently at observation time.
10/30/2009 7:00 AM 0.02 0.3 M 14.0 M Very light snow shower until 4:30 pm when it was slightly heavier and lasted about 1 hour.
10/31/2009 7:00 AM 0.00 0.0 M 10.0 M
11/1/2009 7:00 AM 0.00 0.0 M 8.0 M
11/2/2009 5:00 AM 0.00 0.0 M 4.0 M
11/3/2009 5:30 AM 0.00 0.0 M 2.0 M Patches of bare ground showing up with minor snow drifts in places.
11/4/2009 5:10 AM 0.00 0.0 M T M 50% bare ground, snow drifts and snow in the shade.
11/5/2009 5:00 AM 0.00 0.0 M T M 50% bare ground with remaining snow drifts and snow in the shade.
11/6/2009 7:00 AM 0.00 0.0 M T M A few remaining snow drifts.
11/7/2009 7:00 AM 0.00 0.0 M T M
11/8/2009 7:00 AM 0.00 0.0 M T M
11/9/2009 5:00 AM 0.00 0.0 M T M Snow in a few shady places and north side of house.
11/10/2009 5:00 AM 0.00 0.0 M T M Trace of snow on north side of house.
11/11/2009 7:00 AM 0.00 0.0 M T M
11/12/2009 5:00 AM 0.00 0.0 M T M Just a few patches of snow in the shade.
11/13/2009 7:00 AM 0.00 0.0 M T M
11/14/2009 7:30 AM 0.08 0.9 0.04 1.0 0.04 Snow developed sometime around 12:00pm and melted as it fell; .9" accumulated over night.
11/15/2009 7:00 AM 0.05 1.3 0.05 1.3 M Very light snow at times yesterday with no accumulation; all snow accumulation occurred since 5:00 am.
11/16/2009 5:00 AM 0.01 0.2 0.01 T M Light snow off and on all day until the late afternoon Most of yesterdays snow melted.
11/17/2009 5:00 AM 0.00 0.0 M T M
11/18/2009 5:00 AM 0.00 0.0 M T M
11/19/2009 5:00 AM 0.00 0.0 M T M Snow lingers in the shade.
11/20/2009 7:00 AM 0.00 0.0 M T M
11/21/2009 7:00 AM 0.00 0.0 M T M
11/22/2009 7:00 AM 0.00 0.0 M T M A few patches of snow in the shade or northern slopes.
11/23/2009 6:30 AM 0.02 0.4 0.02 0.4 M
11/24/2009 5:00 AM T T M T M
11/25/2009 5:45 AM 0.00 0.0 M T M A few patches of snow lingers in the shady areas.
11/26/2009 6:00 AM 0.00 0.0 M T M
11/27/2009 7:00 AM 0.00 0.0 M T M
11/28/2009 7:00 AM 0.00 0.0 M T M
11/29/2009 7:00 AM 0.00 0.0 M T M
11/30/2009 7:00 AM 0.00 0.0 M T M
12/1/2009 5:00 AM 0.00 0.0 M T M
12/2/2009 5:00 AM 0.00 0.0 M T M
12/3/2009 5:15 AM 0.03 0.5 0.03 0.4 M Light snow during the day with no accumulation; .5" over night.
12/4/2009 7:00 AM 0.02 0.1 T T M More snow likely fell than measured (gone during the day); some precipitation in the gauge likely from the heavy frost.
12/5/2009 7:00 AM 0.00 0.0 M T M
12/6/2009 7:00 AM 0.17 5.1 0.17 5.0 0.17 Snow developed sometime after midnight. Snow extremely dry and powdery!
12/7/2009 5:00 AM 0.11 1.4 0.11 5.0 M
12/8/2009 5:00 AM 0.28 3.5 0.28 5.5 M Most accumulation occurred over night.
12/9/2009 5:00 AM 0.03 0.4 M 5.5 M .4" of new snow measure at 8:00 am; likely more snow fell but windy conditions prevented accurate measurement. Record wind gust of 49 mph yesterday. Both snow boards drifted in; unable to do a snow core measurement. Snow depth approximate due to heavy drifting.
12/10/2009 5:00 AM 0.00 0.0 M M M Snow on the ground with heavy drifting and a high wind gust of 43 mph. Did not brave the wind and snow drifts to take a snow depth estimate.
12/11/2009 7:00 AM 0.00 0.0 M 4.0 M Heavy drifting with another day of 40+ mph winds. Snow depth best guess.
