Station Overview Station Location
Station Number IA-SR-31 Latitude 42.0381393432617
Station Name Ames 1.2 NNE Longitude -93.6143264770508
County Story Elevation (ft) 962



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 16 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 16 0.57 1 0.57 1 0.00 0 0 1 0 0.0 0 0
Dec 16 0.82 19 0.82 19 0.00 0 0 7 3 0.0 0 2
Jan 17 0.94 14 0.94 14 0.00 0 0 6 1 0.0 0 0
Feb 17 1.05 7 1.05 7 0.00 0 0 2 0 0.0 0 0
March 17 3.36 14 3.36 14 0.00 0 0 8 0 0.0 0 0
April 17 2.98 16 2.98 16 0.00 0 0 11 0 0.0 0 0
May 17 4.36 10 4.36 10 0.00 0 0 7 0 0.0 0 0
June 17 1.02 5 1.02 5 0.00 0 0 4 0 0.0 0 0
July 17 2.76 10 2.76 10 0.00 0 0 6 0 0.0 0 0
Aug 17 2.06 6 2.06 6 0.00 0 0 5 0 0.0 0 0
Sept 17 1.83 9 1.83 9 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 21.75" 111 days 21.75" 111 0.00" 0 days 0 61 days 4 days 0.0" 0 days 2 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
10/1/2016
10/2/2016
10/3/2016
10/4/2016
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016
10/15/2016
10/16/2016
10/17/2016
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016
10/23/2016
10/24/2016
10/25/2016
10/26/2016
10/27/2016
10/28/2016
10/29/2016
10/30/2016
10/31/2016
11/1/2016
11/2/2016
11/3/2016
11/4/2016
11/5/2016
11/6/2016
11/7/2016
11/8/2016
11/9/2016
11/10/2016
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016
11/16/2016
11/17/2016
11/18/2016
11/19/2016
11/20/2016
11/21/2016
11/22/2016
11/23/2016
11/24/2016
11/25/2016
11/26/2016
11/27/2016
11/28/2016 0.57
11/29/2016
11/30/2016
12/1/2016 0.02
12/2/2016 T
12/3/2016 T
12/4/2016 0.52
12/5/2016 0.02
12/6/2016 0.03
12/7/2016
12/8/2016 0.00
12/9/2016
12/10/2016
12/11/2016 M
12/12/2016
12/13/2016
12/14/2016 0.00
12/15/2016 0.00
12/16/2016 0.00
12/17/2016 0.05
12/18/2016 0.02
12/19/2016 0.00
12/20/2016 0.00
12/21/2016
12/22/2016
12/23/2016 T
12/24/2016 0.16
12/25/2016
12/26/2016
12/27/2016 0.00
12/28/2016
12/29/2016 0.00
12/30/2016 0.00
12/31/2016
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017 0.00
1/3/2017 0.14
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017
1/9/2017 0.00
1/10/2017 T
1/11/2017
1/12/2017
1/13/2017 0.00
1/14/2017
1/15/2017
1/16/2017 0.17
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017 0.31
1/22/2017 0.01
1/23/2017
1/24/2017 0.00
1/25/2017 0.27
1/26/2017 0.04
1/27/2017 0.00
1/28/2017
1/29/2017 0.00
1/30/2017
1/31/2017 0.00
2/1/2017
2/2/2017 0.00
2/3/2017
2/4/2017
2/5/2017
2/6/2017 0.00
2/7/2017 0.00
2/8/2017 0.00
2/9/2017
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017 0.00
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017 1.03
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017 0.02
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017 0.15
3/8/2017 0.00
3/9/2017
3/10/2017
3/11/2017 0.02
3/12/2017
3/13/2017 0.31
3/14/2017 0.01
3/15/2017
3/16/2017
3/17/2017 0.00
3/18/2017
3/19/2017
3/20/2017 0.00
3/21/2017 0.00
3/22/2017
3/23/2017
3/24/2017 0.00
3/25/2017 0.26
3/26/2017 0.88
3/27/2017
3/28/2017
3/29/2017 0.00
3/30/2017 1.71
3/31/2017 0.02
Day of YearDaily PrcpMultiday Prcp
4/1/2017 0.00
