Station Overview Station Location
Station Number IA-ST-31 Latitude 41.5845
Station Name Davenport 3.8 NNW Longitude -90.6159
County Scott Elevation (ft) 711



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 2.79 6.14 31 6.14 31 0.00 0 0 14 1 0.1 1 0
Nov 18 2.48 4.26 30 4.26 30 0.00 0 0 10 3 15.1 5 10
Dec 18 1.91 2.16 31 2.16 31 0.00 0 0 10 2 1.0 4 2
Jan 19 1.35 3.86 31 3.86 31 0.00 0 0 11 8 23.8 10 20
Feb 19 1.45 4.48 28 4.48 28 0.00 0 0 13 0 15.1 9 28
March 19 2.44 2.38 25 2.38 25 0.00 0 0 7 3 3.9 1 7
April 19 3.29 2.03 4 2.03 4 0.00 0 0 2 0 0.0 0 0
May 19 4.26 1.91 2 1.91 2 0.00 0 0 2 0 0.0 0 0
June 19 4.49 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 19 4.16 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 19 4.22 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 19 3.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 35.89" 27.22" 182 days 27.22" 182 0.00" 0 days 0 69 days 17 days 59.0" 30 days 67 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 0.16
10/2/2018 0.14
10/3/2018 T
10/4/2018 0.20
10/5/2018 0.30
10/6/2018 1.87
10/7/2018 0.30
10/8/2018 0.47
10/9/2018 0.00
10/10/2018 1.80
10/11/2018 0.50
10/12/2018 0.00
10/13/2018 0.02
10/14/2018 0.00
10/15/2018 0.15
10/16/2018 0.00
10/17/2018 0.00
10/18/2018 0.00
10/19/2018 0.00
10/20/2018 0.02
10/21/2018 0.00
10/22/2018 0.00
10/23/2018 0.00
10/24/2018 0.00
10/25/2018 0.00
10/26/2018 0.00
10/27/2018 0.00
10/28/2018 0.15
10/29/2018 0.00
10/30/2018 0.00
10/31/2018 0.06
11/1/2018 0.00
11/2/2018 0.00
11/3/2018 0.00
11/4/2018 0.72
11/5/2018 0.67
11/6/2018 0.30
11/7/2018 T
11/8/2018 0.00
11/9/2018 0.12
11/10/2018 T
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 0.11
11/18/2018 0.11
11/19/2018 0.00
11/20/2018 0.00
11/21/2018 0.00
11/22/2018 0.00
11/23/2018 0.00
11/24/2018 0.17
11/25/2018 0.04
11/26/2018 2.01
11/27/2018 0.01
11/28/2018 T
11/29/2018 0.00
11/30/2018 0.00
12/1/2018 0.08
12/2/2018 0.79
12/3/2018 0.13
12/4/2018 T
12/5/2018 0.04
12/6/2018 0.00
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 0.01
12/15/2018 0.00
12/16/2018 0.00
12/17/2018 0.00
12/18/2018 0.00
12/19/2018 0.00
12/20/2018 0.05
12/21/2018 0.02
12/22/2018 0.00
12/23/2018 0.00
12/24/2018 0.00
12/25/2018 0.00
12/26/2018 0.00
12/27/2018 0.45
12/28/2018 0.55
12/29/2018 0.04
12/30/2018 T
12/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.86
1/2/2019 T
1/3/2019 T
1/4/2019 0.00
1/5/2019 0.00
1/6/2019 0.00
1/7/2019 0.45
1/8/2019 0.26
1/9/2019 0.00
1/10/2019 0.00
1/11/2019 0.00
1/12/2019 0.20
1/13/2019 0.40
1/14/2019 T
1/15/2019 0.00
1/16/2019 0.00
1/17/2019 0.00
1/18/2019 T
1/19/2019 0.57
1/20/2019 T
1/21/2019 0.00
1/22/2019 T
1/23/2019 0.64
1/24/2019 0.06
1/25/2019 T
1/26/2019 0.02
