Station Overview Station Location
Station Number CA-YL-9 Latitude 38.55229
Station Name Davis 2.7 W Longitude -121.78551
County Yolo Elevation (ft) 57



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 11 0.92 1.25 31 1.25 31 0.00 0 0 5 0 0.0 0 0
Nov 11 2.36 1.18 30 1.18 30 0.00 0 0 8 1 0.0 0 0
Dec 11 3.59 0.33 31 0.33 31 0.00 0 0 2 0 0.0 0 0
Jan 12 3.99 3.17 31 3.17 31 0.00 0 0 4 1 0.0 0 0
Feb 12 3.91 0.98 29 0.98 29 0.00 0 0 6 1 0.0 0 0
March 12 2.86 3.75 31 3.75 31 0.00 0 0 10 1 0.0 0 0
April 12 1.20 2.14 30 2.14 30 0.00 0 0 7 1 0.0 0 0
May 12 0.59 0.00 31 0.00 31 0.00 0 0 0 1 0.0 0 0
June 12 0.19 0.03 30 0.03 30 0.00 0 0 1 0 0.0 0 0
July 12 0.00 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Aug 12 0.05 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Sept 12 0.27 0.00 30 0.00 30 0.00 0 0 0 1 0.0 0 0
Water Year Totals: 19.93" 12.83" 366 days 12.83" 366 0.00" 0 days 0 43 days 7 days 0.0" 0 days 0 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
10/1/2011 0.00
10/2/2011 0.00
10/3/2011 0.00
10/4/2011 0.26
10/5/2011 0.35
10/6/2011 0.08
10/7/2011 0.33
10/8/2011 0.00
10/9/2011 0.00
10/10/2011 0.00
10/11/2011 0.23
10/12/2011 0.00
10/13/2011 0.00
10/14/2011 0.00
10/15/2011 0.00
10/16/2011 0.00
10/17/2011 0.00
10/18/2011 0.00
10/19/2011 0.00
10/20/2011 0.00
10/21/2011 0.00
10/22/2011 0.00
10/23/2011 0.00
10/24/2011 0.00
10/25/2011 0.00
10/26/2011 0.00
10/27/2011 0.00
10/28/2011 0.00
10/29/2011 0.00
10/30/2011 0.00
10/31/2011 0.00
11/1/2011 0.00
11/2/2011 0.00
11/3/2011 0.00
11/4/2011 0.02
11/5/2011 0.00
11/6/2011 0.49
11/7/2011 T
11/8/2011 0.00
11/9/2011 0.00
11/10/2011 0.00
11/11/2011 0.00
11/12/2011 0.04
11/13/2011 0.00
11/14/2011 0.00
11/15/2011 0.00
11/16/2011 0.00
11/17/2011 0.00
11/18/2011 0.00
11/19/2011 0.06
11/20/2011 0.26
11/21/2011 0.01
11/22/2011 0.00
11/23/2011 0.00
11/24/2011 0.26
11/25/2011 0.04
11/26/2011 0.00
11/27/2011 0.00
11/28/2011 0.00
11/29/2011 0.00
11/30/2011 0.00
12/1/2011 0.00
12/2/2011 0.00
12/3/2011 0.00
12/4/2011 0.00
12/5/2011 0.00
12/6/2011 0.00
12/7/2011 0.00
12/8/2011 0.00
12/9/2011 0.00
12/10/2011 0.00
12/11/2011 0.00
12/12/2011 0.00
12/13/2011 0.00
12/14/2011 0.00
12/15/2011 0.32
12/16/2011 0.01
12/17/2011 0.00
12/18/2011 0.00
12/19/2011 0.00
12/20/2011 0.00
12/21/2011 0.00
12/22/2011 0.00
12/23/2011 0.00
12/24/2011 0.00
12/25/2011 0.00
12/26/2011 0.00
12/27/2011 0.00
12/28/2011 0.00
12/29/2011 0.00
12/30/2011 0.00
12/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.00
1/2/2012 0.00
1/3/2012 0.00
1/4/2012 0.00
1/5/2012 0.00
1/6/2012 0.00
1/7/2012 0.00
1/8/2012 0.00
1/9/2012 0.00
1/10/2012 0.00
1/11/2012 0.00
1/12/2012 0.00
1/13/2012 0.00
1/14/2012 0.00
1/15/2012 0.00
1/16/2012 0.00
1/17/2012 0.00
1/18/2012 0.00
1/19/2012 0.00
1/20/2012 0.08
1/21/2012 1.32
1/22/2012 T
1/23/2012 1.65
1/24/2012 0.12
1/25/2012 0.00
1/26/2012 0.00
1/27/2012 0.00
1/28/2012 0.00
1/29/2012 0.00
1/30/2012 0.00
1/31/2012 0.00
2/1/2012 0.00
2/2/2012 0.00
2/3/2012 0.00
2/4/2012 0.00
2/5/2012 0.00
2/6/2012 0.00
2/7/2012 0.31
2/8/2012 0.12
2/9/2012 0.00
2/10/2012 0.00
2/11/2012 T
2/12/2012 0.00
2/13/2012 0.05
2/14/2012 0.02
2/15/2012 0.00
2/16/2012 0.00
2/17/2012 0.00
2/18/2012 0.00
2/19/2012 0.00
2/20/2012 0.01
2/21/2012 0.00
2/22/2012 0.00
2/23/2012 0.00
2/24/2012 0.00
2/25/2012 0.00
2/26/2012 0.00
2/27/2012 0.00
2/28/2012 0.00
2/29/2012 0.47
3/1/2012 0.01
3/2/2012 0.00
3/3/2012 0.00
3/4/2012 0.00
3/5/2012 0.00
3/6/2012 0.00
3/7/2012 0.00
3/8/2012 0.00
3/9/2012 0.00
3/10/2012 0.00
3/11/2012 0.01
3/12/2012 0.00
3/13/2012 0.04
3/14/2012 0.73
3/15/2012 0.60
3/16/2012 0.03
3/17/2012 0.00
3/18/2012 0.00
3/19/2012 T
3/20/2012 0.00
3/21/2012 0.00
3/22/2012 0.00
3/23/2012 0.00
3/24/2012 0.00
3/25/2012 0.86
3/26/2012 0.00
