Station Overview Station Location
Station Number MO-SL-4 Latitude 38.558
Station Name Kirkwood 1.6 S Longitude -90.4243
County St. Louis Elevation (ft) 636



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 19 3.55 3.97 31 2.72 20 1.25 11 1 10 0 0.0 0 0
Nov 19 4.30 4.38 30 4.38 30 0.00 0 0 10 3 2.3 1 1
Dec 19 3.16 1.96 31 1.96 31 0.00 0 0 6 2 6.0 2 3
Jan 20 2.58 7.25 31 7.25 31 0.00 0 0 9 3 3.4 5 1
Feb 20 2.56 2.38 29 2.38 29 0.00 0 0 11 0 1.7 2 1
March 20 3.54 3.79 31 3.79 31 0.00 0 0 14 0 0.0 0 0
April 20 3.98 5.60 30 5.19 28 0.41 2 1 12 0 0.0 0 0
May 20 5.07 6.46 31 6.46 31 0.00 0 0 15 3 0.0 0 0
June 20 4.27 5.35 30 5.35 30 0.00 0 0 10 3 0.0 0 0
July 20 4.04 7.03 31 7.03 31 0.00 0 0 11 2 0.0 0 0
Aug 20 3.32 5.25 31 5.25 31 0.00 0 0 9 2 0.0 0 0
Sept 20 3.73 1.55 30 1.01 28 0.54 2 1 4 3 0.0 0 0
Water Year Totals: 44.10" 54.97" 366 days 52.77" 351 2.20" 15 days 3 121 days 21 days 13.4" 10 days 6 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
10/1/2019 0.00
10/2/2019 0.00
10/3/2019 **
10/4/2019 **
10/5/2019 **
10/6/2019 **
10/7/2019 **
10/8/2019 **
10/9/2019 **
10/10/2019 **
10/11/2019 **
10/12/2019 **
10/13/2019 1.25
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.01
10/17/2019 0.00
10/18/2019 0.00
10/19/2019 0.00
10/20/2019 0.02
10/21/2019 0.14
10/22/2019 0.00
10/23/2019 0.00
10/24/2019 0.00
10/25/2019 0.06
10/26/2019 0.09
10/27/2019 1.18
10/28/2019 0.01
10/29/2019 0.02
10/30/2019 0.87
10/31/2019 0.32
11/1/2019 0.00
11/2/2019 0.00
11/3/2019 0.00
11/4/2019 0.00
11/5/2019 0.02
11/6/2019 0.00
11/7/2019 T
11/8/2019 0.00
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.00
11/12/2019 0.39
11/13/2019 0.00
11/14/2019 0.00
11/15/2019 0.00
11/16/2019 0.00
11/17/2019 0.00
11/18/2019 0.00
11/19/2019 T
11/20/2019 0.00
11/21/2019 0.32
11/22/2019 0.15
11/23/2019 0.10
11/24/2019 0.03
11/25/2019 0.00
11/26/2019 T
11/27/2019 1.13
11/28/2019 0.01
11/29/2019 0.10
11/30/2019 2.13
12/1/2019 0.01
12/2/2019 T
12/3/2019 0.00
12/4/2019 0.00
12/5/2019 0.00
12/6/2019 0.00
12/7/2019 0.00
12/8/2019 0.00
12/9/2019 T
12/10/2019 0.00
12/11/2019 0.00
12/12/2019 0.00
12/13/2019 0.00
12/14/2019 0.16
12/15/2019 0.00
12/16/2019 0.18
12/17/2019 0.41
12/18/2019 0.00
12/19/2019 0.00
12/20/2019 0.00
12/21/2019 0.00
12/22/2019 0.00
12/23/2019 0.00
12/24/2019 0.00
12/25/2019 0.00
12/26/2019 0.00
12/27/2019 0.00
12/28/2019 0.00
12/29/2019 1.10
12/30/2019 0.10
12/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 0.00
1/3/2020 0.00
1/4/2020 0.00
1/5/2020 0.00
1/6/2020 0.00
1/7/2020 0.00
1/8/2020 0.00
1/9/2020 T
1/10/2020 2.38
1/11/2020 2.15
1/12/2020 0.39
1/13/2020 0.00
1/14/2020 0.00
1/15/2020 0.00
1/16/2020 0.00
1/17/2020 T
1/18/2020 1.54
1/19/2020 0.00
1/20/2020 0.00
1/21/2020 0.00
1/22/2020 0.00
1/23/2020 0.31
1/24/2020 0.40
1/25/2020 0.03
1/26/2020 0.00
1/27/2020 0.00
1/28/2020 T
1/29/2020 0.04
1/30/2020 0.01
1/31/2020 0.00
2/1/2020 0.00
2/2/2020 0.00
2/3/2020 0.00
2/4/2020 0.00
2/5/2020 0.09
2/6/2020 0.09
2/7/2020 0.00
2/8/2020 0.06
2/9/2020 0.05
2/10/2020 0.56
2/11/2020 0.01
2/12/2020 0.00
2/13/2020 0.58
2/14/2020 0.00
2/15/2020 0.00
2/16/2020 0.00
2/17/2020 0.00
2/18/2020 0.12
