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 12 0.92 0.68 31 0.68 31 0.00 0 0 3 1 0.0 0 0
Nov 12 2.36 3.65 30 3.65 30 0.00 0 0 10 1 0.0 0 0
Dec 12 3.59 7.53 31 7.53 31 0.00 0 0 12 1 0.0 0 0
Jan 13 3.99 0.79 31 0.79 31 0.00 0 0 3 1 0.0 0 0
Feb 13 3.91 0.11 28 0.11 28 0.00 0 0 2 0 0.0 0 0
March 13 2.86 0.83 31 0.83 31 0.00 0 0 4 2 0.0 0 0
April 13 1.20 0.80 30 0.21 28 0.59 2 1 2 1 0.0 0 0
May 13 0.59 0.77 31 0.77 31 0.00 0 0 2 3 0.0 0 0
June 13 0.19 0.17 30 0.17 30 0.00 0 0 2 2 0.0 0 0
July 13 0.00 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Aug 13 0.05 0.00 24 0.00 24 0.00 0 0 0 0 0.0 0 0
Sept 13 0.27 0.68 30 0.68 30 0.00 0 0 1 1 0.0 0 0
Water Year Totals: 19.93" 16.01" 358 days 15.42" 356 0.59" 2 days 1 41 days 13 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
10/1/2012 0.00
10/2/2012 0.00
10/3/2012 0.00
10/4/2012 0.00
10/5/2012 0.00
10/6/2012 0.00
10/7/2012 0.00
10/8/2012 0.00
10/9/2012 0.00
10/10/2012 0.00
10/11/2012 0.00
10/12/2012 T
10/13/2012 0.00
10/14/2012 0.00
10/15/2012 0.00
10/16/2012 0.00
10/17/2012 0.00
10/18/2012 0.00
10/19/2012 0.00
10/20/2012 0.00
10/21/2012 0.00
10/22/2012 0.55
10/23/2012 0.12
10/24/2012 0.00
10/25/2012 0.01
10/26/2012 0.00
10/27/2012 0.00
10/28/2012 0.00
10/29/2012 0.00
10/30/2012 0.00
10/31/2012 0.00
11/1/2012 0.35
11/2/2012 0.00
11/3/2012 0.00
11/4/2012 0.00
11/5/2012 0.00
11/6/2012 0.00
11/7/2012 0.00
11/8/2012 0.00
11/9/2012 0.04
11/10/2012 0.00
11/11/2012 0.00
11/12/2012 0.00
11/13/2012 0.00
11/14/2012 0.00
11/15/2012 0.00
11/16/2012 T
11/17/2012 0.87
11/18/2012 0.15
11/19/2012 0.00
11/20/2012 0.00
11/21/2012 0.35
11/22/2012 0.01
11/23/2012 0.01
11/24/2012 0.00
11/25/2012 0.00
11/26/2012 0.00
11/27/2012 0.00
11/28/2012 0.05
11/29/2012 0.83
11/30/2012 0.99
12/1/2012 0.60
12/2/2012 1.83
12/3/2012 0.32
12/4/2012 0.00
12/5/2012 0.32
12/6/2012 0.01
12/7/2012 0.00
12/8/2012 0.00
12/9/2012 0.00
12/10/2012 0.00
12/11/2012 0.00
12/12/2012 0.00
12/13/2012 0.00
12/14/2012 0.00
12/15/2012 0.00
12/16/2012 0.32
12/17/2012 0.27
12/18/2012 T
12/19/2012 0.00
12/20/2012 0.00
12/21/2012 0.02
12/22/2012 1.71
12/23/2012 0.46
12/24/2012 0.61
12/25/2012 0.00
12/26/2012 1.06
12/27/2012 0.00
12/28/2012 0.00
12/29/2012 0.00
12/30/2012 0.00
12/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2013 0.00
1/2/2013 0.00
1/3/2013 0.00
1/4/2013 0.00
1/5/2013 0.00
1/6/2013 0.60
1/7/2013 0.00
1/8/2013 0.00
1/9/2013 0.00
1/10/2013 T
1/11/2013 0.00
1/12/2013 0.00
1/13/2013 0.00
1/14/2013 0.00
1/15/2013 0.00
1/16/2013 0.00
1/17/2013 0.00
1/18/2013 0.00
1/19/2013 0.00
1/20/2013 0.00
1/21/2013 0.00
1/22/2013 0.00
1/23/2013 0.00
1/24/2013 0.18
1/25/2013 0.01
1/26/2013 0.00
1/27/2013 0.00
1/28/2013 0.00
1/29/2013 0.00
1/30/2013 0.00
1/31/2013 0.00
2/1/2013 0.00
2/2/2013 0.00
2/3/2013 0.00
2/4/2013 0.00
2/5/2013 0.00
2/6/2013 0.00
2/7/2013 0.00
2/8/2013 0.02
2/9/2013 0.00
2/10/2013 0.00
2/11/2013 0.00
2/12/2013 0.00
2/13/2013 0.00
2/14/2013 0.00
2/15/2013 0.00
2/16/2013 0.00
2/17/2013 0.00
2/18/2013 0.00
2/19/2013 0.00
2/20/2013 0.09
2/21/2013 0.00
2/22/2013 0.00
2/23/2013 0.00
2/24/2013 0.00
2/25/2013 0.00
2/26/2013 0.00
2/27/2013 0.00
2/28/2013 0.00
3/1/2013 0.00
3/2/2013 0.00
3/3/2013 0.00
3/4/2013 T
3/5/2013 0.00
3/6/2013 0.11
3/7/2013 0.02
3/8/2013 0.00
3/9/2013 0.00
3/10/2013 0.00
3/11/2013 0.00
3/12/2013 0.00
3/13/2013 0.00
3/14/2013 0.00
3/15/2013 0.00
3/16/2013 0.00
3/17/2013 0.00
3/18/2013 0.00
3/19/2013 0.00
3/20/2013 0.29
3/21/2013 T
3/22/2013 0.00
3/23/2013 0.00
3/24/2013 0.00
3/25/2013 0.00
3/26/2013 0.00
