Station Overview Station Location
Station Number IL-RI-23 Latitude 41.4942
Station Name Rock Island 2.9 ENE Longitude -90.531578
County Rock Island Elevation (ft) 694



Month 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 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 20 0.30 3 0.30 3 0.00 0 0 3 0 0.0 0 0
May 20 4.55 31 4.55 31 0.00 0 0 13 2 0.0 0 0
June 20 4.30 30 4.30 30 0.00 0 0 9 1 0.0 0 0
July 20 6.11 31 6.11 31 0.00 0 0 7 0 0.0 0 0
Aug 20 0.45 30 0.45 30 0.00 0 0 3 0 0.0 0 0
Sept 20 4.65 14 4.65 14 0.00 0 0 5 1 0.0 0 0
Water Year Totals: 20.36" 139 days 20.36" 139 0.00" 0 days 0 40 days 4 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
10/1/2019
10/2/2019
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
10/14/2019
10/15/2019
10/16/2019
10/17/2019
10/18/2019
10/19/2019
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019
11/27/2019
11/28/2019
11/29/2019
11/30/2019
12/1/2019
12/2/2019
12/3/2019
12/4/2019
12/5/2019
12/6/2019
12/7/2019
12/8/2019
12/9/2019
12/10/2019
12/11/2019
12/12/2019
12/13/2019
12/14/2019
12/15/2019
12/16/2019
12/17/2019
12/18/2019
12/19/2019
12/20/2019
12/21/2019
12/22/2019
12/23/2019
12/24/2019
12/25/2019
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019
12/31/2019
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020
1/6/2020
1/7/2020
1/8/2020
1/9/2020
1/10/2020
1/11/2020
1/12/2020
1/13/2020
1/14/2020
1/15/2020
1/16/2020
1/17/2020
1/18/2020
1/19/2020
1/20/2020
1/21/2020
1/22/2020
1/23/2020
1/24/2020
1/25/2020
1/26/2020
1/27/2020
1/28/2020
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020
2/3/2020
2/4/2020
2/5/2020
2/6/2020
2/7/2020
2/8/2020
2/9/2020
2/10/2020
2/11/2020
2/12/2020
2/13/2020
2/14/2020
2/15/2020
2/16/2020
2/17/2020
2/18/2020
2/19/2020
2/20/2020
2/21/2020
2/22/2020
2/23/2020
2/24/2020
2/25/2020
2/26/2020
2/27/2020
2/28/2020
2/29/2020
3/1/2020
3/2/2020
3/3/2020
3/4/2020
3/5/2020
3/6/2020
3/7/2020
3/8/2020
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020
3/19/2020
3/20/2020
3/21/2020
3/22/2020
3/23/2020
3/24/2020
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020
3/31/2020
Day of YearDaily PrcpMultiday Prcp
4/1/2020
4/2/2020
4/3/2020
4/4/2020
4/5/2020
4/6/2020
4/7/2020
4/8/2020
4/9/2020
4/10/2020
4/11/2020
4/12/2020
4/13/2020
4/14/2020
4/15/2020
4/16/2020
4/17/2020
4/18/2020
4/19/2020
4/20/2020
4/21/2020
4/22/2020
4/23/2020
4/24/2020
4/25/2020
4/26/2020
4/27/2020
4/28/2020 0.02
4/29/2020 0.16
4/30/2020 0.12
5/1/2020 0.00
5/2/2020 0.00
5/3/2020 T
5/4/2020 0.00
5/5/2020 0.45
5/6/2020 0.33
5/7/2020 0.00
5/8/2020 0.00
5/9/2020 0.00
5/10/2020 0.02
5/11/2020 0.01
5/12/2020 0.00
5/13/2020 0.00
5/14/2020 0.95
5/15/2020 1.03
5/16/2020 0.00
5/17/2020 0.56
5/18/2020 0.57
5/19/2020 0.23
5/20/2020 0.03
5/21/2020 0.00
5/22/2020 0.00
5/23/2020 0.00
5/24/2020 0.34
5/25/2020 0.00
5/26/2020 0.02
5/27/2020 0.00
5/28/2020 T
5/29/2020 0.01