2/19/2020 0.00
2/20/2020 0.00
2/21/2020 0.00
2/22/2020 0.00
2/23/2020 0.00
2/24/2020 0.23
2/25/2020 0.46
2/26/2020 0.13
2/27/2020 0.00
2/28/2020 0.00
2/29/2020 0.00
3/1/2020 0.00
3/2/2020 0.33
3/3/2020 0.00
3/4/2020 0.00
3/5/2020 0.00
3/6/2020 0.00
3/7/2020 0.00
3/8/2020 0.00
3/9/2020 0.00
3/10/2020 0.57
3/11/2020 0.01
3/12/2020 0.00
3/13/2020 0.39
3/14/2020 0.37
3/15/2020 0.07
3/16/2020 0.00
3/17/2020 0.06
3/18/2020 0.16
3/19/2020 0.47
3/20/2020 0.72
3/21/2020 0.00
3/22/2020 0.00
3/23/2020 0.26
3/24/2020 0.00
3/25/2020 0.23
3/26/2020 0.00
3/27/2020 0.09
3/28/2020 0.06
3/29/2020 0.00
3/30/2020 0.00
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 0.00
4/3/2020 0.03
4/4/2020 0.05
4/5/2020 0.00
4/6/2020 0.00
4/7/2020 0.00
4/8/2020 0.00
4/9/2020 0.00
4/10/2020 0.00
4/11/2020 0.00
4/12/2020 0.35
4/13/2020 **
4/14/2020 0.41
4/15/2020 0.00
4/16/2020 0.00
4/17/2020 0.15
4/18/2020 0.01
4/19/2020 0.00
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.00
4/23/2020 0.62
4/24/2020 0.11
4/25/2020 1.16
4/26/2020 0.65
4/27/2020 0.01
4/28/2020 0.00
4/29/2020 1.90
4/30/2020 0.15
5/1/2020 0.00
5/2/2020 0.00
5/3/2020 T
5/4/2020 0.00
5/5/2020 0.47
5/6/2020 0.10
5/7/2020 0.00
5/8/2020 0.41
5/9/2020 0.00
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.00
5/13/2020 0.06
5/14/2020 0.03
5/15/2020 0.48
5/16/2020 0.00
5/17/2020 2.81
5/18/2020 0.32
5/19/2020 0.00
5/20/2020 0.04
5/21/2020 0.05
5/22/2020 T
5/23/2020 0.00
5/24/2020 0.00
5/25/2020 1.07
5/26/2020 0.02
5/27/2020 0.15
5/28/2020 0.30
5/29/2020 0.15
5/30/2020 T
5/31/2020 0.00
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.10
6/5/2020 T
6/6/2020 0.10
6/7/2020 0.00
6/8/2020 0.00
6/9/2020 0.11
6/10/2020 0.09
6/11/2020 0.01
6/12/2020 0.00
6/13/2020 0.20
6/14/2020 0.00
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.00
6/20/2020 0.00
6/21/2020 2.98
6/22/2020 T
6/23/2020 0.91
6/24/2020 0.00
6/25/2020 0.00
6/26/2020 0.00
6/27/2020 0.00
6/28/2020 0.06
6/29/2020 T
6/30/2020 0.79
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.34
7/2/2020 0.11
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 0.00
7/7/2020 0.00
7/8/2020 0.00
7/9/2020 0.27
7/10/2020 0.00
7/11/2020 0.00
7/12/2020 0.00
7/13/2020 0.00
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 0.84
7/17/2020 T
7/18/2020 T
7/19/2020 0.00
7/20/2020 1.27
7/21/2020 0.12
7/22/2020 0.95
7/23/2020 0.00
7/24/2020 0.00
7/25/2020 0.00
7/26/2020 0.04
7/27/2020 0.00
7/28/2020 0.11
7/29/2020 0.00
7/30/2020 2.90
7/31/2020 0.08
8/1/2020 0.25
8/2/2020 0.09
8/3/2020 T
8/4/2020 0.06
8/5/2020 0.00
8/6/2020 0.00
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 2.68
8/10/2020 0.00
8/11/2020 0.74
8/12/2020 T
8/13/2020 0.05
8/14/2020 0.02
8/15/2020 0.00
8/16/2020 1.34
8/17/2020 0.00
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 0.00
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.00
8/25/2020 0.00
8/26/2020 0.00
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.02
8/30/2020 0.00
8/31/2020 0.00
9/1/2020 **
9/2/2020 0.54
9/3/2020 T
9/4/2020 0.04
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.00
9/9/2020 0.34
9/10/2020 0.00
9/11/2020 T
