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 18 2.69 6.54 31 1.42 7 5.12 24 3 5 0 0.0 0 0
Nov 18 2.48 2.33 26 2.33 26 0.00 0 0 8 3 8.3 6 13
Dec 18 1.85 2.13 13 0.83 10 1.30 3 1 9 0 3.8 7 6
Jan 19 1.79 2.93 28 1.96 14 0.97 14 1 8 2 16.6 6 9
Feb 19 1.48 2.76 20 2.64 17 0.12 3 1 12 0 23.6 9 12
March 19 1.82 1.38 27 1.38 21 0.00 6 2 7 0 5.1 4 5
April 19 2.64 1.94 20 1.85 13 0.09 7 1 10 1 9.0 5 5
May 19 3.01 4.17 23 2.22 15 1.95 8 3 6 1 0.0 0 0
June 19 3.11 5.03 26 2.94 5 2.09 21 2 4 0 0.0 0 0
July 19 2.84 4.01 18 3.57 13 0.44 5 1 7 2 0.0 0 0
Aug 19 3.35 1.04 27 1.04 27 0.00 0 0 7 0 0.0 0 0
Sept 19 3.41 0.00 22 0.00 2 0.00 20 0 0 1 0.0 0 0
Water Year Totals: 30.47" 34.26" 281 days 22.18" 170 12.08" 111 days 15 83 days 10 days 66.4" 37 days 50 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
10/1/2018 **
10/2/2018 **
10/3/2018 **
10/4/2018 **
10/5/2018 **
10/6/2018 **
10/7/2018 3.44
10/8/2018 0.27
10/9/2018 0.01
10/10/2018 **
10/11/2018 1.26
10/12/2018 **
10/13/2018 **
10/14/2018 **
10/15/2018 **
10/16/2018 **
10/17/2018 **
10/18/2018 **
10/19/2018 **
10/20/2018 **
10/21/2018 **
10/22/2018 **
10/23/2018 **
10/24/2018 **
10/25/2018 **
10/26/2018 0.42
10/27/2018 0.14
10/28/2018 0.30
10/29/2018 0.00
10/30/2018 0.00
10/31/2018 0.70
11/1/2018 0.00
11/2/2018 0.00
11/3/2018 0.00
11/4/2018 0.00
11/5/2018 0.27
11/6/2018 0.90
11/7/2018 T
11/8/2018 0.00
11/9/2018 0.12
11/10/2018 0.21
11/11/2018 0.05
11/12/2018 T
11/13/2018 0.00
11/14/2018 0.00
11/15/2018 0.00
11/16/2018 0.62
11/17/2018 0.00
11/18/2018 0.00
11/19/2018 0.00
11/20/2018 T
11/21/2018 0.00
11/22/2018 0.00
11/23/2018 0.00
11/24/2018
11/25/2018 0.13
11/26/2018
11/27/2018
11/28/2018 0.00
11/29/2018
11/30/2018 0.03
12/1/2018 **
12/2/2018 **
12/3/2018 1.30
12/4/2018
12/5/2018
12/6/2018 0.01
12/7/2018
12/8/2018 0.03
12/9/2018
12/10/2018
12/11/2018
12/12/2018
12/13/2018 0.10
12/14/2018 0.09
12/15/2018
12/16/2018
12/17/2018
12/18/2018
12/19/2018
12/20/2018
12/21/2018 0.31
12/22/2018
12/23/2018 0.02
12/24/2018 0.03
12/25/2018
12/26/2018
12/27/2018
12/28/2018 0.22
12/29/2018 0.00
12/30/2018 0.02
12/31/2018
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.82
1/2/2019 T
1/3/2019 0.10
1/4/2019
1/5/2019 0.00
1/6/2019 0.00
1/7/2019 0.21
1/8/2019 0.21
1/9/2019 0.05
1/10/2019
1/11/2019 0.00
1/12/2019 T
1/13/2019 0.03
1/14/2019 0.00
1/15/2019 **
1/16/2019 **
1/17/2019 **
1/18/2019 **
1/19/2019 **
1/20/2019 **
1/21/2019 **
1/22/2019 **
1/23/2019 **
1/24/2019 **
1/25/2019 **
1/26/2019 **
1/27/2019 **
1/28/2019 0.97
1/29/2019 0.52
1/30/2019 0.02
1/31/2019
2/1/2019 0.00
2/2/2019
2/3/2019 0.02
2/4/2019 0.01
2/5/2019 0.00
2/6/2019 0.25
2/7/2019
2/8/2019 0.49
2/9/2019
2/10/2019 0.00
2/11/2019 0.05
2/12/2019 0.16
2/13/2019 0.69
2/14/2019
2/15/2019
2/16/2019
2/17/2019
2/18/2019 0.14
2/19/2019 **
2/20/2019 **