4/2/2017 0.01
4/3/2017 0.22
4/4/2017 0.52
4/5/2017 0.02
4/6/2017 0.02
4/7/2017
4/8/2017
4/9/2017
4/10/2017 0.00
4/11/2017
4/12/2017
4/13/2017 0.07
4/14/2017 0.00
4/15/2017 0.41
4/16/2017 0.65
4/17/2017
4/18/2017 0.00
4/19/2017
4/20/2017 0.25
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017 0.00
4/29/2017 0.42
4/30/2017 0.39
5/1/2017 1.44
5/2/2017 0.17
5/3/2017 0.00
5/4/2017 0.00
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017 0.16
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017 0.00
5/17/2017 0.74
5/18/2017 0.57
5/19/2017 0.67
5/20/2017 0.61
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017 0.00
6/6/2017
6/7/2017
6/8/2017
6/9/2017 0.16
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017 0.37
6/18/2017
6/19/2017
6/20/2017
6/21/2017
6/22/2017
6/23/2017 0.05
6/24/2017
6/25/2017
6/26/2017
6/27/2017
6/28/2017 0.44
6/29/2017
6/30/2017
Day of YearDaily PrcpMultiday Prcp
7/1/2017
7/2/2017
7/3/2017 0.01
7/4/2017 0.03
7/5/2017
7/6/2017 0.00
7/7/2017
7/8/2017
7/9/2017
7/10/2017
7/11/2017 0.01
7/12/2017
7/13/2017 0.10
7/14/2017
7/15/2017
7/16/2017
7/17/2017 0.00
7/18/2017 0.00
7/19/2017 0.00
7/20/2017
7/21/2017 2.13
7/22/2017
7/23/2017
7/24/2017
7/25/2017
7/26/2017
7/27/2017 0.48
7/28/2017
7/29/2017
7/30/2017
7/31/2017
8/1/2017
8/2/2017 0.20
8/3/2017
8/4/2017 0.41
8/5/2017
8/6/2017
8/7/2017
8/8/2017 0.00
8/9/2017
8/10/2017
8/11/2017
8/12/2017
8/13/2017
8/14/2017
8/15/2017
8/16/2017
8/17/2017
8/18/2017
8/19/2017
8/20/2017
8/21/2017 0.58
8/22/2017 0.84
8/23/2017
8/24/2017 0.03
8/25/2017
8/26/2017
8/27/2017
8/28/2017
8/29/2017
8/30/2017
8/31/2017
9/1/2017
9/2/2017
9/3/2017
9/4/2017
9/5/2017 0.00
9/6/2017 0.00
9/7/2017 0.00
9/8/2017
9/9/2017
9/10/2017
9/11/2017
9/12/2017
9/13/2017
9/14/2017 0.00
9/15/2017 0.00
9/16/2017 0.08
9/17/2017 1.00
9/18/2017
9/19/2017
9/20/2017
9/21/2017
9/22/2017
9/23/2017
9/24/2017
9/25/2017
9/26/2017 0.73
9/27/2017 0.02
9/28/2017
9/29/2017
9/30/2017



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/28/2016 6:00 AM 0.57 M M M M
12/1/2016 6:00 AM 0.02 M M M M From mixture of rain and snow
12/2/2016 6:00 AM T M M M M Receiving a mist
12/3/2016 6:00 AM T M M M M
12/4/2016 7:00 AM 0.52 0.0 M M 0.52 Started as rain and turned to snow. Snow wet and heavy
12/5/2016 6:00 AM 0.02 M M M M
12/6/2016 6:00 AM 0.03 M M M M Mixture of rain and snow flurries
12/8/2016 6:00 AM 0.00 0.0 M M M
12/11/2016 7:00 AM M M M M 0.61 Snow was light and fluffy {EDIT: Observer reported 1.41 of new precip. QPE data and surrounding reports of 0.04 to 0.06 indicate this could be an error. This appears to be the new snowfall, Surrounding snowfall amount are 1.0. Changed report of 1.41 to NA until observer can be contacted to verify. Submission Time Before EDIT: 12/11/2016 7:18 AM CoCoSTAFF DNT}
12/14/2016 6:00 AM 0.00 0.0 M M M
12/15/2016 6:00 AM 0.00 0.0 M M M
12/16/2016 6:00 AM 0.00 0.0 M M M
12/17/2016 6:00 AM 0.05 M M 0.5 0.05 Started as freezing mist with periods of snow flurries
12/18/2016 7:00 AM 0.02 M M 1.5 0.02 Strong winds caused drifting. Took measurements from several locations.