9/12/2020 0.00
9/13/2020 T
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.00
9/19/2020 0.00
9/20/2020 0.00
9/21/2020 0.00
9/22/2020 0.00
9/23/2020 0.00
9/24/2020 0.00
9/25/2020 0.00
9/26/2020 0.00
9/27/2020 0.00
9/28/2020 0.62
9/29/2020 0.01
9/30/2020 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 7:00 AM 0.00 0.0 M M M
10/2/2019 7:00 AM 0.00 0.0 M M M
10/14/2019 7:00 AM 0.00 0.0 M M M
10/15/2019 7:00 AM 0.00 0.0 M M M
10/16/2019 7:00 AM 0.01 M M M M
10/17/2019 7:00 AM 0.00 0.0 M M M
10/18/2019 7:00 AM 0.00 0.0 M M M
10/19/2019 7:00 AM 0.00 0.0 M M M
10/20/2019 7:00 AM 0.02 M M M M a brief shower in mid-afternoon, plus more at night
10/21/2019 7:00 AM 0.14 M M M M late in the night
10/22/2019 7:00 AM 0.00 0.0 M M M
10/23/2019 7:00 AM 0.00 0.0 M M M
10/24/2019 7:00 AM 0.00 0.0 M M M
10/25/2019 7:00 AM 0.06 M M M M
10/26/2019 8:50 AM 0.09 M M M M Light rain falling at observation time, with slight street runoff in progress
10/27/2019 7:00 AM 1.18 M M M M Street runoff evidence indicates that the rain was never heavy.
10/28/2019 7:00 AM 0.01 M M M M
10/29/2019 7:00 AM 0.02 M M M M
10/30/2019 8:00 AM 0.87 M M M M Light drizzle was falling at observation time, but runoff had almost stopped.
10/31/2019 7:00 AM 0.32 T M T M While the gauge contents were entirely liquid, a sparse scattering of snow grains was seen on low-heat-content surfaces such as Trex deck railings, and the air temperature was right at the freezing point.
11/1/2019 7:00 AM 0.00 0.0 M M M
11/2/2019 7:00 AM 0.00 0.0 M M M
11/3/2019 7:00 AM 0.00 0.0 M M M
11/4/2019 7:00 AM 0.00 0.0 M M M
11/5/2019 7:00 AM 0.02 M M M M Light rain after sunset. Possibly an under-measurement, as gauge is winterized.
11/6/2019 7:00 AM 0.00 0.0 M M M
11/7/2019 7:00 AM T M M M M A sprinkle in late afternoon; but the winterized gauge was dry by morning.
11/8/2019 7:00 AM 0.00 0.0 M M M
11/9/2019 7:00 AM 0.00 0.0 M M M
11/10/2019 7:00 AM 0.00 0.0 M M M
11/11/2019 7:00 AM 0.00 0.0 M M M
11/12/2019 7:00 AM 0.39 2.3 M 2.0 M Precip began as rain, which on freezing produced about .25" of ice in the gauge; rain turned rapidly to snow, beginning as large flakes and tapering off to very small flakes. Strong gusty north wind left snow in gauge banked to the south side. Separate measurement of snow melted values not possible.
11/13/2019 7:00 AM 0.00 0.0 M M M
11/14/2019 7:00 AM 0.00 0.0 M M M
11/15/2019 7:00 AM 0.00 0.0 M M M
11/16/2019 7:00 AM 0.00 0.0 M M M
11/17/2019 7:00 AM 0.00 0.0 M M M
11/18/2019 7:00 AM 0.00 0.0 M M M
11/19/2019 7:00 AM T M M M M Sprinkles after sunset
11/20/2019 7:00 AM 0.00 0.0 M M M
11/21/2019 7:00 AM 0.32 M M M M
11/22/2019 7:00 AM 0.15 M M M M
11/23/2019 7:00 AM 0.10 M M M M
11/24/2019 7:00 AM 0.03 M M M M
11/25/2019 7:00 AM 0.00 0.0 M M M
11/26/2019 7:00 AM T 0.0 M 0.0 M
11/27/2019 7:00 AM 1.13 0.0 M 0.0 M mostly during the night
11/28/2019 7:00 AM 0.01 0.0 M 0.0 M
11/29/2019 10:00 AM 0.10 0.0 M 0.0 M
11/30/2019 8:30 AM 2.13 0.0 M 0.0 M Not raining at observation time, but street runoff is still active, though now less than it has been. Thunder was heard in at least 2 periods during the night.