12/12/2009 7:00 AM T T M 4.0 M Light snow showers at today's observation time.
12/13/2009 7:00 AM 0.01 0.2 0.01 4.0 M Light snow showers during the day; .2" over night.
12/14/2009 5:00 AM 0.34 4.0 0.34 7.0 M Precipitation, new snow and snow depth is approximate due to drifting and windy conditions (39 mph high wind gust); used snow board core for precipitation. Snow started around 2:00 pm and 2.5" fell between 2:20 pm and 3:35 pm.
12/15/2009 5:00 AM T T 0.00 6.0 M Light snow at yesterday's observation time and as late as 6:30 pm.
12/16/2009 5:00 AM 0.00 0.0 M 5.5 M
12/17/2009 5:00 AM 0.00 0.0 M 5.0 M
12/18/2009 7:00 AM 0.00 0.0 M 4.5 M
12/19/2009 7:00 AM 0.00 0.0 M 4.0 M
12/20/2009 7:00 AM 0.00 0.0 M 4.0 M
12/21/2009 5:00 AM 0.00 0.0 M 3.5 M 20% bare ground and snow drifts up to a couple of feet.
12/22/2009 5:00 AM 0.00 0.0 M 3.0 M 20% bare ground up to 2' snow drifts.
12/23/2009 5:00 AM 0.05 0.5 0.05 3.5 M Light snow at today's observation time.
12/24/2009 7:00 AM 0.09 1.2 0.09 4.5 M Gauge only record .07" so used snow core
12/29/2009 7:00 AM 0.00 0.0 M 3.5 M
12/30/2009 7:00 AM T T 0.00 3.5 M A few flurries in the late afternoon and evening.
12/31/2009 7:00 AM T T 0.00 3.5 M
1/1/2010 7:00 AM 0.00 0.0 M 3.0 M
1/2/2010 7:20 AM T T 0.00 2.5 M A few flakes of snow drifting from the mountains at today's observation time.
1/3/2010 7:00 AM 0.03 0.5 0.02 3.0 M Light snow in the morning; snow accumulation occurred in the early afternoon.
1/4/2010 5:00 AM T T 0.00 2.5 M Just a few flakes of snow drifting from the mountains.
1/5/2010 5:00 AM 0.00 0.0 M 1.5 M
1/6/2010 5:00 AM 0.00 0.0 M 2.0 M
1/7/2010 5:00 AM T 0.3 T 1.0 M Light snow at today's observation time. Very dry snow.
1/8/2010 7:00 AM T T 0.00 1.0 M Light snow during yesterday's observation time.
1/9/2010 7:00 AM 0.00 0.0 M 1.0 M
1/10/2010 7:00 AM 0.00 0.0 M T M 50% bare ground up to 2' snow drifts.
1/11/2010 5:00 AM 0.00 0.0 M T M
1/12/2010 5:00 AM 0.00 0.0 M T M
1/13/2010 5:00 AM 0.00 0.0 M T M
1/14/2010 5:00 AM 0.00 0.0 M T M
1/15/2010 7:00 AM 0.00 0.0 M T M
1/16/2010 7:00 AM 0.00 0.0 M T M
1/17/2010 7:00 AM 0.00 0.0 M T M
1/18/2010 7:00 AM 0.00 0.0 M T M
1/19/2010 5:00 AM 0.00 0.0 M T M
1/20/2010 5:00 AM 0.01 0.2 0.01 T M .2" accumulation during the day; dusting of snow over night.
1/21/2010 5:00 AM T T T T M
1/22/2010 7:00 AM 0.06 0.6 0.06 0.5 M Precipitation from snow core.
1/23/2010 7:00 AM 0.02 0.2 0.02 T M
1/24/2010 7:00 AM 0.01 T T T M Light snow showers during the day.
1/25/2010 5:00 AM T T 0.00 T M Light snow showers in the afternoon
1/26/2010 5:00 AM 0.00 0.0 M T M
1/27/2010 7:00 AM T T 0.00 T M
1/28/2010 7:00 AM 0.59 7.2 0.59 7.0 M Gauge only recorded .55" precipitation so used snow core.
1/29/2010 5:00 AM 0.02 0.2 T 5.5 M More snow fell than measure due to melting during the day.
1/30/2010 7:00 AM 0.00 0.0 M 5.0 M
1/31/2010 7:00 AM 0.00 0.0 M 4.5 M
2/1/2010 5:00 AM T T 0.00 4.5 M Light snow at today's observation time.
