Station Overview Station Location
Station Number IL-SC-12 Latitude 38.489757
Station Name Mascoutah 1.5 SSE Longitude -89.794615
County St. Clair Elevation (ft) 428



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 09 3.30 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 3.82 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 2.97 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 2.30 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 2.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 3.09 1.19 15 1.19 15 0.00 0 0 3 1 0.0 0 0
April 10 3.72 2.03 30 2.03 30 0.00 0 0 7 1 0.0 0 0
May 10 4.67 5.77 31 5.77 31 0.00 0 0 15 0 0.0 0 0
June 10 4.12 3.46 30 3.46 30 0.00 0 0 11 1 0.0 0 0
July 10 3.79 8.74 31 8.74 31 0.00 0 0 14 0 0.0 0 0
Aug 10 3.05 3.57 31 3.57 31 0.00 0 0 5 1 0.0 0 0
Sept 10 3.09 3.58 30 3.58 30 0.00 0 0 12 1 0.0 0 0
Water Year Totals: 40.31" 28.34" 198 days 28.34" 198 0.00" 0 days 0 67 days 5 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010
2/21/2010
2/22/2010
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 0.00
3/20/2010 0.00
3/21/2010 0.00
3/22/2010 0.51
3/23/2010 0.00
3/24/2010 0.00
3/25/2010 0.00
3/26/2010 0.55
3/27/2010 0.00
3/28/2010 T
3/29/2010 0.13
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 0.60
4/4/2010 0.00
4/5/2010 0.00
4/6/2010 0.00
4/7/2010 T
4/8/2010 0.00
4/9/2010 0.00
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.00
4/14/2010 0.00
4/15/2010 0.00
4/16/2010 0.00
4/17/2010 0.11
4/18/2010 0.00
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.00
4/23/2010 0.59
4/24/2010 0.39
4/25/2010 0.18
4/26/2010 0.11
4/27/2010 0.05
4/28/2010 0.00
4/29/2010 0.00
4/30/2010 0.00
5/1/2010 0.60
5/2/2010 0.70
5/3/2010 0.00
5/4/2010 0.10
5/5/2010 0.00
5/6/2010 0.00
5/7/2010 0.00
5/8/2010 0.00
5/9/2010 0.00
5/10/2010 0.00
5/11/2010 0.16
5/12/2010 1.62
5/13/2010 0.04
5/14/2010 0.17
5/15/2010 0.51
5/16/2010 0.28
5/17/2010 0.33
5/18/2010 0.01
5/19/2010 0.00
5/20/2010 0.67
5/21/2010 0.37
5/22/2010 0.00
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 0.10
5/26/2010 0.00
5/27/2010 0.11
5/28/2010 0.00
5/29/2010 0.00
5/30/2010 0.00
5/31/2010 0.00
6/1/2010 0.48
6/2/2010 0.55
6/3/2010 0.05
6/4/2010 0.00
6/5/2010 0.00
6/6/2010 0.00
6/7/2010 0.00
6/8/2010 0.00
6/9/2010 0.38
6/10/2010 0.00
6/11/2010 0.00
6/12/2010 0.19
6/13/2010 0.27
6/14/2010 0.02
6/15/2010 0.00
6/16/2010 0.41
6/17/2010 T
6/18/2010 0.25
6/19/2010 0.14
6/20/2010 0.00
6/21/2010 0.00
6/22/2010 0.00
6/23/2010 0.00
6/24/2010 0.00
6/25/2010 0.00
6/26/2010 0.00
6/27/2010 0.00
6/28/2010 0.72
6/29/2010 0.00
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 0.00
7/3/2010 0.00
7/4/2010 0.00
7/5/2010 0.00
7/6/2010 0.00
7/7/2010 0.00
7/8/2010 0.72
7/9/2010 2.15
7/10/2010 0.02
7/11/2010 0.00
7/12/2010 0.03
7/13/2010 0.27
7/14/2010 0.00
7/15/2010 0.00
7/16/2010 0.29
7/17/2010 0.00
7/18/2010 0.00
7/19/2010 0.44
7/20/2010 1.06
7/21/2010 0.11
7/22/2010 1.51
7/23/2010 0.00
7/24/2010 0.00
7/25/2010 1.23
7/26/2010 0.00
7/27/2010 0.04
7/28/2010 0.00
7/29/2010 0.01
7/30/2010 0.00
7/31/2010 0.86
8/1/2010 0.00
8/2/2010 0.00
8/3/2010 0.00
8/4/2010 0.00
8/5/2010 0.32
8/6/2010 0.00
8/7/2010 0.00
8/8/2010 0.00
8/9/2010 0.00
8/10/2010 0.00
8/11/2010 0.00
8/12/2010 0.00
8/13/2010 0.03
8/14/2010 1.61
8/15/2010 0.00
8/16/2010 0.00
8/17/2010 0.00
8/18/2010 T
8/19/2010 0.00
8/20/2010 0.00
8/21/2010 1.59
8/22/2010 0.00
8/23/2010 0.00
8/24/2010 0.00
8/25/2010 0.00
8/26/2010 0.00
8/27/2010 0.00
8/28/2010 0.00
8/29/2010 0.00
8/30/2010 0.00
8/31/2010 0.02
9/1/2010 0.61
9/2/2010 0.77
9/3/2010 0.17
9/4/2010 0.00
9/5/2010 0.00
9/6/2010 0.00
9/7/2010 0.00
9/8/2010 T
9/9/2010 0.00
9/10/2010 0.97
9/11/2010 0.35
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.00
9/16/2010 0.03
9/17/2010 0.00
9/18/2010 0.00
9/19/2010 0.32
9/20/2010 0.01
9/21/2010 0.00
9/22/2010 0.01
9/23/2010 0.00
9/24/2010 0.00
9/25/2010 0.13
9/26/2010 0.18
9/27/2010 0.03
9/28/2010 0.00
9/29/2010 0.00
9/30/2010 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
3/17/2010 8:00 AM 0.00 0.0 M M M
3/18/2010 8:00 AM 0.00 0.0 M M M
3/19/2010 8:00 AM 0.00 0.0 M M M
3/20/2010 7:00 AM 0.00 0.0 M M M
3/21/2010 8:00 AM 0.00 0.0 M M M
3/22/2010 8:00 AM 0.51 M M M M
3/23/2010 8:00 AM 0.00 0.0 M M M
3/24/2010 7:00 AM 0.00 0.0 M M M
3/25/2010 8:00 AM 0.00 0.0 M M M
3/26/2010 8:30 AM 0.55 M M M M
3/27/2010 7:00 AM 0.00 0.0 M M M
3/28/2010 7:00 AM T M M M M
3/29/2010 7:00 AM 0.13 M M M M
3/30/2010 6:00 AM 0.00 0.0 M M M
3/31/2010 7:00 AM 0.00 0.0 M M M
4/1/2010 8:00 AM 0.00 0.0 M M M
4/2/2010 7:00 AM 0.00 0.0 M M M
4/3/2010 8:00 AM 0.60 M M M M
4/4/2010 5:15 AM 0.00 0.0 M M M
4/5/2010 6:30 AM 0.00 0.0 M M M
4/6/2010 8:00 AM 0.00 0.0 M M M
4/7/2010 7:00 AM T M M M M
4/8/2010 5:00 AM 0.00 0.0 M M M
4/9/2010 5:00 AM 0.00 0.0 M M M
4/10/2010 4:30 AM 0.00 0.0 M M M
4/11/2010 4:45 AM 0.00 0.0 M M M
4/12/2010 5:30 AM 0.00 0.0 M M M
4/13/2010 7:30 AM 0.00 0.0 M M M
4/14/2010 5:00 AM 0.00 0.0 M M M
4/15/2010 5:00 AM 0.00 0.0 M M M
4/16/2010 8:00 AM 0.00 0.0 M M M
4/17/2010 5:00 AM 0.11 M M M M
4/18/2010 5:00 AM 0.00 0.0 M M M
4/19/2010 5:00 AM 0.00 0.0 M M M
4/20/2010 5:00 AM 0.00 0.0 M M M
4/21/2010 7:00 AM 0.00 0.0 M M M
4/22/2010 5:00 AM 0.00 0.0 M M M
4/23/2010 5:00 AM 0.59 M M M M
4/24/2010 5:00 AM 0.39 M M M M
4/25/2010 5:00 AM 0.18 M M M M
4/26/2010 8:00 AM 0.11 M M M M
4/27/2010 10:20 AM 0.05 M M M M
4/28/2010 5:30 AM 0.00 0.0 M M M
4/29/2010 6:00 AM 0.00 0.0 M M M
4/30/2010 7:30 AM 0.00 0.0 M M M
5/1/2010 8:00 AM 0.60 M M M M
5/2/2010 6:00 AM 0.70 M M M M
5/3/2010 10:25 AM 0.00 0.0 M M M
5/4/2010 5:00 AM 0.10 M M M M Pea sized hail fell during the afternoon about 2:30.
5/5/2010 7:00 AM 0.00 0.0 M M M
5/6/2010 4:00 AM 0.00 0.0 M M M
5/7/2010 5:00 AM 0.00 0.0 M M M
5/8/2010 8:45 AM 0.00 0.0 M M M
5/9/2010 10:00 AM 0.00 0.0 M M M
5/10/2010 5:45 AM 0.00 0.0 M M M
5/11/2010 6:30 AM 0.16 M M M M
5/12/2010 6:30 AM 1.62 M M M M Moderate to heavy street flooding.
5/13/2010 8:00 AM 0.04 M M M M
5/14/2010 9:50 AM 0.17 M M M M
5/15/2010 8:15 AM 0.51 M M M M
5/16/2010 11:30 AM 0.28 M M M M
5/17/2010 7:30 AM 0.33 M M M M
5/18/2010 8:30 AM 0.01 M M M M
5/19/2010 4:00 AM 0.00 0.0 M M M
5/20/2010 7:30 AM 0.67 M M M M
5/21/2010 11:45 AM 0.37 M M M M
5/22/2010 4:15 AM 0.00 0.0 M M M
5/23/2010 6:00 AM 0.00 0.0 M M M
5/24/2010 8:00 AM 0.00 0.0 M M M
5/25/2010 5:00 AM 0.10 M M M M
5/26/2010 6:00 AM 0.00 0.0 M M M
5/27/2010 8:00 AM 0.11 M M M M
5/28/2010 10:30 AM 0.00 0.0 M M M
5/29/2010 4:30 AM 0.00 0.0 M M M
5/30/2010 5:00 AM 0.00 0.0 M M M
5/31/2010 5:00 AM 0.00 0.0 M M M
6/1/2010 9:00 AM 0.48 M M M M
6/2/2010 6:00 AM 0.55 M M M M
6/3/2010 9:30 AM 0.05 M M M M
6/4/2010 4:37 AM 0.00 0.0 M M M
6/5/2010 6:30 AM 0.00 0.0 M M M
6/6/2010 8:00 AM 0.00 0.0 M M M
6/7/2010 5:00 AM 0.00 0.0 M M M
6/8/2010 5:00 AM 0.00 0.0 M M M
6/9/2010 5:30 AM 0.38 M M M M
6/10/2010 4:30 AM 0.00 0.0 M M M
6/11/2010 5:00 AM 0.00 0.0 M M M
6/12/2010 11:00 AM 0.19 M M M M
6/13/2010 4:30 AM 0.27 M M M M
6/14/2010 5:30 AM 0.02 M M M M
6/15/2010 5:30 AM 0.00 0.0 M M M
6/16/2010 8:00 AM 0.41 M M M M
6/17/2010 8:00 AM T M M M M
6/18/2010 4:30 AM 0.25 M M M M
6/19/2010 7:00 AM 0.14 M M M M
6/20/2010 5:00 AM 0.00 0.0 M M M
6/21/2010 5:00 AM 0.00 0.0 M M M
6/22/2010 8:00 AM 0.00 0.0 M M M
6/23/2010 7:00 AM 0.00 0.0 M M M
6/24/2010 6:30 AM 0.00 0.0 M M M
6/25/2010 5:30 AM 0.00 0.0 M M M
6/26/2010 4:30 AM 0.00 0.0 M M M
6/27/2010 9:00 AM 0.00 0.0 M M M
6/28/2010 8:00 AM 0.72 M M M M
6/29/2010 8:00 AM 0.00 0.0 M M M
6/30/2010 6:30 AM 0.00 0.0 M M M
7/1/2010 7:00 AM 0.00 0.0 M M M
7/2/2010 8:00 AM 0.00 0.0 M M M
7/3/2010 5:00 AM 0.00 0.0 M M M
7/4/2010 8:00 AM 0.00 0.0 M M M
7/5/2010 8:00 AM 0.00 0.0 M M M
7/6/2010 6:00 AM 0.00 0.0 M M M
7/7/2010 8:00 AM 0.00 0.0 M M M
7/8/2010 8:00 AM 0.72 M M M M
7/9/2010 8:00 AM 2.15 M M M M
7/10/2010 8:00 AM 0.02 M M M M
7/11/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 7:00 AM 0.03 M M M M
7/13/2010 8:00 AM 0.27 M M M M
7/14/2010 8:00 AM 0.00 0.0 M M M
7/15/2010 8:00 AM 0.00 0.0 M M M
7/16/2010 8:00 AM 0.29 M M M M
7/17/2010 8:00 AM 0.00 0.0 M M M
7/18/2010 4:30 AM 0.00 0.0 M M M
7/19/2010 8:00 AM 0.44 M M M M
7/20/2010 8:00 AM 1.06 M M M M
7/21/2010 8:00 AM 0.11 M M M M
7/22/2010 8:00 AM 1.51 M M M M Moderate to severe street flooding. Several blocks lost power.