5/30/2020 0.00
5/31/2020 0.00
6/1/2020 0.00
6/2/2020 T
6/3/2020 0.00
6/4/2020 0.68
6/5/2020 0.26
6/6/2020 0.00
6/7/2020 0.00
6/8/2020 0.00
6/9/2020 0.00
6/10/2020 1.55
6/11/2020 0.28
6/12/2020 0.00
6/13/2020 0.00
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 0.12
6/21/2020 0.01
6/22/2020 1.11
6/23/2020 0.27
6/24/2020 0.00
6/25/2020 0.00
6/26/2020 0.00
6/27/2020 0.02
6/28/2020 0.00
6/29/2020 0.00
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
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 0.00
7/10/2020 2.25
7/11/2020 0.00
7/12/2020 0.90
7/13/2020 0.00
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 1.55
7/17/2020 0.00
7/18/2020 0.00
7/19/2020 0.00
7/20/2020 0.00
7/21/2020 0.12
7/22/2020 0.09
7/23/2020 0.00
7/24/2020 0.00
7/25/2020 0.00
7/26/2020 0.00
7/27/2020 0.45
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.00
7/31/2020 0.75
8/1/2020 0.00
8/2/2020 0.00
8/3/2020 0.03
8/4/2020 0.00
8/5/2020 0.00
8/6/2020 0.00
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.00
8/11/2020 0.37
8/12/2020 0.00
8/13/2020 0.00
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 0.05
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
8/30/2020 0.00
8/31/2020 0.00
9/1/2020 0.00
9/2/2020 T
9/3/2020 0.00
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 1.50
9/7/2020 0.35
9/8/2020 1.95
9/9/2020 0.75
9/10/2020 0.10
9/11/2020
9/12/2020
9/13/2020
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020
9/18/2020
9/19/2020
9/20/2020
9/21/2020
9/22/2020
9/23/2020
9/24/2020
9/25/2020
9/26/2020
9/27/2020 0.00
9/28/2020
9/29/2020
9/30/2020



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
4/28/2020 8:15 AM 0.02 M M M M
4/29/2020 8:15 AM 0.16 M M M M
4/30/2020 7:00 AM 0.12 M M M M
5/1/2020 8:00 AM 0.00 0.0 M M M
5/2/2020 8:15 AM 0.00 0.0 M M M
5/3/2020 8:00 AM T M M M M Intermittent light sprinkles Saturday afternoon did not amount to any accumulation.
5/4/2020 8:00 AM 0.00 0.0 M M M
5/5/2020 8:15 AM 0.45 M M M M
5/6/2020 8:15 AM 0.33 M M M M
5/7/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/8/2020 8:00 AM 0.00 0.0 M M M
5/9/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/10/2020 8:00 AM 0.02 0.0 0.00 0.0 0.00
5/11/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00
5/12/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/14/2020 8:00 AM 0.95 0.0 0.00 0.0 0.00
5/15/2020 8:00 AM 1.03 0.0 0.00 0.0 0.00 Several lines of storms passed this location throughout the night, beginning at 2025. Heavy precipitation at the beginning, with varying intensity as the event progressed.
5/16/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/17/2020 8:15 AM 0.56 0.0 0.00 0.0 0.00
5/18/2020 8:00 AM 0.57 0.0 0.00 0.0 0.00 0.49 inch received between 0815 and 1245 on 5/17. Precipitation ended until after 2100 5/17. 0.08 inch additional precipitation received overnight prior to 0815 reading 5/18.
