Station Overview Station Location
Station Number MI-GN-18 Latitude 42.9186744689941
Station Name Grand Blanc 0.7 SE Longitude -83.6079025268555
County Genesee Elevation (ft) 840



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 12 2.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 12 2.73 0.54 23 0.47 16 0.07 7 1 2 0 0.1 1 0
Dec 12 2.07 2.37 29 1.19 14 1.18 15 3 11 0 0.0 0 1
Jan 13 1.78 2.99 32 0.12 5 2.87 27 3 2 2 0.0 0 0
Feb 13 1.56 1.04 31 0.34 6 0.70 25 2 4 1 5.2 5 3
March 13 1.90 0.89 31 0.33 21 0.56 10 2 6 3 3.9 4 4
April 13 2.92 5.86 31 2.53 10 3.33 21 2 4 1 0.0 0 0
May 13 3.20 3.95 31 2.10 26 1.85 5 1 12 0 0.0 0 0
June 13 3.29 7.60 30 2.84 18 4.76 12 2 12 1 0.0 0 0
July 13 3.25 3.37 31 2.61 23 0.76 8 1 9 0 0.0 0 0
Aug 13 3.16 2.33 30 2.24 19 0.09 11 1 6 0 0.0 0 0
Sept 13 3.57 1.54 29 1.17 12 0.37 17 2 6 0 0.0 0 0
Water Year Totals: 32.17" 32.48" 328 days 15.94" 170 16.54" 158 days 20 74 days 8 days 9.2" 10 days 8 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012
10/15/2012
10/16/2012
10/17/2012
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012
10/23/2012
10/24/2012
10/25/2012
10/26/2012
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012
11/1/2012
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012
11/8/2012 0.00
11/9/2012 0.00
11/10/2012 0.00
11/11/2012 0.00
11/12/2012 0.31
11/13/2012 0.16
11/14/2012 0.00
11/15/2012 0.00
11/16/2012 0.00
11/17/2012 0.00
11/18/2012 0.00
11/19/2012 0.00
11/20/2012 0.00
11/21/2012 **
11/22/2012 **
11/23/2012 **
11/24/2012 **
11/25/2012 **
11/26/2012 **
11/27/2012 0.07
11/28/2012 0.00
11/29/2012 0.00
11/30/2012 0.00
12/1/2012 0.03
12/2/2012 0.19
12/3/2012 0.08
12/4/2012 0.41
12/5/2012 0.02
12/6/2012 0.00
12/7/2012 0.02
12/8/2012 0.24
12/9/2012 0.05
12/10/2012 0.09
12/11/2012 **
12/12/2012 T
12/13/2012
12/14/2012
12/15/2012
12/16/2012 **
12/17/2012 0.15
12/18/2012 0.00
12/19/2012 0.05
12/20/2012 0.01 **
12/21/2012 **
12/22/2012 **
12/23/2012 **
12/24/2012 **
12/25/2012 **
12/26/2012 **
12/27/2012 **
12/28/2012 **
12/29/2012 **
12/30/2012 1.03
12/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2013 0.00
1/2/2013
1/3/2013 T
1/4/2013 T **
1/5/2013 **
1/6/2013 **
1/7/2013 **
1/8/2013 **
1/9/2013 **
1/10/2013 **
1/11/2013 0.58
1/12/2013 0.02 **
1/13/2013 **
1/14/2013 0.64
1/15/2013 **
1/16/2013 **
1/17/2013 **
1/18/2013 **
1/19/2013 **
1/20/2013 **
1/21/2013 **
1/22/2013 **
1/23/2013 **
1/24/2013 **
1/25/2013 **
1/26/2013 **
1/27/2013 **
1/28/2013 **
1/29/2013 **
1/30/2013 1.65
1/31/2013 0.10
2/1/2013 0.04 **
2/2/2013 **
2/3/2013 0.04
2/4/2013 0.01
2/5/2013 0.01
2/6/2013 T
2/7/2013 0.00
2/8/2013 0.28 **
2/9/2013 **
2/10/2013 **
2/11/2013 **
2/12/2013 **
2/13/2013 **
2/14/2013 **
2/15/2013 **
2/16/2013 **
2/17/2013 **
2/18/2013 **
2/19/2013 **
2/20/2013 **
2/21/2013 **
2/22/2013 **
2/23/2013 **
2/24/2013 **
2/25/2013 **
2/26/2013 **
2/27/2013 **
2/28/2013 **
3/1/2013 **
3/2/2013 **
3/3/2013 **
3/4/2013 0.10
3/5/2013 0.00
3/6/2013 0.00
3/7/2013 0.02
3/8/2013 **
3/9/2013 **
3/10/2013 **
3/11/2013 **
3/12/2013 **
3/13/2013 0.46
3/14/2013 0.00
3/15/2013 0.00
3/16/2013 0.17
3/17/2013 0.02
3/18/2013 0.00
3/19/2013 0.07
3/20/2013 T
3/21/2013 0.02
3/22/2013 T
3/23/2013 0.00
3/24/2013 0.00
3/25/2013 0.00
3/26/2013 0.00
3/27/2013 0.03
3/28/2013 0.00
3/29/2013 0.00
3/30/2013 0.00
3/31/2013 T
Day of YearDaily PrcpMultiday Prcp
4/1/2013 0.00
4/2/2013 0.00
4/3/2013 0.00 **
4/4/2013 **
4/5/2013 **
4/6/2013 **
4/7/2013 **
4/8/2013 **
4/9/2013 **
4/10/2013 **
4/11/2013 **
4/12/2013 **
4/13/2013 **
4/14/2013 **
4/15/2013 **
4/16/2013 **
4/17/2013 3.01
4/18/2013 0.62
4/19/2013 1.13
4/20/2013 0.04
4/21/2013 T
4/22/2013 0.00
4/23/2013 0.00
4/24/2013 0.74
4/25/2013 **
4/26/2013 **
4/27/2013 **
4/28/2013 **
4/29/2013 **
4/30/2013 0.32
5/1/2013 0.19
5/2/2013 0.00
5/3/2013 0.00
5/4/2013 0.00
5/5/2013 0.00
5/6/2013 0.00
5/7/2013 0.00
5/8/2013 0.00
5/9/2013 0.00
5/10/2013 0.16
5/11/2013 0.28
5/12/2013 0.03
5/13/2013 0.00
5/14/2013 0.01
5/15/2013 0.01
5/16/2013 0.00
5/17/2013 0.00
5/18/2013 0.00
5/19/2013 0.00
5/20/2013 0.00
5/21/2013 0.38
5/22/2013 0.01
5/23/2013 0.13
5/24/2013 0.52
5/25/2013 **
5/26/2013 **
5/27/2013 **
5/28/2013 **
5/29/2013 1.85
5/30/2013 0.01
5/31/2013 0.37
6/1/2013 0.31
6/2/2013 **
6/3/2013 0.01
6/4/2013 0.00
6/5/2013 0.00
6/6/2013 0.01
6/7/2013 T
6/8/2013 0.00
6/9/2013 0.00
6/10/2013 0.80
6/11/2013 0.32
6/12/2013 0.00
6/13/2013 0.75
6/14/2013 0.02
6/15/2013 0.01
6/16/2013 0.37
6/17/2013 0.01
6/18/2013 0.22
6/19/2013 0.01
6/20/2013 **
6/21/2013 **
6/22/2013 **
6/23/2013 **
6/24/2013 **
6/25/2013 **
6/26/2013 **
6/27/2013 **
6/28/2013 **
6/29/2013 4.75
6/30/2013 0.01
Day of YearDaily PrcpMultiday Prcp
7/1/2013 0.00
7/2/2013 0.05
7/3/2013 0.00
7/4/2013 0.00
7/5/2013 0.00
7/6/2013 0.00
7/7/2013 0.00
7/8/2013 0.36
7/9/2013 0.35
7/10/2013 0.21
7/11/2013 0.00
7/12/2013 0.00
7/13/2013 0.00
7/14/2013 0.00
7/15/2013 0.00
7/16/2013 0.00
7/17/2013 0.00
7/18/2013 0.02
7/19/2013 0.00
7/20/2013 **
7/21/2013 **
7/22/2013 **
7/23/2013 **
7/24/2013 **
7/25/2013 **
7/26/2013 **
7/27/2013 0.76
7/28/2013 1.37
7/29/2013 0.21
7/30/2013 0.01
7/31/2013 0.03
8/1/2013 0.47
8/2/2013 0.02
8/3/2013 0.00
8/4/2013 0.00
8/5/2013 0.00
8/6/2013 0.00
8/7/2013 0.51
8/8/2013 0.03
8/9/2013 0.00
8/10/2013 0.00
8/11/2013 **
8/12/2013 **
8/13/2013 **
8/14/2013 **
8/15/2013 **
8/16/2013 **
8/17/2013 **
8/18/2013 **
8/19/2013 0.09
8/20/2013 0.00
8/21/2013 0.00
8/22/2013 0.00
8/23/2013 0.00
8/24/2013 0.00
8/25/2013 0.00
8/26/2013
8/27/2013 0.90
8/28/2013 0.31
8/29/2013 0.00
8/30/2013 **
8/31/2013 **
9/1/2013 **
9/2/2013 **
9/3/2013 **
9/4/2013 0.03
9/5/2013 0.00
9/6/2013 0.00
9/7/2013 0.00
9/8/2013 0.04
9/9/2013 0.02
9/10/2013 0.00
9/11/2013 0.00
9/12/2013 0.71
9/13/2013 0.27
9/14/2013 0.00
9/15/2013 0.01
9/16/2013 0.12
9/17/2013
9/18/2013 **
9/19/2013 **
9/20/2013 **
9/21/2013 **
9/22/2013 **
9/23/2013 **
9/24/2013 **
9/25/2013 **
9/26/2013 **
9/27/2013 **
9/28/2013 **
9/29/2013 **
9/30/2013 0.34



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/8/2012 9:00 AM 0.00 0.0 M M M
11/9/2012 8:00 AM 0.00 0.0 M M M
11/10/2012 9:00 AM 0.00 0.0 M M M
11/11/2012 9:00 AM 0.00 0.0 M M M
11/12/2012 9:00 AM 0.31 M M M M Still a little drizzle.
11/13/2012 9:00 AM 0.16 0.1 0.02 M M First .14 was rain from yesterday, but there was a trace of snow this morning
11/14/2012 9:00 AM 0.00 0.0 M M M
11/15/2012 9:00 AM 0.00 0.0 M M M
11/16/2012 10:00 AM 0.00 0.0 M M M
11/17/2012 10:00 AM 0.00 0.0 M M M
11/18/2012 10:00 AM 0.00 0.0 M M M
11/19/2012 9:00 AM 0.00 0.0 M M M
11/20/2012 9:00 AM 0.00 0.0 M M M
11/28/2012 10:00 AM 0.00 0.0 M M M
11/29/2012 10:00 AM 0.00 0.0 M M M
11/30/2012 10:00 AM 0.00 0.0 M M M
12/1/2012 9:00 AM 0.03 M M M M
12/2/2012 9:00 AM 0.19 M M M M Still raining
12/3/2012 9:00 AM 0.08 M M M M
12/4/2012 9:00 AM 0.41 M M M M Still raining
12/5/2012 9:00 AM 0.02 M M M M
12/6/2012 10:00 AM 0.00 0.0 M M M
12/7/2012 8:00 AM 0.02 M M M M Still raining
12/8/2012 9:00 AM 0.24 M M M M Rain transitioning to snow and still falling lightly.
12/9/2012 9:00 AM 0.05 M M M M
12/10/2012 9:00 AM 0.09 M M M M Still raining lightly.
12/18/2012 10:00 AM 0.00 0.0 M M M
12/19/2012 8:00 AM 0.05 T M M M
12/20/2012 8:00 AM 0.01 M M M M
12/31/2012 10:00 AM 0.00 0.0 M 4.5 M
1/1/2013 10:00 AM 0.00 0.0 M M M
1/3/2013 9:00 AM T M M M M
1/4/2013 8:00 AM T M M M M
1/12/2013 10:00 AM 0.02 M M M M
1/31/2013 8:00 AM 0.10 T M M M
2/1/2013 8:00 AM 0.04 0.5 0.04 0.5 0.04
2/4/2013 9:00 AM 0.01 0.2 0.01 1.0 0.09
2/5/2013 8:00 AM 0.01 0.2 M M M
2/6/2013 8:00 AM T 0.1 M M M
2/7/2013 8:00 AM 0.00 0.0 M M M
2/8/2013 8:00 AM 0.28 4.2 0.39 4.0 M (edit: daily precip initially recorded as 2.80". water content fields initially 3.90". changed to NA. observer contacted. P.G.)