2/2/2010 5:00 AM T T 0.00 4.0 M Light snow during yesterday's observation time.
2/3/2010 7:00 AM 0.00 0.0 M 4.0 M
2/4/2010 7:00 AM 0.06 0.6 0.06 4.5 M
2/5/2010 7:00 AM 0.00 0.0 M 4.0 M
2/6/2010 7:00 AM 0.00 0.0 M 3.5 M
2/7/2010 7:00 AM 0.01 0.3 0.01 3.0 M Light snow in the afternoon. Accumulation this morning starting at 6:00 am.
2/8/2010 5:30 AM 0.31 5.2 0.31 7.0 M Very dry, frosty snow. Used snow board core for total precipitation.
2/9/2010 5:00 AM 0.04 0.4 0.01 7.0 M
2/10/2010 7:00 AM T T 0.00 5.0 M Light snow during yesterday's and today's observation times.
2/11/2010 5:00 AM T T M 4.5 M Light snow during yesterday's observation time.
2/12/2010 7:00 AM T T T 4.5 M
2/13/2010 7:00 AM T T T 4.5 M
2/14/2010 7:00 AM 0.08 1.0 0.08 5.5 M Gauge only recorded .06" or precipitation; used snow core.
2/15/2010 7:00 AM 0.00 0.0 M 5.5 M
2/16/2010 5:00 AM 0.00 0.0 M 5.0 M
2/17/2010 5:00 AM 0.00 0.0 M 5.0 M
2/18/2010 7:00 AM 0.00 0.0 M 4.0 M
2/19/2010 7:00 AM T T T 4.0 M
2/20/2010 7:00 AM 0.28 5.1 0.28 8.5 M 1.5" of snow before 4:00 pm; 3.6" over night. Very dry, fluffy snow. Gauge recorded .26" of precipitation so used snow board core.
2/21/2010 7:00 AM 0.19 1.8 0.19 8.5 M Most snow accumulation fell during the day. Gauge only recorded .17" of precipitation so used snow board core.
2/22/2010 5:00 AM 0.21 2.5 0.21 11.0 M
2/23/2010 5:00 AM 0.01 0.2 0.01 11.0 M
2/24/2010 7:00 AM 0.00 0.0 M 9.0 M
2/25/2010 5:00 AM 0.00 0.0 M 8.0 M
2/26/2010 7:00 AM T T 0.00 7.5 M
2/27/2010 7:00 AM 0.00 0.0 M 7.0 1.29
2/28/2010 7:00 AM 0.00 0.0 M 6.5 M
3/1/2010 7:00 AM 0.05 1.0 0.05 7.5 M
3/2/2010 5:00 AM 0.00 0.0 M 6.5 M
3/3/2010 7:00 AM 0.00 0.0 M 5.5 M
3/4/2010 5:00 AM 0.00 0.0 M 5.0 M
3/5/2010 7:00 AM 0.01 0.2 M 4.5 M
3/6/2010 5:00 AM T T 0.00 4.5 M
3/7/2010 7:00 AM 0.00 0.0 M M M
3/8/2010 5:00 AM 0.21 2.1 0.21 5.5 M Used snow core for total precipitation.
3/9/2010 7:00 AM 0.06 0.1 0.01 M M More snow fell than measured due to windy conditions and warm temperatures
3/10/2010 5:00 AM 0.08 1.3 0.08 6.0 M
3/11/2010 5:00 AM 0.11 1.2 0.09 5.0 M
3/12/2010 7:00 AM 0.00 0.0 M 3.5 M
3/13/2010 7:00 AM 0.00 0.0 M 2.5 M 20% bare ground up to 2' snow drifts.
3/15/2010 7:00 AM 0.61 7.1 0.61 7.5 0.61 Gauge only recorded .60"; used snow board core of .61".
3/16/2010 7:00 AM 0.00 0.0 M 4.0 M
3/17/2010 7:00 AM 0.00 0.0 M 1.0 M
3/18/2010 6:00 AM 0.00 0.0 M T M Mud, mud and more MUD. Evidently the ground is still frozen and water just being absorbed by the first several inches of soil. County Rd to our house you need 4X4 to traverse. Around 50% bare ground.
3/19/2010 6:00 AM T 0.2 T T M
3/20/2010 7:00 AM 1.09 13.5 1.09 11.0 1.09 9" of snow at 2:20 pm; 12.5" of snow at 7:50 pm with additional 1" over night. Gauge only recorded .73" of precip due to windy conditions; used snow board core.
