Station Overview Station Location
Station Number CA-MA-8 Latitude 37.116
Station Name Chowchilla 0.3 E Longitude -120.252
County Madera Elevation (ft) 238



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 0.74 0.15 6 0.15 6 0.00 0 0 2 1 0.0 0 0
Nov 18 1.32 2.87 30 2.87 30 0.00 0 0 5 0 0.0 0 0
Dec 18 2.00 1.28 31 1.28 31 0.00 0 0 7 0 0.0 0 0
Jan 19 2.50 2.66 31 2.66 31 0.00 0 0 10 0 0.0 0 0
Feb 19 2.26 4.56 28 4.56 28 0.00 0 0 17 2 0.0 0 0
March 19 2.15 2.20 31 2.20 31 0.00 0 0 13 0 0.0 0 0
April 19 1.01 0.09 29 0.09 29 0.00 0 0 1 1 0.0 0 0
May 19 0.47 2.64 31 2.64 31 0.00 0 0 7 2 0.0 0 0
June 19 0.12 0.00 28 0.00 28 0.00 0 0 0 0 0.0 0 0
July 19 0.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 19 0.02 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 19 0.17 0.00 30 0.00 30 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 12.77" 16.45" 275 days 16.45" 275 0.00" 0 days 0 62 days 6 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
10/1/2018 0.00
10/2/2018 T
10/3/2018 0.04
10/4/2018 0.11
10/5/2018 0.00
10/6/2018 0.00
10/7/2018
10/8/2018
10/9/2018
10/10/2018
10/11/2018
10/12/2018
10/13/2018
10/14/2018
10/15/2018
10/16/2018
10/17/2018
10/18/2018
10/19/2018
10/20/2018
10/21/2018
10/22/2018
10/23/2018
10/24/2018
10/25/2018
10/26/2018
10/27/2018
10/28/2018
10/29/2018
10/30/2018
10/31/2018
11/1/2018 0.00
11/2/2018 0.00
11/3/2018 0.00
11/4/2018 0.00
11/5/2018 0.00
11/6/2018 0.00
11/7/2018 0.00
11/8/2018 0.00
11/9/2018 0.00
11/10/2018 0.00
11/11/2018 0.00
11/12/2018 0.00
11/13/2018 0.00
11/14/2018 0.00
11/15/2018 0.00
11/16/2018 0.00
11/17/2018 0.00
11/18/2018 0.00
11/19/2018 0.00
11/20/2018 0.00
11/21/2018 0.00
11/22/2018 0.60
11/23/2018 0.00
11/24/2018 0.18
11/25/2018 0.00
11/26/2018 0.00
11/27/2018 0.00
11/28/2018 0.32
11/29/2018 1.34
11/30/2018 0.43
12/1/2018 0.00
12/2/2018 0.18
12/3/2018 0.00
12/4/2018 0.00
12/5/2018 0.07
12/6/2018 0.15
12/7/2018 0.00
12/8/2018 0.00
12/9/2018 0.00
12/10/2018 0.00
12/11/2018 0.00
12/12/2018 0.00
12/13/2018 0.00
12/14/2018 0.00
12/15/2018 0.00
12/16/2018 0.00
12/17/2018 0.45
12/18/2018 0.22
12/19/2018 0.00
12/20/2018 0.00
12/21/2018 0.00
12/22/2018 0.08
12/23/2018 0.00
12/24/2018 0.00
12/25/2018 0.13
12/26/2018 0.00
12/27/2018 0.00
12/28/2018 0.00
12/29/2018 0.00
12/30/2018 0.00
12/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.00
1/2/2019 0.00
1/3/2019 0.00
1/4/2019 0.00
1/5/2019 0.00
1/6/2019 0.33
1/7/2019 0.56
1/8/2019 0.00
1/9/2019 0.08
1/10/2019 0.09
1/11/2019 0.00
1/12/2019 0.00
1/13/2019 0.00
1/14/2019 0.00
1/15/2019 0.18
1/16/2019 0.17
1/17/2019 0.91
1/18/2019 0.05
1/19/2019 0.00
1/20/2019 0.00
1/21/2019 0.10
1/22/2019 0.00
1/23/2019 0.00
1/24/2019 0.00
1/25/2019 0.00
1/26/2019 0.00
1/27/2019 0.00
1/28/2019 0.00
1/29/2019 0.00
1/30/2019 0.00
1/31/2019 0.19
2/1/2019 0.02
2/2/2019 0.30
2/3/2019 1.32
2/4/2019 0.20
2/5/2019 0.50
2/6/2019 0.03
2/7/2019 0.00
2/8/2019 0.00
2/9/2019 0.26
2/10/2019 0.06
2/11/2019 0.18
2/12/2019 0.00
2/13/2019 0.15
2/14/2019 0.07
2/15/2019 0.25
2/16/2019 0.53
2/17/2019 0.35
2/18/2019 0.15
2/19/2019 0.00
2/20/2019 0.00
2/21/2019 0.03
2/22/2019 T
2/23/2019 0.00
2/24/2019 0.00
2/25/2019 0.00