3/27/2013 0.00
3/28/2013 0.00
3/29/2013 0.00
3/30/2013 0.00
3/31/2013 0.41
Day of YearDaily PrcpMultiday Prcp
4/1/2013 0.20
4/2/2013 0.00
4/3/2013 0.00
4/4/2013 **
4/5/2013 0.59
4/6/2013 0.00
4/7/2013 0.00
4/8/2013 T
4/9/2013 0.00
4/10/2013 0.00
4/11/2013 0.00
4/12/2013 0.00
4/13/2013 0.00
4/14/2013 0.00
4/15/2013 0.00
4/16/2013 0.01
4/17/2013 0.00
4/18/2013 0.00
4/19/2013 0.00
4/20/2013 0.00
4/21/2013 0.00
4/22/2013 0.00
4/23/2013 0.00
4/24/2013 0.00
4/25/2013 0.00
4/26/2013 0.00
4/27/2013 0.00
4/28/2013 0.00
4/29/2013 0.00
4/30/2013 0.00
5/1/2013 0.00
5/2/2013 0.00
5/3/2013 0.00
5/4/2013 0.00
5/5/2013 0.00
5/6/2013 T
5/7/2013 0.73
5/8/2013 0.00
5/9/2013 0.00
5/10/2013 0.00
5/11/2013 0.00
5/12/2013 0.00
5/13/2013 0.00
5/14/2013 0.00
5/15/2013 0.00
5/16/2013 T
5/17/2013 T
5/18/2013 0.00
5/19/2013 0.00
5/20/2013 0.00
5/21/2013 0.00
5/22/2013 0.00
5/23/2013 0.00
5/24/2013 0.00
5/25/2013 0.00
5/26/2013 0.00
5/27/2013 0.00
5/28/2013 0.04
5/29/2013 0.00
5/30/2013 0.00
5/31/2013 0.00
6/1/2013 0.00
6/2/2013 0.00
6/3/2013 0.00
6/4/2013 0.00
6/5/2013 0.00
6/6/2013 0.00
6/7/2013 0.00
6/8/2013 0.00
6/9/2013 0.00
6/10/2013 T
6/11/2013 0.00
6/12/2013 0.00
6/13/2013 0.00
6/14/2013 0.00
6/15/2013 0.00
6/16/2013 0.00
6/17/2013 0.00
6/18/2013 0.00
6/19/2013 0.00
6/20/2013 0.00
6/21/2013 0.00
6/22/2013 0.00
6/23/2013 0.00
6/24/2013 T
6/25/2013 0.13
6/26/2013 0.04
6/27/2013 0.00
6/28/2013 0.00
6/29/2013 0.00
6/30/2013 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2013 0.00
7/2/2013 0.00
7/3/2013 0.00
7/4/2013 0.00
7/5/2013 0.00
7/6/2013 0.00
7/7/2013 0.00
7/8/2013 0.00
7/9/2013 0.00
7/10/2013 0.00
7/11/2013 0.00
7/12/2013 0.00
7/13/2013 0.00
7/14/2013 0.00
7/15/2013 0.00
7/16/2013 0.00
7/17/2013 0.00
7/18/2013 0.00
7/19/2013 0.00
7/20/2013 0.00
7/21/2013 0.00
7/22/2013 0.00
7/23/2013 0.00
7/24/2013 0.00
7/25/2013 0.00
7/26/2013 0.00
7/27/2013 0.00
7/28/2013 0.00
7/29/2013 0.00
7/30/2013 0.00
7/31/2013 0.00
8/1/2013 0.00
8/2/2013 0.00
8/3/2013 0.00
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013
8/9/2013
8/10/2013
8/11/2013 0.00
8/12/2013 0.00
8/13/2013 0.00
8/14/2013 0.00
8/15/2013 0.00
8/16/2013 0.00
8/17/2013 0.00
8/18/2013 0.00
8/19/2013 0.00
8/20/2013 0.00
8/21/2013 0.00
8/22/2013 0.00
8/23/2013 0.00
8/24/2013 0.00
8/25/2013 0.00
8/26/2013 0.00
8/27/2013 0.00
8/28/2013 0.00
8/29/2013 0.00
8/30/2013 0.00
8/31/2013 0.00
9/1/2013 0.00
9/2/2013 0.00
9/3/2013 0.00
9/4/2013 0.00
9/5/2013 0.00
9/6/2013 0.00
9/7/2013 0.00
9/8/2013 0.00
9/9/2013 0.00
9/10/2013 0.00
9/11/2013 0.00
9/12/2013 0.00
9/13/2013 0.00
9/14/2013 0.00
9/15/2013 0.00
9/16/2013 0.00
9/17/2013 0.00
9/18/2013 0.00
9/19/2013 0.00
9/20/2013 0.00
9/21/2013 0.00
9/22/2013 0.68
9/23/2013 0.00
9/24/2013 0.00
9/25/2013 0.00
9/26/2013 T
9/27/2013 0.00
9/28/2013 0.00
9/29/2013 0.00
9/30/2013 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2012 7:00 AM 0.00 0.0 M M M
10/2/2012 7:00 AM 0.00 0.0 M M M Cloudless, calm.
10/3/2012 7:00 AM 0.00 0.0 M M M
10/4/2012 7:00 AM 0.00 0.0 M M M
10/5/2012 7:00 AM 0.00 0.0 M M M
10/6/2012 7:00 AM 0.00 0.0 M M M
10/7/2012 7:00 AM 0.00 0.0 M M M
10/8/2012 7:00 AM 0.00 0.0 M M M Clear, Calm
10/9/2012 7:00 AM 0.00 0.0 M M M Few stratus cloud around horizon. calm.
10/10/2012 7:00 AM 0.00 0.0 M M M
10/11/2012 7:00 AM 0.00 0.0 M M M Calm. A few scattered stratus clouds and low river fog around horizon.
10/12/2012 7:00 AM T M M M M I in Sacramento and family at observation location felt a very few drops. Presently 75% stratus overcast. Cool, calm.
