Station Overview Station Location
Station Number MI-IC-6 Latitude 44.2933
Station Name National City 4.5 NNE Longitude -83.6841
County Iosco Elevation (ft) 757



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 17 2.69 5.54 19 5.47 15 0.07 4 1 11 0 0.0 0 0
Nov 17 2.48 2.24 20 0.22 9 2.02 11 2 4 1 0.0 0 0
Dec 17 1.85 0.97 18 0.87 14 0.10 4 1 6 3 9.1 5 11
Jan 18 1.79 1.66 21 1.66 21 0.00 0 0 11 2 9.8 9 16
Feb 18 1.48 2.72 24 2.72 24 0.00 0 0 10 3 10.7 8 11
March 18 1.82 0.46 25 0.46 7 0.00 18 0 3 0 5.6 3 2
April 18 2.64 4.95 12 4.54 9 0.41 3 1 7 0 18.6 5 6
May 18 3.01 1.62 7 1.62 7 0.00 0 0 6 0 0.0 0 0
June 18 3.11 0.86 14 0.86 11 0.00 3 0 3 0 0.0 0 0
July 18 2.84 4.84 23 4.82 22 0.02 1 1 9 1 0.0 0 0
Aug 18 3.35 5.36 30 5.36 30 0.00 0 0 7 0 0.0 0 0
Sept 18 3.41 1.37 27 1.37 7 0.00 20 0 4 0 0.0 0 0
Water Year Totals: 30.47" 32.59" 240 days 29.97" 176 2.62" 64 days 6 81 days 10 days 53.8" 30 days 46 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
10/1/2017
10/2/2017
10/3/2017
10/4/2017
10/5/2017
10/6/2017 0.25
10/7/2017 0.13
10/8/2017 0.39
10/9/2017
10/10/2017
10/11/2017 0.25
10/12/2017
10/13/2017 0.10
10/14/2017
10/15/2017 0.95
10/16/2017 0.15
10/17/2017 0.00
10/18/2017
10/19/2017
10/20/2017 0.00
10/21/2017 0.00
10/22/2017 0.00
10/23/2017 0.12
10/24/2017 2.74
10/25/2017 0.36
10/26/2017 **
10/27/2017 **
10/28/2017 0.07
10/29/2017
10/30/2017 0.03
10/31/2017 **
11/1/2017 **
11/2/2017 0.11
11/3/2017
11/4/2017 T
11/5/2017 0.08
11/6/2017
11/7/2017
11/8/2017 0.00
11/9/2017 0.00
11/10/2017
11/11/2017 **
11/12/2017 **
11/13/2017 **
11/14/2017 **
11/15/2017 **
11/16/2017 **
11/17/2017 **
11/18/2017 **
11/19/2017 1.91
11/20/2017
11/21/2017 0.00
11/22/2017 0.00
11/23/2017
11/24/2017
11/25/2017 0.02
11/26/2017 0.02
11/27/2017
11/28/2017
11/29/2017
11/30/2017 0.10
12/1/2017
12/2/2017
12/3/2017
12/4/2017
12/5/2017 0.20
12/6/2017
12/7/2017 T
12/8/2017
12/9/2017
12/10/2017 T
12/11/2017 T
12/12/2017 0.07
12/13/2017
12/14/2017 0.24
12/15/2017 0.06
12/16/2017
12/17/2017
12/18/2017 0.00
12/19/2017 0.00
12/20/2017 0.00
12/21/2017
12/22/2017 0.29
12/23/2017
12/24/2017 **
12/25/2017 **
12/26/2017 **
12/27/2017 0.10
12/28/2017 0.00
12/29/2017
12/30/2017 0.01
12/31/2017 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018
1/3/2018 0.02
1/4/2018 0.02
1/5/2018 0.00
1/6/2018 0.00
1/7/2018
1/8/2018 0.08
1/9/2018
1/10/2018
1/11/2018 0.07
1/12/2018 0.38
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 0.01
1/16/2018 0.15
1/17/2018
1/18/2018
1/19/2018 0.00
1/20/2018
1/21/2018
1/22/2018 0.29
1/23/2018 0.60
1/24/2018 T
1/25/2018 T
1/26/2018
1/27/2018 0.00
1/28/2018
1/29/2018 0.02
1/30/2018 0.00
1/31/2018 0.02
2/1/2018
2/2/2018
2/3/2018 T
2/4/2018 0.37
2/5/2018 0.06
2/6/2018 T
2/7/2018 0.03
2/8/2018 0.00
2/9/2018 0.03
2/10/2018 0.00
2/11/2018 0.24
2/12/2018 0.11
2/13/2018 0.00
2/14/2018 0.00
2/15/2018 0.00
2/16/2018
2/17/2018
2/18/2018 0.03
2/19/2018 0.00
2/20/2018 1.05
2/21/2018 0.58
2/22/2018 0.00
2/23/2018 T
2/24/2018 0.00
2/25/2018 0.22