2/26/2019 0.00
2/27/2019 0.16
2/28/2019 T
3/1/2019 0.00
3/2/2019 0.28
3/3/2019 0.27
3/4/2019 0.08
3/5/2019 0.00
3/6/2019 0.20
3/7/2019 0.12
3/8/2019 0.28
3/9/2019 0.00
3/10/2019 0.25
3/11/2019 0.00
3/12/2019 0.00
3/13/2019 0.00
3/14/2019 0.00
3/15/2019 0.00
3/16/2019 0.00
3/17/2019 0.00
3/18/2019 0.00
3/19/2019 0.00
3/20/2019 0.18
3/21/2019 0.04
3/22/2019 0.00
3/23/2019 0.16
3/24/2019 0.19
3/25/2019 0.00
3/26/2019 0.00
3/27/2019 0.10
3/28/2019 0.05
3/29/2019 0.00
3/30/2019 0.00
3/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2019 0.00
4/2/2019 0.00
4/3/2019 T
4/4/2019 0.00
4/5/2019 0.00
4/6/2019 0.00
4/7/2019 0.00
4/8/2019 0.00
4/9/2019 0.00
4/10/2019 0.00
4/11/2019 0.00
4/12/2019 0.00
4/13/2019 0.00
4/14/2019 0.00
4/15/2019 0.00
4/16/2019 0.09
4/17/2019 0.00
4/18/2019 0.00
4/19/2019 0.00
4/20/2019 0.00
4/21/2019 0.00
4/22/2019 0.00
4/23/2019
4/24/2019 0.00
4/25/2019 0.00
4/26/2019 0.00
4/27/2019 0.00
4/28/2019 0.00
4/29/2019 0.00
4/30/2019 0.00
5/1/2019 0.00
5/2/2019 0.00
5/3/2019 0.00
5/4/2019 0.00
5/5/2019 0.00
5/6/2019 0.00
5/7/2019 0.00
5/8/2019 0.00
5/9/2019 0.00
5/10/2019 0.00
5/11/2019 0.00
5/12/2019 0.00
5/13/2019 0.00
5/14/2019 0.00
5/15/2019 0.00
5/16/2019 0.37
5/17/2019 0.05
5/18/2019 0.00
5/19/2019 0.62
5/20/2019 0.36
5/21/2019 T
5/22/2019 0.58
5/23/2019 0.00
5/24/2019 0.06
5/25/2019 0.00
5/26/2019 T
5/27/2019 0.60
5/28/2019 0.00
5/29/2019 0.00
5/30/2019 0.00
5/31/2019 0.00
6/1/2019 0.00
6/2/2019 0.00
6/3/2019 0.00
6/4/2019 0.00
6/5/2019 0.00
6/6/2019 0.00
6/7/2019 0.00
6/8/2019 0.00
6/9/2019 0.00
6/10/2019 0.00
6/11/2019 0.00
6/12/2019 0.00
6/13/2019 0.00
6/14/2019 0.00
6/15/2019 0.00
6/16/2019 0.00
6/17/2019 0.00
6/18/2019 0.00
6/19/2019 0.00
6/20/2019 0.00
6/21/2019 0.00
6/22/2019 0.00
6/23/2019 0.00
6/24/2019 0.00
6/25/2019 0.00
6/26/2019 0.00
6/27/2019 0.00
6/28/2019 0.00
6/29/2019
6/30/2019
Day of YearDaily PrcpMultiday Prcp
7/1/2019
7/2/2019
7/3/2019
7/4/2019
7/5/2019
7/6/2019
7/7/2019
7/8/2019
7/9/2019
7/10/2019
7/11/2019
7/12/2019
7/13/2019
7/14/2019
7/15/2019
7/16/2019
7/17/2019
7/18/2019
7/19/2019
7/20/2019
7/21/2019
7/22/2019
7/23/2019
7/24/2019
7/25/2019
7/26/2019
7/27/2019
7/28/2019
7/29/2019
7/30/2019
7/31/2019
8/1/2019
8/2/2019
8/3/2019
8/4/2019
8/5/2019
8/6/2019
8/7/2019
8/8/2019
8/9/2019
8/10/2019
8/11/2019
8/12/2019
8/13/2019
8/14/2019
8/15/2019
8/16/2019
8/17/2019
8/18/2019
8/19/2019
8/20/2019
8/21/2019
8/22/2019
8/23/2019
8/24/2019
8/25/2019
8/26/2019
8/27/2019
8/28/2019
8/29/2019
8/30/2019
8/31/2019
9/1/2019 0.00
9/2/2019 0.00
9/3/2019 0.00
9/4/2019 0.00
9/5/2019 0.00
9/6/2019 0.00
9/7/2019 0.00
9/8/2019 0.00
9/9/2019 0.00
9/10/2019 0.00
9/11/2019 0.00
9/12/2019 0.00
9/13/2019 0.00
9/14/2019 0.00
9/15/2019 0.00
9/16/2019 0.00
9/17/2019 0.00
9/18/2019 0.00
9/19/2019 0.00
9/20/2019 0.00
9/21/2019 0.00
9/22/2019 0.00
9/23/2019 0.00
9/24/2019 0.00
9/25/2019 0.00
9/26/2019 0.00
9/27/2019 0.00
9/28/2019 0.00
9/29/2019 0.00
9/30/2019 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 8:00 AM 0.00 0.0 M M M
10/2/2018 8:00 AM T M M M M Just a few sprinkles occurred before the 0700LT observation time in the time just before dawn.