3/27/2012 0.01
3/28/2012 1.41
3/29/2012 0.00
3/30/2012 0.05
3/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.15
4/2/2012 0.00
4/3/2012 0.00
4/4/2012 0.01
4/5/2012 0.00
4/6/2012 T
4/7/2012 0.00
4/8/2012 0.00
4/9/2012 0.00
4/10/2012 0.00
4/11/2012 0.30
4/12/2012 0.49
4/13/2012 0.90
4/14/2012 0.04
4/15/2012 0.00
4/16/2012 0.00
4/17/2012 0.00
4/18/2012 0.00
4/19/2012 0.00
4/20/2012 0.00
4/21/2012 0.00
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 0.00
4/26/2012 0.25
4/27/2012 0.00
4/28/2012 0.00
4/29/2012 0.00
4/30/2012 0.00
5/1/2012 0.00
5/2/2012 0.00
5/3/2012 0.00
5/4/2012 0.00
5/5/2012 0.00
5/6/2012 0.00
5/7/2012 0.00
5/8/2012 0.00
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 0.00
5/13/2012 0.00
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.00
5/20/2012 0.00
5/21/2012 0.00
5/22/2012 0.00
5/23/2012 0.00
5/24/2012 0.00
5/25/2012 0.00
5/26/2012 T
5/27/2012 0.00
5/28/2012 0.00
5/29/2012 0.00
5/30/2012 0.00
5/31/2012 0.00
6/1/2012 0.00
6/2/2012 0.00
6/3/2012 0.00
6/4/2012 0.00
6/5/2012 0.03
6/6/2012 0.00
6/7/2012 0.00
6/8/2012 0.00
6/9/2012 0.00
6/10/2012 0.00
6/11/2012 0.00
6/12/2012 0.00
6/13/2012 0.00
6/14/2012 0.00
6/15/2012 0.00
6/16/2012 0.00
6/17/2012 0.00
6/18/2012 0.00
6/19/2012 0.00
6/20/2012 0.00
6/21/2012 0.00
6/22/2012 0.00
6/23/2012 0.00
6/24/2012 0.00
6/25/2012 0.00
6/26/2012 0.00
6/27/2012 0.00
6/28/2012 0.00
6/29/2012 0.00
6/30/2012 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 0.00
7/3/2012 0.00
7/4/2012 0.00
7/5/2012 0.00
7/6/2012 0.00
7/7/2012 0.00
7/8/2012 0.00
7/9/2012 0.00
7/10/2012 0.00
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 0.00
7/15/2012 0.00
7/16/2012 0.00
7/17/2012 0.00
7/18/2012 0.00
7/19/2012 0.00
7/20/2012 0.00
7/21/2012 0.00
7/22/2012 0.00
7/23/2012 0.00
7/24/2012 0.00
7/25/2012 0.00
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.00
7/29/2012 0.00
7/30/2012 0.00
7/31/2012 0.00
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.00
8/12/2012 0.00
8/13/2012 0.00
8/14/2012 0.00
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.00
8/28/2012 0.00
8/29/2012 0.00
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.00
9/3/2012 0.00
9/4/2012 0.00
9/5/2012 0.00
9/6/2012 T
9/7/2012 0.00
9/8/2012 0.00
9/9/2012 0.00
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.00
9/23/2012 0.00
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012 0.00
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 7:00 AM 0.00 0.0 M M M
10/2/2011 7:00 AM 0.00 0.0 M M M
10/3/2011 7:00 AM 0.00 0.0 M M M No rain...yet. Cool for shirt-sleeves. Cirrus and partial stratus. Calm.
10/4/2011 7:00 AM 0.26 M M M M Presently overcast, calm. Rain started around 15:00 3 Oct. 0.14" by 18:30, 0.17" by 19:30, 0.21" by 20:00, 0.23" by 21:30 (not raining).
10/5/2011 7:00 AM 0.35 M M M M Rain started very gradually between 18:00 and 20:00. 0.02" by 21:30. Presently scattered cumulus; beautiful cloudscapes on eastern horizon on the Sierra. Calm.
10/6/2011 7:00 AM 0.08 M M M M Accumulation 0.07" by 17:30 5 Oct 11. Just stopped drizzling. Overcast, calm.
10/7/2011 7:00 AM 0.33 M M M M Periods of intense rain 6 Oct, then clearing. Almost cloudless, calm. Patches of low fog.
10/8/2011 7:00 AM 0.00 0.0 M M M
10/9/2011 7:00 AM 0.00 0.0 M M M
10/10/2011 7:00 AM 0.00 0.0 M M M Overcast, slight breath of wind.
10/11/2011 7:00 AM 0.23 M M M M Periods of heavy rain 10 Oct. Currently mostly cloudy, calm.
10/12/2011 7:00 AM 0.00 0.0 M M M 40% cirrus. Bautiful sunrise of salmon clouds on a baby-blue sky.
10/13/2011 7:00 AM 0.00 0.0 M M M
10/14/2011 7:00 AM 0.00 0.0 M M M Cloudlessly clear, calm.
10/15/2011 7:00 AM 0.00 0.0 M M M
10/16/2011 7:00 AM 0.00 0.0 M M M
10/17/2011 7:00 AM 0.00 0.0 M M M Scattered stratus. Calm.
