Station Overview Station Location
Station Number IA-PW-4 Latitude 41.7464665
Station Name Grinnell 0.6 NW Longitude -92.7310306
County Poweshiek Elevation (ft) 1013



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 11 2.73 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 11 2.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 11 1.41 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 12 0.96 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 12 1.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 12 2.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 12 3.59 3.30 5 3.30 5 0.00 0 0 4 0 0.0 0 0
May 12 4.54 1.06 13 1.06 13 0.00 0 0 4 0 0.0 0 0
June 12 4.87 3.38 31 3.38 24 0.00 7 1 7 2 0.0 0 0
July 12 4.38 1.02 31 1.02 23 0.00 8 1 1 0 0.0 0 0
Aug 12 4.46 1.90 31 1.90 31 0.00 0 0 4 0 0.0 0 0
Sept 12 3.49 1.25 30 1.25 30 0.00 0 0 3 1 0.0 0 0
Water Year Totals: 36.24" 11.91" 141 days 11.91" 126 0.00" 15 days 2 23 days 3 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011
10/7/2011
10/8/2011
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011
11/3/2011
11/4/2011
11/5/2011
11/6/2011
11/7/2011
11/8/2011
11/9/2011
11/10/2011
11/11/2011
11/12/2011
11/13/2011
11/14/2011
11/15/2011
11/16/2011
11/17/2011
11/18/2011
11/19/2011
11/20/2011
11/21/2011
11/22/2011
11/23/2011
11/24/2011
11/25/2011
11/26/2011
11/27/2011
11/28/2011
11/29/2011
11/30/2011
12/1/2011
12/2/2011
12/3/2011
12/4/2011
12/5/2011
12/6/2011
12/7/2011
12/8/2011
12/9/2011
12/10/2011
12/11/2011
12/12/2011
12/13/2011
12/14/2011
12/15/2011
12/16/2011
12/17/2011
12/18/2011
12/19/2011
12/20/2011
12/21/2011
12/22/2011
12/23/2011
12/24/2011
12/25/2011
12/26/2011
12/27/2011
12/28/2011
12/29/2011
12/30/2011
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012
1/9/2012
1/10/2012
1/11/2012
1/12/2012
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012
1/21/2012
1/22/2012
1/23/2012
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012
2/4/2012
2/5/2012
2/6/2012
2/7/2012
2/8/2012
2/9/2012
2/10/2012
2/11/2012
2/12/2012
2/13/2012
2/14/2012
2/15/2012
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012
2/21/2012
2/22/2012
2/23/2012
2/24/2012
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012
3/18/2012
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012
3/26/2012
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012
4/4/2012
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012
4/12/2012
4/13/2012 0.60
4/14/2012 1.00
4/15/2012
4/16/2012 0.00
4/17/2012
4/18/2012
4/19/2012 0.90
4/20/2012
4/21/2012
4/22/2012
4/23/2012
4/24/2012
4/25/2012
4/26/2012
4/27/2012
4/28/2012
4/29/2012 0.80
4/30/2012
5/1/2012
5/2/2012
5/3/2012
5/4/2012 0.00
5/5/2012
5/6/2012 0.10
5/7/2012 0.00
5/8/2012 0.00
5/9/2012 0.00
5/10/2012 0.00
5/11/2012
5/12/2012
5/13/2012
5/14/2012
5/15/2012
5/16/2012
5/17/2012
5/18/2012
5/19/2012
5/20/2012
5/21/2012
5/22/2012
5/23/2012
5/24/2012 0.00
5/25/2012 0.00
5/26/2012 0.38
5/27/2012 0.00
5/28/2012 0.15
5/29/2012 0.00
5/30/2012
5/31/2012 0.43
6/1/2012 0.16
6/2/2012 T
6/3/2012 0.00
6/4/2012 T **
6/5/2012 **