10/3/2018 7:00 AM 0.04 M M M M Rain occurred from 0400LT to 0630LT in convective shower activity.
10/4/2018 6:00 AM 0.11 M M M M Convective showers developed during the morning hours and continued into the mid-afternoon before tapering off by early evening.
10/5/2018 8:00 AM 0.00 0.0 M M M
10/6/2018 8:00 AM 0.00 0.0 M M M
11/1/2018 8:00 AM 0.00 0.0 M M M
11/2/2018 8:00 AM 0.00 0.0 M M M
11/3/2018 8:00 AM 0.00 0.0 M M M
11/4/2018 8:00 AM 0.00 0.0 M M M
11/5/2018 8:00 AM 0.00 0.0 M M M
11/6/2018 8:00 AM 0.00 0.0 M M M
11/7/2018 8:00 AM 0.00 0.0 M M M
11/8/2018 8:00 AM 0.00 0.0 M M M
11/9/2018 8:00 AM 0.00 0.0 M M M
11/10/2018 8:00 AM 0.00 0.0 M M M
11/11/2018 8:00 AM 0.00 0.0 M M M
11/12/2018 8:00 AM 0.00 0.0 M M M
11/13/2018 8:00 AM 0.00 0.0 M M M
11/14/2018 8:00 AM 0.00 0.0 M M M
11/15/2018 8:00 AM 0.00 0.0 M M M
11/16/2018 8:00 AM 0.00 0.0 M M M
11/17/2018 8:00 AM 0.00 0.0 M M M
11/18/2018 8:00 AM 0.00 0.0 M M M
11/19/2018 8:00 AM 0.00 0.0 M M M
11/20/2018 8:00 AM 0.00 0.0 M M M
11/21/2018 8:00 AM 0.00 0.0 M M M
11/22/2018 7:00 AM 0.60 M M M M Warm sector rain began 1206LST Wednesday afternoon accumulating 0.02" in intermittent showers to 1423PST. Steady light to moderate rain thereafter in the oncoming cold-front tapering off around midnight; light fog until 0700PST Thanksgiving morning.
11/23/2018 8:00 AM 0.00 0.0 M M M
11/24/2018 7:00 AM 0.18 M M M M Showers associated along the southern portion of the second frontal system in 60 hours brought an additional 0.18” of rain and bringing a 60-hour total to 0.78”.
11/25/2018 8:00 AM 0.00 0.0 M M M
11/26/2018 8:00 AM 0.00 0.0 M M M
11/27/2018 8:00 AM 0.00 0.0 M M M
11/28/2018 7:00 AM 0.32 M M M M Intermittent light rain showers began at 1921PST Tuesday evening with more consistent and heavier rain late evening lasting until 0230PST ...0.21”... After a brief break to very light showers light to moderate rain re-developed at 0430PST through obs time Wednesday morning the 28th.
11/29/2018 7:00 AM 1.34 M M M M Rain continued the morning of Wednesday the 28th with an accumulation of 0.69" tapering off to intermittent very light rain showers at 1600PST. Rain began in earnest again at 2100PST with moderate rain at times overnight before ending at 0600PST Thursday the 29th...additional 0.65".
11/30/2018 7:00 AM 0.43 M M M M Rain showers began midday Thursday the 29th and ended late evening. The 3-day rain event totaled 2.09” for the station.
12/1/2018 7:00 AM 0.00 0.0 M M M
12/2/2018 7:00 AM 0.18 M M M M Very light rain began to fall at 0821PST Saturday the 1st with moderate rain between 1200-1300PST...Total rain 0.18". Multiple day rain event total 2.27" at the station.
12/3/2018 7:00 AM 0.00 0.0 M M M
12/4/2018 7:00 AM 0.00 0.0 M M M
12/5/2018 7:00 AM 0.07 M M M M Overrunning warm sector cloudiness led to very light rain showers mid-evening on Tuesday the 4th (0.02") and began again just before this dawn on the 5th (0.05" from 0530PST to obs time).