2/21/2019 0.12
2/22/2019 0.00
2/23/2019 0.00
2/24/2019 0.52
2/25/2019 0.01
2/26/2019
2/27/2019 0.23
2/28/2019 0.07
3/1/2019 0.00
3/2/2019 0.10
3/3/2019 0.04
3/4/2019 **
3/5/2019 **
3/6/2019 T
3/7/2019 **
3/8/2019 **
3/9/2019 0.00
3/10/2019 0.78
3/11/2019 0.00
3/12/2019 0.00
3/13/2019 0.05
3/14/2019 0.00
3/15/2019 0.00
3/16/2019 0.00
3/17/2019 0.00
3/18/2019 0.00
3/19/2019 0.00
3/20/2019
3/21/2019 0.08
3/22/2019 0.00
3/23/2019 0.00
3/24/2019 0.00
3/25/2019 0.00
3/26/2019 0.00
3/27/2019
3/28/2019
3/29/2019
3/30/2019 0.22
3/31/2019 0.11
Day of YearDaily PrcpMultiday Prcp
4/1/2019 0.00
4/2/2019
4/3/2019 0.01
4/4/2019
4/5/2019 0.08
4/6/2019 **
4/7/2019 **
4/8/2019 0.09
4/9/2019 0.01
4/10/2019 0.00
4/11/2019 0.06
4/12/2019 0.36
4/13/2019
4/14/2019
4/15/2019 0.93
4/16/2019 T
4/17/2019
4/18/2019 0.31
4/19/2019
4/20/2019
4/21/2019 0.01
4/22/2019
4/23/2019 0.06
4/24/2019
4/25/2019
4/26/2019 0.02
4/27/2019 **
4/28/2019 **
4/29/2019 **
4/30/2019 **
5/1/2019 0.61
5/2/2019 **
5/3/2019 1.03
5/4/2019 T
5/5/2019 0.00
5/6/2019 0.00
5/7/2019 0.01
5/8/2019 0.00
5/9/2019 0.41
5/10/2019
5/11/2019
5/12/2019
5/13/2019 0.00
5/14/2019
5/15/2019
5/16/2019 0.01
5/17/2019
5/18/2019
5/19/2019
5/20/2019 0.49
5/21/2019 0.00
5/22/2019 **
5/23/2019 0.31
5/24/2019 0.00
5/25/2019 0.66
5/26/2019 0.00
5/27/2019 0.00
5/28/2019 0.64
5/29/2019 **
5/30/2019 **
5/31/2019 **
6/1/2019 **
6/2/2019 **
6/3/2019 **
6/4/2019 **
6/5/2019 **
6/6/2019 **
6/7/2019 **
6/8/2019 0.50
6/9/2019 0.00
6/10/2019 1.79
6/11/2019
6/12/2019
6/13/2019 0.49
6/14/2019 0.42
6/15/2019 **
6/16/2019 **
6/17/2019 **
6/18/2019 **
6/19/2019 **
6/20/2019 **
6/21/2019 **
6/22/2019 **
6/23/2019 **
6/24/2019 **
6/25/2019 **
6/26/2019 **
6/27/2019 1.59
6/28/2019 0.24
6/29/2019
6/30/2019
Day of YearDaily PrcpMultiday Prcp
7/1/2019
7/2/2019 0.04
7/3/2019 **
7/4/2019 **
7/5/2019 **
7/6/2019 **
7/7/2019 0.44
7/8/2019 0.00
7/9/2019
7/10/2019
7/11/2019 0.00
7/12/2019
7/13/2019
7/14/2019
7/15/2019 0.00
7/16/2019 0.08
7/17/2019
7/18/2019
7/19/2019 0.42
7/20/2019
7/21/2019 0.52
7/22/2019 0.00
7/23/2019 0.92
7/24/2019
7/25/2019 T
7/26/2019
7/27/2019
7/28/2019 1.12
7/29/2019 T
7/30/2019 0.47
7/31/2019
8/1/2019
8/2/2019
8/3/2019
8/4/2019 0.46
8/5/2019 0.00
8/6/2019 0.14
8/7/2019
8/8/2019 0.04
8/9/2019 0.00
8/10/2019 0.00
8/11/2019 0.00
8/12/2019 0.03
8/13/2019 0.00
8/14/2019 0.00
8/15/2019 0.01
8/16/2019 0.00
8/17/2019 0.23
8/18/2019 0.13
8/19/2019 0.00
8/20/2019 0.00
8/21/2019 0.00
8/22/2019 0.00
8/23/2019 0.00
8/24/2019 0.00
8/25/2019 0.00
8/26/2019 0.00
8/27/2019 0.00
8/28/2019 0.00
8/29/2019 0.00
8/30/2019 0.00
8/31/2019 0.00
9/1/2019 0.00
9/2/2019 T
9/3/2019
9/4/2019
9/5/2019
9/6/2019
9/7/2019
9/8/2019
9/9/2019
9/10/2019
9/11/2019 **
9/12/2019 **
9/13/2019 **
9/14/2019 **
9/15/2019 **
9/16/2019 **
9/17/2019 **
9/18/2019 **
9/19/2019 **