12/19/2016 6:00 AM 0.00 0.0 M M M
12/20/2016 6:00 AM 0.00 0.0 M M M
12/23/2016 6:00 AM T M M M M Moisture and some grapple in tube. Starting to get freezing sprinkles of freezing rain.
12/24/2016 6:00 AM 0.16 M 0.16 M M Received .16 melted core by 12:00 PM on 12/23 and just a trace after that.
12/27/2016 6:00 AM 0.00 0.0 M M M
12/29/2016 6:00 AM 0.00 0.0 M M M
12/30/2016 6:00 AM 0.00 0.0 M M M
1/2/2017 6:00 AM 0.00 0.0 M M M
1/3/2017 6:00 AM 0.14 M M M M
1/9/2017 6:00 AM 0.00 0.0 M M M
1/10/2017 6:00 AM T M M M M
1/13/2017 6:00 AM 0.00 0.0 M M M
1/16/2017 6:00 AM 0.17 M M M M Ice accumulation
1/21/2017 6:00 AM 0.31 M M M M
1/22/2017 6:00 AM 0.01 M M M M
1/24/2017 6:00 AM 0.00 0.0 M M M
1/25/2017 6:00 AM 0.27 M M M 0.27 Original daily report sent at 6:03 a.m. 1/25 gave daily precipitation total of zero. Changed this value from zero to 0.27" which was the reported SWE. New Snowfall amount of zero changed to 'NA' (HH)
1/26/2017 6:00 AM 0.04 0.0 0.04 M M
1/27/2017 6:00 AM 0.00 0.0 M M M
1/29/2017 6:00 AM 0.00 0.0 M M M
1/31/2017 6:00 AM 0.00 0.0 M M M
2/2/2017 6:00 AM 0.00 0.0 M M M
2/6/2017 6:00 AM 0.00 0.0 M M M
2/7/2017 6:00 AM 0.00 0.0 M M M
2/8/2017 6:00 AM 0.00 0.0 0.08 M M
2/16/2017 6:00 AM 0.00 0.0 M M M
2/21/2017 6:00 AM 1.03 M M M M
2/28/2017 6:00 AM 0.02 M M M M
3/7/2017 6:00 AM 0.15 M M M M
3/8/2017 6:00 AM 0.00 0.0 M M M
3/11/2017 6:00 AM 0.02 M M M M
3/13/2017 6:00 AM 0.31 M 0.31 M M Original report sent at 6:46 a.m. for 24 hours ending at 6 a.m. had rain and melted snow, as well as new snowfall amount recorded as zero. The new snow water equivalent measurement looks very reasonable and has been added as the precipitation total as well. The snowfall amount has been changed to 'NA' (HH)
3/14/2017 6:00 AM 0.01 M M M M
3/17/2017 6:00 AM 0.00 0.0 M M M
3/20/2017 6:00 AM 0.00 0.0 M M M
3/21/2017 6:00 AM 0.00 0.0 M M M
3/24/2017 6:00 AM 0.00 0.0 M M M
3/25/2017 6:00 AM 0.26 M M M M
3/26/2017 6:00 AM 0.88 M M M M
3/29/2017 6:00 AM 0.00 0.0 M M M
3/30/2017 6:00 AM 1.71 M M M M
3/31/2017 6:00 AM 0.02 M M M M