12/6/2018 7:00 AM 0.15 M M M M -SHRA continued all through the day and ended just before midnight on Wednesday the 5th; Dense fog formation occurred during the hours before dawn persisting through obs time on the 6th.
12/7/2018 7:00 AM 0.00 0.0 M M M
12/8/2018 7:00 AM 0.00 0.0 M M M
12/9/2018 7:00 AM 0.00 0.0 M M M
12/10/2018 7:00 AM 0.00 0.0 M M M
12/11/2018 7:00 AM 0.00 0.0 M M M
12/12/2018 7:00 AM 0.00 0.0 M M M
12/13/2018 7:00 AM 0.00 0.0 M M M
12/14/2018 7:00 AM 0.00 0.0 M M M
12/15/2018 7:00 AM 0.00 0.0 M M M
12/16/2018 7:00 AM 0.00 0.0 M M M
12/17/2018 7:00 AM 0.45 M M M M Frontal passage overnight brought rain to Central California at the lower elevations and snow above the 6000-foot level in the nearby Southern Sierra Nevada. Rain began in the mid-evening of Sunday the 16th and accumulating about 1/3rd inch with the FROPA by 0400PST. Shower activity afterward continued to accumulate with rain through observation time.
12/18/2018 7:00 AM 0.22 M M M M Light to Moderate rain showers in a post-frontal environment brought another 0.22" of rain Monday morning the 17th. Rain total for the event was 0.67".
12/19/2018 7:00 AM 0.00 0.0 M M M
12/20/2018 7:00 AM 0.00 0.0 M M M
12/21/2018 7:00 AM 0.00 0.0 M M M
12/22/2018 7:00 AM 0.08 M M M M
12/23/2018 7:00 AM 0.00 0.0 M M M
12/24/2018 7:00 AM 0.00 0.0 M M M
12/25/2018 7:00 AM 0.13 M M M M Frontal passage late Christmas Eve into the post-midnight hours brought light rain to the Central San Joaquin Valley.
12/26/2018 7:00 AM 0.00 0.0 M M M
12/27/2018 7:00 AM 0.00 0.0 M M M
12/28/2018 7:00 AM 0.00 0.0 M M M
12/29/2018 7:00 AM 0.00 0.0 M M M
12/30/2018 7:00 AM 0.00 0.0 M M M
12/31/2018 7:00 AM 0.00 0.0 M M M
1/1/2019 7:00 AM 0.00 0.0 M M M
1/2/2019 7:00 AM 0.00 0.0 M M M
1/3/2019 7:00 AM 0.00 0.0 M M M
1/4/2019 7:00 AM 0.00 0.0 M M M
1/5/2019 7:00 AM 0.00 0.0 M M M
1/6/2019 7:00 AM 0.33 M M M M Rain fell between 12:30pm and 8:30pm Saturday the 5th with 0.25”falling prior to 5:30pm...
1/7/2019 7:00 AM 0.56 M M M M Rain began just before Noon with light rain and then periods of light to moderate rain in the very late afternoon to mid-evening hours. Rain tapered off around midnight.
1/8/2019 7:00 AM 0.00 0.0 M M M
1/9/2019 7:00 AM 0.08 M M M M With just a few sprinkles/drops of rain early evening Tuesday the 8th... light rain began during the hours after midnight the morning of the 9th through observation time.
1/10/2019 7:00 AM 0.09 M M M M Rain showers during the day of Wed the 9th ended by 7 PM PST with moist atmospheric conditions overnight with fog at observation time.
1/11/2019 7:00 AM 0.00 0.0 M M M
1/12/2019 7:00 AM 0.00 0.0 M M M
1/13/2019 7:00 AM 0.00 0.0 M M M
1/14/2019 7:00 AM 0.00 0.0 M M M
1/15/2019 7:00 AM 0.18 M M M M Very light rain showers began late-morning Monday the 14th and continued into the mid-evening hours before stopping around 7:30PM ... and then began in the hours just before dawn..3:30AM.. continuing through observation time.
1/16/2019 7:00 AM 0.17 M M M M Light rain showers continued through day with 0.13" accumulated by 1345PST; and subsequent continued very light showers adding another 0.04" by 1745PST. Rain tapered off overnight.
1/17/2019 7:00 AM 0.91 M M M M Light rain began late in the afternoon of Wednesday the 16th with 0.13" accumulated and ending by 1945PST. Moderate to heavy rain with gusty southeast wind began again at 2230PST and ended 0530PST before obs time with an additional 0.78" overnight. Three day total to date... 1.26"
1/18/2019 7:00 AM 0.05 M M M M Mid-day rain showers on Thursday the 17th added another 0.05” for a 4-day total of 1.31”.