10/13/2012 7:00 AM 0.00 0.0 M M M
10/14/2012 7:00 AM 0.00 0.0 M M M
10/15/2012 7:00 AM 0.00 0.0 M M M
10/16/2012 7:00 AM 0.00 0.0 M M M
10/17/2012 7:00 AM 0.00 0.0 M M M
10/18/2012 7:00 AM 0.00 0.0 M M M Cloudless.
10/19/2012 7:00 AM 0.00 0.0 M M M
10/20/2012 7:00 AM 0.00 0.0 M M M
10/21/2012 7:00 AM 0.00 0.0 M M M
10/22/2012 7:00 AM 0.55 M M M M Rain started at 23:50 and the drain spout outside my bedroom started dripping at 23:57; solid rain for the first time in months! Overcast, calm, light rain at obs time.
10/23/2012 7:00 AM 0.12 M M M M 0.11" accumulation by 17:00 22 Oct; an additional 0.01" overnight before 07:00 23 Oct. At obs time, overcast, very light breeze.
10/24/2012 7:00 AM 0.00 0.0 M M M
10/25/2012 7:00 AM 0.01 M M M M Overcast, calm. Family said we had a few sprinkles on 24 Oct, probably around mid-day.
10/26/2012 7:00 AM 0.00 0.0 M M M
10/27/2012 7:00 AM 0.00 0.0 M M M
10/28/2012 7:00 AM 0.00 0.0 M M M
10/29/2012 7:00 AM 0.00 0.0 M M M
10/30/2012 7:00 AM 0.00 0.0 M M M Very few wispy clouds. Calm
10/31/2012 7:00 AM 0.00 0.0 M M M Partly cloudy, calm
11/1/2012 7:00 AM 0.35 M M M M Rain started 19:05, rained hard 19:10-19:20, 19:30 0.02", 20:45 0.05", 22:00 0.10". Series of rain bands. Presently calm, not raining.
11/2/2012 7:00 AM 0.00 0.0 M M M
11/3/2012 7:00 AM 0.00 0.0 M M M
11/4/2012 7:00 AM 0.00 0.0 M M M
11/5/2012 7:00 AM 0.00 0.0 M M M Clear, calm. Thin scattered ground fog. Daylight Savings makes 07:00 later than it was, affecting fog, etc.
11/6/2012 7:00 AM 0.00 0.0 M M M
11/7/2012 7:00 AM 0.00 0.0 M M M
11/8/2012 7:00 AM 0.00 0.0 M M M
11/9/2012 7:00 AM 0.04 M M M M Rain started ~12:30. 13:45 0.03" almost stopped; 13:50 0.035" 15:40 0.04 rain had stopped well before.
11/10/2012 7:00 AM 0.00 0.0 M M M
11/11/2012 7:00 AM 0.00 0.0 M M M
11/12/2012 7:00 AM 0.00 0.0 M M M
11/13/2012 7:00 AM 0.00 0.0 M M M Partly cloudy, stratus and stratocumulus. COLD but no visible frost.
11/14/2012 7:00 AM 0.00 0.0 M M M
11/15/2012 7:00 AM 0.00 0.0 M M M Scattered E-W bands of cirrus and stratus clouds. Patches of low fog in fields. Chilly. Calm.
11/16/2012 7:00 AM T M M M M Some sprinkles and wet patches on the pavement, but not enough for pooling or runoff. Not raining at 07:00. Overcast, calm, cool.
11/17/2012 8:50 AM 0.87 M M M M On 16 Nov 2012, 17:45 0.09"; 22:00 0.29
11/18/2012 7:00 AM 0.15 M M M M On 17 Nov 2012, 14:00 0.04"; 18:30 rain resumed; 19:00 0.07"; 22:00 0.15". Mostly clear at obs time.
11/19/2012 7:00 AM 0.00 0.0 M M M Partly cloudy; thin stratus and cirrus. Calm, cool.
11/20/2012 7:00 AM 0.00 0.0 M M M No rain yet, though "tut, tut, it looks like rain". Breezy from south. Overcast with thin patches.
11/21/2012 7:00 AM 0.35 M M M M Currently: Light rain, overcast, calm. Very light rain began approx. 17:15 20 Nov; 18:00 0.01"; 22:00 0.03"; 23:00 0.08"
11/22/2012 7:00 AM 0.01 M M M M
11/23/2012 7:00 AM 0.01 M M M M
11/24/2012 7:00 AM 0.00 0.0 M M M
11/25/2012 7:00 AM 0.00 0.0 M M M
11/26/2012 7:00 AM 0.00 0.0 M M M
11/27/2012 7:00 AM 0.00 0.0 M M M Thin fog, partly cloudy with cirrus and stratus. Thick fog outside town. Calm. Getting ready for the big rain.
11/28/2012 7:00 AM 0.05 M M M M It Has Begun. Accum. at 06:30 0.01"; total at obs time 07:00 0.05". Rain rate increased ~6:45. Still dry patches under some trees. Light variable breeze.
11/29/2012 7:00 AM 0.83 M M M M Presently overcast, calm, not raining (yet). 11/28 rain was steady at 07:00, heavy through mid-day, to partly cloudy by mid-afternoon.
11/30/2012 7:00 AM 0.99 M M M M Currently light rain, overcast, light variable breeze. 29 Nov rain started later than forecast 14:00 misting;16:00 0.01";17:50 started to rain; 18:10 0.03" misty rain;19:10 0.08";20:00 0.08";21:00 0.08";21:30 rain & wind;22:00 0.13";22:30 0.13";22:55 Heavy rain;23:00 0.19".
12/1/2012 8:10 AM 0.60 M M M M Presently raining, so some of this 0.60" "belongs" to 2 Dec if obs time were 07:00. 30 Nov accum 0.30" when rain stopped early afternoon. Brief rain 21:30 0.31". Calm. Cool but not cold.
12/2/2012 7:00 AM 1.83 M M M M Presently raining fairly hard. Calm. Neighborhood storm drain temporarily clogged by leaves made pond across street. Otherwise gutters taking care of it. 1 Dec 12:00 0.16"; 13:00 0.23; 14:00 0.24"; 19:00 0.28"; 23:00 0.30".