10/18/2011 7:00 AM 0.00 0.0 M M M Few scattered small stratus. Calm.
10/19/2011 7:00 AM 0.00 0.0 M M M
10/20/2011 7:00 AM 0.00 0.0 M M M
10/21/2011 7:00 AM 0.00 0.0 M M M Clear, calm. Thin scattered ground fog in some farm fields.
10/22/2011 7:00 AM 0.00 0.0 M M M
10/23/2011 7:00 AM 0.00 0.0 M M M
10/24/2011 7:00 AM 0.00 0.0 M M M
10/25/2011 7:00 AM 0.00 0.0 M M M
10/26/2011 7:00 AM 0.00 0.0 M M M
10/27/2011 7:00 AM 0.00 0.0 M M M
10/28/2011 7:00 AM 0.00 0.0 M M M
10/29/2011 7:00 AM 0.00 0.0 M M M
10/30/2011 7:00 AM 0.00 0.0 M M M
10/31/2011 7:00 AM 0.00 0.0 M M M
11/1/2011 7:00 AM 0.00 0.0 M M M Windy (unusually so). Scattered cirrus. Cooler.
11/2/2011 7:00 AM 0.00 0.0 M M M
11/3/2011 7:00 AM 0.00 0.0 M M M Calm. Few scattered cirrus and stratus.
11/4/2011 7:00 AM 0.02 M M M M Light rain between ~2:00 and ~5:00 pm 3 Nov. Present conditions scattered small stratus, patches of fog on farm fields, calm, cold. Clouds along mountains to the east.
11/5/2011 7:00 AM 0.00 0.0 M M M
11/6/2011 7:00 AM 0.49 0.0 M M M 5 Nov, a few sprinkles started 13:30. 17:00 0.01"; 18:00 0.09"; 19:00 0.20"; 20:00 0.25" rain has stopped. Rain and wind again between 22:00 and 23:30. Total 0.49 at 09:00 6 Nov; few scattered clouds, calm.
11/7/2011 7:00 AM T M M M M Brief intense rain evening of 6 Nov. Clear, calm.
11/8/2011 7:00 AM 0.00 0.0 M M M Scattered thin cirrus clouds, calm. Frost on some roofs. Dew in the evenings.
11/9/2011 7:00 AM 0.00 0.0 M M M Clear, calm, frost on the roofs for the second morning.
11/10/2011 7:00 AM 0.00 0.0 M M M Clear, except for a couple of thin altostratus and scattered ground fog. Calm. Frost on roofs for the third day in a row.
11/11/2011 7:00 AM 0.00 0.0 M M M
11/12/2011 7:00 AM 0.04 M M M M 0.01" in the mid afternoon, then 0.03" late Friday 11 Nov night. Saturday 12 Nov hazy with scattered clouds. Calm.
11/13/2011 7:00 AM 0.00 0.0 M M M
11/14/2011 7:00 AM 0.00 0.0 M M M Thin haze, scattered stratus. Calm.
11/15/2011 7:00 AM 0.00 0.0 M M M Thin ground fog. Scattered thin altostratus. Calm.
11/16/2011 7:00 AM 0.00 0.0 M M M Very few cirrus. Calm. Patchy low fog.
11/17/2011 7:00 AM 0.00 0.0 M M M Thin low fog and cloud. Calm. Clear aloft.
11/18/2011 7:00 AM 0.00 0.0 M M M
11/19/2011 7:00 AM 0.06 M M M M Rain Friday night. Saturday sky started clear and calm, increasing clouds Saturday p.m.
11/20/2011 7:00 AM 0.26 M M M M Overcast, calm.
11/21/2011 7:00 AM 0.01 M M M M Currently scattered stratus with ground fog in places.
11/22/2011 7:00 AM 0.00 0.0 M M M Misty with moderate to dense fog in places. Thin 90% lumpy overcast. Calm. Dew produced trace in rain gage, but I don't think it was true rain.
11/23/2011 7:00 AM 0.00 0.0 M M M Moderate fog. Thin stratus 90% overcast. Calm.
11/24/2011 7:00 AM 0.26 M M M M
11/25/2011 7:00 AM 0.04 M M M M Light misty rain slowly accumulated 0.04". Calm.
11/26/2011 7:00 AM 0.00 0.0 M M M Foggy, gradually thinning but never completely clear. Calm.
11/27/2011 7:00 AM 0.00 0.0 M M M Foggy. Calm to very light breeze. Fog and clouds thinning by afternoon, but never fully cleared.
11/28/2011 7:00 AM 0.00 0.0 M M M Very foggy. Condensation dripping from trees forming wet patches on pavements. Calm.
11/29/2011 7:00 AM 0.00 0.0 M M M Very foggy, heavy dew dripping off trees (more from needles than leaves). Calm.
11/30/2011 7:00 AM 0.00 0.0 M M M Still foggy and overcast (since Saturday). Slight breeze from north hasn't dispelled it yet. Dripping fog last night produced 0.01", but I'm choosing not to report it as "rain".
12/1/2011 7:00 AM 0.00 0.0 M M M Cloudless. Windy from the north. Cool and dry.
12/2/2011 7:00 AM 0.00 0.0 M M M Scattered small stratus clouds. Breeze from the north. Chilly but dry.
12/3/2011 7:00 AM 0.00 0.0 M M M
12/4/2011 7:00 AM 0.00 0.0 M M M
12/5/2011 7:00 AM 0.00 0.0 M M M
12/6/2011 7:00 AM 0.00 0.0 M M M
12/7/2011 7:00 AM 0.00 0.0 M M M Another frosty, mostly clear, morning. Thin haze, scattered cirrus and stratus. Humidity low (no dew), but enough to form frost on some roofs. Calm; radio says it's a no-burn day.
12/8/2011 7:00 AM 0.00 0.0 M M M
12/9/2011 7:00 AM 0.00 0.0 M M M Clear with scattered mist in the river bottoms. Calm. Frosty. No rain in sight...
12/10/2011 7:00 AM 0.00 0.0 M M M
12/11/2011 7:00 AM 0.00 0.0 M M M Scattered clouds. Frost. Calm
12/12/2011 7:00 AM 0.00 0.0 M M M Overcast. Light breeze from north. No apparent frost, unlike last few nights.
12/13/2011 7:00 AM 0.00 0.0 M M M Cloudless. Calm. Frosty.
12/14/2011 7:00 AM 0.00 0.0 M M M Completely clear. Calm. Frosty, again. Forecast is 60% chance of rain, but I'll believe it when I see it.
12/15/2011 7:00 AM 0.32 M M M M Rain began after midnight. Awoke to heavy rain ~5:30. Barely drizzling at 07:00. Overcast, calm, cold.
12/16/2011 7:00 AM 0.01 M M M M 0.01" additional rain after yesterday's 07:00 report. Weather cleared yesterday. Present conditions: Thin cirrus, scattered stratus. Calm. No frost visible.
12/17/2011 7:00 AM 0.00 0.0 M M M
12/18/2011 7:00 AM 0.00 0.0 M M M
12/19/2011 7:00 AM 0.00 0.0 M M M
12/20/2011 7:00 AM 0.00 0.0 M M M Thin scattered cirrus, frost, calm, patches of thin fog.
12/21/2011 7:00 AM 0.00 0.0 M M M Very foggy. Calm. Patchy dripping condensation.
12/22/2011 7:00 AM 0.00 0.0 M M M Clear, breeze from north. Scattered frost.
12/23/2011 7:00 AM 0.00 0.0 M M M
12/24/2011 7:00 AM 0.00 0.0 M M M
12/25/2011 7:00 AM 0.00 0.0 M M M
12/26/2011 7:00 AM 0.00 0.0 M M M
12/27/2011 7:00 AM 0.00 0.0 M M M
12/28/2011 7:00 AM 0.00 0.0 M M M
12/29/2011 7:00 AM 0.00 0.0 M M M
12/30/2011 7:00 AM 0.00 0.0 M M M
12/31/2011 7:00 AM 0.00 0.0 M M M
1/1/2012 7:00 AM 0.00 0.0 M M M
1/2/2012 7:00 AM 0.00 0.0 M M M
1/3/2012 7:00 AM 0.00 0.0 M M M High thin haze, scattered low stratus and patches of fog. Still dry; only light dew.
1/4/2012 7:00 AM 0.00 0.0 M M M Very few cirrus around horizon, few thin stratus. Patchy thin ground fog. Calm. Dry.
1/5/2012 7:00 AM 0.00 0.0 M M M
1/6/2012 7:00 AM 0.00 0.0 M M M Frosty. Scattered fog in W. Sac. Clear above. Calm. DRY.
1/7/2012 7:00 AM 0.00 0.0 M M M
1/8/2012 7:00 AM 0.00 0.0 M M M
1/9/2012 7:00 AM 0.00 0.0 M M M Dry, Clear, Calm
1/10/2012 7:00 AM 0.00 0.0 M M M
1/11/2012 7:00 AM 0.00 0.0 M M M Cloudless with a bit of smoggy haze. Frosty. Scattered thin ground fog. Calm.
1/12/2012 7:00 AM 0.00 0.0 M M M Clear, calm, light frost.
1/13/2012 7:00 AM 0.00 0.0 M M M
1/14/2012 7:00 AM 0.00 0.0 M M M
1/15/2012 7:00 AM 0.00 0.0 M M M
1/16/2012 7:00 AM 0.00 0.0 M M M
1/17/2012 7:00 AM 0.00 0.0 M M M Clear, very cold (~25 deg F), mercifully calm.
1/18/2012 7:00 AM 0.00 0.0 M M M Thin broken cirrostratus overhead and scattered stratus around horizon. Calm. Frosty. Waiting for the rain
1/19/2012 7:00 AM 0.00 0.0 M M M Overcast, calm, but still no rain.
1/20/2012 7:00 AM 0.08 M M M M After exactly 5 weeks of dry weather during what should be our wet season, at last some rain!! Rain began ~19:00 19 Jan as a mist. Currently more or less misting. Calm.
1/21/2012 7:00 AM 1.32 M M M M Misting most of 20 Jan, then heavy rain starting 18:15. Accum 18:00 0.22"; 19:05 0.32"; 20:30 0.41"; 21:10 0.46"; 22:30 1".
1/22/2012 7:00 AM T M M M M Overcast. Trace in rain gauge; might have been dregs from draining it yesterday. 21 Jan sparklingly sunny in the morning. Very thin haze afternoon and night. Calm.
1/23/2012 7:00 AM 1.65 M M M M Still drizzling at obs time. Measurement tube overflowed into outer container; this value extracted from total at end of 1/23 divided by fractions at nearby stations YL2 and YL6. Periods of heavy rain. Overcast. Calm. 22Jan obs: 12:30 0.09; 15:30 0.17; 18:00 0.22; 22:00 0.26 starting to rain hard.
1/24/2012 7:00 AM 0.12 M M M M Foggy. Calm
1/25/2012 7:00 AM 0.00 0.0 M M M
1/26/2012 7:00 AM 0.00 0.0 M M M Cloudy, foggy; light breeze from south
1/27/2012 7:00 AM 0.00 0.0 M M M Clear, moderate breeze from north, cold.
1/28/2012 7:00 AM 0.00 0.0 M M M Clear though with thin high haze. Frost. Calm
1/29/2012 7:00 AM 0.00 0.0 M M M
1/30/2012 7:00 AM 0.00 0.0 M M M Scattered cirrus. Calm. Above freezing.