1/19/2019 7:00 AM 0.00 0.0 M M M
1/20/2019 7:00 AM 0.00 0.0 M M M
1/21/2019 7:00 AM 0.10 0.0 M M M
1/22/2019 7:00 AM 0.00 0.0 M M M
1/23/2019 7:00 AM 0.00 0.0 M M M
1/24/2019 7:00 AM 0.00 0.0 M M M
1/25/2019 7:00 AM 0.00 0.0 M M M
1/26/2019 7:00 AM 0.00 0.0 M M M
1/27/2019 7:00 AM 0.00 0.0 M M M
1/28/2019 7:00 AM 0.00 0.0 M M M
1/29/2019 7:00 AM 0.00 0.0 M M M
1/30/2019 7:00 AM 0.00 0.0 M M M
1/31/2019 7:00 AM 0.19 M M M M Very light rain began at 4am through a moist, fog-laden lower atmosphere with more intensity beginning at 5:30am.
2/1/2019 7:00 AM 0.02 M M M M With frontal passage most of the rain occurred from around dawn on Thursday the 31st with light rain continuing through observation time but ending mid-morning.
2/2/2019 7:00 AM 0.30 M M M M Rain began at evening onset Friday the 1st...and then a slow accumulation in intermittent light rain overnight.
2/3/2019 7:00 AM 1.32 M M M M After steady frontal light to moderate rainfall ended by late morning(1005PST)accumulating additional 0.39"; light to moderate convective rain-showers developed in the post-front air mass by mid-afternoon and continued into the early morning hours (0400PST) adding the 0.36". Severe weather occurred in the area with a tornado developing near the Merced-Madera-Mariposa county border ending near the burg of Bootjack. Another 0.57" accumulated as the severe convection passed.
2/4/2019 7:00 AM 0.20 M M M M A brief rain shower Sunday afternoon (est.0.07") the 3rd along with another period of rain just before obs time on Monday morning the 4th (est.0.13") occurred.
2/5/2019 7:00 AM 0.50 M M M M Continued atmospheric instability led to convective shower activity by mid-day Monday the 4th and continuing into the night. Most of the precipitation occurred between mid-day to early evening on the 4th.
2/6/2019 7:00 AM 0.03 0.0 M M M A light rain shower occurred late Tuesday afternoon the 5th due to mild mid-afternoon convection that formed and subsequently dissipated by the evening hours. Cold overnight. Total rainfall at the station over the last 6 days 2.56 inches.
2/7/2019 7:00 AM 0.00 0.0 M M M
2/8/2019 7:00 AM 0.00 0.0 M M M
2/9/2019 7:00 AM 0.26 M M M M Very light rain began Friday evening with frontal passage and accumulated 0.25" by 2:00 AM PST. Another brief light shower occurred between 4:00 AM to 5:00 AM PST Saturday morning.
2/10/2019 7:00 AM 0.06 M M M M A light rain shower occurred around sunset on Saturday the 9th from 1730-1815PST with only 0.02". And then light, over-running frontal rain began around 0200PST.
2/11/2019 7:00 AM 0.18 M M M M Rain tapered off by mid-day Sunday the 10th. The 3-day rain total was 0.50”.
2/12/2019 7:00 AM 0.00 0.0 M M M
2/13/2019 7:00 AM 0.15 M M M M Rain began in the hours just before dawn accompanied by gusty southeast wind early Wednesday morning the 13th.
2/14/2019 4:00 AM 0.07 M M M M Rain tapered off by late morning on Wednesday the 13th.
2/15/2019 7:00 AM 0.25 M M M M A broad low pressure aloft over the area continues unsettled and mildly unstable conditions promoting intermittent light rain showers through the afternoon hours for 0.03”. Thursday the 14th saw very strong SE wind 18 gusting to 30kts during the late morning and afternoon hours...strongest at mid-day with sustained wind of 23 goats to 35kts. Rain began again before obs time Friday the 15th.
2/16/2019 7:00 AM 0.53 M M M M Rain during the day on Friday the 15th but ending mid-evening... starting up again with very light rain Saturday around dawn.
2/17/2019 7:00 AM 0.35 M M M M Rain showers during the day Saturday the 16th continued to add to this multi-day precipitation event with significant snow accumulation in the adjacent southern Sierra.
2/18/2019 7:00 AM 0.15 M M M M Rain tapered off by late morning Sunday the 17th. The most recent rainy 5-day period brought 1,35” of rain with substantial snow in the adjacent southern Sierra Nevada.
2/19/2019 7:00 AM 0.00 0.0 M M M
2/20/2019 7:00 AM 0.00 0.0 M M M
2/21/2019 7:00 AM 0.03 M M M M In an unstable airmass evening convection developed bringing intermittent and very light rain showers on Wednesday the 20th with additional light rain showers before dawn on the 21st.
2/22/2019 7:00 AM T M M M M Convection died dawn around dawn on Thursday the 21st. Overnight of the 21st/22nd skies cleared with a spring frost in areas around the obs site.