3/21/2010 7:00 AM 0.00 0.0 M 9.0 M
3/22/2010 6:00 AM 0.00 0.0 M 4.5 0.96
3/23/2010 6:00 AM 0.00 0.0 M 2.0 M
3/24/2010 6:15 AM 0.78 7.8 0.78 9.0 M Gauge only recorded .58" of precipitation so used snow board core (light winds with so drifting). Light snow at today's observation time.
3/25/2010 6:00 AM 0.02 T T 7.5 M Snow that fell during the day melted before it could be measured.
3/26/2010 7:00 AM T T 0.00 4.5 M
3/27/2010 7:00 AM 0.06 0.7 0.03 4.5 M
3/28/2010 7:00 AM 0.00 0.0 M 4.0 M
3/29/2010 6:00 AM 0.00 0.0 M 3.5 1.21
3/30/2010 7:00 AM 0.00 0.0 M 2.0 M 20% bare ground to snow drifts of a couple feet. Subsurface soil is absorbing more melting snow moisture and there is less mud.
3/31/2010 6:00 AM 0.00 0.0 M T M High of 60° and windy conditions melted the snow pack; just a trace of snow in remaining snow drifts.
4/1/2010 6:00 AM 0.00 0.0 M T M
4/2/2010 7:00 AM 0.03 0.2 0.01 T M
4/3/2010 7:00 AM T T T T M Light snow flurries on and off yesterday and this morning.
4/4/2010 6:00 AM T T 0.00 T M Light snow flurries yesterday and light snow during today's observation time.
4/5/2010 6:00 AM T T 0.00 T T Light snow in the early morning.
4/6/2010 6:00 AM 0.05 1.1 0.05 1.0 M Windy conditions so used snow board core for total precipitation; snow amounts approximate due to drifting snow. Haze in the air after the cold front.
4/7/2010 6:00 AM 0.02 T T T M Snow melted before it could be measured.
4/8/2010 6:00 AM 0.00 0.0 M T M
4/9/2010 7:00 AM 0.00 0.0 M T M
4/10/2010 7:00 AM 0.00 0.0 M T M
4/11/2010 7:00 AM 0.00 0.0 M T M
4/12/2010 6:00 AM 0.00 0.0 M T M
4/13/2010 6:00 AM 0.03 0.0 M T M Rain sometime over night.
4/14/2010 7:00 AM 0.00 0.0 M T M
4/19/2010 6:00 AM T M M M M A few sprinkles in the early afternoon.
4/20/2010 6:00 AM 0.00 0.0 M 0.0 M
4/21/2010 6:00 AM 0.00 0.0 M 0.0 M
4/22/2010 6:00 AM 0.15 T T T T Snow/sleet at today's observation time.
4/23/2010 7:00 AM 0.02 T T 0.0 M
4/24/2010 7:00 AM T T 0.00 0.0 M
4/25/2010 7:00 AM 0.00 0.0 M 0.0 M
4/26/2010 7:00 AM T T 0.00 0.0 M A few snow flakes in the afternoon and today's observation time.
4/27/2010 6:00 AM T T 0.00 0.0 M Snow drift on north side of house finally melted (not used for total snow depth),
4/28/2010 6:00 AM 0.00 0.0 M 0.0 M
4/29/2010 6:00 AM T 0.0 M 0.0 M Extreme dust blew in from the west; visibility limited to about 10 miles.
4/30/2010 7:00 AM 0.08 0.1 T T M
5/1/2010 7:00 AM 0.02 T T T T
5/2/2010 7:00 AM T T 0.00 T M
5/3/2010 6:00 AM 0.04 0.1 T T T
5/4/2010 6:00 AM 0.00 0.0 M 0.0 M
5/5/2010 6:00 AM 0.00 0.0 M 0.0 M
5/6/2010 7:00 AM 0.00 0.0 M 0.0 M
5/7/2010 7:00 AM 0.11 0.0 M 0.0 M
5/8/2010 7:00 AM 0.00 0.0 M 0.0 M
5/9/2010 7:00 AM T 0.0 M 0.0 M A few sprinkles in the afternoon.
5/10/2010 6:00 AM 0.00 0.0 M 0.0 M
5/11/2010 6:00 AM 0.00 0.0 M 0.0 M
5/12/2010 6:00 AM T T T T M A dusting of snow over night; day was windy with dust in the air.
5/13/2010 6:00 AM T T 0.00 0.0 M
5/14/2010 7:00 AM 0.07 T T 0.0 M
5/15/2010 7:00 AM 0.46 0.4 0.08 T T Mixture of rain, sleet, graupel and snow.