2/26/2018 0.00
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 0.02
3/3/2018
3/4/2018 0.00
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.20
3/8/2018 0.24
3/9/2018
3/10/2018
3/11/2018
3/12/2018
3/13/2018
3/14/2018 **
3/15/2018 **
3/16/2018 **
3/17/2018 **
3/18/2018 **
3/19/2018 **
3/20/2018 **
3/21/2018 **
3/22/2018 **
3/23/2018 **
3/24/2018 **
3/25/2018 **
3/26/2018 **
3/27/2018 **
3/28/2018 **
3/29/2018 **
3/30/2018 **
3/31/2018 **
Day of YearDaily PrcpMultiday Prcp
4/1/2018 **
4/2/2018 **
4/3/2018 0.41
4/4/2018 0.88
4/5/2018
4/6/2018 0.04
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018 0.32
4/13/2018 0.00
4/14/2018 1.65
4/15/2018 0.84
4/16/2018 0.77
4/17/2018 0.04
4/18/2018
4/19/2018
4/20/2018 0.00
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018
5/2/2018
5/3/2018 0.18
5/4/2018 0.71
5/5/2018 0.03
5/6/2018
5/7/2018
5/8/2018
5/9/2018
5/10/2018
5/11/2018
5/12/2018
5/13/2018 0.00
5/14/2018
5/15/2018 0.16
5/16/2018
5/17/2018
5/18/2018
5/19/2018 0.47
5/20/2018 0.07
5/21/2018
5/22/2018
5/23/2018
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018
6/2/2018
6/3/2018
6/4/2018
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018 0.00
6/18/2018 0.00
6/19/2018 0.00
6/20/2018 0.00
6/21/2018 0.00
6/22/2018 0.00
6/23/2018 0.76
6/24/2018 0.07
6/25/2018 0.00
6/26/2018 0.00
6/27/2018 0.03
6/28/2018 **
6/29/2018 **
6/30/2018 **
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.02
7/2/2018 0.05
7/3/2018 0.00
7/4/2018 0.00
7/5/2018 0.00
7/6/2018 0.00
7/7/2018 0.00
7/8/2018 0.00
7/9/2018 0.00
7/10/2018 0.00
7/11/2018 0.00
7/12/2018 0.00
7/13/2018 0.17
7/14/2018 1.30
7/15/2018 T
7/16/2018 0.00
7/17/2018
7/18/2018
7/19/2018
7/20/2018 0.00
7/21/2018 0.35
7/22/2018 0.45
7/23/2018 0.20
7/24/2018 0.62
7/25/2018 1.18
7/26/2018
7/27/2018
7/28/2018
7/29/2018
7/30/2018 0.50
7/31/2018
8/1/2018 0.02
8/2/2018 0.00
8/3/2018 0.00
8/4/2018 0.00
8/5/2018 0.00
8/6/2018 0.00
8/7/2018 0.00
8/8/2018 0.00
8/9/2018 0.00
8/10/2018 0.00
8/11/2018 0.00
8/12/2018 0.00
8/13/2018 0.00
8/14/2018 0.00
8/15/2018 0.00
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.00
8/19/2018 0.00
8/20/2018 0.00
8/21/2018 0.00
8/22/2018 4.14
8/23/2018 0.00
8/24/2018 0.00
8/25/2018 0.01
8/26/2018 0.00
8/27/2018 0.26
8/28/2018 0.34
8/29/2018 0.45
8/30/2018
8/31/2018 0.14
9/1/2018 0.00
9/2/2018 0.25
9/3/2018 0.58
9/4/2018 0.14
9/5/2018 0.00
9/6/2018 0.40
9/7/2018 0.00
9/8/2018
9/9/2018
9/10/2018
9/11/2018 **
9/12/2018 **
9/13/2018 **
9/14/2018 **
9/15/2018 **
9/16/2018 **
9/17/2018 **
9/18/2018 **
9/19/2018 **
9/20/2018 **
9/21/2018 **
9/22/2018 **
9/23/2018 **
9/24/2018 **
9/25/2018 **
9/26/2018 **
9/27/2018 **
9/28/2018 **
9/29/2018 **
9/30/2018 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/6/2017 9:00 AM 0.25 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/06 08:34 SW 3 10.00mi Overcast SCT055 OVC100 55F 54F 97% NA NA 30.07"Hg
10/7/2017 9:00 AM 0.13 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/07 08:53 S 15 G 22 10.00mi Mostly Cloudy BKN095 65F 62F 89% NA NA 29.76"Hg