4/1/2017 6:00 AM 0.00 0.0 M M M
4/2/2017 6:00 AM 0.01 M M M M
4/3/2017 6:00 AM 0.22 M M M M
4/4/2017 6:00 AM 0.52 M M M M
4/5/2017 6:00 AM 0.02 M M M M
4/6/2017 6:00 AM 0.02 M M M M
4/10/2017 6:00 AM 0.00 0.0 M M M
4/13/2017 6:00 AM 0.07 M M M M
4/14/2017 6:00 AM 0.00 0.0 M M M
4/15/2017 6:00 AM 0.41 M M M M
4/16/2017 6:00 AM 0.65 M M M M
4/18/2017 6:00 AM 0.00 0.0 M M M
4/20/2017 6:00 AM 0.25 M M M M
4/28/2017 6:00 AM 0.00 0.0 M M M
4/29/2017 6:00 AM 0.42 M M M M
4/30/2017 6:00 AM 0.39 M M M M
5/1/2017 6:00 AM 1.44 M M M M
5/2/2017 6:00 AM 0.17 M M M M
5/3/2017 6:00 AM 0.00 0.0 M M M
5/4/2017 6:00 AM 0.00 0.0 M M M
5/10/2017 6:00 AM 0.16 M M M M
5/16/2017 6:00 AM 0.00 0.0 M M M
5/17/2017 6:00 AM 0.74 M M M M
5/18/2017 6:00 AM 0.57 M M M M
5/19/2017 6:00 AM 0.67 M M M M
5/20/2017 6:00 AM 0.61 M M M M
6/5/2017 6:00 AM 0.00 0.0 M M M
6/9/2017 6:00 AM 0.16 M M M M
6/17/2017 6:00 AM 0.37 M M M M
6/23/2017 6:00 AM 0.05 M M M M
6/28/2017 6:00 AM 0.44 M M M M
7/3/2017 6:00 AM 0.01 M M M M
7/4/2017 6:00 AM 0.03 M M M M
7/6/2017 6:00 AM 0.00 0.0 M M M
7/11/2017 6:00 AM 0.01 M M M M At 6:00 my location had had rain but pavement was almost dry but 2 blocks West and South pavement was still wet with puddles.
7/13/2017 6:00 AM 0.10 M M M M Very spotty rain. I was having a thunderstorm and several blocks south they weren't see any rain.
7/17/2017 6:00 AM 0.00 0.0 M M M
7/18/2017 6:00 AM 0.00 0.0 M M M
7/19/2017 6:00 AM 0.00 0.0 M M M
7/21/2017 6:00 AM 2.13 M M M M
7/27/2017 6:00 AM 0.48 M M M M
8/2/2017 6:00 AM 0.20 M M M M
8/4/2017 6:00 AM 0.41 M M M M
8/8/2017 6:00 AM 0.00 0.0 M M M
8/21/2017 6:00 AM 0.58 M M M M
8/22/2017 6:00 AM 0.84 M M M M
8/24/2017 6:00 AM 0.03 M M M M
9/5/2017 6:00 AM 0.00 0.0 M M M
9/6/2017 6:00 AM 0.00 0.0 M M M
9/7/2017 6:00 AM 0.00 0.0 M M M
9/14/2017 6:00 AM 0.00 0.0 M M M
9/15/2017 6:00 AM 0.00 0.0 M M M
9/16/2017 6:00 AM 0.08 M M M M
9/17/2017 6:00 AM 1.00 M M M M
9/26/2017 6:00 AM 0.73 M M M M
9/27/2017 6:00 AM 0.02 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