2/23/2019 7:00 AM 0.00 0.0 M M M
2/24/2019 7:00 AM 0.00 0.0 M M M
2/25/2019 7:00 AM 0.00 0.0 M M M
2/26/2019 7:00 AM 0.00 0.0 M M M
2/27/2019 7:00 AM 0.16 M M M M Rain began from an oncoming front in a moist fetch from the southwest into Central California in the post-midnight morning hours. Snow levels relatively high (above 5500 feet MSL) in the southwest flow.
2/28/2019 7:00 AM T M M M M
3/1/2019 7:00 AM 0.00 0.0 M M M
3/2/2019 7:00 AM 0.28 M M M M Another frontal passage from the west-southwest continues this wet cool season. Snow levels around 7000 ft msl this system. Rainfall total for February at the station was 4.54”.
3/3/2019 7:00 AM 0.27 M M M M Rain began again by mid-morning with 0.15” until 1030pst. A mid-day shower 1150-1251pst brought another 0.07”with concurring thunder from 1238 until 1315pst. Very light showers overnight accumulated the remains 0.05”. Obs time had very moist conditions with overcast skies and light wind.
3/4/2019 7:00 AM 0.08 M M M M Rain occurred in a moderate shower from 1615 to 1651PST Sunday the 3rd with 0.07" at that time. Very light and intermittent rain showers occurred around midnight for the additional 0.01".
3/5/2019 7:00 AM 0.00 0.0 M M M Over-running cloudiness has moved over Central California ahead of the next weather system in a moist..active southern branch of a split flow.
3/6/2019 7:00 AM 0.20 M M M M Rain began shortly after obs time Tuesday the 5th and continued until 1410PST. Light, intermittent, showers occurred in and around dawn on the 6th.
3/7/2019 7:00 AM 0.12 M M M M A late evening shower brought 0.04” of an inch after afternoon convective showers accumulated the remainder.
3/8/2019 7:00 AM 0.28 M M M M After nearly 24-hour period marked by rain shower activity... showers ended in the hours before dawn on Friday the 8th. Rain episode total at the station 1,23”.
3/9/2019 7:00 AM 0.00 0.0 M M M No rain fell yesterday at the station but fair weather cumulus dominated the day before weak convection brought widely scattered very light rain showers in the vicinity after 5pm Friday the 8th.
3/10/2019 7:00 AM 0.25 M M M M Rain late afternoon and through much of the evening Saturday the 9th brought yet another day of measurable precipitation to the station with showers tapering off late in the evening. Heavy rain occurred between 8 to 9 PM PST.
3/11/2019 7:00 AM 0.00 0.0 M M M
3/12/2019 7:00 AM 0.00 0.0 M M M
3/13/2019 7:00 AM 0.00 0.0 M M M
3/14/2019 7:00 AM 0.00 0.0 M M M
3/15/2019 7:00 AM 0.00 0.0 M M M
3/16/2019 7:00 AM 0.00 0.0 M M M
3/17/2019 7:00 AM 0.00 0.0 M M M
3/18/2019 7:00 AM 0.00 0.0 M M M
3/19/2019 7:00 AM 0.00 0.0 M M M
3/20/2019 7:00 AM 0.18 M M M M Rain began with occasional very light sprinkles from warm-frontal passage around 1800pdt accumulating only trace amounts. Cold-frontal precipitation began at 2130pdt Tuesday evening the 19th as very light rain accumulated 0.18 through obs time on the 20th.
3/21/2019 7:00 AM 0.04 M M M M Intermittent and only light rain showers through the day with extensive low-topped convection around the Valley especially after 1 PM PDT until convection died at sunset.
3/22/2019 7:00 AM 0.00 0.0 M M M
3/23/2019 7:00 AM 0.16 M M M M Very light precipitation began friday evening the 22nd but near moderate rain began just before obs time with the frontal band.
3/24/2019 7:00 AM 0.19 M M M M Light to moderate rain occurred around obs time Saturday morning the 23rd with frontal passage. Rain ended by late morning with no further precipitation and fair skies during the remainder of the period.
3/25/2019 7:00 AM 0.00 0.0 M M M
3/26/2019 7:00 AM 0.00 0.0 M M M
3/27/2019 7:00 AM 0.10 M M M M Rain showers began just before daybreak.
3/28/2019 7:00 AM 0.05 M M M M Very light showers in the morning brought only another 0.01" of precipitation ending by 11:00 AM PDT. However, thunder and associated at the time with moderate to briefly heavy rain occurred in the late afternoon for the additional 0.04"
3/29/2019 7:00 AM 0.00 0.0 M M M
3/30/2019 7:00 AM 0.00 0.0 M M M
3/31/2019 7:00 AM 0.00 0.0 M M M
4/1/2019 7:00 AM 0.00 0.0 M M M
4/2/2019 7:00 AM 0.00 0.0 M M M
4/3/2019 7:00 AM T M M M M Convection from afternoon instability developed in the weak post-frontal airmass. Although heavier shower activity occurred in the region...only sprinkles occurred at the station.