9/20/2019 **
9/21/2019 **
9/22/2019 **
9/23/2019 **
9/24/2019 **
9/25/2019 **
9/26/2019 **
9/27/2019 **
9/28/2019 **
9/29/2019 **
9/30/2019 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/8/2018 9:00 AM 0.27 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/08 08:55 E 6 4.00mi Fog/Mist OVC003 56F 56F 100% NA NA 30.20"Hg
10/9/2018 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 10/09 08:55 SW 8 7.00mi Fair CLR 65F 65F 100% NA NA 30.06"Hg
10/27/2018 9:00 AM 0.14 0.0 0.00 0.0 0.00
10/28/2018 9:00 AM 0.30 0.0 0.00 0.0 0.00
10/29/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
10/30/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00
10/31/2018 9:00 AM 0.70 0.0 0.00 0.0 0.00 KOSC AWOS obs :10/31 09:15 NW 6 7.00mi Overcast OVC010 47F 47F 100% 44 NA 29.76"Hg
11/1/2018 9:00 AM 0.00 0.0 M M M
11/2/2018 9:00 AM 0.00 0.0 M M M
11/3/2018 9:00 AM 0.00 0.0 M M M
11/4/2018 9:00 AM 0.00 0.0 M M M
11/5/2018 9:00 AM 0.27 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/05 08:55 S 8 G 16 10.00mi Overcast OVC007 47F 47F 100% 43F NA 29.90"Hg
11/6/2018 2:00 PM 0.90 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/06 14:15 W 23 G 30 10.00mi Overcast and Breezy SCT010 BKN017 OVC025 49F 47F 95% 42F NA 29.35"Hg
11/7/2018 9:00 AM T 0.0 0.00 0.0 0.00 KOSC AWOS Obs 11/07 09:15 W 18 G 26 10.00 Overcast OVC033 38 30 73% 28 NA 29.85
11/8/2018 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 11/08 09:15 W 7 10.00mi Overcast OVC043 35F 29F 80% 29F NA 30.29"Hg
11/9/2018 9:00 AM 0.12 1.0 0.12 1.0 0.12 KOSC AWOS obs 11/09 09:15 S 5 4.00mi Light Snow BKN008 OVC014 34F 34F 100% 29F NA 30.11"Hg Our first snow accumulation of the Fall.
11/10/2018 9:00 AM 0.21 0.4 0.21 0.5 M KOSC AWOS obs 11/10 09:15 W 10 10.00mi Overcast SCT020 OVC027 28F 25F 91% 19F NA 29.99"Hg
11/11/2018 9:00 AM 0.05 0.7 0.05 M M KOSC AWOS obs 11/11 09:15 SW 10 5.00mi Light Snow SCT010 BKN035 OVC043 30F 28F 95% 21F NA 30.26"Hg
11/12/2018 9:00 AM T T T 0.6 M KOSC AWOS obs 11/12 09:15 SW 5 10.00mi Overcast OVC044 3F 29F 89% 27F NA 30.26"Hg
11/13/2018 9:00 AM 0.00 0.0 0.00 M M
11/14/2018 9:00 AM 0.00 0.0 0.00 0.1 M
11/15/2018 9:00 AM 0.00 0.0 0.00 0.1 M KOSC AWOS obs 11/15 09:15 SE 8 10.00mi Overcast OVC024 32F 26F 78% 25F NA 30.24"Hg
11/16/2018 9:00 AM 0.62 5.7 0.62 5.7 0.62 KOSC AWOS obs 11/16 09:15 SW 8 2.50mi Light Snow SCT009 SCT028 OVC055 32F 32F 100% 25F NA 29.70"Hg
11/17/2018 9:00 AM 0.00 0.0 M M M
11/18/2018 9:00 AM 0.00 0.0 M M M
11/19/2018 9:00 AM 0.00 0.0 0.00 2.5 0.34 KOSC AWOS obs 11/19 09:15 Calm 10.00mi Overcast BKN030 OVC120 25F 21F 86% NA NA 30.05"Hg
11/20/2018 9:00 AM T 0.2 0.01 2.5 0.49 KOSC AWOS obs 11/20 09:15 NW 9 10.00mi Fair CLR 20F 13F 73% 10F NA 30.14"Hg First American Tree Sparrow of the season arrived during migration here today from the far north boreal forest.