12/1/2019 7:00 AM 0.01 0.0 M 0.0 M
12/2/2019 7:00 AM T T M T M The gauge held only liquid water, but very small traces of snow were seen on some low-heat surfaces, such as dead leaves and a Trex deck.
12/3/2019 7:00 AM 0.00 0.0 M M M
12/4/2019 7:00 AM 0.00 0.0 M M M
12/5/2019 7:00 AM 0.00 0.0 M M M
12/6/2019 7:00 AM 0.00 0.0 M M M
12/7/2019 7:00 AM 0.00 0.0 M M M
12/8/2019 7:00 AM 0.00 0.0 M M M
12/9/2019 7:00 AM T M M M M Surfaces wet from a recent sprinkle, but no indication of runoff.
12/10/2019 7:00 AM 0.00 0.0 M M M
12/11/2019 7:00 AM 0.00 0.0 M M M
12/12/2019 7:00 AM 0.00 0.0 M M M
12/13/2019 7:00 AM 0.00 0.0 M M M
12/14/2019 8:30 AM 0.16 0.0 M 0.0 M Light showers after midnight -- street runoff was insignificant.
12/15/2019 7:00 AM 0.00 0.0 M M M
12/16/2019 7:00 AM 0.18 2.0 M 1.0 M Storm began with a dusting of snow grains before noon, almost covering some surfaces before melting away. Snowfall resumed in early afternoon, and continued intermittently through most of the night, ending with a glaze of ice followed by a sparse dusting of snow grains. Most surfaces where snow actually accumulated hold only a little over an inch, but drift in the gauge was up to 5" on one side. An asphalt driveway has mostly snow-dusted ice that is not at all slippery.
12/17/2019 7:00 AM 0.41 4.0 0.41 3.5 M Snow depth is highly variable
12/18/2019 7:00 AM 0.00 0.0 M 3.5 M Frost on metal and glass surfaces, but not elsewhere
12/19/2019 7:00 AM 0.00 0.0 M M M
12/20/2019 7:00 AM 0.00 0.0 M M M
12/21/2019 7:00 AM 0.00 0.0 M M M
12/22/2019 7:00 AM 0.00 0.0 M M M
12/23/2019 7:00 AM 0.00 0.0 M M M
12/24/2019 7:00 AM 0.00 0.0 M M M
12/25/2019 7:00 AM 0.00 0.0 M M M
12/26/2019 7:00 AM 0.00 0.0 M M M
12/27/2019 7:00 AM 0.00 0.0 M M M
12/28/2019 7:00 AM 0.00 0.0 M M M
12/29/2019 7:00 AM 1.10 M M M M The street shows evidence of heavy runoff during the night.
12/30/2019 7:00 AM 0.10 0.0 M 0.0 M
12/31/2019 7:00 AM 0.00 0.0 M M M
1/1/2020 7:00 AM 0.00 0.0 M M M
1/2/2020 7:00 AM 0.00 0.0 M M M
1/3/2020 7:00 AM 0.00 0.0 M M M
1/4/2020 7:00 AM 0.00 0.0 M M M
1/5/2020 7:00 AM 0.00 0.0 M M M
1/6/2020 7:00 AM 0.00 0.0 M M M
1/7/2020 7:00 AM 0.00 0.0 M M M
1/8/2020 7:00 AM 0.00 0.0 M M M
1/9/2020 9:00 AM T M M M M More water in drops clinging to the inside wall of the winterized gauge barrel than accumulated on the bottom!
1/10/2020 8:20 AM 2.38 0.0 M 0.0 M Moderate to heavy rainfall in progress at observation time.
1/11/2020 9:00 AM 2.15 0.0 M 0.0 M Misty at observation time, but no street runoff
1/12/2020 7:00 AM 0.39 1.8 M 1.5 M In the early hours of the observation period, there was 0.04" of rain. At 3pm it began turning to sleet, and by 3:30pm there was 0.1" of accumulated sleet with 0.06" SWE additional, with sleet beginning to turn to snow. The final accumulation of sleet and snow yielded an additional 0.29" SWE. Animal tracks on an asphalt driveway during the snowfall left peculiar doughnut-shaped rings of accumulated snow (photos available).
1/13/2020 7:00 AM 0.00 0.0 M M M
1/14/2020 7:00 AM 0.00 0.0 M M M
1/15/2020 7:00 AM 0.00 0.0 M M M
1/16/2020 7:00 AM 0.00 0.0 M M M
1/17/2020 7:00 AM T 0.0 M M M
1/18/2020 7:00 AM 1.54 0.0 M 0.0 M Heavy rain was heard around 4 a.m.