4/4/2019 7:00 AM 0.00 0.0 M M M
4/5/2019 7:00 AM 0.00 0.0 M M M
4/6/2019 7:00 AM 0.00 0.0 M M M
4/7/2019 7:00 AM 0.00 0.0 M M M
4/8/2019 7:00 AM 0.00 0.0 M M M
4/9/2019 7:00 AM 0.00 0.0 M M M
4/10/2019 7:00 AM 0.00 0.0 M M M
4/11/2019 7:00 AM 0.00 0.0 M M M
4/12/2019 7:00 AM 0.00 0.0 M M M
4/13/2019 7:00 AM 0.00 0.0 M M M
4/14/2019 7:00 AM 0.00 0.0 M M M
4/15/2019 7:00 AM 0.00 0.0 M M M
4/16/2019 7:00 AM 0.09 M M M M Cold-frontal passage occurred late evening of the15th with accompanying associated light rainfall.
4/17/2019 7:00 AM 0.00 0.0 M M M
4/18/2019 7:00 AM 0.00 0.0 M M M
4/19/2019 7:00 AM 0.00 0.0 M M M
4/20/2019 7:00 AM 0.00 0.0 M M M
4/21/2019 7:00 AM 0.00 0.0 M M M
4/22/2019 7:00 AM 0.00 0.0 M M M
4/24/2019 7:00 AM 0.00 0.0 M M M
4/25/2019 7:00 AM 0.00 0.0 M M M
4/26/2019 7:00 AM 0.00 0.0 M M M
4/27/2019 7:00 AM 0.00 0.0 M M M
4/28/2019 7:00 AM 0.00 0.0 M M M
4/29/2019 7:00 AM 0.00 0.0 M M M
4/30/2019 7:00 AM 0.00 0.0 M M M
5/1/2019 7:00 AM 0.00 0.0 M M M
5/2/2019 7:00 AM 0.00 0.0 M M M
5/3/2019 7:00 AM 0.00 0.0 M M M
5/4/2019 7:00 AM 0.00 0.0 M M M
5/5/2019 7:00 AM 0.00 0.0 M M M
5/6/2019 7:00 AM 0.00 0.0 M M M
5/7/2019 7:00 AM 0.00 0.0 M M M
5/8/2019 7:00 AM 0.00 0.0 M M M
5/9/2019 7:00 AM 0.00 0.0 M M M
5/10/2019 7:00 AM 0.00 0.0 M M M No rain fell at the immediate station around dawn of Friday the 10th. But an upper Low Center dropping southward aloft led to extensive SHRA and TSRA south of the station not only in the Southern Sierra Nevada, Tehachapi Mountains, and High Desert of SoCal, but also the Southern San Joaquin Valley in the morning hours of the 10th.
5/11/2019 7:00 AM 0.00 0.0 M M M
5/12/2019 7:00 AM 0.00 0.0 M M M
5/13/2019 7:00 AM 0.00 0.0 M M M
5/14/2019 7:00 AM 0.00 0.0 M M M
5/15/2019 7:00 AM 0.00 0.0 M M M
5/16/2019 7:00 AM 0.37 M M M M A few sprinkles occurred in the early evening hours with steady rain beginning at 9:30 PM PDT. Frontal passage occurred around 2 AM early in the morning of the 16th with showers tapering off by 6 AM.
5/17/2019 7:00 AM 0.05 M M M M Early evening rain shower brought 0.03" with another 0.02" in the very late evening/early morning. A large variation in rainfall in the region on the 16th due to convective instability/scattered thunderstorms.
5/18/2019 7:00 AM 0.00 0.0 M M M
5/19/2019 7:00 AM 0.62 M M M M Light rain began mid-afternoon on Saturday the 18th and was moderate at times after 3:30pm with 0.34" falling by 7:00pm. Warm-frontal passage occurred early evening with a close-by cold-front swinging through the area around midnight. Rain ended before dawn and 24-hr total of 0.62".
5/20/2019 7:00 AM 0.36 M M M M Following Saturday the 18th frontal passages that brought 0.62"...Sunday was a day of severe convective activity. Lingering sprinkles just after obs time Saturday gave way to late morning/early afternoon showers bringing 0.06" of rain...Thunder heard at 1600PDT and moderate to heavy TSRA+ until 1630PDT ending at 1641PDT for 0.21" in 30 mins. Another convective shower occurred early evening totaling 0.08"by 2000PDT...and yet one more light shower mid-evening for the last 0.01". TSRA+ 1626-1630PDT had BB-size hail mixed in the precipitation.
5/21/2019 7:00 AM T M M M M Weak instability showers occurred around observation time Tuesday morning the 21st.
5/22/2019 7:00 AM 0.58 M M M M With upper level low pressure continuing atmospheric instability...moderate to heavy convective rain again occurred at the observation site mid-afternoon to early evening Tuesday the 21st...and another period of light rain just before obs time Wednesday the 22nd.