3/5/2013 10:00 AM 0.00 0.0 M M M
3/6/2013 10:00 AM 0.00 0.0 M M M
3/7/2013 9:00 AM 0.02 0.4 M M M Still snowing
3/14/2013 10:00 AM 0.00 0.0 M M M
3/15/2013 10:00 AM 0.00 0.0 M M M
3/16/2013 8:00 AM 0.17 2.1 M 2.0 M
3/17/2013 8:00 AM 0.02 M M 2.0 M
3/18/2013 10:00 AM 0.00 0.0 M M M
3/19/2013 9:00 AM 0.07 0.7 0.02 1.5 0.25
3/20/2013 9:00 AM T T M M M
3/21/2013 10:00 AM 0.02 0.7 0.02 2.0 M
3/22/2013 8:00 AM T T M M M
3/23/2013 8:00 AM 0.00 0.0 M M M
3/24/2013 8:00 AM 0.00 0.0 M M M
3/25/2013 10:00 AM 0.00 0.0 M M M
3/26/2013 8:00 AM 0.00 0.0 M M M
3/27/2013 9:00 AM 0.03 M M M M
3/28/2013 9:00 AM 0.00 0.0 M M M
3/29/2013 7:00 AM 0.00 0.0 M M M
3/30/2013 9:00 AM 0.00 0.0 M M M
3/31/2013 10:00 AM T M M M M
4/1/2013 10:00 AM 0.00 0.0 M M M
4/2/2013 10:00 AM 0.00 0.0 M M M
4/3/2013 10:00 AM 0.00 0.0 M M M
4/18/2013 8:00 AM 0.62 M M M M
4/19/2013 8:00 AM 1.13 M M M M
4/20/2013 9:00 AM 0.04 T M T M
4/21/2013 9:00 AM T M M M M
4/22/2013 8:00 AM 0.00 0.0 M M M
4/23/2013 8:00 AM 0.00 0.0 M M M
4/24/2013 9:00 AM 0.74 M M M M
5/1/2013 9:00 AM 0.19 M M M M
5/2/2013 10:00 AM 0.00 0.0 M M M
5/3/2013 10:00 AM 0.00 0.0 M M M
5/4/2013 10:00 AM 0.00 0.0 M M M
5/5/2013 10:00 AM 0.00 0.0 M M M
5/6/2013 10:00 AM 0.00 0.0 M M M
5/7/2013 10:00 AM 0.00 0.0 M M M
5/8/2013 10:00 AM 0.00 0.0 M M M
5/9/2013 8:00 AM 0.00 0.0 M M M
5/10/2013 7:00 AM 0.16 M M M M Still raining lightly.
5/11/2013 7:30 AM 0.28 M M M M
5/12/2013 9:00 AM 0.03 M M M M
5/13/2013 9:00 AM 0.00 0.0 M M M
5/14/2013 9:00 AM 0.01 M M M M
5/15/2013 7:00 AM 0.01 M M M M
5/16/2013 10:00 AM 0.00 0.0 M M M
5/17/2013 8:00 AM 0.00 0.0 M M M
5/18/2013 10:00 AM 0.00 0.0 M M M
5/19/2013 10:00 AM 0.00 0.0 M M M
5/20/2013 10:00 AM 0.00 0.0 M M M
5/21/2013 7:00 AM 0.38 M M M M
5/22/2013 10:00 AM 0.01 M M M M
5/23/2013 9:30 AM 0.13 M M M M Still raining slightly.
5/24/2013 8:00 AM 0.52 M M M M
5/30/2013 9:00 AM 0.01 M M M M
5/31/2013 7:30 AM 0.37 M M M M
6/1/2013 9:00 AM 0.31 M M M M
6/4/2013 10:00 AM 0.00 0.0 M M M
6/5/2013 10:00 AM 0.00 0.0 M M M
6/6/2013 8:00 AM 0.01 M M M M
6/7/2013 8:00 AM T M M M M
6/8/2013 10:00 AM 0.00 0.0 M M M
6/9/2013 9:00 AM 0.00 0.0 M M M
6/10/2013 9:00 AM 0.80 M M M M Still raining lightly.
6/11/2013 9:00 AM 0.32 M M M M
6/12/2013 10:00 AM 0.00 0.0 M M M
6/13/2013 8:00 AM 0.75 M M M M
6/14/2013 8:00 AM 0.02 M M M M
6/15/2013 8:00 AM 0.01 M M M M
6/16/2013 8:00 AM 0.37 M M M M
6/17/2013 9:00 AM 0.01 M M M M
6/18/2013 8:00 AM 0.22 M M M M
6/19/2013 7:00 AM 0.01 M M M M
6/30/2013 8:00 AM 0.01 M M M M
7/1/2013 10:00 AM 0.00 0.0 M M M
7/2/2013 8:00 AM 0.05 M M M M
7/3/2013 10:00 AM 0.00 0.0 M M M
7/4/2013 10:00 AM 0.00 0.0 M M M
7/5/2013 10:00 AM 0.00 0.0 M M M
7/6/2013 10:00 AM 0.00 0.0 M M M
7/7/2013 10:00 AM 0.00 0.0 M M M
7/8/2013 10:00 AM 0.36 M M M M
7/9/2013 8:00 AM 0.35 M M M M
7/10/2013 8:00 AM 0.21 M M M M
7/11/2013 10:00 AM 0.00 0.0 M M M
7/12/2013 10:00 AM 0.00 0.0 M M M
7/13/2013 10:00 AM 0.00 0.0 M M M
7/14/2013 10:00 AM 0.00 0.0 M M M
7/15/2013 10:00 AM 0.00 0.0 M M M
7/16/2013 10:00 AM 0.00 0.0 M M M
7/17/2013 10:00 AM 0.00 0.0 M M M
7/18/2013 8:00 AM 0.02 M M M M
7/19/2013 10:00 AM 0.00 0.0 M M M
7/28/2013 8:00 AM 1.37 M M M M More than an inch of this was in less than one hour.
7/29/2013 8:00 AM 0.21 M M M M
7/30/2013 8:00 AM 0.01 M M M M
7/31/2013 8:00 AM 0.03 M M M M
8/1/2013 8:00 AM 0.47 M M M M
8/2/2013 8:00 AM 0.02 M M M M
8/3/2013 10:00 AM 0.00 0.0 M M M
8/4/2013 10:00 AM 0.00 0.0 M M M
8/5/2013 10:00 AM 0.00 0.0 M M M
8/6/2013 10:00 AM 0.00 0.0 M M M
8/7/2013 8:00 AM 0.51 M M M M
8/8/2013 8:00 AM 0.03 M M M M
8/9/2013 8:00 AM 0.00 0.0 M M M
8/10/2013 8:00 AM 0.00 0.0 M M M
8/20/2013 10:00 AM 0.00 0.0 M M M
8/21/2013 7:00 AM 0.00 0.0 M M M
8/22/2013 10:00 AM 0.00 0.0 M M M
8/23/2013 8:00 AM 0.00 0.0 M M M
8/24/2013 10:00 AM 0.00 0.0 M M M
8/25/2013 10:00 AM 0.00 0.0 M M M
8/27/2013 8:00 AM 0.90 M M M M
8/28/2013 8:00 AM 0.31 M M M M
8/29/2013 8:00 AM 0.00 0.0 M M M
9/5/2013 8:00 AM 0.00 0.0 M M M
9/6/2013 10:00 AM 0.00 0.0 M M M
9/7/2013 10:00 AM 0.00 0.0 M M M
9/8/2013 8:00 AM 0.04 M M M M
9/9/2013 10:00 AM 0.02 M M M M
9/10/2013 10:00 AM 0.00 0.0 M M M
9/11/2013 10:00 AM 0.00 0.0 M M M
9/12/2013 8:00 AM 0.71 M M M M
9/13/2013 8:00 AM 0.27 M M M M
9/14/2013 10:00 AM 0.00 0.0 M M M
9/15/2013 8:00 AM 0.01 M M M M
9/16/2013 8:00 AM 0.12 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/21/2012 11/27/2012 9:00 AM 7 0.07 T M
12/11/2012 12/12/2012 9:00 AM 2 T M M
12/16/2012 12/17/2012 9:00 AM 2 0.15 M M
12/20/2012 12/30/2012 9:00 AM 11 1.03 4.9 0.60
1/4/2013 1/11/2013 8:00 AM 8 0.58 M M
1/12/2013 1/14/2013 9:00 AM 3 0.64 T M
1/15/2013 1/30/2013 8:00 AM 16 1.65 M M
2/1/2013 2/03/2013 8:00 AM 3 0.04 1.0 0.07
2/8/2013 2/27/2013 9:00 AM 20 0.66 1.3 0.35
2/27/2013 3/04/2013 9:00 AM 6 0.10 2.0 0.39
3/8/2013 3/13/2013 9:00 AM 6 0.46 0.9 M
4/3/2013 4/17/2013 8:00 AM 15 3.01 M M
4/25/2013 4/30/2013 9:00 AM 6 0.32 M M
5/25/2013 5/29/2013 9:00 AM 5 1.85 M M Most of this came yesterday, 5/28.
6/2/2013 6/03/2013 9:00 AM 2 0.01 M M
6/20/2013 6/29/2013 8:00 AM 10 4.75 M M Evidence of significant flooding
7/20/2013 7/27/2013 8:00 AM 8 0.76 M M
8/11/2013 8/19/2013 9:00 AM 9 0.09 M M
8/30/2013 9/04/2013 8:00 AM 6 0.03 M M
9/18/2013 9/30/2013 8:00 AM 13 0.34 M M



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
6/17/2013 6:45 PM No pad out. On the sidewalk, the hail appeared to be 3-4 inches apart. 1/2" Grape 1/2" Grape 1/4" Pea Size Clear Ice|White Ice 5 1min no damage Intermittent True After rain Same time as smaller hail vertical