11/21/2018 9:00 AM 0.00 0.0 M M M
11/22/2018 9:00 AM 0.00 0.0 0.00 2.2 0.39 KOSC AWOS obs 11/22 09:15 N 6 10.00mi Overcast OVC033 14F 8F 78% 5F NA 30.57"Hg
11/23/2018 9:00 AM 0.00 0.0 0.00 2.0 M KOSC AWOS obs 11/23 08:35 S 8 10.00mi Fair CLR 30F 23F 75% 22F NA 30.15"Hg
11/25/2018 9:00 AM 0.13 0.0 0.00 0.5 M KOSC AWOS obs 11/25 08:55 W 6 10.00mi Mostly Cloudy BKN020 BKN031 37F 35F 92% 32F NA 29.79"Hg
11/28/2018 9:00 AM 0.00 0.0 0.00 1.3 0.16 KOSC AWOS obs 11/28 09:15 NW 13 10.00mi Overcast OVC020 29F 22F 75% 19F NA 29.88"Hg &rising
11/30/2018 9:00 AM 0.03 0.3 0.03 1.2 M KOSC AWOS obs 11/30 09:15 Calm 4.00mi Fog/Mist OVC011 30F 30F 100% NA NA 29.99"Hg
12/6/2018 9:00 AM 0.01 0.2 0.01 0.8 M KOSC AWOS obs 12/06 09:15 W 8 10.00mi Overcast OVC039 28F 24F 86% 20F NA 30.00"Hg
12/8/2018 9:00 AM 0.03 1.0 0.03 1.8 0.11 KOSC AWOS obs 12/08 09:15 SW 10 10.00mi Overcast OVC035 21F 17F 83% 10F NA 30.51"Hg
12/13/2018 9:00 AM 0.10 1.4 0.10 1.9 0.16 KOSC AWOS obs 12/13 09:15 SW 3 1.00 Fog/Mist BKN014 OVC033 32F 32F 100% NA NA 30.12"Hg
12/14/2018 9:00 AM 0.09 0.1 0.09 M M KOSC AWOS obs 12/14 09:15 Calm 1.00mi Fog/Mist BKN029 OVC080 32F 32F 100% NA NA 30.18"Hg -RN freezing on sidewalk/road surfaces
12/21/2018 9:00 AM 0.31 0.0 0.00 0.0 0.00 KOSC AWOS obs 12/21 09:15 N 8 10.00mi Unknown Precip OVC007 37F 37F 100% 31F NA 29.45"Hg
12/23/2018 9:00 AM 0.02 0.2 0.02 0.2 0.02 KOSC AWOS obs 12/23 09:15 Calm 3.00mi Light Snow BKN018 OVC024 28F 24F 87% NA NA 30.02"Hg
12/24/2018 9:00 AM 0.03 0.8 0.03 0.8 0.03 KOSC AWOS obs 12/24 09:15 W 7 4.00mi Light Snow BKN050 BKN070 OVC080 29F 28F 96% 22F NA 30.01"Hg
12/28/2018 10:55 AM 0.22 0.0 0.00 0.0 0.00 KOSC AWOS obs 12/28 10:55 SW 9 7.00mi Overcast BKN004 BKN027 OVC060 48F 48F 100% 44F NA 29.60"Hg
12/29/2018 9:00 AM 0.00 0.0 0.00 M M
12/30/2018 9:00 AM 0.02 0.1 0.02 0.1 0.02
1/1/2019 9:00 AM 0.82 1.5 0.82 1.5 0.82 KOSC AWOS obs 1/01 09:15 N 12 G 17 10.00mi Overcast OVC014 20F 17F 88% 8F NA 30.20"Hg
1/2/2019 9:00 AM T T T M M KOSC AWOS obs 1/02 09:15 Calm 10.00mi Overcast OVC022 14F 12F 92% NA NA 30.26"Hg
1/3/2019 9:00 AM 0.10 2.0 0.10 2.5 0.30 KOSC AWOS obs 1/03 09:15 SW 9 7.00mi Overcast OVC017 27F 24F 92% 18F NA 29.91"Hg
1/5/2019 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 01/05 09:16 W 3 7.00mi Partly Cloudy SCT095 NA NA NA NA NA 29.72"Hg
1/6/2019 9:00 AM 0.00 0.0 0.00 T T
1/7/2019 9:00 AM 0.21 2.3 0.21 2.3 0.21 KOSC AWOS obs 1/07 09:15 SE 17 G 28 1.50mi Light Snow OVC008 28F 27F 96% 16F NA 30.11"Hg
1/8/2019 9:00 AM 0.21 0.0 0.00 M M KOSC AWOS obs 1/08 09:15 SW 9 7.00mi Overcast OVC015 36F 35F 97% 29F NA 29.71"Hg
1/9/2019 9:00 AM 0.05 0.0 M 1.5 M KOSC AWOS obs 01/09 09:15 W 12 G 21 10.00mi Fair CLR 23F 15F 73% 11F NA 29.9"Hg
1/11/2019 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 1/11 09:16 Calm 10.00mi Partly Cloudy SCT110 14F 8F 77% NA NA 30.43"Hg
1/12/2019 9:00 AM T T T 1.5 M
1/13/2019 9:00 AM 0.03 0.3 0.03 1.5 M
1/14/2019 9:00 AM 0.00 0.0 0.00 1.5 M KOSC AWOS obs 01/14 09:15 S 7 10.00mi Overcast OVC017 19F 16F 88% 10F NA 30.29"Hg
1/29/2019 9:00 AM 0.52 10.0 0.52 19.0 M KOSC AWOS obs 1/29 09:15 SW 6 10.00mi Overcast SCT043 OVC055 -0F -5F 79% -12F NA 29.69"Hg
1/30/2019 9:00 AM 0.02 0.5 0.02 17.0 M KOSC AWOS obs 01/30 09:15 SW 17 10.00mi Overcast OVC090 -6F -14F 69% -28F NA 29.74"Hg Coldest day to date
2/1/2019 9:00 AM 0.00 0.0 0.00 14.5 M KOSC AWOS obs 2/01 09:16 SW 3 7.00mi Fair CLR -13F -19F 72% NA NA 30.35"Hg
2/3/2019 9:00 AM 0.02 0.0 0.00 11.5 M KOSC AWOS obs 02/03 09:15 SW 8 1.00mi Fog/Mist OVC003 37F 37F 100% 31F NA 29.78"Hg Sidewalks have ice coating. Temp began rising from 31F around midnight.
2/4/2019 9:00 AM 0.01 0.0 0.00 M M KOSC AWOS obs 02/04 09:16 Calm 0.15 Fog OVC002 35 35 100% NA NA 29.77
2/5/2019 9:00 AM 0.00 0.0 0.00 5.0 M KOSC AWOS obs 02/05 09:16 W 14 10.00 Overcast OVC023 24 16 72% 12 NA 30.12
2/6/2019 9:00 AM 0.25 1.0 0.25 5.0 M KOSC AWOS obs 02/06 09:15 E 7 1.50mi Light Snow OVC005 28F 28F 100% 21F NA 29.97"Hg
2/8/2019 9:00 AM 0.49 1.0 0.49 M M KOSC AWOS obs 02/08 09:16 W 16 G 29 7.00mi Overcast BKN027 BKN035 OVC042 19F 11F 73% 4F NA 29.95"Hg
2/10/2019 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 02/10 09:15 Calm 10.00 Overcast OVC100 13 9 83% NA NA 30.57
2/11/2019 9:00 AM 0.05 1.5 0.05 M M KOSC AWOS obs 02/11 09:15 E 13 10.00 Overcast OVC018 26 21 81% 15 NA 30.33
2/12/2019 9:00 AM 0.16 1.0 0.16 8.0 M KOSC AWOS obs 02/12 09:16 E 17 G 24 1.25mi Light Snow OVC010 24F 22F 89% 11F NA 29.87"Hg
2/13/2019 9:00 AM 0.69 8.0 0.69 13.0 M KOSC AWOS obs 02/13 09:15 W 12 1.50mi Light Snow SCT021 BKN026 OVC032 19F 15F 85% 6F NA 29.51"Hg
2/18/2019 9:00 AM 0.14 1.0 0.14 13.0 M KOSC AWOS obs 02/18 09:15 N 12 3.00mi Light Snow SCT015 OVC023 18F 12F 77% 5F NA 30.18"Hg
2/22/2019 9:00 AM 0.00 0.0 0.00 M M
2/23/2019 9:00 AM 0.00 0.0 0.00 11.0 M
2/24/2019 9:00 AM 0.52 0.0 0.00 10.0 M KOSC AWOS obs 02/24 08:55 S 7 10.00mi Light Snow SCT003 BKN030 OVC039 39F 39F 100% 34F NA 29.03"Hg
2/25/2019 9:00 AM 0.01 0.1 0.01 9.0 M KOSC AWOS obs 02/25 09:15 W 17 G 38 7.00mi Overcast OVC034 16F 6F 64% 0F NA 30.08"Hg
2/27/2019 9:00 AM 0.23 6.5 0.23 12.5 1.52 KOSC AWOS obs 02/27 08:35 SE 8 0.75mi Light Snow OVC013 16F 13F 86% 5F NA 30.26"Hg
2/28/2019 9:00 AM 0.07 3.5 0.07 13.0 M KOSC AWOS obs 02/28
3/1/2019 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 03/01 09:15 W 7 10.00mi Overcast OVC075 16F 12F 86% 6F NA 30.22"Hg
3/2/2019 9:00 AM 0.10 1.9 0.10 15.0 M KOSC AWOS obs 02/02 09:15 Calm 1.25mi Light Snow SCT021 BKN029 OVC037 24F 23F 98% NA NA 30.13"Hg
3/3/2019 9:00 AM 0.04 1.2 0.04 15.5 M KOSC AWOS obs 3/03 09:15 NW 9 1.00mi Light Snow OVC015 15F 10F 83% 3F NA 30.16"Hg
3/10/2019 9:00 AM 0.78 0.2 M M M KOSC AWOS obs 03/10 09:15 SW 21 G 25 10.00mi Overcast and Breezy OVC013 NA NA NA -22 NA 29.35
3/11/2019 9:00 AM 0.00 0.0 0.00 12.0 M
3/12/2019 9:00 AM 0.00 0.0 0.00 M M
3/13/2019 9:00 AM 0.05 0.0 0.00 M M KOSC AWOS obs 03/13 09:15 S 10 G 18 10.00mi Overcast OVC046 36F 28F 71% 29F NA 29.99"Hg
3/14/2019 9:00 AM 0.00 0.0 M M M
3/15/2019 9:00 AM 0.00 0.0 M M M
3/16/2019 9:00 AM 0.00 0.0 0.00 7.5 M KOSC AWOS obs 03/16 08:55 W 12 G 16 10.00mi Overcast SCT055 OVC080 27F 18F 67% 16F NA 30.10"Hg Light, occasional snow flurries. First of the year American Robin singing!
3/17/2019 9:00 AM 0.00 0.0 M M M
3/18/2019 9:00 AM 0.00 0.0 M M M
3/19/2019 9:00 AM 0.00 0.0 M M M KOSC AWOS obs 03/19 08:55 SW 3 10.00mi Partly Cloudy SCT120 27F 21F 80% NA NA 30.34"Hg
3/21/2019 9:00 AM 0.08 0.0 0.00 M M KOSC AWOS obs 03/21 08:56 NW 3 0.75mi Fog/Mist OVC002 34F 34F 100% NA NA 29.92"Hg
3/22/2019 9:00 AM 0.00 0.0 M M M
3/23/2019 9:00 AM 0.00 0.0 M M M
3/24/2019 9:00 AM 0.00 0.0 M M M
3/25/2019 9:00 AM 0.00 0.0 M M M
3/26/2019 9:00 AM 0.00 0.0 0.00 M M KOSC AWOS obs 03/26 08:56 NW 3 10.00mi Fair CLR 26F 13F 60% NA NA 30.45"Hg
3/30/2019 9:00 AM 0.22 1.8 0.22 2.0 0.22 KOSC AWOS obs 03/30 08:55 NE 6 5.00mi Light Snow OVC003 32F 32F 100% 26F NA 29.82"Hg NA Could this be the last snow of the season???
3/31/2019 9:00 AM 0.11 0.0 0.00 0.0 0.00 KOSC AWOS obs 03/31 08:56 NW 16 G 23 10.00mi Overcast OVC025 21F 13F 70% 7 NA 30.04"Hg
4/1/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/01 08:56 SW 6 10.00mi Fair CLR 25F 19F 78% 18F NA 30.29"Hg
4/3/2019 9:00 AM 0.01 0.1 0.01 0.5 0.01 KOSC AWOS obs 04/03 08:55 W 22 G 35 10.00mi Fair and Breezy CLR 33F 22F 65% 21F NA 30.00"Hg
4/5/2019 9:00 AM 0.08 0.4 0.08 0.5 M KOSC AWOS obs 04/05 08:55 SE 6 3.00mi Light Snow OVC005 32F 32F 100% 26F NA 30.21"Hg NA
4/9/2019 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/09 08:55 NW 14 G 20 10.00mi Overcast OVC012 40F 37F 88% 32F NA 29.69"Hg
4/10/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/10 08:56 N 7 10.00mi Overcast BKN025 OVC031 33F 28F 80% 27F NA 30.06"Hg
4/11/2019 9:45 AM 0.06 0.5 0.06 0.5 0.06 KOSC AWOS obs 04/11 09:36 E 15 G 20 7.00mi Light Snow OVC065 31F 25F 77% 20F NA 30.22"Hg
4/12/2019 9:00 AM 0.36 0.5 0.36 0.0 0.00 KOSC AWOS obs 04/12 08:55 Calm 3.00mi Light Snow SCT021 BKN047 OVC060 37F 37F 100% NA NA 29.69"Hg Rain /mist all night long. Most snow on the ground has melted with the rain. 0.5" of snow listed in today's data: Snow board had 0.2" of new snow after the rain stopped this morning.
4/15/2019 9:00 AM 0.93 7.5 0.93 7.5 0.93 KOSC AWOS obs 04/15 08:55 NW 9 G 16 10.00mi Fair CLR 34F 27F 78% 27F NA 29.76"Hg Although predicted, it was fun to watch this storm develop and precipitate. Within 6 hours we went from totally brown ground to 7.5 inches of beautifully white snow.
4/16/2019 7:00 PM T 0.0 0.00 2.0 M Little remains of Sunday's snowfall except in the shadows of buildings, conifers, and on roofs not in direct sunlight.. In these exceptions there may be 2-3 inches. On overall landscape snow only amounts to less than 10% of ground cover.
4/18/2019 9:00 AM 0.31 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/18 08:55 SW 7 10.00mi Fair CLR 57F 54F 89% NA NA 29.52"Hg Only snow visible is in deep shadows. 99% of snow has melted.