5/23/2019 7:00 AM 0.00 0.0 M M M
5/24/2019 7:00 AM 0.06 M M M M Late afternoon light rain occurred Thursday the 23rd before improving sky conditions overnight. Substantial rain occurred south of the observation site all the way and well through metropolitan Fresno 35 miles SE.
5/25/2019 7:00 AM 0.00 0.0 M M M
5/26/2019 7:00 AM T M M M M Light rain began in the hour just before observation time on Sunday morning the 26th.
5/27/2019 7:00 AM 0.60 M M M M Light rain was occurring at observation time Sunday morning the 26th and ended shortly after. However, strong convection in the region brought showers/TSRA in the afternoon with locally heavy rain over just a couple of hours.
5/28/2019 7:00 AM 0.00 0.0 M M M
5/29/2019 7:00 AM 0.00 0.0 M M M
5/30/2019 7:00 AM 0.00 0.0 M M M
5/31/2019 7:00 AM 0.00 0.0 M M M
6/1/2019 7:00 AM 0.00 0.0 M M M Much above normal May 2019 rainfall... 2.64”.
6/2/2019 7:00 AM 0.00 0.0 M M M
6/3/2019 7:00 AM 0.00 0.0 M M M
6/4/2019 7:00 AM 0.00 0.0 M M M
6/5/2019 7:00 AM 0.00 0.0 M M M
6/6/2019 7:00 AM 0.00 0.0 M M M
6/7/2019 7:00 AM 0.00 0.0 M M M
6/8/2019 7:00 AM 0.00 0.0 M M M
6/9/2019 7:00 AM 0.00 0.0 M M M
6/10/2019 7:00 AM 0.00 0.0 M M M
6/11/2019 7:00 AM 0.00 0.0 M M M
6/12/2019 7:00 AM 0.00 0.0 M M M
6/13/2019 7:00 AM 0.00 0.0 M M M
6/14/2019 7:00 AM 0.00 0.0 M M M
6/15/2019 7:00 AM 0.00 0.0 M M M
6/16/2019 7:00 AM 0.00 0.0 M M M
6/17/2019 7:00 AM 0.00 0.0 M M M
6/18/2019 7:00 AM 0.00 0.0 M M M
6/19/2019 7:00 AM 0.00 0.0 M M M
6/20/2019 7:00 AM 0.00 0.0 M M M
6/21/2019 7:00 AM 0.00 0.0 M M M
6/22/2019 7:00 AM 0.00 0.0 M M M
6/23/2019 7:00 AM 0.00 0.0 M M M
6/24/2019 7:00 AM 0.00 0.0 M M M
6/25/2019 7:00 AM 0.00 0.0 M M M
6/26/2019 7:00 AM 0.00 0.0 M M M
6/27/2019 7:00 AM 0.00 0.0 M M M
6/28/2019 7:00 AM 0.00 0.0 M M M
9/1/2019 7:00 AM 0.00 0.0 M M M
9/2/2019 7:00 AM 0.00 0.0 M M M
9/3/2019 7:00 AM 0.00 0.0 M M M
9/4/2019 7:00 AM 0.00 0.0 M M M
9/5/2019 7:00 AM 0.00 0.0 M M M
9/6/2019 7:00 AM 0.00 0.0 M M M
9/7/2019 7:00 AM 0.00 0.0 M M M
9/8/2019 7:00 AM 0.00 0.0 M M M
9/9/2019 7:00 AM 0.00 0.0 M M M
9/10/2019 7:00 AM 0.00 0.0 M M M
9/11/2019 7:00 AM 0.00 0.0 M M M
9/12/2019 7:00 AM 0.00 0.0 M M M
9/13/2019 7:00 AM 0.00 0.0 M M M
9/14/2019 7:00 AM 0.00 0.0 M M M
9/15/2019 7:00 AM 0.00 0.0 M M M
9/16/2019 7:00 AM 0.00 0.0 M M M
9/17/2019 7:00 AM 0.00 0.0 M M M
9/18/2019 7:00 AM 0.00 0.0 M M M
9/19/2019 7:00 AM 0.00 0.0 M M M
9/20/2019 7:00 AM 0.00 0.0 M M M
9/21/2019 7:00 AM 0.00 0.0 M M M
9/22/2019 7:00 AM 0.00 0.0 M M M
9/23/2019 7:00 AM 0.00 0.0 M M M
9/24/2019 7:00 AM 0.00 0.0 M M M
9/25/2019 7:00 AM 0.00 0.0 M M M
9/26/2019 7:00 AM 0.00 0.0 M M M
9/27/2019 7:00 AM 0.00 0.0 M M M
9/28/2019 7:00 AM 0.00 0.0 M M M
9/29/2019 7:00 AM 0.00 0.0 M M M
9/30/2019 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