10/8/2017 9:00 AM 0.39 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/08 08:54 W 9 10.00mi Fair CLR 61F 57F 86% NA NA 29.75"Hg
10/11/2017 9:00 AM 0.25 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/11 08:54 NE 15 G 24 10.00mi Light Rain SCT022 SCT043 OVC100 54F 47F 78% NA NA 30.22"Hg NA 0.03"
10/13/2017 9:00 AM 0.10 0.0 0.00 0.0 0.00 10/13 08:53 SW 6 3.00 Fog/Mist OVC004 57F 56 F 98% NA NA 30.13“HgNA
10/15/2017 10:00 AM 0.95 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/15 09:54 SW 15 G 20 10.00mi Overcast OVC015 68F 65F 89% NA NA 29.50"Hg
10/16/2017 9:00 AM 0.15 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/16 08:54 Calm 10.00mi Fair CLR 36F 33F 90% NA NA 30.27"Hg
10/17/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/17 08:53 SW 13 G 23 10.00mi Fair CLR 46F 39F 79% 40 NA 30.05"Hg
10/20/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00
10/21/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00
10/22/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/22 08:53 S 7 10.00mi Fair CLR 60F 50F 68% NA NA 30.09"Hg
10/23/2017 9:00 AM 0.12 0.0 0.00 0.0 0.00
10/24/2017 9:00 AM 2.74 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/24 08:53 SW 18 G 29 10.00mi Overcast OVC018 48F 43F 84% 41 NA 29.37"Hg
10/25/2017 9:00 AM 0.36 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/25 08:53 SW 10 10.00mi Unknown Precip SCT011 BKN036 OVC049 39F 37F 93% 32 NA 29.59"Hg
10/30/2017 9:00 AM 0.03 0.0 0.00 0.0 0.00
11/4/2017 9:00 AM T 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/04 08:54 N 3 10.00mi Overcast OVC046 36F 31F 82% NA NA 30.31"Hg NA
11/5/2017 9:00 AM 0.08 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/05 08:54 S 3 0.50mi Fog OVC002 46F 46F 99% NA NA 29.76"Hg
11/8/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00
11/9/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00
11/21/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00
11/22/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00 11/22 08:54 NW 3 10.00mi Overcast OVC050 25F 20F 79% NA NA 30.24"Hg Snow flurries this morning. No accumulation.
11/25/2017 9:00 AM 0.02 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/25 08:54 NW 8 G 16 10.00mi Overcast OVC060 40F 32F 72% 35 NA 29.66"Hg
11/26/2017 9:00 AM 0.02 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/26 08:54 SW 3 10.00mi Partly Cloudy SCT031 28F 18F 64% NA NA 30.09"Hg
11/30/2017 9:00 AM 0.10 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/30 08:53 SW 9 4.00mi Unknown Precip SCT028 BKN043 OVC049 34F 33F 94% 27 NA 29.85"Hg NA 0.01"
12/5/2017 9:00 AM 0.20 0.0 0.00 0.0 0.00 KOSC AWOS obs 12/05 07:38 SW 32 G 41 10.00mi Overcast and Windy OVC036 43F 30F 61% 32 NA 29.47"Hg NA
12/7/2017 9:00 AM T T T T T KOSC AWOS obs 12/07 08:54 W 9 4.00mi Light Snow SCT038 BKN048 OVC060 24F 18F 79% 14 NA 29.91"Hg Snow flurries. 1st accumulation this winter. All nearby roofs covered in white. Most ground, too.