1/27/2019 0.07
1/28/2019 0.33
1/29/2019 T
1/30/2019 0.00
1/31/2019 0.00
2/1/2019 0.19
2/2/2019 0.00
2/3/2019 0.00
2/4/2019 0.01
2/5/2019 0.00
2/6/2019 0.75
2/7/2019 0.44
2/8/2019 0.17
2/9/2019 0.00
2/10/2019 0.00
2/11/2019 0.05
2/12/2019 0.85
2/13/2019 0.06
2/14/2019 0.00
2/15/2019 0.00
2/16/2019 0.00
2/17/2019 0.11
2/18/2019 0.20
2/19/2019 0.00
2/20/2019 0.15
2/21/2019 0.00
2/22/2019 0.00
2/23/2019 1.19
2/24/2019 0.31
2/25/2019 0.00
2/26/2019 0.00
2/27/2019 0.00
2/28/2019 0.00
3/1/2019 0.00
3/2/2019 0.00
3/3/2019 0.00
3/4/2019 0.00
3/5/2019 0.00
3/6/2019 0.00
3/7/2019 0.00
3/8/2019 T
3/9/2019 T
3/10/2019 0.63
3/11/2019 0.00
3/12/2019 0.00
3/13/2019 0.90
3/14/2019 0.01
3/15/2019 0.00
3/16/2019 0.00
3/17/2019 0.22
3/18/2019 0.00
3/19/2019 0.00
3/20/2019 0.15
3/21/2019 T
3/22/2019 0.00
3/23/2019 0.00
3/24/2019 0.14
3/25/2019
3/26/2019
3/27/2019
3/28/2019
3/29/2019
3/30/2019 0.33
3/31/2019
Day of YearDaily PrcpMultiday Prcp
4/1/2019
4/2/2019
4/3/2019
4/4/2019
4/5/2019
4/6/2019
4/7/2019
4/8/2019
4/9/2019
4/10/2019
4/11/2019
4/12/2019
4/13/2019
4/14/2019
4/15/2019
4/16/2019
4/17/2019
4/18/2019
4/19/2019 0.00
4/20/2019 0.00
4/21/2019
4/22/2019
4/23/2019
4/24/2019
4/25/2019
4/26/2019
4/27/2019
4/28/2019
4/29/2019 1.65
4/30/2019 0.38
5/1/2019 1.19
5/2/2019 0.72
5/3/2019
5/4/2019
5/5/2019
5/6/2019
5/7/2019
5/8/2019
5/9/2019
5/10/2019
5/11/2019
5/12/2019
5/13/2019
5/14/2019
5/15/2019
5/16/2019
5/17/2019
5/18/2019
5/19/2019
5/20/2019
5/21/2019
5/22/2019
5/23/2019
5/24/2019
5/25/2019
5/26/2019
5/27/2019
5/28/2019
5/29/2019
5/30/2019
5/31/2019
6/1/2019
6/2/2019
6/3/2019
6/4/2019
6/5/2019
6/6/2019
6/7/2019
6/8/2019
6/9/2019
6/10/2019
6/11/2019
6/12/2019
6/13/2019
6/14/2019
6/15/2019
6/16/2019
6/17/2019
6/18/2019
6/19/2019
6/20/2019
6/21/2019
6/22/2019
6/23/2019
6/24/2019
6/25/2019
6/26/2019
6/27/2019
6/28/2019
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
9/2/2019
9/3/2019
9/4/2019
9/5/2019
9/6/2019
9/7/2019
9/8/2019
9/9/2019
9/10/2019
9/11/2019
9/12/2019
9/13/2019
9/14/2019
9/15/2019
9/16/2019
9/17/2019
9/18/2019
9/19/2019
9/20/2019
9/21/2019
9/22/2019
9/23/2019
9/24/2019
9/25/2019
9/26/2019
9/27/2019
9/28/2019
9/29/2019
9/30/2019



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 7:30 AM 0.16 M M M M
10/2/2018 7:30 AM 0.14 M M M M
10/3/2018 7:30 AM T M M M M
10/4/2018 7:30 AM 0.20 M M M M
10/5/2018 7:30 AM 0.30 M M M M
10/6/2018 7:30 AM 1.87 M M M M
10/7/2018 7:30 AM 0.30 M M M M
10/8/2018 7:30 AM 0.47 M M M M
10/9/2018 7:30 AM 0.00 0.0 M M M
10/10/2018 7:30 AM 1.80 M M M M
10/11/2018 7:30 AM 0.50 M M M M
10/12/2018 7:30 AM 0.00 0.0 M M M
10/13/2018 7:30 AM 0.02 T T 0.0 0.00 First snow of the season! Began as RA/SN mix, quickly changed to SN.