7/23/2010 8:00 AM 0.00 0.0 M M M
7/24/2010 8:00 AM 0.00 0.0 M M M
7/25/2010 8:00 AM 1.23 M M M M 1.1 inches in 45 minutes. City did have moderate street flooding till about 11:30 last night 7/24/10.
7/26/2010 8:00 AM 0.00 0.0 M M M
7/27/2010 8:00 AM 0.04 M M M M
7/28/2010 8:00 AM 0.00 0.0 M M M
7/29/2010 8:00 AM 0.01 M M M M
7/30/2010 8:00 AM 0.00 0.0 M M M
7/31/2010 7:00 AM 0.86 M M M M
8/1/2010 8:00 AM 0.00 0.0 M M M
8/2/2010 8:00 AM 0.00 0.0 M M M
8/3/2010 8:00 AM 0.00 0.0 M M M
8/4/2010 8:00 AM 0.00 0.0 M M M
8/5/2010 8:00 AM 0.32 M M M M
8/6/2010 8:00 AM 0.00 0.0 M M M
8/7/2010 4:00 AM 0.00 0.0 M M M
8/8/2010 8:00 AM 0.00 0.0 M M M
8/9/2010 8:00 AM 0.00 0.0 M M M
8/10/2010 6:00 AM 0.00 0.0 M M M
8/11/2010 7:00 AM 0.00 0.0 M M M
8/12/2010 7:00 AM 0.00 0.0 M M M
8/13/2010 6:00 AM 0.03 M M M M
8/14/2010 7:00 AM 1.61 M M M M
8/15/2010 4:30 AM 0.00 0.0 M M M
8/16/2010 5:00 AM 0.00 0.0 M M M
8/17/2010 6:00 AM 0.00 0.0 M M M
8/18/2010 5:00 AM T M M M M
8/19/2010 8:00 AM 0.00 0.0 M M M
8/20/2010 6:00 AM 0.00 0.0 M M M
8/21/2010 10:00 AM 1.59 M M M M
8/22/2010 6:00 AM 0.00 0.0 M M M
8/23/2010 8:00 AM 0.00 0.0 M M M
8/24/2010 5:00 AM 0.00 0.0 M M M
8/25/2010 5:00 AM 0.00 0.0 M M M
8/26/2010 8:00 AM 0.00 0.0 M M M
8/27/2010 6:00 AM 0.00 0.0 M M M
8/28/2010 6:00 AM 0.00 0.0 M M M
8/29/2010 8:00 AM 0.00 0.0 M M M
8/30/2010 8:00 AM 0.00 0.0 M M M
8/31/2010 8:00 AM 0.02 M M M M
9/1/2010 9:30 AM 0.61 M M M M
9/2/2010 8:00 AM 0.77 M M M M
9/3/2010 8:00 AM 0.17 M M M M
9/4/2010 8:00 AM 0.00 0.0 M M M
9/5/2010 6:00 AM 0.00 0.0 M M M
9/6/2010 8:00 AM 0.00 0.0 M M M
9/7/2010 8:00 AM 0.00 0.0 M M M
9/8/2010 6:00 AM T M M M M
9/9/2010 8:00 AM 0.00 0.0 M M M
9/10/2010 8:00 AM 0.97 M M M M
9/11/2010 8:00 AM 0.35 M M M M
9/12/2010 8:00 AM 0.00 0.0 M M M
9/13/2010 8:00 AM 0.00 0.0 M M M
9/14/2010 8:00 AM 0.00 0.0 M M M
9/15/2010 8:00 AM 0.00 0.0 M M M
9/16/2010 8:00 AM 0.03 M M M M
9/17/2010 8:00 AM 0.00 0.0 M M M
9/18/2010 3:00 AM 0.00 0.0 M M M
9/19/2010 11:00 AM 0.32 M M M M
9/20/2010 8:00 AM 0.01 M M M M
9/21/2010 8:00 AM 0.00 0.0 M M M
9/22/2010 8:00 AM 0.01 M M M M
9/23/2010 8:00 AM 0.00 0.0 M M M
9/24/2010 6:00 AM 0.00 0.0 M M M
9/25/2010 4:00 AM 0.13 M M M M
9/26/2010 6:00 AM 0.18 M M M M
9/27/2010 8:00 AM 0.03 M M M M
9/28/2010 8:00 AM 0.00 0.0 M M M
9/29/2010 8:00 AM 0.00 0.0 M M M
9/30/2010 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