12/10/2017 9:00 AM T T M 0.5 M KOSC AWOS obs 12/10 08:55 SW 12 10.00mi Overcast OVC100 23F 15F 71% 11 NA 29.82"Hg
12/11/2017 9:00 AM T 0.2 0.01 0.4 M KOSC AWOS obs 12/11 08:55 SW 7 10.00mi Overcast OVC034 17F 9F 70% 7 NA 30.01"Hg -SN all day long.
12/12/2017 9:00 AM 0.07 1.0 0.07 1.0 M KOSC AWOS obs 12/12 08:55 NW 18 G 31 10.00mi Mostly Cloudy BKN030 10F -1F 59% -8 NA 29.78"Hg
12/14/2017 9:00 AM 0.24 3.2 0.24 4.2 M KOSC AWOS obs 12/14 08:55 Calm 10.00mi Fair CLR 1F -3F 82% NA NA 29.93"Hg
12/15/2017 9:00 AM 0.06 0.9 0.06 4.7 M KOSC AWOS obs 12/15 08:55 SW 8 1.25mi Light Snow BKN029 OVC036 20F 16F 85% 10 NA 29.77"Hg
12/18/2017 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 12/8 08:55 SW 3 1.75mi Fog/Mist BKN004 BKN015 OVC090 28F 27F 96% NA NA 29.88"Hg
12/19/2017 9:00 AM 0.00 0.0 0.00 3.0 M
12/20/2017 9:00 AM 0.00 0.0 0.00 3.0 M
12/22/2017 9:00 AM 0.29 3.8 0.29 5.0 M KOSC AWOS obs 12/22 08:55 E 9 1.00mi Light Snow OVC005 31F 30F 96% 23F NA 30.03"Hg
12/28/2017 9:00 AM 0.00 0.0 0.00 5.0 M
12/30/2017 9:00 AM 0.01 T T 5.0 M
12/31/2017 9:00 AM 0.00 0.0 0.00 5.0 M
1/1/2018 9:00 AM 0.00 0.0 0.00 4.0 M KOSC AWOS obs 1/01 08:55 SW 7 5.00mi Light Snow OVC048 5F -0F 78% -7F NA 30.39"Hg
1/3/2018 9:00 AM 0.02 0.4 0.02 4.0 0.70 KOSC AWOS obs 1/3 08:55 SW 14 3.00mi Light Snow BKN049 BKN060 OVC070 9F 3F 77% -7F NA 29.90"Hg
1/4/2018 9:00 AM 0.02 T 0.02 5.0 M
1/5/2018 9:00 AM 0.00 0.0 0.00 5.0 M
1/6/2018 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 1/06 08:55 W 8 10.00mi Fair CLR -11F -18F 71% -28F NA 30.49"Hg
1/8/2018 9:00 AM 0.08 0.8 0.08 M M KOSC AWOS obs 1/08 08:55 W 9 10.00mi Overcast OVC020 31F 28F 91% 23F NA 29.74"Hg
1/11/2018 9:00 AM 0.07 0.0 M M M KOSC AWOS obs 1/11 08:55 S 16 G 21 1.00mi Fog/Mist OVC002 47F 46F 99% 41F NA 29.76"Hg
1/12/2018 9:00 AM 0.38 1.6 0.38 M M KOSC AWOS obs 1/12 08:55 NW 15 G 28 1.75mi Light Snow BKN019 OVC025 18F 14F 84% 4F NA 29.94"Hg NA
1/13/2018 9:00 AM 0.00 0.0 0.00 1.5 M KOSC AWOS obs 1/13 08:55 NW 6 10.00mi Fair CLR 3F -3F 77% -8F NA 30.41"Hg
1/14/2018 9:00 AM 0.00 0.0 M 1.5 M KOSC AWOS obs 01/14 08:55 SW 7 10.00mi Fair CLR 0F -5F 78% -13F NA 30.60"Hg
1/15/2018 9:00 AM 0.01 0.1 0.01 1.5 M KOSC AWOS obs 1/15 08:55 S 9 4.00mi Light Snow SCT039 SCT045 OVC050 17F 9F 71% 6F NA 30.38"Hg
1/16/2018 9:00 AM 0.15 4.0 0.15 5.0 M KOSC AWOS obs 1/16 08:55 N 10 4.00mi Light Snow SCT050 OVC060 18F 13F 84% 6F NA 30.35"Hg
1/19/2018 9:00 AM 0.00 0.0 0.00 3.5 M KOSC AWOS obs 1/19 08:55 SW 5 4.00mi Fog/Mist CLR 19F 17F 93% 12F NA 29.81"Hg NA