10/14/2018 7:30 AM 0.00 0.0 M M M
10/15/2018 7:30 AM 0.15 0.1 T 0.0 M
10/16/2018 7:30 AM 0.00 0.0 M 0.0 M
10/17/2018 7:30 AM 0.00 M M M M
10/18/2018 7:30 AM 0.00 M M M M
10/19/2018 7:30 AM 0.00 M M M M
10/20/2018 7:30 AM 0.02 M M M M
10/21/2018 7:30 AM 0.00 0.0 M M M
10/22/2018 7:30 AM 0.00 M M M M
10/23/2018 7:30 AM 0.00 0.0 M M M
10/24/2018 7:30 AM 0.00 M M M M
10/25/2018 7:30 AM 0.00 0.0 M M M
10/26/2018 7:30 AM 0.00 M M M M
10/27/2018 7:30 AM 0.00 0.0 M M M
10/28/2018 7:30 AM 0.15 M M M M
10/29/2018 7:30 AM 0.00 0.0 M M M
10/30/2018 7:30 AM 0.00 0.0 M M M
10/31/2018 7:30 AM 0.06 M M M M
11/1/2018 7:30 AM 0.00 M M M M
11/2/2018 7:30 AM 0.00 0.0 M 0.0 M
11/3/2018 7:30 AM 0.00 0.0 M 0.0 M
11/4/2018 7:30 AM 0.72 M M M M
11/5/2018 7:30 AM 0.67 M M M M
11/6/2018 7:30 AM 0.30 M M M M
11/7/2018 7:30 AM T 0.0 M 0.0 M
11/8/2018 7:30 AM 0.00 0.0 M M M
11/9/2018 7:30 AM 0.12 1.2 0.12 1.0 M SLR 10:1
11/10/2018 7:30 AM T T M T M
11/11/2018 7:30 AM 0.00 0.0 M T M
11/12/2018 7:30 AM 0.00 0.0 M 0.0 M
11/13/2018 7:30 AM 0.00 0.0 M 0.0 M
11/14/2018 7:30 AM 0.00 0.0 M 0.0 M
11/15/2018 7:30 AM 0.00 0.0 M 0.0 M
11/16/2018 7:30 AM 0.00 0.0 M 0.0 M
11/17/2018 7:30 AM 0.11 1.3 0.11 1.0 M
11/18/2018 7:30 AM 0.11 1.2 0.10 2.0 M
11/19/2018 7:30 AM 0.00 0.0 M 1.0 M
11/20/2018 7:30 AM 0.00 0.0 M 1.0 M
11/21/2018 7:30 AM 0.00 0.0 M T M
11/22/2018 7:30 AM 0.00 0.0 M T M
11/23/2018 7:30 AM 0.00 0.0 M 0.0 M
11/24/2018 7:30 AM 0.17 0.0 M 0.0 M
11/25/2018 7:00 AM 0.04 0.0 M 0.0 M
11/26/2018 5:30 AM 2.01 11.0 1.25 11.0 M 9 to 1 SLR, had 0.80 inches of rain before changeover to snow/sleet. Then had 0.42 liquid with 2.7 inches of snow, and 0.84 liquid with 8.3 inches of snow.
11/27/2018 7:30 AM 0.01 0.4 0.01 9.0 M Very dry large dendrites on snow board, SLR 40:1
11/28/2018 7:30 AM T T T 9.0 M
11/29/2018 7:30 AM 0.00 0.0 M 8.0 M
11/30/2018 7:30 AM 0.00 0.0 M 6.0 M
12/1/2018 7:30 AM 0.08 0.0 M 5.0 M
12/2/2018 7:30 AM 0.79 0.0 M 1.0 M
12/3/2018 7:30 AM 0.13 0.2 0.01 T M
12/4/2018 7:30 AM T 0.1 T T M
12/5/2018 7:30 AM 0.04 0.3 0.03 T M Mix of freezing drizzle, grauple, and snow through the day
12/6/2018 7:30 AM 0.00 0.0 M T M
12/7/2018 7:30 AM 0.00 0.0 M T M
12/8/2018 7:30 AM 0.00 0.0 M 0.0 M
12/9/2018 7:30 AM 0.00 0.0 M 0.0 M
12/10/2018 7:30 AM 0.00 0.0 M 0.0 M
12/11/2018 7:30 AM 0.00 0.0 M 0.0 M
12/12/2018 7:30 AM 0.00 0.0 M 0.0 M
12/13/2018 7:30 AM 0.00 0.0 M 0.0 M
12/14/2018 7:30 AM 0.01 0.0 M 0.0 M