12/3/2012 7:00 AM 0.32 M M M M HEAVY rain 2 Dec morning, but bright sunshine by 10:30 a.m.
12/4/2012 7:00 AM 0.00 0.0 M M M Overcast, cool, calm. No rain yet.
12/5/2012 7:00 AM 0.32 M M M M Presently overcast. Calm, cool. Trace of precip in afternoon, then heavy rain starting 23:30.
12/6/2012 7:00 AM 0.01 M M M M Cloudy. Obs 0.01" was almost "trace", from yesterday.
12/7/2012 7:00 AM 0.00 0.0 M M M Almost clear; about 20% thin stratus. Calm. Chilly.
12/8/2012 7:00 AM 0.00 0.0 M M M
12/9/2012 7:00 AM 0.00 0.0 M M M
12/10/2012 7:00 AM 0.00 0.0 M M M Thin low fog. Cloudless. Calm. Chilly.
12/11/2012 7:00 AM 0.00 0.0 M M M Very foggy. Some dew-fall but no actual rain. Appears to be clear, but hard to tell! Calm. Chilly.
12/12/2012 7:00 AM 0.00 0.0 M M M Rain was forecast, but only scattered stratus and marine layer fog jet to the east along the Sacramento River. Calm, chilly.
12/13/2012 7:00 AM 0.00 0.0 M M M Frost. Calm.
12/14/2012 7:00 AM 0.00 0.0 M M M Frost, though thin stratus overcast(?). Calm.
12/15/2012 7:00 AM 0.00 0.0 M M M
12/16/2012 7:00 AM 0.32 M M M M Overcast, calm. Rain began 11:15 am 15 Dec. 12:00 0.03"; 13:00 0.035"; 14:00 0.07"; 15:00 0.19"; 16:00 0.27"; 17:00 0.30.
12/17/2012 7:00 AM 0.27 M M M M Presently raining lightly. Calm. Thin mist began around 16:00 16 Dec, but only trace by 22:00.
12/18/2012 7:00 AM T 0.0 M M M Clear. Frost, frozen dew on cars. Calm
12/19/2012 7:00 AM 0.00 0.0 M M M Frost. Calm. Beautifully clear.
12/20/2012 7:00 AM 0.00 0.0 M M M Frost. Calm. Thin bands of altostratus.
12/21/2012 7:00 AM 0.02 M M M M Brief (~1 minute) squalls separated by periods of no rain, began at about 6:05 am, breezy. Sunrise injecting in from the edge of clouds to the east created intense rainbow against dark clouds.
12/22/2012 7:00 AM 1.71 M M M M Almost clear with scattered stratus at obs time after obviously intense rain previous night. Accum 0.39" at 18:00 21 Dec. Rained 21 Dec morning, then lightly in pm. Light breezes.
12/23/2012 9:35 AM 0.46 M M M M Presently raining and windy from S, so this total will be higher than nearby stations reporting at 07:00. Brief rain squalls Sat 22 Dec produced only 0.01" before 22:00, when it rained intensely for a few minutes: 0.07" at 22:05, then slowed.
12/24/2012 7:00 AM 0.61 M M M M
12/25/2012 7:00 AM 0.00 0.0 M M M Thin stratus.
12/26/2012 7:00 AM 1.06 M M M M Presently overcast, cold, calm. 10:15 misting; 11:00 rain started, 0.01"; 12:00 0.03"; 14:00 0.04"; 15:30 0.17"; 16:25 heavy rain started; 16:30 0.34"; 16:45 0.43"; 17:00 0.53; 17:15 0.66"; 17:30 0.74; 18:00 0.80" rain stopped; ~20:15 rain started again; 20:45 1.00" raining hard; 21:15 1.06" rain stopped
12/27/2012 7:00 AM 0.00 0.0 M M M Thin stratus overcast at observation time. Sparklingly clear last night. Calm. Dew, but no obvious frost.
12/28/2012 7:00 AM 0.00 0.0 M M M
12/29/2012 7:00 AM 0.00 0.0 M M M
12/30/2012 7:00 AM 0.00 0.0 M M M
12/31/2012 7:00 AM 0.00 0.0 M M M Frost. Almost clear with very few thin stratus bands running N-S. Calm.
1/1/2013 7:00 AM 0.00 0.0 M M M Frost. Clear, calm.
1/2/2013 7:00 AM 0.00 0.0 M M M Heavy frost (by our standards), cloudless, calm.
1/3/2013 7:00 AM 0.00 0.0 M M M Heavy frost. Cloudless, calm.
1/4/2013 7:00 AM 0.00 0.0 M M M Solid frost. Few scattered stratus clouds. Calm.
1/5/2013 7:00 AM 0.00 0.0 M M M Clear at first, then cloudy all day (5 Jan). Frost. Calm.
1/6/2013 7:00 AM 0.60 M M M M Rain started soon before 5 Jan 18:00, when accumulation was 0.08", heavy rain; 19:00 0.19" raining; 21:20 0.31" 22:50 0.37" just misting.
1/7/2013 7:00 AM 0.00 0.0 M M M Beautiful sunrise through thin banded stratus. Frost, though small puddles not frozen. Calm.
1/8/2013 7:00 AM 0.00 0.0 M M M Frost. Moderate fog near the ground, though lovely waning crescent moon visible. Calm.
1/9/2013 7:00 AM 0.00 0.0 M M M Foggy and overcast. Cold, but no apparent frost. Calm.
1/10/2013 7:00 AM T M M M M And I mean "trace": Only a couple of drops on the bus window in the late afternoon. Clear by 20:00. Frost. Calm.
1/11/2013 7:00 AM 0.00 0.0 M M M Solid frost, and cold by local standards. Scattered North-south bands of stratus on E and W horizons. Calm.
1/12/2013 7:00 AM 0.00 0.0 M M M
1/13/2013 7:00 AM 0.00 0.0 M M M
1/14/2013 7:00 AM 0.00 0.0 M M M Cloudless. Breeze from north. COLD, but breeze is preventing visible frost.
1/15/2013 7:00 AM 0.00 0.0 M M M Frost. Calm. Few scattered clouds.