5/19/2020 9:00 AM 0.23 0.0 0.00 0.0 0.00
5/20/2020 8:00 AM 0.03 0.0 0.00 0.0 0.00
5/21/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/22/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/23/2020 10:00 AM 0.00 0.0 0.00 M M
5/24/2020 8:00 AM 0.34 0.0 0.00 0.0 0.00 .14 inches fell between 1050 and 1110. Additional 0.20 inches fell between 1300 and 1430.
5/25/2020 10:00 AM 0.00 0.0 0.00 0.0 0.00
5/26/2020 8:00 AM 0.02 0.0 0.00 0.0 0.00
5/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/28/2020 8:30 AM T 0.0 0.00 0.0 0.00
5/29/2020 9:00 AM 0.01 0.0 0.00 0.0 0.00
5/30/2020 8:00 AM 0.00 0.0 M M M
5/31/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/1/2020 8:00 AM 0.00 0.0 M M M
6/2/2020 8:00 AM T M M M M
6/3/2020 7:30 AM 0.00 0.0 M M M
6/4/2020 8:00 AM 0.68 M M M M Two precipitation events. Approx, 0800 6/3 .38". Approx 1900 6/3 .25"
6/5/2020 9:00 AM 0.26 M M M M
6/6/2020 8:00 AM 0.00 0.0 M M M
6/7/2020 8:00 AM 0.00 0.0 M M M
6/8/2020 8:00 AM 0.00 0.0 M M M
6/9/2020 8:00 AM 0.00 0.0 M M M
6/10/2020 8:00 AM 1.55 M M M M
6/11/2020 8:00 AM 0.28 M M M M
6/12/2020 8:00 AM 0.00 0.0 M M M
6/13/2020 8:00 AM 0.00 0.0 M M M
6/14/2020 8:00 AM 0.00 0.0 M M M
6/15/2020 8:00 AM 0.00 0.0 M M M
6/16/2020 8:00 AM 0.00 0.0 M M M
6/17/2020 8:00 AM 0.00 0.0 M M M
6/18/2020 8:00 AM 0.00 0.0 M M M
6/19/2020 8:00 AM 0.00 0.0 M M M
6/20/2020 8:00 AM 0.12 M M M M
6/21/2020 8:00 AM 0.01 M M M M
6/22/2020 9:00 AM 1.11 M M M M
6/23/2020 8:00 AM 0.27 M M M M
6/24/2020 8:00 AM 0.00 0.0 M M M
6/25/2020 8:00 AM 0.00 0.0 M M M
6/26/2020 8:00 AM 0.00 0.0 M M M
6/27/2020 8:00 AM 0.02 M M M M
6/28/2020 8:00 AM 0.00 0.0 M M M
6/29/2020 8:00 AM 0.00 0.0 M M M
6/30/2020 8:00 AM 0.00 0.0 M M M
7/1/2020 8:00 AM 0.00 0.0 M M M
7/2/2020 8:00 AM 0.00 0.0 M M M
7/3/2020 8:00 AM 0.00 0.0 M M M
7/4/2020 8:00 AM 0.00 0.0 M M M
7/5/2020 8:00 AM 0.00 0.0 M M M
7/6/2020 8:00 AM 0.00 0.0 M M M
7/7/2020 8:00 AM 0.00 0.0 M M M
7/8/2020 8:00 AM 0.00 0.0 M M M
7/9/2020 8:00 AM 0.00 0.0 M M M
7/10/2020 8:00 AM 2.25 M M M M Torrential rain for less than half an hour. Then light rain for roughly half an hour.
7/11/2020 8:00 AM 0.00 0.0 M M M
7/12/2020 8:00 AM 0.90 M M M M Severe thunderstorm arrived at about 1915 with very strong winds and heavy rain. Rainfall last about 30 minutes.