12/15/2018 7:30 AM 0.00 0.0 M 0.0 M
12/16/2018 7:30 AM 0.00 0.0 M 0.0 M
12/17/2018 7:30 AM 0.00 0.0 M 0.0 M
12/18/2018 7:30 AM 0.00 0.0 M 0.0 M
12/19/2018 7:30 AM 0.00 0.0 M 0.0 M
12/20/2018 7:30 AM 0.05 0.0 M 0.0 M
12/21/2018 7:30 AM 0.02 0.0 M 0.0 M
12/22/2018 7:30 AM 0.00 0.0 M 0.0 M
12/23/2018 7:30 AM 0.00 0.0 M 0.0 M
12/24/2018 7:30 AM 0.00 0.0 M 0.0 M
12/25/2018 7:30 AM 0.00 0.0 M 0.0 M
12/26/2018 7:30 AM 0.00 0.0 M 0.0 M
12/27/2018 7:30 AM 0.45 0.0 M 0.0 M
12/28/2018 7:30 AM 0.55 0.0 M 0.0 M
12/29/2018 7:30 AM 0.04 0.4 0.02 T M Periods of light snow and freezing drizzle with a glaze of ice
12/30/2018 7:30 AM T T M T M
12/31/2018 7:30 AM 0.00 0.0 M 0.0 M
1/1/2019 7:30 AM 0.86 0.2 0.02 T M A lot of rain with a little snow at the end.
1/2/2019 7:30 AM T T M T M
1/3/2019 7:30 AM T T M T M
1/4/2019 7:30 AM 0.00 0.0 M 0.0 M
1/5/2019 7:30 AM 0.00 0.0 M 0.0 M
1/6/2019 7:30 AM 0.00 0.0 M 0.0 M
1/7/2019 7:30 AM 0.45 0.0 M 0.0 M
1/8/2019 7:30 AM 0.26 0.0 M 0.0 M
1/9/2019 7:30 AM 0.00 0.0 M 0.0 M
1/10/2019 7:30 AM 0.00 0.0 M 0.0 M
1/11/2019 7:30 AM 0.00 0.0 M 0.0 M
1/12/2019 7:30 AM 0.20 2.0 0.20 2.0 M SLR 10:1
1/13/2019 7:30 AM 0.40 4.3 0.40 6.0 M SLR 11:1
1/14/2019 7:30 AM T T T 5.0 M
1/15/2019 7:30 AM 0.00 T T 5.0 M Very light glaze of freezing drizzle
1/16/2019 7:30 AM 0.00 0.0 0.00 5.0 M Very light glaze of freezing drizzle, solid 4.5 - 5” snow depth
1/17/2019 7:30 AM 0.00 0.0 M 4.0 M
1/18/2019 7:30 AM T T M 4.0 M Solid 3.5 to 4 inch snow depth, many spots close to 4”
1/19/2019 7:30 AM 0.57 5.1 0.57 8.0 M SLR 9:1 with small flakes for most of event, snow depth range 6 to 9”
1/20/2019 7:30 AM T T T 8.0 M
1/21/2019 7:30 AM 0.00 0.0 M 8.0 M
1/22/2019 7:30 AM T 0.0 M 7.0 M Trace of very light freezing drizzle
1/23/2019 7:30 AM 0.64 5.6 0.55 13.0 M SLR 10:1: 0.09” fell as rain and freezing rain initially
1/24/2019 7:30 AM 0.06 1.2 0.06 14.0 M SLR 20:1
1/25/2019 7:30 AM T T T 13.0 M
1/26/2019 7:30 AM 0.02 0.6 0.02 12.0 M SLR 30:1
1/27/2019 7:30 AM 0.07 1.3 0.07 13.0 M SLR 19:1
1/28/2019 7:30 AM 0.33 3.4 0.33 15.0 M SLR near 10:1, windy with small to medium flakes
1/29/2019 7:30 AM T 0.1 T 14.0 M
1/30/2019 7:30 AM 0.00 0.0 M 14.0 M
1/31/2019 7:30 AM 0.00 0.0 M 13.0 M
2/1/2019 7:30 AM 0.19 4.5 0.19 17.0 M SLR 24:1, DGZ 3km deep
2/2/2019 7:30 AM 0.00 0.0 M 15.0 M
2/3/2019 7:30 AM 0.00 0.0 M 7.0 M
2/4/2019 7:30 AM 0.01 0.0 M 2.0 M
2/5/2019 7:30 AM 0.00 0.0 M 1.0 M