6/6/2012 **
6/7/2012 **
6/8/2012 **
6/9/2012 **
6/10/2012 0.00
6/11/2012 0.60
6/12/2012 0.00
6/13/2012 0.00
6/14/2012 0.00
6/15/2012 0.00
6/16/2012 0.20
6/17/2012 0.00
6/18/2012 0.00
6/19/2012 0.00
6/20/2012 0.00
6/21/2012 0.53
6/22/2012 0.00
6/23/2012 0.00
6/24/2012 0.59
6/25/2012 0.00
6/26/2012 0.00
6/27/2012 0.00
6/28/2012 0.00
6/29/2012 1.15
6/30/2012 0.15
Day of YearDaily PrcpMultiday Prcp
7/1/2012 **
7/2/2012 **
7/3/2012 **
7/4/2012 **
7/5/2012 **
7/6/2012 **
7/7/2012 **
7/8/2012 0.00
7/9/2012 0.00
7/10/2012 0.00
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 0.00
7/15/2012 0.00
7/16/2012 0.00
7/17/2012 0.00
7/18/2012 0.00
7/19/2012 0.00
7/20/2012 0.00
7/21/2012 0.00
7/22/2012 0.00
7/23/2012 0.00
7/24/2012 0.00
7/25/2012 0.00
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.00
7/29/2012 1.02
7/30/2012 0.00
7/31/2012 0.00
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.80
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.55
8/12/2012 0.00
8/13/2012 0.00
8/14/2012 0.00
8/15/2012 0.00
8/16/2012 0.20
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.35
8/27/2012 0.00
8/28/2012 0.00
8/29/2012 0.00
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.00
9/3/2012 0.00
9/4/2012 T
9/5/2012 0.15
9/6/2012 0.00
9/7/2012 0.90
9/8/2012 0.00
9/9/2012 0.00
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.20
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.00
9/23/2012 0.00
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012 0.00
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
4/13/2012 7:00 AM 0.60 M M M M
4/14/2012 7:00 AM 1.00 M M M M
4/16/2012 7:00 AM 0.00 0.0 M M M
4/19/2012 9:00 PM 0.90 M M M M Still raining.
4/29/2012 7:00 AM 0.80 M M M M
5/4/2012 7:00 AM 0.00 0.0 M M M
5/6/2012 7:00 AM 0.10 M M M M
5/7/2012 7:00 AM 0.00 0.0 M M M
5/8/2012 7:00 AM 0.00 0.0 M M M
5/9/2012 7:00 AM 0.00 0.0 M M M
5/10/2012 7:00 AM 0.00 0.0 M M M
5/24/2012 7:00 AM 0.00 0.0 M M M
5/25/2012 7:00 AM 0.00 0.0 M M M
5/26/2012 6:30 AM 0.38 M M M M
5/27/2012 7:00 AM 0.00 0.0 M M M
5/28/2012 7:00 AM 0.15 M M M M Memorial Day 2012. Received pea size hail for less than 30 seconds. Covered deck and driveway.
5/29/2012 7:00 AM 0.00 0.0 M M M
5/31/2012 7:00 AM 0.43 M M M M
6/1/2012 7:00 AM 0.16 M M M M
6/2/2012 7:00 AM T M M M M
6/3/2012 7:00 AM 0.00 0.0 M M M
6/4/2012 7:00 AM T M M M M
6/11/2012 7:00 AM 0.60 M M M M
6/12/2012 7:00 AM 0.00 0.0 M M M
6/13/2012 7:00 AM 0.00 0.0 M M M
6/14/2012 7:00 AM 0.00 0.0 M M M
6/15/2012 7:00 AM 0.00 0.0 M M M
6/16/2012 7:00 AM 0.20 M M M M
6/17/2012 7:00 AM 0.00 0.0 M M M
6/18/2012 7:00 AM 0.00 0.0 M M M
6/19/2012 7:00 AM 0.00 0.0 M M M
6/20/2012 7:00 AM 0.00 0.0 M M M
6/21/2012 7:00 AM 0.53 M M M M
6/22/2012 7:00 AM 0.00 0.0 M M M
6/23/2012 7:00 AM 0.00 0.0 M M M
6/24/2012 7:00 AM 0.59 M M M M
6/25/2012 7:00 AM 0.00 0.0 M M M
6/26/2012 7:00 AM 0.00 0.0 M M M
6/27/2012 7:00 AM 0.00 0.0 M M M
6/28/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 7:00 AM 1.15 M M M M
6/30/2012 7:00 AM 0.15 M M M M
7/9/2012 7:00 AM 0.00 0.0 M M M
7/10/2012 7:00 AM 0.00 0.0 M M M