4/21/2019 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/21 08:55 W 6 10.00mi Mostly Cloudy BKN110 52F 32F 47% NA NA 29.94"Hg
4/23/2019 9:00 AM 0.06 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/23 08:55 S 6 10.00mi Rain BKN027 OVC032 52F 50F 92% NA NA 29.68"Hg
4/26/2019 9:00 AM 0.02 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/26 08:55 NW 13 G 16 4.00mi Light Rain OVC006 44F 44F 100% 38F NA 29.52"Hg
5/4/2019 9:00 AM T 0.0 0.00 0.0 0.00 KOSC AWOS obs 04/04 08:56 NW 5 10.00mi Fair CLR 47 35F 63% 45F NA 30.03"Hg
5/5/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/05 08:55 SW 8 10.00mi Fair CLR 51F 42F 71% NA NA 29.88"Hg
5/6/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/06 08:55 N 3 10.00mi Overcast OVC085 49F 40F 71% NA NA 29.98"Hg
5/7/2019 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/07 08:55 N 7 10.00mi Mostly Cloudy SCT085 BKN110 40F 28F 63% 35F NA 30.27"Hg
5/8/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/08 08:55 E 7 10.00mi Fair CLR 44F 32F 62% 40F NA 30.37"Hg
5/9/2019 9:00 AM 0.41 0.0 0.00 0.0 0.00 KOSC AWOS obs 05Hey Bob, KOSC AWOS obs 05/09 08:55 E 12 G 16 10.00mi Light Rain SCT060 BKN070 OVC090 42F 40F 93% 35F NA 29.82"Hg
5/13/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/13 08:55 NE 10 10.00mi Light Rain SCT018 BKN044 OVC050 42F 40F 95% 36F NA 29.88"Hg
5/16/2019 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/16 08:56 E 3 10.00mi Fair CLR 45F 38F 79% NA NA 29.89"Hg
5/20/2019 9:00 AM 0.49 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/20 08:56 W 16 10.00mi Overcast BKN024 OVC037 48F 41F 77% 42F NA 29.74"Hg
5/21/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00
5/24/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/24 08:55 NW 5 10.00mi Overcast OVC023 55F 47F 77% NA NA 30.17"Hg
5/25/2019 9:00 AM 0.66 0.0 0.00 0.0 0.00 KOSC AWOS obs 5/25 08:56 S 10 7.00mi Light Rain OVC003 60F 60F 100% NA NA 29.84"Hg
5/26/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00
5/27/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00
5/28/2019 8:30 AM 0.64 0.0 0.00 0.0 0.00 KOSC AWOS obs 05/28 08:15 NE 13 7.00mi Overcast OVC003 46F 46F 100% 40F NA 29.72"Hg
6/9/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 6/09 09:38 SE 6 10.00mi Fair CLR 64F 48F 57% NA NA 30.12"Hg
6/10/2019 9:00 AM 1.79 0.0 0.00 0.0 0.00 KOSC AWOS obs 06/10 08:55 W 6 7.00mi Light Rain BKN004 OVC009 65F 65F 100% NA NA 29.80"Hg
6/13/2019 9:00 AM 0.49 0.0 0.00 0.0 0.00
6/14/2019 8:00 AM 0.42 0.0 0.00 0.0 0.00 KOSC AWOS obs 06/14 07:36 W 10 10.00mi Fair CLR 52F 43F 72% NA NA 29.90"Hg Beautiful clear warm calm morning. 1st in two weeks.
6/28/2019 9:00 AM 0.24 0.0 0.00 0.0 0.00 KOSC AWOS obs 6/28 08:56 Calm 10.00mi Mostly Cloudy BKN110 66F 65F 99% NA NA 30.16"Hg
7/2/2019 7:30 AM 0.04 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/02 07:15 Calm 5.00mi Light Rain SCT003 SCT010 OVC018 67F 67F 100% NA NA 29.88"Hg
7/8/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 7/08 09:35 Calm 10.00mi Fair CLR 63F 51F 65% NA NA 30.11"Hg
7/11/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 Fair 70°F 21°C Humidity 73% Wind Speed NW 17 G 25 mph Barometer 29.81 in Dewpoint 61°F (16°C) Visibility 10.00 mi Last update 11 Jul 8:35 am ED
7/15/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 7/15 08:58 S 7 10.00 Partly Cloudy SCT085 70 58 66% NA NA 30.10 NA
7/16/2019 9:00 AM 0.08 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/16 08:57 W 12 10.00 Fair CLR 78 64 63% NA 80 29.92 NA
7/19/2019 10:25 AM 0.42 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/19 10:18 Calm 10.00mi Light Rain SCT060 SCT075 SCT095 71F 70F 96% NA NA 29.70"Hg
7/21/2019 9:00 AM 0.52 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/21 08:56 W 5 10.00mi Fair CLR 70F 63F 78% NA NA 29.95"Hg
7/22/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/22 08:55 N 6 10.00mi Fair CLR 60F 53F 77% NA NA 29.97"Hg
7/23/2019 9:00 AM 0.92 0.0 0.00 0.0 0.00 Severe very local lightening. Neighbors lost electrical service..
7/25/2019 9:00 AM T 0.0 0.00 0.0 0.00
7/28/2019 9:00 AM 1.12 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/28 08:56 Calm 10.00mi Fair CLR 73F 70F 91% NA NA 30.01"Hg
7/29/2019 9:00 AM T 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/29 08:55 SW 13 10.00mi Fair CLR 77F 69F 77% NA 79F 29.83"Hg
7/30/2019 9:00 AM 0.47 0.0 0.00 0.0 0.00 KOSC AWOS obs 07/30 08:36 NW 3 10.00mi Overcast OVC022 68F 68F 99% 29.94"Hg
8/4/2019 9:00 AM 0.46 0.0 0.00 0.0 0.00
8/5/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/05 08:55 SW 5 10.00mi Fair CLR 71F 66F 87% NA NA 29.95"Hg
8/6/2019 9:00 AM 0.14 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/06 08:56 W 5 10.00 Partly Cloudy SCT095 SCT120 70 67 92% NA NA 29.77
8/8/2019 9:00 AM 0.04 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/08 08:56 W 10 10.00 Overcast BKN020 BKN025 OVC080 69 66 91% NA NA 29.65
8/9/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00
8/10/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/10 08:55 W 8 10.00 Fair CLR 66 54 66% NA NA 29.99
8/11/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00
8/12/2019 9:00 AM 0.03 0.0 0.00 0.0 0.00
8/13/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/13 08:56 N 7 10.00 Fair CLR 64 54 70% 29.85
8/14/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/14 08:55 E 8 10.00 Fair CLR 70 62 75% NA NA 29.99
8/15/2019 9:00 AM 0.01 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/15 08:56 Calm 10.00 Partly Cloudy SCT110 64 58 81% 30.03
8/16/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00
8/17/2019 9:00 AM 0.23 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/17 09:15 W 10 10.00 Partly Cloudy SCT009 69 67 95% NA NA 29.88
8/18/2019 9:00 AM 0.13 0.0 0.00 0.0 0.00
8/19/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/20 08:56 Calm 10.00 Fair CLR 64 56 75% 30.01
8/20/2019 9:00 AM 0.00 0.0 0.00 0.0 0.00 KOSC AWOS obs 08/20 08:56 Calm 10.00 Fair CLR 64 56 75% 30.01
8/21/2019 9:00 AM 0.00 0.0 M M M
8/22/2019 9:00 AM 0.00 0.0 M M M
8/23/2019 9:00 AM 0.00 0.0 M M M
8/24/2019 9:00 AM 0.00 0.0 M M M
8/25/2019 9:00 AM 0.00 0.0 M M M
8/26/2019 9:00 AM 0.00 0.0 M M M
8/27/2019 9:00 AM 0.00 0.0 M M M
8/28/2019 9:00 AM 0.00 0.0 M M M
8/29/2019 9:00 AM 0.00 0.0 M M M
8/30/2019 9:00 AM 0.00 0.0 M M M
8/31/2019 9:00 AM 0.00 0.0 M M M
9/1/2019 9:00 AM 0.00 0.0 M M M
9/2/2019 9:00 AM T 0.0 0.00 0.0 0.00 KOSC AWOS obs 09/02 08:55 W 7 10.00 Overcast SCT042 OVC060 65 58 78% NA NA 30.02



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/11/2018 10/07/2018 9:00 AM 27 3.44 0.0 0.00 Gone to Nova Scotia.
10/10/2018 10/11/2018 9:00 AM 2 1.26 0.0 0.00
10/12/2018 10/26/2018 9:00 AM 15 0.42 0.0 0.00
12/1/2018 12/03/2018 9:00 AM 3 1.30 0.8 0.13
1/15/2019 1/28/2019 9:00 AM 14 0.97 10.0 0.97 Nepal trip
2/19/2019 2/21/2019 9:00 AM 3 0.12 12.0 M
3/4/2019 3/06/2019 9:00 AM 3 T 14.0 M
3/7/2019 3/09/2019 9:00 AM 3 0.00 M M
4/6/2019 4/08/2019 9:00 AM 3 0.09 0.0 0.00 KOSC AWOS obs 04/08 08:56 W 10 10.00mi Overcast OVC011 51 50F 97% NA NA 29.72"Hg Only snow in deep shadows remains. 99.99% has melted.
4/27/2019 5/01/2019 8:45 AM 5 0.61 0.0 0.00 KOSC AWOS obs 05/01 08:35 E 16 G 24 4.00mi Light Snow OVC003 39F 39F 100% 30F NA 30.08" While this automated report indicates light snow, I see none where I am, 10 miles away to the SW. We have no snow falling, nor any on the ground.
5/2/2019 5/03/2019 9:00 AM 2 1.03 0.0 0.00 KOSC AWOS obs 05/03 08:56 N 7 10.00mi Overcast OVC008 40F 39F 97% 35F NA 30.12"Hg
5/22/2019 5/23/2019 9:00 AM 2 0.31 0.0 0.00
5/29/2019 6/08/2019 9:00 AM 11 0.50 0.0 0.00
6/15/2019 6/27/2019 1:30 PM 13 1.59 0.0 0.00 Trip to Alaska
7/3/2019 7/07/2019 9:00 AM 5 0.44 0.0 0.00 Class reunion @ Crystal Falls, MI
9/11/2019 10/18/2019 10:30 AM 38 6.51 0.0 0.00 Tiny amount of ice in gauge. Last night's temp low was 32F. Trip to S. Utah National Parks.



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