2/6/2019 7:30 AM 0.75 0.4 0.12 1.0 M 0.25 freezing rain, several rounds of thunderstorms with freezing rain, sleet, and small hail
2/7/2019 7:30 AM 0.44 0.0 M 1.0 M freezing rain approximately 0.10-0.15"
2/8/2019 7:30 AM 0.17 T T 1.0 M approximately 0.05-0.10" of freezing rain
2/9/2019 7:30 AM 0.00 0.0 M 1.0 M
2/10/2019 7:30 AM 0.00 0.0 M 1.0 M
2/11/2019 7:30 AM 0.05 0.7 0.04 1.0 M Light glaze of freezing drizzle near 0.01"
2/12/2019 7:30 AM 0.85 1.5 0.30 2.0 M 1.5" snow includes sleet; also had 0.15-0.20 tenths freezing rain
2/13/2019 7:30 AM 0.06 1.1 0.06 3.0 M
2/14/2019 7:30 AM 0.00 0.0 M 3.0 M
2/15/2019 7:30 AM 0.00 0.0 M 2.0 M
2/16/2019 7:30 AM 0.00 0.0 M 1.0 M
2/17/2019 7:30 AM 0.11 1.8 0.11 3.0 M SLR 17:1
2/18/2019 7:30 AM 0.20 3.5 0.20 6.0 M SLR 18:1, last 1.3” had 0.04” liquid and 33:1 SLR
2/19/2019 7:30 AM 0.00 0.0 M 5.0 M
2/20/2019 7:30 AM 0.15 1.5 0.13 6.0 M SLR 11:1, 0.02” freezing drizzle, light glazing of ice
2/21/2019 7:30 AM 0.00 0.0 M 5.0 M
2/22/2019 7:30 AM 0.00 0.0 M 4.0 M
2/23/2019 7:30 AM 1.19 0.0 M 3.0 M Layer of ice half inch to inch thick under snow that adds to overall 3 inch snow depth
2/24/2019 7:30 AM 0.31 0.1 T 1.0 M
2/25/2019 7:30 AM 0.00 0.0 M 1.0 M
2/26/2019 7:30 AM 0.00 0.0 M 1.0 M
2/27/2019 7:30 AM 0.00 0.0 M 1.0 M
2/28/2019 7:30 AM 0.00 0.0 M 1.0 M
3/1/2019 7:30 AM 0.00 0.0 M 1.0 M
3/2/2019 7:30 AM 0.00 0.0 M 1.0 M
3/3/2019 7:30 AM 0.00 0.0 M 1.0 M
3/4/2019 7:30 AM 0.00 0.0 M 1.0 M
3/5/2019 7:30 AM 0.00 0.0 M 1.0 M
3/6/2019 7:30 AM 0.00 0.0 M 1.0 M
3/7/2019 7:30 AM 0.00 0.0 M T M
3/8/2019 7:30 AM T T M T M
3/9/2019 7:30 AM T T M T M
3/10/2019 7:30 AM 0.63 0.0 M T M
3/11/2019 7:30 AM 0.00 0.0 M T M
3/12/2019 7:30 AM 0.00 0.0 M T M
3/13/2019 7:30 AM 0.90 0.0 M 0.0 M
3/14/2019 7:30 AM 0.01 0.0 M 0.0 M
3/15/2019 7:30 AM 0.00 0.0 M 0.0 M
3/16/2019 7:30 AM 0.00 0.0 M 0.0 M
3/17/2019 7:30 AM 0.22 3.9 0.22 4.0 M SLR 18:1. Snow was heavy at times overnight.
3/18/2019 7:30 AM 0.00 0.0 M T M
3/19/2019 7:30 AM 0.00 0.0 M 0.0 M
3/20/2019 7:30 AM 0.15 0.0 M 0.0 M
3/21/2019 7:30 AM T 0.0 M 0.0 M
3/22/2019 7:30 AM 0.00 0.0 M 0.0 M
3/23/2019 7:30 AM 0.00 0.0 M 0.0 M
3/24/2019 7:30 AM 0.14 0.0 M 0.0 M
3/30/2019 7:30 AM 0.33 M M M M
4/19/2019 7:30 AM 0.00 0.0 M M M
4/20/2019 7:30 AM 0.00 M M M M
4/29/2019 7:30 AM 1.65 M M M M
4/30/2019 7:30 AM 0.38 M M M M
5/1/2019 7:30 AM 1.19 M M M M
5/2/2019 7:30 AM 0.72 M 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