7/11/2012 7:00 AM 0.00 0.0 M M M
7/12/2012 7:00 AM 0.00 0.0 M M M
7/13/2012 7:00 AM 0.00 0.0 M M M
7/14/2012 7:00 AM 0.00 0.0 M M M
7/15/2012 7:00 AM 0.00 0.0 M M M
7/16/2012 7:00 AM 0.00 0.0 M M M
7/17/2012 7:00 AM 0.00 0.0 M M M
7/18/2012 7:00 AM 0.00 0.0 M M M
7/19/2012 7:00 AM 0.00 0.0 M M M
7/20/2012 7:00 AM 0.00 0.0 M M M
7/21/2012 7:00 AM 0.00 0.0 M M M
7/22/2012 7:00 AM 0.00 0.0 M M M
7/23/2012 7:00 AM 0.00 0.0 M M M
7/24/2012 7:00 AM 0.00 0.0 M M M
7/25/2012 7:00 AM 0.00 0.0 M M M
7/26/2012 7:00 AM 0.00 0.0 M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 7:00 AM 0.00 0.0 M M M
7/29/2012 6:30 AM 1.02 M M M M
7/30/2012 7:00 AM 0.00 0.0 M M M
7/31/2012 7:00 AM 0.00 0.0 M M M
8/1/2012 7:00 AM 0.00 0.0 M M M
8/2/2012 7:00 AM 0.00 0.0 M M M
8/3/2012 7:00 AM 0.00 0.0 M M M
8/4/2012 7:00 AM 0.00 0.0 M M M
8/5/2012 7:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 7:00 AM 0.00 0.0 M M M
8/8/2012 7:00 AM 0.80 M M M M
8/9/2012 7:00 AM 0.00 0.0 M M M
8/10/2012 7:00 AM 0.00 0.0 M M M
8/11/2012 7:00 AM 0.55 M M M M
8/12/2012 7:00 AM 0.00 0.0 M M M
8/13/2012 7:00 AM 0.00 0.0 M M M
8/14/2012 7:00 AM 0.00 0.0 M M M
8/15/2012 7:00 AM 0.00 0.0 M M M
8/16/2012 7:00 AM 0.20 M M M M
8/17/2012 7:00 AM 0.00 0.0 M M M
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM 0.00 0.0 M M M
8/20/2012 7:00 AM 0.00 0.0 M M M
8/21/2012 7:00 AM 0.00 0.0 M M M
8/22/2012 7:00 AM 0.00 0.0 M M M
8/23/2012 7:00 AM 0.00 0.0 M M M
8/24/2012 7:00 AM 0.00 0.0 M M M
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 3:00 PM 0.35 M M M M
8/27/2012 7:00 AM 0.00 0.0 M M M
8/28/2012 7:00 AM 0.00 0.0 M M M
8/29/2012 7:00 AM 0.00 0.0 M M M
8/30/2012 7:00 AM 0.00 0.0 M M M
8/31/2012 7:00 AM 0.00 0.0 M M M
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 0.00 0.0 M M M
9/3/2012 7:00 AM 0.00 0.0 M M M
9/4/2012 7:00 AM T M M M M
9/5/2012 7:00 AM 0.15 M M M M
9/6/2012 7:00 AM 0.00 0.0 M M M
9/7/2012 7:00 AM 0.90 M M M M
9/8/2012 7:00 AM 0.00 0.0 M M M
9/9/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 7:00 AM 0.00 0.0 M M M
9/11/2012 7:00 AM 0.00 0.0 M M M
9/12/2012 7:00 AM 0.00 0.0 M M M
9/13/2012 7:00 AM 0.20 0.0 M M M
9/14/2012 7:00 AM 0.00 0.0 M M M
9/15/2012 7:00 AM 0.00 0.0 M M M
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 7:00 AM 0.00 0.0 M M M
9/20/2012 7:00 AM 0.00 0.0 M M M
9/21/2012 7:00 AM 0.00 0.0 M M M
9/22/2012 7:00 AM 0.00 0.0 M M M
9/23/2012 7:00 AM 0.00 0.0 M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.00 0.0 M M M
9/27/2012 7:00 AM 0.00 0.0 M M M
9/28/2012 7:00 AM 0.00 0.0 M M M
9/29/2012 7:00 AM 0.00 0.0 M M M
9/30/2012 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
6/4/2012 6/10/2012 12:00 AM 7 0.00 M M
7/1/2012 7/08/2012 12:00 AM 8 0.00 0.0 0.00 No rain since my last report on June 30th.



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
5/28/2012 6:15 AM Pea size, came down with heavy rain fall. They were very hard, but came with rain and melted fast. 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Hard no damage Continuous True Same time as rain Same time as smaller hail 10-20