1/19/2020 7:00 AM 0.00 0.0 M M M
1/20/2020 7:00 AM 0.00 0.0 M M M
1/21/2020 7:00 AM 0.00 0.0 M M M
1/22/2020 7:00 AM 0.00 0.0 M M M
1/23/2020 8:00 AM 0.31 0.0 M 0.0 M A mixture of rain, freezing rain and sleet.
1/24/2020 7:00 AM 0.40 0.8 M T M Wintry mix of rain, freezing rain, sleet and snow.
1/25/2020 7:00 AM 0.03 0.3 0.03 T M
1/26/2020 7:00 AM 0.00 0.0 M M M
1/27/2020 7:00 AM 0.00 0.0 M M M
1/28/2020 7:45 AM T T T T T Just enough snow to whiten a few surfaces, though many remain bare.
1/29/2020 7:30 AM 0.04 0.4 0.04 T M Very light snow falling at observation time; only snow in the gauge.
1/30/2020 7:00 AM 0.01 0.1 M T M
1/31/2020 7:00 AM 0.00 0.0 M M M
2/1/2020 7:00 AM 0.00 0.0 M M M
2/2/2020 7:00 AM 0.00 0.0 M M M
2/3/2020 7:00 AM 0.00 0.0 M M M
2/4/2020 7:00 AM 0.00 0.0 M M M
2/5/2020 7:00 AM 0.09 0.0 M 0.0 M Intermittent very light rain; water in the winterized gauge was about 1/3 frozen, but there was no evidence of any freezing precip, and no evidence of street runoff.
2/6/2020 7:00 AM 0.09 T M T M Intermittent light rain, becoming freezing rain briefly and ending with a dusting of snow grains that did not fully cover any surfaces.
2/7/2020 7:00 AM 0.00 0.0 M M M
2/8/2020 7:00 AM 0.06 T M T M intermittent very light rain turned to snow
2/9/2020 7:00 AM 0.05 0.0 M 0.0 M Precip frozen in the gauge; might have included some freezing precip, but no evidence of that was seen elsewhere.
2/10/2020 7:00 AM 0.56 0.0 M 0.0 M Evidence of light street runoff
2/11/2020 7:00 AM 0.01 T M 0.0 M A few snowflakes were seen on a Trex deck at sunrise, but quickly vanished.
2/12/2020 7:00 AM 0.00 0.0 M M M
2/13/2020 7:00 AM 0.58 0.2 M T M Intermittent light to very light rain fell throughout the day and into the evening, finally changing to snow late in the evening, but most surfaces were too warm for the snow to accumulate.
2/14/2020 7:00 AM 0.00 0.0 M M M
2/15/2020 7:00 AM 0.00 0.0 M M M
2/16/2020 7:00 AM 0.00 0.0 M M M
2/17/2020 7:00 AM 0.00 0.0 M M M
2/18/2020 7:00 AM 0.12 0.0 M 0.0 M
2/19/2020 7:00 AM 0.00 0.0 M M M
2/20/2020 7:00 AM 0.00 0.0 M M M
2/21/2020 7:00 AM 0.00 0.0 M M M
2/22/2020 7:00 AM 0.00 0.0 M M M
2/23/2020 7:00 AM 0.00 0.0 M M M
2/24/2020 7:20 AM 0.23 0.0 M 0.0 M Very light rain was falling at observation time, but light street runoff had ceased.
2/25/2020 7:00 AM 0.46 M M M M
2/26/2020 8:00 AM 0.13 1.5 M 1.5 M Intermittent light rain for the first half of the period, eventually changing to light snow near midnight.
2/27/2020 7:00 AM 0.00 0.0 M M M
2/28/2020 7:00 AM 0.00 0.0 M M M
2/29/2020 7:00 AM 0.00 0.0 M M M
3/1/2020 7:00 AM 0.00 0.0 M M M
3/2/2020 7:00 AM 0.33 M M M M Thunderstorm in late evening
3/3/2020 7:00 AM 0.00 0.0 M M M
3/4/2020 7:00 AM 0.00 0.0 M M M
3/5/2020 7:00 AM 0.00 0.0 M M M
3/6/2020 7:00 AM 0.00 0.0 M M M
3/7/2020 7:00 AM 0.00 0.0 M M M
3/8/2020 7:00 AM 0.00 0.0 M M M
3/9/2020 7:00 AM 0.00 0.0 M M M
3/10/2020 7:00 AM 0.57 0.0 M 0.0 M
3/11/2020 7:00 AM 0.01 0.0 M 0.0 M
3/12/2020 7:00 AM 0.00 0.0 M M M
3/13/2020 7:00 AM 0.39 M M M M
3/14/2020 9:00 AM 0.37 0.0 M 0.0 M Moderate rain falling at observation time, with active street runoff
3/15/2020 7:00 AM 0.07 M M M M
3/16/2020 7:00 AM 0.00 0.0 M M M
3/17/2020 7:00 AM 0.06 0.0 M 0.0 M
3/18/2020 8:00 AM 0.16 0.0 M 0.0 M Light to moderate rain falling at observation time, with active street runoff
3/19/2020 8:00 AM 0.47 0.0 M 0.0 M At observation time, moderate rain and active runoff were in progress.