5/16/2010 7:00 AM 0.07 T T 0.0 M
5/17/2010 7:00 AM T 0.0 M 0.0 M A few sprinkles in the afternoon.
5/18/2010 6:00 AM 0.00 0.0 M 0.0 M
5/19/2010 7:00 AM 0.02 0.0 M 0.0 M
5/20/2010 6:00 AM 0.02 0.0 M 0.0 M
5/21/2010 7:00 AM 0.00 0.0 M 0.0 M
5/22/2010 7:00 AM 0.00 0.0 M 0.0 M
5/23/2010 7:00 AM 0.00 0.0 M 0.0 M Windy with dust blowing in from the West.
5/24/2010 6:00 AM 0.00 0.0 M 0.0 M
5/25/2010 6:00 AM T T 0.00 0.0 M
5/26/2010 6:00 AM 0.00 0.0 M 0.0 M
5/27/2010 7:00 AM 0.00 0.0 M 0.0 M
5/28/2010 7:00 AM 0.00 0.0 M 0.0 M
5/29/2010 7:00 AM 0.00 0.0 M M M
5/30/2010 7:00 AM 0.00 0.0 M M M
5/31/2010 7:00 AM 0.00 0.0 M M M
6/1/2010 7:00 AM 0.00 0.0 M M M
6/2/2010 6:00 AM 0.00 0.0 M 0.0 M
6/3/2010 6:00 AM T M M 0.0 M
6/4/2010 6:00 AM 0.00 0.0 M 0.0 M
6/5/2010 7:00 AM 0.00 0.0 M 0.0 M
6/7/2010 6:00 AM T M M 0.0 M A few sprinkles around 3:30 pm.
6/8/2010 6:00 AM 0.00 0.0 M 0.0 M
6/9/2010 6:00 AM 0.00 0.0 M 0.0 M
6/10/2010 6:00 AM 0.02 M M 0.0 M
6/11/2010 7:00 AM T 0.0 M 0.0 M
6/12/2010 7:00 AM 0.01 M M M M
6/13/2010 7:00 AM 0.55 M M 0.0 M Short periods of rice size hail and one period of pea size hail; a few shredded leaves.
6/15/2010 7:00 AM T M M 0.0 M Close to a light freeze this morning.
6/16/2010 6:00 AM T M M M M A brief rain shower around 6:40 pm.
6/17/2010 6:00 AM 0.00 0.0 M M M
6/18/2010 6:00 AM 0.00 0.0 M M M
6/28/2010 6:00 AM 0.03 M M M M
6/29/2010 7:00 AM 0.44 M M M M Rain rates at times over 2"/hour; heavy rain started around 7:50 pm with sprinkles continuing after 9:00 pm. Nice lightning show to the northeast.
6/30/2010 6:00 AM 0.00 0.0 M M M
7/1/2010 7:00 AM 0.00 0.0 M M M
7/2/2010 7:00 AM T M M M M
7/3/2010 6:00 AM 0.10 M M M M
7/4/2010 7:00 AM 0.02 M M M M
7/5/2010 7:00 AM T M M M M
7/6/2010 6:00 AM 0.00 0.0 M M M
7/7/2010 6:00 AM T 0.0 M M M
7/8/2010 6:00 AM 0.04 M M M M
7/9/2010 7:00 AM 0.13 M M M M Small piles of hail along Hwy 50 on Monarch Pass.
7/10/2010 6:00 AM T M M M M
7/11/2010 7:00 AM 0.01 M M M M
7/12/2010 6:00 AM 0.22 M M M M Sprinkles in the early afternoon; measurable rain started in the late afternoon.
7/13/2010 6:00 AM 0.00 0.0 M M M
7/14/2010 6:00 AM 0.00 0.0 M M M
7/15/2010 6:00 AM 0.00 0.0 M M M
7/16/2010 7:00 AM 0.00 0.0 M M M
7/17/2010 7:00 AM 0.00 0.0 M M M
7/18/2010 7:00 AM 0.02 M M M M
7/19/2010 7:00 AM 0.01 M M M M
7/20/2010 6:00 AM T M M M M
7/21/2010 6:00 AM 0.17 M M M M Trace of rain during the day; accumulation occurred over night.
7/22/2010 6:00 AM 0.05 M M M M Rain occurred over night.