1/22/2018 12:05 PM 0.29 0.0 0.00 1.0 M KOSC AWOS obs 1/22 11:55 E 18 G 23 1.75mi Light rain OVC003 34F 34F 99% 23F NA 29.85"Hg NA 0.09"
1/23/2018 12:05 PM 0.60 0.9 M M M KOSC AWOS obs 1/23 11:55 N 7 G 17 1.25mi Light Snow SCT010 BKN013 OVC027 26F 23F 91% 18F NA 29.54"Hg
1/24/2018 10:00 AM T 0.3 T 1.3 M KOSC AWOS obs 1/24 09:55 NW 7 5.00mi Light Snow OVC018 15F 9F 80% 5F NA 30.24"Hg
1/25/2018 9:00 AM T T T 1.2 M KOSC AWOS obs 1/25 08:55 SW 5 4.00mi Light Snow OVC037 21F 17F 85% 14F NA 30.38"Hg
1/27/2018 9:00 AM 0.00 0.0 0.00 0.5 M KOSC AWOS obs 1/27 08:55 SW 10 G 18 10.00mi Fair CLR 41F 31F 67% 35F NA 29.87"Hg
1/29/2018 9:00 AM 0.02 1.2 0.02 1.2 0.02 KOSC AWOS obs 1/29 08:55 N 12 1.50mi Light Snow BKN014 OVC021 20F 16F 83% 8F NA 30.39"Hg
1/30/2018 9:00 AM 0.00 0.0 0.00 0.5 M 1/30 08:55 N 7 10.00mi Overcast OVC034 12F 6F 74% 1F NA 30.41"Hg
1/31/2018 9:00 AM 0.02 0.5 0.02 0.5 M KOSC AWOS obs 1/31 08:55 S 14 G 22 10.00mi Overcast SCT070 OVC080 27F 17F 66% 16F NA 29.74"Hg
2/3/2018 9:00 AM T 0.3 T 1.0 M KOSC AWOS obs 2/3 08:55 S 7 4.00mi Light Snow SCT041 BKN048 OVC055 14F 9F 79% 4F NA 30.15"Hg
2/4/2018 9:00 AM 0.37 4.0 0.37 4.5 M 2/04 08:55 N 10 1.25mi Light Snow SCT012 BKN018 OVC024 19F 15F 84% 8F NA 29.84"Hg
2/5/2018 9:00 AM 0.06 0.8 0.06 4.5 M KOSC AWOS obs 2/05 08:55 SW 7 10.00mi Partly Cloudy SCT022 -4F -9F 78% -18F NA 30.13"Hg
2/6/2018 9:00 AM T T T 4.0 M KOSC AWOS obs 2/06 08:55 SW 6 10.00mi Fair CLR 1F -4F 80% -11F NA 30.27"Hg
2/7/2018 9:00 AM 0.03 0.3 0.03 4.0 M KOSC AWOS obs 2/07 08:55 W 3 2.50mi Light Snow SCT020 BKN048 OVC100 12F 7F 81% NA NA 30.23"Hg
2/8/2018 9:00 AM 0.00 0.0 0.00 4.0 M KOSC AWOS obs 2/08 08:55 SW 6 7.00mi Overcast SCT036 OVC046 11F 5F 79% 1F NA 30.30"Hg
2/9/2018 10:10 AM 0.03 0.4 0.03 4.0 M 09 09:55 W 6 3.00 Light Snow SCT034 SCT040 OVC046 15 11 KOSC AWOS obs 2/09 09:55 W 6 3.00mi Light Snow SCT034 SCT040 OVC046 15F 11F 84% 6F NA 30.29"Hg
2/10/2018 9:00 AM 0.00 0.0 0.00 4.0 M
2/11/2018 10:00 AM 0.24 3.5 0.24 7.0 M KOSC AWOS obs 2/11 10:15 N 5 1.00mi Light Snow SCT007 OVC014 23F 22F 93% 17F NA 29.90"Hg NA
2/12/2018 9:00 AM 0.11 1.1 0.11 7.0 M KOSC AWOS obs 2/12 08:55 W 6 10.00mi Fair CLR -3F -7F 81% -15F NA 30.54"Hg
2/13/2018 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 2/13 08:55 Calm 10.00mi Fair CLR 0F -6F 75% NA NA 30.73"Hg
2/14/2018 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 2/14 08:55 SW 8 7.00mi Fair CLR 2F1 15F 79% 11F NA 30.03"Hg
2/15/2018 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 2/15 08:55 SW 10 7.00mi Fair CLR 37F 3F2 84% 30F NA 29.62"Hg