3/20/2020 7:00 AM 0.72 0.0 M 0.0 M
3/21/2020 7:00 AM 0.00 0.0 M M M
3/22/2020 7:00 AM 0.00 0.0 M M M
3/23/2020 7:00 AM 0.26 T M 0.0 M Precip began as rain, which turned briefly to sleet and then to snow, which almost covered the ground before switching back to rain about noon, after which all the snow quickly disappeared.
3/24/2020 7:00 AM 0.00 0.0 M M M
3/25/2020 7:00 AM 0.23 M M M M
3/26/2020 7:00 AM 0.00 0.0 M M M
3/27/2020 7:00 AM 0.09 M M M M
3/28/2020 7:00 AM 0.06 M M M M
3/29/2020 7:00 AM 0.00 0.0 M M M
3/30/2020 7:00 AM 0.00 0.0 M M M
3/31/2020 7:00 AM 0.00 0.0 M M M
4/1/2020 7:00 AM 0.00 0.0 M M M
4/2/2020 7:00 AM 0.00 0.0 M M M
4/3/2020 7:00 AM 0.03 M M M M
4/4/2020 7:00 AM 0.05 M M M M No evidence of runoff
4/5/2020 7:00 AM 0.00 0.0 M M M
4/6/2020 7:00 AM 0.00 0.0 M M M
4/7/2020 7:00 AM 0.00 0.0 M M M
4/8/2020 7:00 AM 0.00 0.0 M M M
4/9/2020 7:00 AM 0.00 0.0 M M M
4/10/2020 7:00 AM 0.00 0.0 M M M
4/11/2020 7:00 AM 0.00 0.0 M M M
4/12/2020 7:00 AM 0.35 M M M M
4/15/2020 7:00 AM 0.00 0.0 M M M
4/16/2020 7:00 AM 0.00 0.0 M M M
4/17/2020 7:00 AM 0.15 M M M M
4/18/2020 7:00 AM 0.01 0.0 M 0.0 M Frost on roofs, cars, etc. is clearly visible, but on exposed grassy areas it is barely visible, if at all.
4/19/2020 7:00 AM 0.00 0.0 M M M
4/20/2020 7:00 AM 0.00 0.0 M M M
4/21/2020 7:00 AM 0.00 0.0 M M M
4/22/2020 7:00 AM 0.00 0.0 M M M
4/23/2020 7:00 AM 0.62 M M M M
4/24/2020 7:00 AM 0.11 M M M M
4/25/2020 8:30 AM 1.16 M M M M Rain began before sunset, and continued intermittently through the night; distant thunder was heard briefly in late evening. Light rain still falling at observation time.
4/26/2020 7:00 AM 0.65 M M M M
4/27/2020 7:00 AM 0.01 M M M M
4/28/2020 7:00 AM 0.00 0.0 M M M
4/29/2020 7:00 AM 1.90 M M M M Two waves of thunderstorms between sunset and midnight left evidence in the street of heavier runoff than I have seen here for years.
4/30/2020 7:00 AM 0.15 M M M M
5/1/2020 7:00 AM 0.00 0.0 M M M
5/2/2020 7:00 AM 0.00 0.0 M M M
5/3/2020 7:00 AM T M M M M
5/4/2020 7:00 AM 0.00 0.0 M M M
5/5/2020 7:00 AM 0.47 M M M M
5/6/2020 7:00 AM 0.10 M M M M
5/7/2020 7:00 AM 0.00 0.0 M M M
5/8/2020 9:00 AM 0.41 M M M M
5/9/2020 7:00 AM 0.00 0.0 M M M
5/10/2020 7:00 AM 0.00 0.0 M M M
5/11/2020 7:00 AM 0.00 0.0 M M M
5/12/2020 7:00 AM 0.00 0.0 M M M
5/13/2020 8:30 AM 0.06 M M M M Very light drizzle at observation time, barely perceptible, though pavements are wet; street gutters show no signs of runoff.
5/14/2020 7:00 AM 0.03 M M M M
5/15/2020 7:00 AM 0.48 M M M M
5/16/2020 7:00 AM 0.00 0.0 M M M
5/17/2020 7:10 AM 2.81 M M M M Moderate rain falling at observation time, with heavy street runoff; heavy to very heavy rain had been heard earlier pounding on the roof, and the street shows evidence of very heavy runoff earlier.