1/16/2013 7:00 AM 0.00 0.0 M M M Frost. Calm. Cloudless, with some haze.
1/17/2013 7:00 AM 0.00 0.0 M M M Frost. Clear. Calm.
1/18/2013 7:00 AM 0.00 0.0 M M M
1/19/2013 7:00 AM 0.00 0.0 M M M Frost. Clear. Calm
1/20/2013 7:00 AM 0.00 0.0 M M M
1/21/2013 7:00 AM 0.00 0.0 M M M
1/22/2013 7:00 AM 0.00 0.0 M M M Frost. Calm. Clear near the ground, though there is a thin high altostratus across the whole sky.
1/23/2013 7:00 AM 0.00 0.0 M M M Overcast. Calm. No visible frost (first time in many days). No rain yet...
1/24/2013 7:00 AM 0.18 M M M M Overcast, cool but not cold, breeze from north. Accumulation 23 Jan 2013 17:30 0.12", 20:30 0.15, 22:30 0.18".
1/25/2013 7:00 AM 0.01 M M M M Overcast cumulostratus with small patches of clearer sky. Some very low clouds. A little ground haze, though not really fog. Cool, calm.
1/26/2013 7:00 AM 0.00 0.0 M M M
1/27/2013 7:00 AM 0.00 0.0 M M M
1/28/2013 7:00 AM 0.00 0.0 M M M 90% clear, calm, cold. Frost.
1/29/2013 7:00 AM 0.00 0.0 M M M Cold, but no visible frost. Thin overcast of stratus. Calm.
1/30/2013 7:00 AM 0.00 0.0 M M M Very cool, but no visible frost. Clear with a few wisps of altostratus. Calm.
1/31/2013 7:00 AM 0.00 0.0 M M M Clear. Calm. Frost.
2/1/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm, some frost
2/2/2013 7:00 AM 0.00 0.0 M M M
2/3/2013 7:00 AM 0.00 0.0 M M M
2/4/2013 7:00 AM 0.00 0.0 M M M Thin fog at obs site, thick elsewhere. Calm. Cold but no frost seen.
2/5/2013 7:00 AM 0.00 0.0 M M M Clear,calm; no visible frost.
2/6/2013 7:00 AM 0.00 0.0 M M M Clear, calm. Some frost.
2/7/2013 7:00 AM 0.00 0.0 M M M Thin overcast. Breath of breeze. Cold, but no frost.
2/8/2013 7:00 AM 0.02 M M M M Scattered stratus. Calm. Cold but no visible frost. Precipitation times from my wife, who was there.
2/9/2013 7:00 AM 0.00 0.0 M M M
2/10/2013 7:00 AM 0.00 0.0 M M M
2/11/2013 7:00 AM 0.00 0.0 M M M
2/12/2013 7:00 AM 0.00 0.0 M M M
2/13/2013 7:00 AM 0.00 0.0 M M M Clear, calm. Frost
2/14/2013 7:00 AM 0.00 0.0 M M M
2/15/2013 7:00 AM 0.00 0.0 M M M
2/16/2013 7:00 AM 0.00 0.0 M M M
2/17/2013 7:00 AM 0.00 0.0 M M M
2/18/2013 7:00 AM 0.00 0.0 M M M
2/19/2013 7:00 AM 0.00 0.0 M M M No rain yet. Thin stratus and cumulus, with glimpses of blue sky. Light breeze. Cold, but no frost. Breezy yesterday.
2/20/2013 7:00 AM 0.09 M M M M Sparklingly clear. Light breeze, frost. Rain started about 07:30, was over by early afternoon
2/21/2013 7:00 AM 0.00 0.0 M M M Clear, calm. Frost
2/22/2013 7:00 AM 0.00 0.0 M M M Calm, scattered thin stratus, very few patches of frost on roofs, if any.
2/23/2013 7:00 AM 0.00 0.0 M M M
2/24/2013 7:00 AM 0.00 0.0 M M M
2/25/2013 7:00 AM 0.00 0.0 M M M Calm. Thin cirrus and stratus. Cold, but no visible frost.
2/26/2013 7:00 AM 0.00 0.0 M M M Cloudlessly clear, cold, wind from the north
2/27/2013 7:00 AM 0.00 0.0 M M M Thin high altostratus and cirrus. Calm, cold but not clear whether there was any frost.
2/28/2013 7:00 AM 0.00 0.0 M M M Band of altostratus to the NW. Calm. Cold, but no frost. Dry, dry, dry.
3/1/2013 7:00 AM 0.00 0.0 M M M Cloudlessly clear, calm, cold but no visible frost.
3/2/2013 7:00 AM 0.00 0.0 M M M
3/3/2013 7:00 AM 0.00 0.0 M M M 2 Mar was mostly cloudy, breeze.
3/4/2013 7:00 AM T M M M M Cloudy, light breeze, a few sprinkles in the afternoon.
3/5/2013 7:00 AM 0.00 0.0 M M M Mostly clear. Rain forecast today, but nothing yet.
3/6/2013 7:00 AM 0.11 M M M M Scattered cumulus and altostratus in otherwise sparkling blue sky. Calm at the surface, but clouds moving NE. Cool but not cold. Some dry patches under trees. Forecast was for ~5-7x more rain.
3/7/2013 7:00 AM 0.02 M M M M Stratus overcast, calm. Cold, may be ? some frost on roofs.
3/8/2013 7:00 AM 0.00 0.0 M M M Clear, Calm, cold.
3/9/2013 7:00 AM 0.00 0.0 M M M
3/10/2013 7:00 AM 0.00 0.0 M M M
3/11/2013 7:00 AM 0.00 0.0 M M M Clear, calm, cold compared to the expectation. Dark, with daylight saving time change.
3/12/2013 7:00 AM 0.00 0.0 M M M Scattered thin cirrus and haze. Calm. Cool.
3/13/2013 7:00 AM 0.00 0.0 M M M Scattered thin cirrus and haze. Calm. Mildly cold.
3/14/2013 7:00 AM 0.00 0.0 M M M Thin altostratus; calm.
3/15/2013 7:00 AM 0.00 0.0 M M M Stratus thin overcast. Calm.
3/16/2013 7:00 AM 0.00 0.0 M M M
3/17/2013 7:00 AM 0.00 0.0 M M M
3/18/2013 7:00 AM 0.00 0.0 M M M Thin high hazy cirrus. Breath of breeze from N. Cold but no frost.
3/19/2013 7:00 AM 0.00 0.0 M M M Thin overcast. Calm. Cool, but not cold.
3/20/2013 7:00 AM 0.29 M M M M Overcast, drizzling, cool. A few drops at 19:00. Accumulation 21:30 0.06"
3/21/2013 7:00 AM T M M M M Clear at registered location, but patches of fog nearby. Calm. Cold.
3/22/2013 7:00 AM 0.00 0.0 M M M Clear, windy from the north.
3/23/2013 7:00 AM 0.00 0.0 M M M
3/24/2013 7:00 AM 0.00 0.0 M M M
3/25/2013 7:00 AM 0.00 0.0 M M M Thin altostratus and cirrus. Calm. Quite cool.
3/26/2013 7:00 AM 0.00 0.0 M M M Scattered small stratocumulus. Cold. Calm.
3/27/2013 7:00 AM 0.00 0.0 M M M Patchy altostratus and banks of stratus. Calm. Cool.
3/28/2013 7:00 AM 0.00 0.0 M M M Cloudy, very cool, calm.
3/29/2013 7:00 AM 0.00 0.0 M M M
3/30/2013 7:00 AM 0.00 0.0 M M M
3/31/2013 7:00 AM 0.41 M M M M Currently partly cloudy cumulus. Cool.A few drops 30 Mar p.m. A few more starting 19:00. Serious rain, lightning & thunder started 23:00.
4/1/2013 7:00 AM 0.20 M M M M Afternoon and evening thunderstorms, intense by local standards. Variable wind. Mostly clear by 8:00 pm.
4/2/2013 7:00 AM 0.00 0.0 M M M Scattered cirrus and stratus. Calm. Cold.
4/3/2013 7:00 AM 0.00 0.0 M M M Partly cloudy. Cool morning, warm by mid-day. Calm.
4/6/2013 7:00 AM 0.00 0.0 M M M Partly cloudy, light breeze. Cool
4/7/2013 7:00 AM 0.00 0.0 M M M
4/8/2013 7:00 AM T M M M M A few sprinkles sensible on one's face, a trace of a trace, last evening. Presently clear, windy from north, chilly.
4/9/2013 7:00 AM 0.00 0.0 M M M Still windy from the north. Clear. cold. Dry as a bone.
4/10/2013 7:00 AM 0.00 0.0 M M M Almost clear; very few scattered altostratus. Light breeze.
4/11/2013 7:00 AM 0.00 0.0 M M M Cloudlessly clear, calm.
4/12/2013 7:00 AM 0.00 0.0 M M M
4/13/2013 7:00 AM 0.00 0.0 M M M
4/14/2013 7:00 AM 0.00 0.0 M M M
4/15/2013 7:00 AM 0.00 0.0 M M M Scattered cumulostratus. Calm, cool.
4/16/2013 7:00 AM 0.01 M M M M Afternoon cold. Sprinkles sometime 15 Apr afternoon; no accumulation. Rain squall 18:30-19:00. Cloudy late. Presently cloudless, strong wind from N, cold.
4/17/2013 7:00 AM 0.00 0.0 M M M
4/18/2013 7:00 AM 0.00 0.0 M M M Cloudless. Slight breeze. Cold.
4/19/2013 7:00 AM 0.00 0.0 M M M Thin cumulostratus. Calm. Cool.
4/20/2013 7:00 AM 0.00 0.0 M M M
4/21/2013 7:00 AM 0.00 0.0 M M M
4/22/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm, cool.
4/23/2013 7:00 AM 0.00 0.0 M M M
4/24/2013 7:00 AM 0.00 0.0 M M M Clear, calm
4/25/2013 7:00 AM 0.00 0.0 M M M
4/26/2013 7:00 AM 0.00 0.0 M M M
4/27/2013 7:00 AM 0.00 0.0 M M M
4/28/2013 7:00 AM 0.00 0.0 M M M
4/29/2013 7:00 AM 0.00 0.0 M M M Very few thin cirrus. Calm. Nicely cool.
4/30/2013 7:00 AM 0.00 0.0 M M M Scattered cumulostratus. Breeze from south. Nicely cool.
5/1/2013 7:00 AM 0.00 0.0 M M M Cloudless. Windy from north.
5/2/2013 7:00 AM 0.00 0.0 M M M Clear. Light breeze; not nearly as windy as the past couple of days.
5/3/2013 7:00 AM 0.00 0.0 M M M Cloudless. Calm. Nicely cool.
5/4/2013 7:00 AM 0.00 0.0 M M M
5/5/2013 7:00 AM 0.00 0.0 M M M
5/6/2013 7:00 AM T M M M M Currently overcast, cool, calm. A few drops 10:15-10:30 5 May.
5/7/2013 7:00 AM 0.73 M M M M Presently mostly cloudy, cool, calm. Intense, steady rain last night starting 20:25, raining hard 20:35; 21:25 0.48"; 21:55 0.65; Total 0.73.
5/8/2013 7:00 AM 0.00 0.0 M M M Overcast. Calm. Feels like there are a few droplets in the air, but it's just chilly.
5/9/2013 7:00 AM 0.00 0.0 M M M Clear, calm, cool. Cloudy yesterday.
5/10/2013 7:00 AM 0.00 0.0 M M M
5/11/2013 7:00 AM 0.00 0.0 M M M
5/12/2013 7:00 AM 0.00 0.0 M M M
5/13/2013 7:00 AM 0.00 0.0 M M M Almost cloudless; a couple of cirrus or altostratus clouds off to the east over Sacramento. Calm. Pleasantly cool.
5/14/2013 7:00 AM 0.00 0.0 M M M Cloudless, Calm, pleasantly cool.
5/15/2013 7:00 AM 0.00 0.0 M M M
5/16/2013 7:00 AM T M M M M Overcast with stratus. Breath of breeze, but not much. Pleasantly cool. A very few drops falling.
5/17/2013 7:00 AM T M M M M A few sprinkles 5/16 a.m. Currently a few scattered clouds. Calm. Cool.
5/18/2013 7:00 AM 0.00 0.0 M M M
5/19/2013 7:00 AM 0.00 0.0 M M M
5/20/2013 7:00 AM 0.00 0.0 M M M Clear, light breeze from north
5/21/2013 7:00 AM 0.00 0.0 M M M Bank of stratus to the NE, SE, and SW. Calm. Pleasantly cool; cooler than yesterday
5/22/2013 7:00 AM 0.00 0.0 M M M Cloudless, north breeze, cold for shirtsleeves.
5/23/2013 7:00 AM 0.00 0.0 M M M
5/24/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm, pleasantly cool.
5/25/2013 7:00 AM 0.00 0.0 M M M
5/26/2013 7:00 AM 0.00 0.0 M M M
5/27/2013 7:00 AM 0.00 0.0 M M M
5/28/2013 7:00 AM 0.04 M M M M Thin 95% overcast, calm, cool. 27 May, sprinkling started ~10 am, on and off all day. Accum 0.01 by 12:30 pm.
5/29/2013 7:00 AM 0.00 0.0 M M M Partly cloudy. Calm.
5/30/2013 7:00 AM 0.00 0.0 M M M
5/31/2013 7:00 AM 0.00 0.0 M M M Cloudless. Light breeze from north. Pleasantly cool...for now.
6/1/2013 7:00 AM 0.00 0.0 M M M
6/2/2013 7:00 AM 0.00 0.0 M M M
6/3/2013 7:00 AM 0.00 0.0 M M M Cloudless, almost warm already.
6/4/2013 7:00 AM 0.00 0.0 M M M Cloudless. Calm.
6/5/2013 7:00 AM 0.00 0.0 M M M Cloudless. Calm
6/6/2013 7:00 AM 0.00 0.0 M M M
6/7/2013 7:00 AM 0.00 0.0 M M M
6/8/2013 7:00 AM 0.00 0.0 M M M
6/9/2013 7:00 AM 0.00 0.0 M M M Heat wave 7-8 June: 103 deg F on 7 June, 108 deg F on 8 June. Light breeze, surprisingly, didn't help much. Cooler on 9 June, partly cloudy.
6/10/2013 7:00 AM T M M M M Thunderstorm last night. Heard rain start at 12:15 a.m. Gage was dry at 07:00.
6/11/2013 7:00 AM 0.00 0.0 M M M Cumulus and stratus. Calm.
6/12/2013 7:00 AM 0.00 0.0 M M M One strand of cumulo-stratus in an otherwise clear sky. Calm.
6/13/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm.
6/14/2013 7:00 AM 0.00 0.0 M M M Thin stratus clouds to the east. Breezy from the north. Pleasantly cool.
6/15/2013 7:00 AM 0.00 0.0 M M M
6/16/2013 7:00 AM 0.00 0.0 M M M
6/17/2013 7:00 AM 0.00 0.0 M M M Cloudless. Calm. Pleasantly cool.
6/18/2013 7:00 AM 0.00 0.0 M M M Cloudless, Calm, pleasantly cool.
6/19/2013 7:00 AM 0.00 0.0 M M M Clear, calm.
6/20/2013 7:00 AM 0.00 0.0 M M M
6/21/2013 7:00 AM 0.00 0.0 M M M Clear, calm
6/22/2013 7:00 AM 0.00 0.0 M M M Mostly clear. Calm to slight breeze.
6/23/2013 7:00 AM 0.00 0.0 M M M Overcast, Calm.
6/24/2013 7:00 AM T M M M M Starting to sprinkle at 07:00 observation time. A few sprinkles yesterday (6/23) as well. Overcast. Calm.
6/25/2013 7:00 AM 0.13 M M M M Overcast, calm. Overcast yesterday. Accumulation 0.09" by 17:00; rain started in afternoon; 0.04" more rain after 23:00.
6/26/2013 7:00 AM 0.04 M M M M Thin light rain much of 25 June, partly cloudy by 17:00. Presently cloudless, calm.
6/27/2013 7:00 AM 0.00 0.0 M M M Cloudless. Calm.
6/28/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm. Already a little warm, hinting at the inferno that is forecast.
6/29/2013 7:00 AM 0.00 0.0 M M M
6/30/2013 7:00 AM 0.00 0.0 M M M
7/1/2013 7:00 AM 0.00 0.0 M M M
7/2/2013 7:00 AM 0.00 0.0 M M M Rain? Hah! Above 105 degrees F each day since ~28 June. Thin cumulus and stratus; pearly haze; calm; barely warm. A few quivering leaves last evening, but no real Delta Breeze.
7/3/2013 7:00 AM 0.00 0.0 M M M Cloudless. Calm. Yesterday sky was pearly haze, partly cloudy.
7/4/2013 7:00 AM 0.00 0.0 M M M
7/5/2013 7:00 AM 0.00 0.0 M M M Independence Day was HOT, again above 100 F. Very light breeze from SW last night. Presently cloudless, calm. Forecast is for only 90s F.
7/6/2013 7:00 AM 0.00 0.0 M M M
7/7/2013 7:00 AM 0.00 0.0 M M M
7/8/2013 7:00 AM 0.00 0.0 M M M
7/9/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm. Somewhat cooler afternoons the past few days- only in the 90s F.
7/10/2013 7:00 AM 0.00 0.0 M M M
7/11/2013 7:00 AM 0.00 0.0 M M M Almost cloudless; bank of cumulostratus over Sierra to the east. Calm.
7/12/2013 7:00 AM 0.00 0.0 M M M
7/13/2013 7:00 AM 0.00 0.0 M M M
7/14/2013 7:00 AM 0.00 0.0 M M M
7/15/2013 7:00 AM 0.00 0.0 M M M Cloudless except for a few cumulostratus on eastern horizon, and fog far to the south from Carquinez Straits. Calm.