2/18/2018 9:00 AM 0.03 0.3 0.03 2.0 M KOSC AWOS obs 2/18 08:55 SW 5 10.00mi Overcast OVC042 29F 21F 72% 24F NA 30.24"Hg
2/19/2018 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 2/19 08:55 Calm 10.00mi Overcast OVC055 33F 28F 79% NA NA 29.96"Hg NA
2/20/2018 9:00 AM 1.05 0.0 0.00 M M KOSC AWOS obs 2/20 08:55 Calm 0.50mi Unknown Precip OVC003 34F 33F 99% NA NA 29.88"Hg NA
2/21/2018 9:00 AM 0.58 0.0 0.00 T T
2/22/2018 9:00 AM 0.00 0.0 0.00 T T KOSC AWOS obs 2/22 08:55 NE 8 10.00mi Overcast OVC017 28F 22F 77% 20F NA 30.70"Hg NA
2/23/2018 9:00 AM T 0.0 0.00 T T KOSC AWOS obs 2/23 08:55 S 12 1.50mi Unknown Precip OVC002 32F 32F 99% 23F NA 30.11"Hg
2/24/2018 9:00 AM 0.00 0.0 0.00 T T
2/25/2018 9:00 AM 0.22 0.0 0.00 0.0 0.00 KOSC AWOS obs 2/25 08:55 SW 32 G 46 10.00mi Overcast and Windy SCT013 BKN024 OVC032 38F 32F 79% 25F NA 29.47"Hg NA
2/26/2018 9:00 AM 0.00 0.0 0.00 T T
2/27/2018 9:00 AM 0.00 0.0 0.00 T T
2/28/2018 9:00 AM 0.00 0.0 M T T
3/1/2018 9:00 AM 0.00 0.0 0.00 T T KOSC AWOS obs 3/1 08:55 NE 10 G 16 10.00mi Overcast OVC007 33F 32F 95% 25F NA 29.96"Hg
3/2/2018 9:00 AM 0.02 0.2 0.02 T T KOSC AWOS obs 03/02 08:55 NW 15 10.00mi Partly Cloudy SCT020 SCT026 32F 24F 72% 22F NA 30.27"Hg
3/4/2018 9:00 AM 0.00 0.0 0.00 T T KOSC AWOS obs 3/04 08:55 E 7 10.00 Fair CLR 32 21 65% 25 NA 30.57
3/5/2018 9:00 AM 0.00 0.0 0.00 T T KOSC AWOS obs 3/05 08:55 NE 14 10.00 Fair CLR 29 17 60% 18 NA 30.38
3/6/2018 9:00 AM 0.00 0.0 0.00 T T
3/7/2018 9:00 AM 0.20 2.9 0.20 2.9 0.20 KOSC AWOS obs 3/07 08:55 NW 9 1.75mi Light Snow BKN008 OVC032 30F 28F 94% 22F NA 29.70"Hg
3/8/2018 9:00 AM 0.24 2.5 0.24 5.0 0.48 KOSC AWOS obs 3/08 08:55 NW 14 G 24 3.00 Light Snow BKN011 BKN018 OVC031 29 26 86% 18 NA 29.69
4/4/2018 9:00 AM 0.88 7.8 0.88 7.8 0.88 KOSC AWOS obs 4/04 08:55 NW 22 G 25 2.00mi Light Snow and Breezy SCT010 OVC016 25F 22F 87% 10F NA 29.49"Hg
4/6/2018 9:00 AM 0.04 T 0.04 3.5 M KOSC AWOS obs 4/06 08:55 Calm 1.50mi Light Snow OVC004 32F 30F 94% NA NA 29.67"Hg
4/12/2018 9:00 AM 0.32 0.0 0.00 T T
4/13/2018 9:00 AM 0.00 0.0 0.00 T T
4/14/2018 9:00 AM 1.65 0.6 M M M KOSC AWOS obs 4/14 09:35 NE 29 G 39 0.75mi Light Snow and Windy OVC007 29F 27F 94% 14 NA 30.17"Hg NA 0.02
4/15/2018 9:30 AM 0.84 6.0 0.84 6.0 M KOSC AWOS obs 4/15 08:55 E 32 G 38 1.00mi Light Snow and Windy OVC014 28F 23F 83% 12F NA 30.10"Hg NA 0.004
4/16/2018 9:00 AM 0.77 3.5 0.77 7.5 M KOSC AWOS obs 4/16 08:55 NW 5 0.75mi Snow OVC010 33F 32F 97% 28F NA 29.57"Hg NA 0.02
4/17/2018 9:00 AM 0.04 0.7 0.04 6.0 M KOSC AWOS obs 04/17 08:55 W 15 2.00mi Light Snow SCT018 BKN025 OVC034 27F 22F 82% 15F NA 29.61"Hg NA
4/20/2018 9:00 AM 0.00 0.0 0.00 4.0 M KOSC AWOS obs 4/19 08:55 N 21 G 25 10.00mi Fair and Breezy CLR 33F 20F 59% 21 NA 30.05"Hg
5/3/2018 9:00 AM 0.18 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/03 08:55 W 6 10.00 Overcast OVC035 47 45 92% 44 NA 29.96
5/4/2018 9:00 AM 0.71 0.0 0.00 0.0 0.00 KOSC AWOS obs 5/04 08:55 NA 0.25 Fog OVC002 42 42 98% NA NA 29.57
5/5/2018 9:00 AM 0.03 0.0 0.00 0.0 0.00 KOSC AWOS obs 5/05 08:55 SW 8 10.00 Fair CLR 56 51 81% NA NA 29.96
5/13/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
5/15/2018 9:00 AM 0.16 0.0 0.00 0.0 0.00 KOSC AWOS obs 5/15 08:55 Calm 10.00mi Mostly Cloudy SCT090 BKN120 60F 58F 93% NA NA 29.87"Hg
5/19/2018 9:00 AM 0.47 0.0 0.00 0.0 0.00
5/20/2018 9:00 AM 0.07 0.0 0.00 0.0 0.00
6/17/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/18/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/19/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/20/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/21/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/22/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/23/2018 9:00 AM 0.76 0.0 0.00 0.0 0.00
6/24/2018 10:00 AM 0.07 0.0 0.00 0.0 0.00
6/25/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/26/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
6/27/2018 10:00 AM 0.03 0.0 0.00 0.0 0.00 KOSC AWOS obs 6/27 10:15 NE 10 10.00mi Overcast OVC008 59F 55F 84% NA NA 29.78"Hg NA
7/2/2018 9:00 AM 0.05 0.0 0.00 0.0 0.00 KOSC AWOS obs 7/02 09:15 NW 10 10.00mi Fair CLR 74F 57F 55% NA NA 29.97"Hg NA
7/3/2018 9:00 AM 0.00 0.0 M M M
7/4/2018 9:00 AM 0.00 0.0 M M M
7/5/2018 9:00 AM 0.00 0.0 M M M
7/6/2018 9:00 AM 0.00 0.0 M M M
7/7/2018 9:00 AM 0.00 0.0 M M M
7/8/2018 9:00 AM 0.00 0.0 M M M
7/9/2018 9:00 AM 0.00 0.0 M M M
7/10/2018 9:00 AM 0.00 0.0 M M M
7/11/2018 9:00 AM 0.00 0.0 M M M
7/12/2018 9:00 AM 0.00 0.0 M M M
7/13/2018 9:00 AM 0.17 0.0 0.00 0.0 0.00
7/14/2018 9:00 AM 1.30 0.0 0.00 0.0 0.00
7/15/2018 9:00 AM T 0.0 0.00 0.0 0.00
7/16/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
7/20/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
7/21/2018 9:00 AM 0.35 M M M M KOSC AWOS obs 7/21 09:15 E 9 10.00mi Overcast SCT007 SCT013 OVC024 71F 69F 93% NA NA 29.81"Hg NA Currently -RN
7/22/2018 11:30 AM 0.45 0.0 0.00 0.0 0.00 KOSC AWOS obs 7/22 10:35 NE 5 10.00mi Light Rain SCT037 BKN060 OVC090 65F 62F 88% NA NA 29.92"Hg
7/23/2018 9:00 AM 0.20 0.0 0.00 0.0 0.00
7/24/2018 9:00 AM 0.62 0.0 0.00 0.0 0.00 KOSC AWOS obs 7/24 09:15 Calm 1.00mi Heavy Rain OVC004 69F 68F 99% NA NA 29.95"Hg