7/23/2010 6:00 AM 0.10 M M M M
7/24/2010 7:00 AM 0.00 0.0 M M M
7/25/2010 7:00 AM 0.00 0.0 M M M
7/26/2010 6:00 AM 0.41 M M M M Rice size hail with little accumulation.
7/27/2010 6:00 AM 0.00 0.0 M M M
7/28/2010 6:00 AM 0.01 M M M M
7/29/2010 6:00 AM 0.00 0.0 M M M
7/30/2010 7:00 AM 0.17 M M M M
7/31/2010 7:00 AM 0.43 M M M M
8/1/2010 7:00 AM 0.30 M M M M
8/2/2010 6:00 AM 0.17 M M M M
8/3/2010 6:00 AM 0.13 M M M M
8/4/2010 6:00 AM 0.32 M M M M
8/5/2010 6:00 AM 0.70 M M M M
8/6/2010 7:00 AM 0.01 0.0 M M M
8/7/2010 7:00 AM 0.00 0.0 M M M
8/8/2010 7:00 AM T M M M M
8/9/2010 7:00 AM 0.00 0.0 M M M
8/10/2010 6:00 AM 0.03 M M M M
8/11/2010 6:00 AM 0.01 M M M M
8/12/2010 6:00 AM 0.03 M M M M
8/13/2010 6:00 AM 0.03 M M M M
8/14/2010 7:00 AM 0.00 0.0 M M M
8/15/2010 7:00 AM 0.00 0.0 M M M
8/16/2010 6:00 AM 0.00 0.0 M M M
8/17/2010 6:00 AM 0.11 0.0 M M M Curtain of white just north of us; either hail or very intense rain.
8/18/2010 6:00 AM 0.00 0.0 M M M
8/19/2010 6:00 AM T M M M M
8/20/2010 7:00 AM 0.04 M M M M
8/21/2010 7:00 AM 0.00 0.0 M M M
8/22/2010 7:00 AM 0.00 0.0 M M M
8/23/2010 5:00 AM T M M M M
8/24/2010 7:00 AM 0.01 M M M M
8/25/2010 5:30 AM 0.09 M M M M
8/26/2010 6:00 AM T M M M M A brief shower around 5:00 pm.
8/27/2010 6:00 AM 0.00 0.0 M M M
8/28/2010 7:00 AM 0.00 0.0 M M M
8/29/2010 7:00 AM T M M M M
8/30/2010 6:00 AM T M M M M
8/31/2010 6:00 AM 0.08 M M M M
9/1/2010 7:00 AM 0.00 0.0 M M M
9/2/2010 6:00 AM 0.00 0.0 M M M
9/3/2010 7:00 AM 0.00 0.0 M M M
9/4/2010 6:00 AM 0.00 0.0 M M M
9/5/2010 7:00 AM 0.00 0.0 M M M
9/6/2010 7:00 AM 0.04 M M M M
9/7/2010 6:00 AM 0.00 0.0 M M M
9/8/2010 6:00 AM 0.06 M M M M
9/9/2010 6:00 AM T M M M M
9/10/2010 7:00 AM 0.00 0.0 M M M
9/11/2010 7:00 AM 0.00 0.0 M M M
9/12/2010 7:00 AM 0.00 0.0 M M M
9/13/2010 6:00 AM 0.00 0.0 M M M
9/14/2010 6:00 AM 0.00 0.0 M M M
9/15/2010 7:00 AM 0.00 0.0 M M M
9/16/2010 7:00 AM 0.00 0.0 M M M
9/17/2010 7:00 AM 0.00 0.0 M M M
9/18/2010 7:00 AM 0.00 0.0 M M M
9/19/2010 7:00 AM 0.00 0.0 M M M
9/20/2010 7:00 AM 0.00 0.0 M M M
9/21/2010 6:00 AM T M M M M
9/22/2010 6:00 AM 0.00 0.0 M M M
9/23/2010 6:00 AM 0.18 M M M M Snow level at 11,000 ft on Monarch Pass; first snow of the season.
9/24/2010 6:00 AM 0.06 M M M M
9/25/2010 7:00 AM 0.00 0.0 M M M
9/26/2010 7:00 AM 0.00 0.0 M M M
9/27/2010 6:00 AM 0.00 0.0 M M M
9/28/2010 7:00 AM 0.00 0.0 M M M
9/29/2010 6:00 AM 0.00 0.0 M M M
9/30/2010 6:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/15/2010 4/18/2010 7:00 AM 4 0.65 3.9 M
6/19/2010 6/27/2010 7:00 AM 9 0.07 0.0 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