1/31/2012 7:00 AM 0.00 0.0 M M M Heavy fog. Calm. Cold, but above freezing.
2/1/2012 7:00 AM 0.00 0.0 M M M Low scattered stratus. Calm. Cool (low 40s).
2/2/2012 7:00 AM 0.00 0.0 M M M Almost completely cloudless; some stratus to the west. Breezy. Cool, but no frost. Still no rain.
2/3/2012 7:00 AM 0.00 0.0 M M M Clear except for contrails. Frost. Calm. Patchy fog nearby.
2/4/2012 7:00 AM 0.00 0.0 M M M
2/5/2012 7:00 AM 0.00 0.0 M M M
2/6/2012 7:00 AM 0.00 0.0 M M M Thin stratus overcast. Calm. Cool, but no(?) visible frost
2/7/2012 7:00 AM 0.31 M M M M Raining moderately at observation time. Accumulation 0.29" at 06:30. Rain began sometime before 01:45, when gutter started draining. Calm, cool.
2/8/2012 7:00 AM 0.12 M M M M An additional 0.12" yesterday, for a storm total of 0.43". Currrently 20% stratus clouds. Calm, cool but not frosty.
2/9/2012 7:00 AM 0.00 0.0 M M M Scattered thin cloud. Scattered fog. Calm. Cold, but not frosty.
2/10/2012 7:00 AM 0.00 0.0 M M M Scattered cumulus. Slight breeze. Dew but no frost.
2/11/2012 7:00 AM T M M M M Friday, some observers saw a few sprinkles. No accumulation in gauge.
2/12/2012 7:00 AM 0.00 0.0 M M M Clear, calm. light frost
2/13/2012 7:00 AM 0.05 M M M M Currently overcast, Calm. Cool. There are occasional drops but pavement barely wet. Remarkably little accumulation given that it's been "misting" since 15:15 yesterday.
2/14/2012 7:00 AM 0.02 M M M M Thin rain in the morning 13 Feb, clearing to partly cloudy in the afternoon. Currently partly thin stratus. Calm. Cold but no frost.
2/15/2012 7:00 AM 0.00 0.0 M M M Wind from north. Utterly cloudless except for a few over the Sierra far to the east. Cold, but wind is preventing any frost.
2/16/2012 7:00 AM 0.00 0.0 M M M Light breeze. Clear, cold.
2/17/2012 7:00 AM 0.00 0.0 M M M A few scattered stratus clouds. Cold. Calm.
2/18/2012 7:00 AM 0.00 0.0 M M M
2/19/2012 7:00 AM 0.00 0.0 M M M
2/20/2012 7:00 AM 0.01 M M M M Overcast, calm. Rain must have started after 23:00, when I last checked on the stars.
2/21/2012 7:00 AM 0.00 0.0 M M M Thin stratus overcast. Calm. Cold but not frosty.
2/22/2012 7:00 AM 0.00 0.0 M M M Stratus overcast 75a%. Cool, calm.
2/23/2012 7:00 AM 0.00 0.0 M M M Thin stratus and cirrus. Breezy. Cool but not cold.
2/24/2012 7:00 AM 0.00 0.0 M M M Clear. Calm.
2/25/2012 7:00 AM 0.00 0.0 M M M
2/26/2012 7:00 AM 0.00 0.0 M M M
2/27/2012 7:00 AM 0.00 0.0 M M M Bank of clouds to east, otherwise clear. Frost(!). Calm.
2/28/2012 7:00 AM 0.00 0.0 M M M Hazy with partial stratus clouds. Cold; some frost. Calm.
2/29/2012 7:00 AM 0.47 M M M M Overcast. Calm. Cool. Not raining at observation time. A few drops started about 21:00, but not enough to wet the ground. Neighbor mentioned that it rained hard around 05:00.
3/1/2012 7:00 AM 0.01 M M M M Presently overcast, moderate breeze, cool but not cold.
3/2/2012 7:00 AM 0.00 0.0 M M M Thin scattered cirrus. Light breeze. Cold but no visible frost.
3/3/2012 7:00 AM 0.00 0.0 M M M
3/4/2012 7:00 AM 0.00 0.0 M M M
3/5/2012 7:00 AM 0.00 0.0 M M M Scattered thin stratus and cirrus. Calm, though wind in forecast. Cool.
3/6/2012 7:00 AM 0.00 0.0 M M M No rain yet. Approx. 50% overcast, cumulus and stratus. Slight breeze. Cool-cold.
3/7/2012 7:00 AM 0.00 0.0 M M M North wind. Cloudless. Cold.
3/8/2012 7:00 AM 0.00 0.0 M M M Cloudless. Calm. Close to freezing, but no clear frost.
3/9/2012 7:00 AM 0.00 0.0 M M M
3/10/2012 7:00 AM 0.00 0.0 M M M
3/11/2012 7:00 AM 0.01 M M M M Partly cloudy. Pavement barely wet.
3/12/2012 7:00 AM 0.00 0.0 M M M Frost. Calm. Clear.
3/13/2012 7:00 AM 0.04 M M M M Raining at observation time (total left to accumulate). Overcast. Calm. Rain must have just started: Patches of pavement under trees not wet yet.
3/14/2012 7:00 AM 0.73 M M M M Raining at observation time. 13 Mar at 17:30 accum 0.36; at 23:00 0.41. Overcast, calm.
3/15/2012 7:00 AM 0.60 M M M M Sprinkling at observation time. Overcast. Calm. Relatively warm(!). Accumulations: 0.48" by 17:30 PDT 14 March.
3/16/2012 7:00 AM 0.03 M M M M Very light rain at observation time. Calm. Overcast. Cool, but not especially cold.
3/17/2012 7:00 AM 0.00 0.0 M M M
3/18/2012 7:00 AM 0.00 0.0 M M M
3/19/2012 7:00 AM T M M M M Brief hail at 1:55 pm 18 March, lasting about 2 minutes. I hurriedly removed the funnel to catch the ice, but the squall was half over and some ice particles bounced out. Mostly clear last night. Currently 30% stratus cloud coverage, frosty, calm.
3/20/2012 7:00 AM 0.00 0.0 M M M Overcast. Calm. Cold.
3/21/2012 7:00 AM 0.00 0.0 M M M Scattered stratus clouds. Calm, cold.
3/22/2012 7:00 AM 0.00 0.0 M M M Stratus overcast, but nothing to show for it. Calm. Cold side of cool.
3/23/2012 7:00 AM 0.00 0.0 M M M Clear, calm, cold: Some frost visible.
3/24/2012 7:00 AM 0.00 0.0 M M M
3/25/2012 7:00 AM 0.86 M M M M Light rain started 14:30 24 Mar, but < 0.01" by 17:00. Accum 0.07" at 20:30, 0.25" at 22:10 24 Mar. Clear, cool, calm.
3/26/2012 7:00 AM 0.00 0.0 M M M Thin stratus overcast. Frost. Calm
3/27/2012 7:00 AM 0.01 M M M M Rain apparently started soon before 06:30. Overcast, though thinner to the east; raining lightly; cool; calm. Accum 0.005 at 06:40, 0.012 at 07:00, implying a rain rate of ~0.02"/hr. Still dry under trees, etc.
3/28/2012 7:00 AM 1.41 M M M M Partly stratus cloudy, calm, cold. Steady rain last night. Accum 27 March: 17:45 0.49"; 18:30 0.68"; 19:00 0.75"; 19:30 0.84"; 20:00 0.95" (emptied gage); 21:10 1.05"; 28 Mar 07:00 1.41"
3/29/2012 7:00 AM 0.00 0.0 M M M
3/30/2012 7:00 AM 0.05 M M M M 90% overcast; cumulostratus. Cool, calm. Light rain started 18:00 29 March. 0.01" by 19:00, but rain had almost stopped.
3/31/2012 7:00 AM 0.00 0.0 M M M
4/1/2012 7:00 AM 0.15 M M M M Rain started 31 March 08:30, light; heavy rain started 09:30; By 12:30 accumulation 0.15", still raining lightly. No further accumulation by 16:00.
4/2/2012 7:00 AM 0.00 0.0 M M M
4/3/2012 7:00 AM 0.00 0.0 M M M Overcast. Calm. Cool
4/4/2012 7:00 AM 0.01 M M M M A few sprinkles at 19:00; brief heavy rain around 23:00. Patches of frost on roots. Clear, calm, cold.
4/5/2012 7:00 AM 0.00 0.0 M M M Clear, Calm. Frost on roofs again!
4/6/2012 7:00 AM T M M M M Just a few drops at observation location, but brief heavy rain squall observed within half a mile SE. Currently cloudless, cool, calm.
4/7/2012 7:00 AM 0.00 0.0 M M M
4/8/2012 7:00 AM 0.00 0.0 M M M
4/9/2012 7:00 AM 0.00 0.0 M M M Thin altostratus. Calm. Cool.
4/10/2012 7:00 AM 0.00 0.0 M M M
4/11/2012 7:00 AM 0.30 M M M M Present conditions: Thin stratus, calm, cold. Accumulations: 10 Apr 17:30 0.11", 18:30 0.15", 19:30 0.17" 21:30 0.20"
4/12/2012 7:00 AM 0.49 M M M M Accumul. trace by 18:00, though there had been heavy isolated squalls nearby during the day. Brief heavy rain from 19:30 to 19:35 accum 0.03". Additional rain must have fallen after 22:30. Present conditions overcast, cold, calm.
4/13/2012 7:00 AM 0.90 M M M M Currently raining, calm, cool-cold. Accumulation: 12 Apr 18:30 0.04" not raining; 21:45 started raining hard; 22:30 0.15" raining; 23:00 0.22" raining hard since 22:45; 13 Apr 06:30 0.88"; 07:00 0.90"
4/14/2012 7:00 AM 0.04 M M M M Scattered showers 13 Apr, partly cloudy by nightfall. Calm, cool.
4/15/2012 7:00 AM 0.00 0.0 M M M Clear, calm, not too cool.
4/16/2012 7:00 AM 0.00 0.0 M M M Thin scattered cirrus, calm, cool.
4/17/2012 7:00 AM 0.00 0.0 M M M Thin scattered cirrus. Calm. Cool but not cold. Nice spring day!
4/18/2012 7:00 AM 0.00 0.0 M M M Overcast. Calm. Dry. Nice morning!
4/19/2012 7:00 AM 0.00 0.0 M M M
4/20/2012 7:00 AM 0.00 0.0 M M M
4/21/2012 7:00 AM 0.00 0.0 M M M
4/22/2012 7:00 AM 0.00 0.0 M M M
4/23/2012 7:00 AM 0.00 0.0 M M M Calm, cloudless, cool, but warm enough for short sleeve shirt.
4/24/2012 7:00 AM 0.00 0.0 M M M About 50% cumulostratus cloud cover. Calm.
4/25/2012 7:00 AM 0.00 0.0 M M M 100% stratus overcast. Not yet raining. Calm, but clouds are moving north (low to the west off the coast).
4/26/2012 7:00 AM 0.25 M M M M 25% cumulus at observation time, light breeze, clouds moving east. Brief period of rain around 25 Apr 09:00, about 0.01" accumulation. Rain resumed after 18:00. 19:45 0.02"; 20:05 0.06" raining harder; 22:00 0.19"; Total 0.25".
4/27/2012 7:00 AM 0.00 0.0 M M M 50% thin altostratus. Calm.
4/28/2012 7:00 AM 0.00 0.0 M M M
4/29/2012 7:00 AM 0.00 0.0 M M M
4/30/2012 7:00 AM 0.00 0.0 M M M
5/1/2012 7:00 AM 0.00 0.0 M M M
5/2/2012 7:00 AM 0.00 0.0 M M M
5/3/2012 7:00 AM 0.00 0.0 M M M
5/4/2012 7:00 AM 0.00 0.0 M M M Cloudless, calm. Cloudy on 3 May 2012, but no rain at site. Saw moderate rain midday about 15 miles east (at work).
5/5/2012 7:00 AM 0.00 0.0 M M M
5/6/2012 7:00 AM 0.00 0.0 M M M
5/7/2012 7:00 AM 0.00 0.0 M M M Light breeze. Cloudless.
5/8/2012 7:00 AM 0.00 0.0 M M M Cloudless and calm. Very thin high haze to the east.
5/9/2012 7:00 AM 0.00 0.0 M M M Cloudless, calm. Cool in the morning, of course, but yesterday afternoon was very warm.
5/10/2012 7:00 AM 0.00 0.0 M M M Thin high wisps of cloud. Breeze from north.
5/11/2012 7:00 AM 0.00 0.0 M M M
5/12/2012 7:00 AM 0.00 0.0 M M M
5/13/2012 7:00 AM 0.00 0.0 M M M
5/14/2012 7:00 AM 0.00 0.0 M M M Cloudless, calm.
5/15/2012 7:00 AM 0.00 0.0 M M M
5/16/2012 7:00 AM 0.00 0.0 M M M
5/17/2012 7:00 AM 0.00 0.0 M M M Overcast. Light breeze from southwest. Cooler than recent days.
5/18/2012 7:00 AM 0.00 0.0 M M M Clear, though a bit hazy. Calm.
5/19/2012 7:00 AM 0.00 0.0 M M M
5/20/2012 7:00 AM 0.00 0.0 M M M
5/21/2012 7:00 AM 0.00 0.0 M M M
5/22/2012 7:00 AM 0.00 0.0 M M M
5/23/2012 7:00 AM 0.00 0.0 M M M
5/24/2012 7:00 AM 0.00 0.0 M M M
5/25/2012 7:00 AM 0.00 0.0 M M M About 40% overcast, cumulostratus. Calm. Windy yesterday
5/26/2012 7:00 AM T M M M M Short rain last night around 22:30, about 0.005"
5/27/2012 7:00 AM 0.00 0.0 M M M
5/28/2012 7:00 AM 0.00 0.0 M M M
5/29/2012 7:00 AM 0.00 0.0 M M M
5/30/2012 7:00 AM 0.00 0.0 M M M
5/31/2012 7:00 AM 0.00 0.0 M M M Clear, Calm
6/1/2012 7:00 AM 0.00 0.0 M M M
6/2/2012 7:00 AM 0.00 0.0 M M M
6/3/2012 7:00 AM 0.00 0.0 M M M
6/4/2012 7:00 AM 0.00 0.0 M M M Overcast, slight breeze. Forecast includes rain, but we have not seen any yet.
6/5/2012 7:00 AM 0.03 M M M M Current conditions: Scattered clouds, calm.
6/6/2012 7:00 AM 0.00 0.0 M M M Yesterday scattered puffy cumulus for the Venus transit. Present conditions: Almost cloudless, calm.
6/7/2012 7:00 AM 0.00 0.0 M M M
6/8/2012 7:00 AM 0.00 0.0 M M M
6/9/2012 7:00 AM 0.00 0.0 M M M
6/10/2012 7:00 AM 0.00 0.0 M M M Windy from north yesterday, dropping to moderate breeze. Big tree limb dropped into our front yard from a City tree in our neighbor's yard. Good thing the kids weren't out playing...
6/11/2012 7:00 AM 0.00 0.0 M M M Cloudless. Calm
6/12/2012 7:00 AM 0.00 0.0 M M M
6/13/2012 7:00 AM 0.00 0.0 M M M
6/14/2012 7:00 AM 0.00 0.0 M M M
6/15/2012 7:00 AM 0.00 0.0 M M M
6/16/2012 7:00 AM 0.00 0.0 M M M
6/17/2012 7:00 AM 0.00 0.0 M M M
6/18/2012 7:00 AM 0.00 0.0 M M M
6/19/2012 7:00 AM 0.00 0.0 M M M
6/20/2012 7:00 AM 0.00 0.0 M M M Cloudless
6/21/2012 7:00 AM 0.00 0.0 M M M
6/22/2012 7:00 AM 0.00 0.0 M M M Out of town, so don't know for certain that this reading should be "zero" or "trace"; nearby stations reported zero.
6/23/2012 7:00 AM 0.00 0.0 M M M Out of town, so don't know for certain that this reading should be "zero" or "trace"; nearby stations reported zero.
6/24/2012 7:00 AM 0.00 0.0 M M M Out of town, so don't know for certain that this reading should be "zero" or "trace"; nearby stations reported zero.
6/25/2012 7:00 AM 0.00 0.0 M M M
6/26/2012 7:00 AM 0.00 0.0 M M M
6/27/2012 7:00 AM 0.00 0.0 M M M
6/28/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 7:00 AM 0.00 0.0 M M M
6/30/2012 7:00 AM 0.00 0.0 M M M
7/1/2012 7:00 AM 0.00 0.0 M M M
7/2/2012 7:00 AM 0.00 0.0 M M M
7/3/2012 7:00 AM 0.00 0.0 M M M
7/4/2012 7:00 AM 0.00 0.0 M M M
7/5/2012 7:00 AM 0.00 0.0 M M M
7/6/2012 7:00 AM 0.00 0.0 M M M
7/7/2012 7:00 AM 0.00 0.0 M M M
7/8/2012 7:00 AM 0.00 0.0 M M M
7/9/2012 7:00 AM 0.00 0.0 M M M Clear, calm. Cool, but forecast is for 101 F by afternoon(!).
7/10/2012 7:00 AM 0.00 0.0 M M M
7/11/2012 7:00 AM 0.00 0.0 M M M
7/12/2012 7:00 AM 0.00 0.0 M M M
7/13/2012 7:00 AM 0.00 0.0 M M M
7/14/2012 7:00 AM 0.00 0.0 M M M
7/15/2012 7:00 AM 0.00 0.0 M M M
7/16/2012 7:00 AM 0.00 0.0 M M M
7/17/2012 7:00 AM 0.00 0.0 M M M
7/18/2012 7:00 AM 0.00 0.0 M M M
7/19/2012 7:00 AM 0.00 0.0 M M M Partly cloudy, calm. Sprinkle of rain(!) to the east in Sacramento around 07:30.
7/20/2012 7:00 AM 0.00 0.0 M M M
7/21/2012 7:00 AM 0.00 0.0 M M M
7/22/2012 7:00 AM 0.00 0.0 M M M
7/23/2012 7:00 AM 0.00 0.0 M M M Scattered cumulus. Calm.
7/24/2012 7:00 AM 0.00 0.0 M M M Clear, calm. Friends mentioned isolated thunderstorm sprinkles in Sacramento 30 km to the east of here.
7/25/2012 7:00 AM 0.00 0.0 M M M
7/26/2012 7:00 AM 0.00 0.0 M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 7:00 AM 0.00 0.0 M M M
7/29/2012 7:00 AM 0.00 0.0 M M M
7/30/2012 7:00 AM 0.00 0.0 M M M
7/31/2012 7:00 AM 0.00 0.0 M M M
8/1/2012 7:00 AM 0.00 0.0 M M M
8/2/2012 7:00 AM 0.00 0.0 M M M Clear, calm, typical of the past month.
8/3/2012 7:00 AM 0.00 0.0 M M M
8/4/2012 7:00 AM 0.00 0.0 M M M
8/5/2012 7:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 7:00 AM 0.00 0.0 M M M
8/8/2012 7:00 AM 0.00 0.0 M M M
8/9/2012 7:00 AM 0.00 0.0 M M M
8/10/2012 7:00 AM 0.00 0.0 M M M
8/11/2012 7:00 AM 0.00 0.0 M M M
8/12/2012 7:00 AM 0.00 0.0 M M M
8/13/2012 7:00 AM 0.00 0.0 M M M Clear, calm
8/14/2012 7:00 AM 0.00 0.0 M M M
8/15/2012 7:00 AM 0.00 0.0 M M M
8/16/2012 7:00 AM 0.00 0.0 M M M
8/17/2012 7:00 AM 0.00 0.0 M M M
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM 0.00 0.0 M M M
8/20/2012 7:00 AM 0.00 0.0 M M M Clear, calm. Have been away on vacation the past couple of weeks, since 3 August, so some of my entries will remain blank, not zero.
8/21/2012 7:00 AM 0.00 0.0 M M M
8/22/2012 7:00 AM 0.00 0.0 M M M
8/23/2012 7:00 AM 0.00 0.0 M M M
8/24/2012 7:00 AM 0.00 0.0 M M M Cloudless, calm, hazy from distant forest fires.
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 7:00 AM 0.00 0.0 M M M
8/27/2012 7:00 AM 0.00 0.0 M M M
8/28/2012 7:00 AM 0.00 0.0 M M M
8/29/2012 7:00 AM 0.00 0.0 M M M Clear, calm.
8/30/2012 7:00 AM 0.00 0.0 M M M
8/31/2012 7:00 AM 0.00 0.0 M M M Clear, calm. Light breeze last night. Some coastal fog to the south following the Sacramento River channel from the Bay to Sacramento.
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 0.00 0.0 M M M
9/3/2012 7:00 AM 0.00 0.0 M M M
9/4/2012 7:00 AM 0.00 0.0 M M M
9/5/2012 7:00 AM 0.00 0.0 M M M
9/6/2012 7:00 AM T M M M M My wife said that she saw a few drops. Precip for the first time in months!! Scattered cumulus clouds yesterday and this morning; dramatic pretty cloud-scapes.
9/7/2012 7:00 AM 0.00 0.0 M M M Scattered clouds, calm. Cool mornings, warm/hot afternoons.
9/8/2012 7:00 AM 0.00 0.0 M M M
9/9/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 7:00 AM 0.00 0.0 M M M
9/11/2012 7:00 AM 0.00 0.0 M M M
9/12/2012 7:00 AM 0.00 0.0 M M M
9/13/2012 7:00 AM 0.00 0.0 M M M
9/14/2012 7:00 AM 0.00 0.0 M M M
9/15/2012 7:00 AM 0.00 0.0 M M M
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M Clear, calm. Daytime light breezes the past few days.
9/18/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 7:00 AM 0.00 0.0 M M M
9/20/2012 7:00 AM 0.00 0.0 M M M Partial cirrus coverage, pretty curlicues! Otherwise clear and calm. Cool mornings, very warm afternoons. No sign of rain.
9/21/2012 7:00 AM 0.00 0.0 M M M
9/22/2012 7:00 AM 0.00 0.0 M M M
9/23/2012 7:00 AM 0.00 0.0 M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.00 0.0 M M M
9/27/2012 7:00 AM 0.00 0.0 M M M Cloudless. Somewhat hazy. Calm. Cool mornings, hot afternoons.
9/28/2012 7:00 AM 0.00 0.0 M M M
9/29/2012 7:00 AM 0.00 0.0 M M M
9/30/2012 7:00 AM 0.00 0.0 M M M



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