7/25/2018 9:00 AM 1.18 0.0 0.00 0.0 0.00 KOSC AWOS obs 7/25 09:15 NW 6 10.00mi Fair CLR 71F 62F 73% NA NA 29.95"Hg
7/30/2018 9:00 AM 0.50 M M M M KOSC AWOS obs 7/30 09:15 Calm 10.00mi Fair CLR 68F 60F 75% 30.11"Hg
8/1/2018 9:00 AM 0.02 0.0 0.00 0.0 0.00 KOSC AWOS obs 8/01 09:15 Calm 10.00 Overcast OVC100 64 59 85% NA NA 29.90 -RN
8/2/2018 9:00 AM 0.00 0.0 M M M
8/3/2018 9:00 AM 0.00 0.0 M M M
8/4/2018 9:00 AM 0.00 0.0 M M M
8/5/2018 9:00 AM 0.00 0.0 M M M
8/6/2018 9:00 AM 0.00 0.0 M M M
8/7/2018 9:00 AM 0.00 0.0 M M M
8/8/2018 9:00 AM 0.00 0.0 M M M
8/9/2018 9:00 AM 0.00 0.0 M M M
8/10/2018 9:00 AM 0.00 0.0 M M M
8/11/2018 9:00 AM 0.00 0.0 M M M
8/12/2018 9:00 AM 0.00 0.0 M M M
8/13/2018 9:00 AM 0.00 0.0 M M M
8/14/2018 9:00 AM 0.00 0.0 M M M
8/15/2018 9:00 AM 0.00 0.0 M M M
8/16/2018 9:00 AM 0.00 0.0 M M M
8/17/2018 9:00 AM 0.00 0.0 M M M
8/18/2018 9:00 AM 0.00 0.0 M M M
8/19/2018 9:00 AM 0.00 0.0 M M M
8/20/2018 9:00 AM 0.00 0.0 M M M
8/21/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
8/22/2018 9:00 AM 4.14 0.0 0.00 0.0 0.00
8/23/2018 9:00 AM 0.00 0.0 M M M
8/24/2018 9:00 AM 0.00 0.0 M M M
8/25/2018 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 8/25 09:15 S 6 7.00mi Light Rain OVC028 68F 62F 82% NA NA 29.95"Hg
8/26/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
8/27/2018 9:00 AM 0.26 0.0 0.00 0.0 0.00 KOSC AWOS obs 8/27 09:15 S 12 10.00mi Rain BKN010 BKN044 OVC075 69F 69F 100% NA NA 29.94"Hg
8/28/2018 9:00 AM 0.34 0.0 0.00 0.0 0.00
8/29/2018 9:00 AM 0.45 0.0 0.00 0.0 0.00
8/31/2018 9:00 AM 0.14 0.0 0.00 0.0 0.00
9/1/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
9/2/2018 9:00 AM 0.25 0.0 0.00 0.0 0.00
9/3/2018 9:00 AM 0.58 0.0 0.00 0.0 0.00 KOSC AWOS obs 9/03 09:15 SW 3 10.00mi Mostly Cloudy BKN110 70F 70F 100% NA NA 30.18"Hg
9/4/2018 9:00 AM 0.14 0.0 0.00 0.0 0.00
9/5/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
9/6/2018 9:00 AM 0.40 0.0 0.00 0.0 0.00
9/7/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/26/2017 10/28/2017 9:00 AM 3 0.07 0.0 0.00 -0-
10/31/2017 11/02/2017 11:30 AM 3 0.11 0.0 0.00 First of year snow flakes/crystals yesterday.
11/11/2017 11/19/2017 9:00 AM 9 1.91 0.0 0.00 11/19/17--Snow flurries falling today, but no accumulation.
12/24/2017 12/27/2017 9:00 AM 4 0.10 5.0 M
3/14/2018 4/03/2018 9:00 AM 21 0.41 0.0 0.00
6/28/2018 7/01/2018 8:00 PM 4 0.02 0.0 0.00
9/11/2018 10/07/2018 9:00 AM 27 3.44 0.0 0.00 Gone to Nova Scotia.



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