7/13/2020 8:00 AM 0.00 0.0 M M M
7/14/2020 8:00 AM 0.00 0.0 M M M
7/15/2020 8:00 AM 0.00 0.0 M M M
7/16/2020 8:00 AM 1.55 M M M M
7/17/2020 8:00 AM 0.00 0.0 M M M
7/18/2020 8:00 AM 0.00 0.0 M M M
7/19/2020 8:00 AM 0.00 0.0 M M M
7/20/2020 8:00 AM 0.00 0.0 M M M
7/21/2020 10:00 AM 0.12 M M M M
7/22/2020 8:00 AM 0.09 M M M M
7/23/2020 8:00 AM 0.00 0.0 M M M
7/24/2020 8:00 AM 0.00 0.0 M M M
7/25/2020 8:00 AM 0.00 0.0 M M M
7/26/2020 8:00 AM 0.00 0.0 M M M
7/27/2020 8:00 AM 0.45 M M M M
7/28/2020 8:00 AM 0.00 0.0 M M M
7/29/2020 8:00 AM 0.00 0.0 M M M
7/30/2020 8:00 AM 0.00 0.0 M M M
7/31/2020 8:00 AM 0.75 M M M M A single heavy shower produced all of the precipitation.
8/1/2020 8:00 AM 0.00 0.0 M M M
8/2/2020 8:00 AM 0.00 0.0 M M M
8/3/2020 8:00 AM 0.03 M M M M
8/4/2020 8:00 AM 0.00 0.0 M M M
8/5/2020 8:00 AM 0.00 0.0 M M M
8/6/2020 8:00 AM 0.00 0.0 M M M
8/7/2020 8:00 AM 0.00 0.0 M M M
8/8/2020 8:00 AM 0.00 0.0 M M M
8/9/2020 8:00 AM 0.00 0.0 M M M
8/10/2020 8:00 AM 0.00 0.0 M M M
8/11/2020 8:00 AM 0.37 M M M M Derecho struck at 1345 on 8/10. Severe wind damage to my property. Many tree limbs down, including one put hole thru porch roof. Heavy rain accompanied high winds.
8/12/2020 8:00 AM 0.00 0.0 M M M
8/13/2020 8:00 AM 0.00 0.0 M M M
8/14/2020 8:00 AM 0.00 0.0 M M M
8/15/2020 8:00 AM 0.00 0.0 M M M
8/16/2020 8:00 AM 0.05 M M M M
8/17/2020 8:00 AM 0.00 0.0 M M M
8/18/2020 8:00 AM 0.00 0.0 M M M
8/19/2020 8:00 AM 0.00 0.0 M M M
8/20/2020 8:00 AM 0.00 0.0 M M M
8/21/2020 8:00 AM 0.00 0.0 M M M
8/22/2020 8:00 AM 0.00 0.0 M M M
8/23/2020 8:00 AM 0.00 0.0 M M M
8/24/2020 8:00 AM 0.00 0.0 M M M
8/25/2020 8:00 AM 0.00 0.0 M M M
8/26/2020 8:00 AM 0.00 0.0 M M M
8/27/2020 8:00 AM 0.00 0.0 M M M
8/28/2020 8:00 AM 0.00 0.0 M M M
8/30/2020 8:00 AM 0.00 0.0 M M M
8/31/2020 8:00 AM 0.00 0.0 M M M
9/1/2020 8:00 AM 0.00 0.0 M M M
9/2/2020 8:00 AM T 0.0 M M M
9/3/2020 8:00 AM 0.00 0.0 M M M
9/4/2020 8:00 AM 0.00 0.0 M M M
9/5/2020 8:00 AM 0.00 0.0 M M M
9/6/2020 10:00 AM 1.50 M M M M
9/7/2020 8:00 AM 0.35 M M M M
9/8/2020 11:30 AM 1.95 M M M M
9/9/2020 8:00 AM 0.75 M M M M
9/10/2020 10:00 AM 0.10 M M M M
9/14/2020 8:00 AM 0.00 0.0 M M M
9/15/2020 8:00 AM 0.00 0.0 M M M
9/16/2020 8:00 AM 0.00 0.0 M M M
9/27/2020 8:00 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