5/18/2020 7:00 AM 0.32 M M M M
5/19/2020 7:00 AM 0.00 0.0 M M M
5/20/2020 7:00 AM 0.04 M M M M
5/21/2020 7:00 AM 0.05 M M M M
5/22/2020 7:00 AM T M M M M
5/23/2020 7:00 AM 0.00 0.0 M M M
5/24/2020 7:00 AM 0.00 0.0 M M M
5/25/2020 7:00 AM 1.07 M M M M Multiple thunderstorms during the night
5/26/2020 7:00 AM 0.02 M M M M
5/27/2020 9:30 AM 0.15 M M M M
5/28/2020 7:00 AM 0.30 M M M M
5/29/2020 7:00 AM 0.15 M M M M
5/30/2020 7:00 AM T M M M M
5/31/2020 7:00 AM 0.00 0.0 M M M
6/1/2020 7:00 AM 0.00 0.0 M M M
6/2/2020 7:00 AM 0.00 0.0 M M M
6/3/2020 7:00 AM 0.00 0.0 M M M
6/4/2020 7:00 AM 0.10 M M M M
6/5/2020 7:00 AM T M M M M
6/6/2020 7:00 AM 0.10 M M M M
6/7/2020 7:00 AM 0.00 0.0 M M M
6/8/2020 7:00 AM 0.00 0.0 M M M
6/9/2020 7:00 AM 0.11 M M M M
6/10/2020 7:00 AM 0.09 M M M M
6/11/2020 7:00 AM 0.01 M M M M
6/12/2020 7:00 AM 0.00 0.0 M M M
6/13/2020 7:00 AM 0.20 M M M M Thunderstorm after sundown
6/14/2020 7:00 AM 0.00 0.0 M M M
6/15/2020 7:00 AM 0.00 0.0 M M M
6/16/2020 7:00 AM 0.00 0.0 M M M
6/17/2020 7:00 AM 0.00 0.0 M M M
6/18/2020 7:00 AM 0.00 0.0 M M M
6/19/2020 7:00 AM 0.00 0.0 M M M
6/20/2020 7:00 AM 0.00 0.0 M M M
6/21/2020 7:00 AM 2.98 M M M M Multiple thundershowers and rainshowers during the night; street shows evidence of unusually heavy runoff.
6/22/2020 7:00 AM T M M M M
6/23/2020 7:00 AM 0.91 M M M M
6/24/2020 7:00 AM 0.00 0.0 M M M
6/25/2020 7:00 AM 0.00 0.0 M M M
6/26/2020 7:00 AM 0.00 0.0 M M M
6/27/2020 7:00 AM 0.00 0.0 M M M
6/28/2020 7:00 AM 0.06 M M M M sprinkles in the afternoon and evening
6/29/2020 7:00 AM T M M M M
6/30/2020 9:00 AM 0.79 M M M M Thunderstorms began before midnight
7/1/2020 7:00 AM 0.34 M M M M
7/2/2020 7:00 AM 0.11 M M M M
7/3/2020 7:00 AM 0.00 0.0 M M M
7/4/2020 7:00 AM 0.00 0.0 M M M
7/5/2020 7:00 AM 0.00 0.0 M M M
7/6/2020 7:00 AM 0.00 0.0 M M M
7/7/2020 7:00 AM 0.00 0.0 M M M
7/8/2020 7:00 AM 0.00 0.0 M M M
7/9/2020 7:00 AM 0.27 M M M M afternoon shower
7/10/2020 7:00 AM 0.00 0.0 M M M
7/11/2020 7:00 AM 0.00 0.0 M M M
7/12/2020 7:00 AM 0.00 0.0 M M M
7/13/2020 7:00 AM 0.00 0.0 M M M
7/14/2020 7:00 AM 0.00 0.0 M M M
7/15/2020 7:00 AM 0.00 0.0 M M M
7/16/2020 7:00 AM 0.84 M M M M A heavy thunderstorm in early evening was followed by a lighter one later in the evening.
7/17/2020 7:00 AM T M M M M
7/18/2020 7:00 AM T M M M M
7/19/2020 7:00 AM 0.00 0.0 M M M
7/20/2020 7:00 AM 1.27 M M M M Strong thunderstorms in the evening
7/21/2020 7:00 AM 0.12 M M M M Evening thunderstorm
7/22/2020 7:00 AM 0.95 M M M M
7/23/2020 7:00 AM 0.00 0.0 M M M
7/24/2020 7:00 AM 0.00 0.0 M M M
7/25/2020 7:00 AM 0.00 0.0 M M M
7/26/2020 7:00 AM 0.04 M M M M a brief shower in late afternoon
7/27/2020 7:00 AM 0.00 0.0 M M M
7/28/2020 7:00 AM 0.11 M M M M
7/29/2020 7:00 AM 0.00 0.0 M M M
7/30/2020 7:00 AM 2.90 M M M M Runoff continues even though the rain has stopped.