7/16/2013 7:00 AM 0.00 0.0 M M M
7/17/2013 7:00 AM 0.00 0.0 M M M
7/18/2013 7:00 AM 0.00 0.0 M M M Cloudless. Presently cool, but forecast is for high 90s F this afternoon.
7/19/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm. Forecast for 100 deg F later today.
7/20/2013 7:00 AM 0.00 0.0 M M M
7/21/2013 7:00 AM 0.00 0.0 M M M
7/22/2013 7:00 AM 0.00 0.0 M M M Partly cloudy; cirrus and stratus coming from SE. Calm. In 90s F the past several days.
7/23/2013 7:00 AM 0.00 0.0 M M M Partly cloudy cirrus and stratus. Calm, pleasantly cool.
7/24/2013 7:00 AM 0.00 0.0 M M M Clear, Calm.
7/25/2013 7:00 AM 0.00 0.0 M M M Clear, though a little hazy. Calm.
7/26/2013 7:00 AM 0.00 0.0 M M M Cloudless, calm.
7/27/2013 7:00 AM 0.00 0.0 M M M Clear and calm.
7/28/2013 7:00 AM 0.00 0.0 M M M
7/29/2013 7:00 AM 0.00 0.0 M M M
7/30/2013 7:00 AM 0.00 0.0 M M M Cloudless, a little hazy. Calm.
7/31/2013 7:00 AM 0.00 0.0 M M M
8/1/2013 7:00 AM 0.00 0.0 M M M
8/2/2013 7:00 AM 0.00 0.0 M M M
8/3/2013 7:00 AM 0.00 0.0 M M M
8/11/2013 7:00 AM 0.00 0.0 M M M
8/12/2013 7:00 AM 0.00 0.0 M M M Just back from week out of town (3-12 Aug). No obs during that period
8/13/2013 7:00 AM 0.00 0.0 M M M
8/14/2013 7:00 AM 0.00 0.0 M M M
8/15/2013 7:00 AM 0.00 0.0 M M M Clear, calm. It's been hot in the afternoons.
8/16/2013 7:00 AM 0.00 0.0 M M M
8/17/2013 7:00 AM 0.00 0.0 M M M
8/18/2013 7:00 AM 0.00 0.0 M M M
8/19/2013 7:00 AM 0.00 0.0 M M M
8/20/2013 7:00 AM 0.00 0.0 M M M
8/21/2013 7:00 AM 0.00 0.0 M M M
8/22/2013 7:00 AM 0.00 0.0 M M M
8/23/2013 7:00 AM 0.00 0.0 M M M
8/24/2013 7:00 AM 0.00 0.0 M M M
8/25/2013 7:00 AM 0.00 0.0 M M M
8/26/2013 7:00 AM 0.00 0.0 M M M
8/27/2013 7:00 AM 0.00 0.0 M M M
8/28/2013 7:00 AM 0.00 0.0 M M M
8/29/2013 7:00 AM 0.00 0.0 M M M
8/30/2013 7:00 AM 0.00 0.0 M M M Clear, calm. Mornings are starting to cool, with a little dew. Afternoons still hot.
8/31/2013 7:00 AM 0.00 0.0 M M M
9/1/2013 7:00 AM 0.00 0.0 M M M
9/2/2013 7:00 AM 0.00 0.0 M M M
9/3/2013 7:00 AM 0.00 0.0 M M M Band of moisture flowing from SW to NE all day yesterday stayed just east of us. Dramatic cloudscape and a thunderstorm passed 4 miles east (timing the thunder)near dusk, we saw a rainbow, which our 6 year old pointed out meant it was raining to the east, and could even smell rain, but no rain at observation station. Partly cloudy most of the day.
9/4/2013 7:00 AM 0.00 0.0 M M M
9/5/2013 7:00 AM 0.00 0.0 M M M Clear, calm. Mornings are getting cool. Afternoons still plenty warm.
9/6/2013 7:00 AM 0.00 0.0 M M M
9/7/2013 7:00 AM 0.00 0.0 M M M
9/8/2013 7:00 AM 0.00 0.0 M M M
9/9/2013 7:00 AM 0.00 0.0 M M M
9/10/2013 7:00 AM 0.00 0.0 M M M
9/11/2013 7:00 AM 0.00 0.0 M M M
9/12/2013 7:00 AM 0.00 0.0 M M M
9/13/2013 7:00 AM 0.00 0.0 M M M
9/14/2013 7:00 AM 0.00 0.0 M M M
9/15/2013 7:00 AM 0.00 0.0 M M M
9/16/2013 7:00 AM 0.00 0.0 M M M
9/17/2013 7:00 AM 0.00 0.0 M M M
9/18/2013 7:00 AM 0.00 0.0 M M M
9/19/2013 7:00 AM 0.00 0.0 M M M
9/20/2013 7:00 AM 0.00 0.0 M M M
9/21/2013 7:00 AM 0.00 0.0 M M M
9/22/2013 7:00 AM 0.68 M M M M Steady rain 21sept morning, first in a long time. Lots of organic "suds" on the roads. Accum: 11:15 0.12", 11:30 0.17", 14:15 0.66", 15:30 0.68".
9/23/2013 7:00 AM 0.00 0.0 M M M Refreshingly clear today after Saturday's amazing rain and Sunday's partly cloudy skies. Cool, calm. No fog.
9/24/2013 7:00 AM 0.00 0.0 M M M
9/25/2013 7:00 AM 0.00 0.0 M M M
9/26/2013 7:00 AM T M M M M Blustery breeze and sprinkles around 22:45, expected more in the gage at observation time, but only found a trace, less than 0.01". Clear and almost calm 26 Sept morning.
9/27/2013 7:00 AM 0.00 0.0 M M M
9/28/2013 7:00 AM 0.00 0.0 M M M
9/29/2013 7:00 AM 0.00 0.0 M M M
9/30/2013 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
4/4/2013 4/05/2013 10:00 PM 2 0.59 0.0 0.00 Returned 5 Apr 22:00 and noted 0.59" accumulation since dry reading 3 Apr 07:00. Rain timing most likely correlated well with nearby CA-YL stations.



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