7/31/2020 7:00 AM 0.08 M M M M
8/1/2020 7:00 AM 0.25 M M M M
8/2/2020 7:00 AM 0.09 M M M M
8/3/2020 7:00 AM T M M M M
8/4/2020 7:00 AM 0.06 M M M M
8/5/2020 7:00 AM 0.00 0.0 M M M
8/6/2020 7:00 AM 0.00 0.0 M M M
8/7/2020 7:00 AM 0.00 0.0 M M M
8/8/2020 7:00 AM 0.00 0.0 M M M
8/9/2020 7:00 AM 2.68 M M M M Thunderstorms in the middle of the night; street shows evidence of unusually heavy runoff, now all gone.
8/10/2020 7:00 AM 0.00 0.0 M M M
8/11/2020 7:00 AM 0.74 M M M M Very heavy downpour
8/12/2020 7:00 AM T M M M M
8/13/2020 7:00 AM 0.05 M M M M
8/14/2020 7:00 AM 0.02 M M M M At least one afternoon sprinkle
8/15/2020 7:00 AM 0.00 0.0 M M M
8/16/2020 7:00 AM 1.34 M M M M
8/17/2020 7:00 AM 0.00 0.0 M M M
8/18/2020 7:00 AM 0.00 0.0 M M M
8/19/2020 7:00 AM 0.00 0.0 M M M
8/20/2020 7:00 AM 0.00 0.0 M M M
8/21/2020 7:00 AM 0.00 0.0 M M M
8/22/2020 7:00 AM 0.00 0.0 M M M
8/23/2020 7:00 AM 0.00 0.0 M M M
8/24/2020 7:00 AM 0.00 0.0 M M M
8/25/2020 7:00 AM 0.00 0.0 M M M
8/26/2020 7:00 AM 0.00 0.0 M M M
8/27/2020 7:00 AM 0.00 0.0 M M M
8/28/2020 7:00 AM 0.00 0.0 M M M
8/29/2020 7:00 AM 0.02 M M M M
8/30/2020 7:00 AM 0.00 0.0 M M M
8/31/2020 7:00 AM 0.00 0.0 M M M
9/3/2020 7:00 AM T M M M M
9/4/2020 7:00 AM 0.04 M M M M
9/5/2020 7:00 AM 0.00 0.0 M M M
9/6/2020 7:00 AM 0.00 0.0 M M M
9/7/2020 7:00 AM 0.00 0.0 M M M
9/8/2020 7:00 AM 0.00 0.0 M M M
9/9/2020 7:00 AM 0.34 M M M M
9/10/2020 7:00 AM 0.00 0.0 M M M
9/11/2020 7:00 AM T M M M M
9/12/2020 7:00 AM 0.00 0.0 M M M
9/13/2020 7:00 AM T M M M M A sprinkle before noon
9/14/2020 7:00 AM 0.00 0.0 M M M
9/15/2020 7:00 AM 0.00 0.0 M M M
9/16/2020 7:00 AM 0.00 0.0 M M M
9/17/2020 7:00 AM 0.00 0.0 M M M
9/18/2020 7:00 AM 0.00 0.0 M M M
9/19/2020 7:00 AM 0.00 0.0 M M M
9/20/2020 7:00 AM 0.00 0.0 M M M
9/21/2020 7:00 AM 0.00 0.0 M M M
9/22/2020 7:00 AM 0.00 0.0 M M M
9/23/2020 7:00 AM 0.00 0.0 M M M
9/24/2020 7:00 AM 0.00 0.0 M M M
9/25/2020 7:00 AM 0.00 0.0 M M M
9/26/2020 7:00 AM 0.00 0.0 M M M
9/27/2020 7:00 AM 0.00 0.0 M M M
9/28/2020 7:00 AM 0.62 M M M M Rain began in mid-evening, and continued in showers through the night, occasionally accompanied by enough wind to shake acorns out of the trees. Thirsty ground sucked up the water, so that the street shows evidence of only very minor runoff.
9/29/2020 7:00 AM 0.01 M M M M
9/30/2020 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
10/3/2019 10/13/2019 7:00 AM 11 1.25 M M
4/13/2020 4/14/2020 7:00 AM 2 0.41 M M
9/1/2020 9/02/2020 7:00 AM 2 0.54 M M



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground