Station Overview Station Location
Station Number MN-LK-9 Latitude 47.412579
Station Name Silver Bay 11.5 NE Longitude -91.105759
County Lake Elevation (ft) 632



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 14 3.33 1.30 30 1.05 26 0.25 4 1 7 0 0.5 1 1
Nov 14 2.36 0.84 26 0.84 26 0.00 0 0 10 0 2.8 4 11
Dec 14 1.35 1.73 29 1.73 29 0.00 0 0 11 0 5.0 6 10
Jan 15 1.21 0.73 28 0.73 28 0.00 0 0 8 3 8.0 10 27
Feb 15 0.89 0.62 26 0.62 12 0.00 14 0 4 0 5.7 5 13
March 15 1.55 1.04 31 0.39 25 0.65 6 1 5 1 1.0 2 6
April 15 2.60 1.76 30 1.76 30 0.00 0 0 8 0 1.6 2 1
May 15 3.15 0.47 9 0.47 9 0.00 0 0 2 0 0.0 0 0
June 15 3.82 4.64 28 4.64 28 0.00 0 0 14 0 0.0 0 0
July 15 3.43 1.94 31 1.94 31 0.00 0 0 5 2 0.0 0 0
Aug 15 3.28 4.86 29 4.86 29 0.00 0 0 11 2 0.0 0 0
Sept 15 3.45 5.23 29 5.23 29 0.00 0 0 11 0 0.0 0 0
Water Year Totals: 30.42" 25.16" 326 days 24.26" 302 0.90" 24 days 2 96 days 8 days 24.6" 30 days 69 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
10/1/2014 0.00
10/2/2014 0.78 **
10/3/2014 **
10/4/2014 **
10/5/2014 0.25
10/6/2014
10/7/2014 0.00
10/8/2014 0.00
10/9/2014 0.00
10/10/2014 0.00
10/11/2014 0.00
10/12/2014 0.00
10/13/2014 0.00
10/14/2014 0.00
10/15/2014 0.00
10/16/2014
10/17/2014 0.00
10/18/2014 0.03
10/19/2014 0.00
10/20/2014 0.00
10/21/2014 0.00
10/22/2014 0.00
10/23/2014 0.03
10/24/2014 0.05
10/25/2014 0.00
10/26/2014 0.00
10/27/2014 0.00
10/28/2014 0.07
10/29/2014 0.01
10/30/2014 0.00
10/31/2014 0.08
11/1/2014 0.00
11/2/2014 0.00
11/3/2014 0.00
11/4/2014 0.06
11/5/2014 0.00
11/6/2014 0.00
11/7/2014 0.03
11/8/2014 0.28
11/9/2014 0.01
11/10/2014 0.00
11/11/2014 0.14
11/12/2014 0.00
11/13/2014 0.06
11/14/2014 0.01
11/15/2014 0.00
11/16/2014 0.00
11/17/2014 0.00
11/18/2014 0.00
11/19/2014 0.00
11/20/2014 0.08
11/21/2014 0.00
11/22/2014 0.00
11/23/2014 0.06
11/24/2014 0.11
11/25/2014 0.00
11/26/2014 0.00
11/27/2014
11/28/2014
11/29/2014
11/30/2014
12/1/2014 0.05
12/2/2014 0.00
12/3/2014 0.00
12/4/2014 0.00
12/5/2014 0.00
12/6/2014 0.00
12/7/2014
12/8/2014 0.25
12/9/2014 0.03
12/10/2014 0.00
12/11/2014 0.00
12/12/2014 0.00
12/13/2014 0.00
12/14/2014 0.00
12/15/2014 0.21
12/16/2014 0.45
12/17/2014 0.15
12/18/2014 0.00
12/19/2014 0.00
12/20/2014 0.10
12/21/2014 0.10
12/22/2014 0.08
12/23/2014 0.22
12/24/2014 0.09
12/25/2014 0.00
12/26/2014 0.00
12/27/2014 0.00
12/28/2014
12/29/2014 0.00
12/30/2014 0.00
12/31/2014 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2015 0.00
1/2/2015 0.00
1/3/2015 0.05
1/4/2015 0.06
1/5/2015 0.00
1/6/2015 0.00
1/7/2015 M
1/8/2015 0.00
1/9/2015 0.09
1/10/2015 0.00
1/11/2015 0.00
1/12/2015 0.00
1/13/2015 0.00
1/14/2015 0.02
1/15/2015 0.00
1/16/2015
1/17/2015 T
1/18/2015 0.17
1/19/2015 0.10
1/20/2015 T
1/21/2015 0.00
1/22/2015 0.00
1/23/2015 T
1/24/2015 0.00
1/25/2015 0.00
1/26/2015 0.20
1/27/2015 0.04
1/28/2015 0.00
1/29/2015 0.00
1/30/2015 0.00
1/31/2015 M
2/1/2015 0.00
2/2/2015 0.00
2/3/2015 0.00
2/4/2015 0.00
2/5/2015 0.00
2/6/2015 0.00
2/7/2015 0.03
2/8/2015 0.19
2/9/2015 0.10
2/10/2015 0.00
2/11/2015 0.30
2/12/2015 0.00
2/13/2015
2/14/2015 M
2/15/2015 **
2/16/2015 **
2/17/2015 **
2/18/2015 **
2/19/2015 **
2/20/2015 **
2/21/2015 **
2/22/2015 **
2/23/2015 **
2/24/2015 **
2/25/2015 **
2/26/2015 **
2/27/2015 **
2/28/2015 **
3/1/2015 **
3/2/2015 **
3/3/2015 **
3/4/2015 **
3/5/2015 **
3/6/2015 0.00 0.65
3/7/2015 M
3/8/2015 0.00
3/9/2015 0.00
3/10/2015 0.00
3/11/2015 0.00
3/12/2015 0.00
3/13/2015 0.00
3/14/2015 0.03
3/15/2015 0.00
3/16/2015 0.00
3/17/2015 0.11
3/18/2015 0.00
3/19/2015 0.00
3/20/2015 0.00
3/21/2015 0.00
3/22/2015 0.00
3/23/2015 0.00
3/24/2015 0.00
3/25/2015 0.03
3/26/2015 0.08
3/27/2015 0.00
3/28/2015 0.00
3/29/2015 0.00
3/30/2015 0.14
3/31/2015 T
Day of YearDaily PrcpMultiday Prcp
4/1/2015 0.00
4/2/2015 0.02
4/3/2015 0.00
4/4/2015 0.00
4/5/2015 0.00
4/6/2015 0.00
4/7/2015 0.00
4/8/2015 0.15
4/9/2015 0.01
4/10/2015 0.08
4/11/2015 0.00
4/12/2015 0.00
4/13/2015 0.51
4/14/2015 0.00
4/15/2015 0.00
4/16/2015 0.00
4/17/2015 0.00
4/18/2015 0.00
4/19/2015 0.27
4/20/2015 0.68
4/21/2015 0.00
4/22/2015 0.04
4/23/2015 0.00
4/24/2015 0.00
4/25/2015 0.00
4/26/2015 0.00
4/27/2015 0.00
4/28/2015 0.00
4/29/2015 0.00
4/30/2015 0.00
5/1/2015 0.00
5/2/2015
5/3/2015 0.00
5/4/2015 0.00
5/5/2015 0.00
5/6/2015 0.00
5/7/2015 0.06
5/8/2015 0.41
5/9/2015 0.00
5/10/2015 0.00
5/11/2015
5/12/2015
5/13/2015
5/14/2015
5/15/2015
5/16/2015
5/17/2015
5/18/2015
5/19/2015
5/20/2015
5/21/2015
5/22/2015
5/23/2015
5/24/2015
5/25/2015
5/26/2015
5/27/2015
5/28/2015
5/29/2015
5/30/2015
5/31/2015
6/1/2015
6/2/2015
6/3/2015 0.45
6/4/2015 0.37
6/5/2015 0.18
6/6/2015 0.00
6/7/2015 1.20
6/8/2015 0.00
6/9/2015 0.14
6/10/2015 0.03
6/11/2015 0.00
6/12/2015 0.00
6/13/2015 0.00
6/14/2015 0.00
6/15/2015 0.00
6/16/2015 0.00
6/17/2015 0.00
6/18/2015 0.00
6/19/2015 0.00
6/20/2015 0.00
6/21/2015 0.83
6/22/2015 0.00
6/23/2015 0.63
6/24/2015 0.02
6/25/2015 0.61
6/26/2015 0.09
6/27/2015 0.00
6/28/2015 0.02
6/29/2015 0.04
6/30/2015 0.03
Day of YearDaily PrcpMultiday Prcp
7/1/2015 0.00
7/2/2015 0.00
7/3/2015 0.06
7/4/2015 0.00
7/5/2015 0.00
7/6/2015 0.42
7/7/2015 0.13
7/8/2015 0.00
7/9/2015 0.00
7/10/2015 0.00
7/11/2015 0.00
7/12/2015 0.00
7/13/2015 1.27
7/14/2015 0.06
7/15/2015 0.00
7/16/2015 0.00
7/17/2015 T
7/18/2015 0.00
7/19/2015 0.00
7/20/2015 0.00
7/21/2015 0.00
7/22/2015 0.00
7/23/2015 0.00
7/24/2015 0.00
7/25/2015 T
7/26/2015 0.00
7/27/2015 0.00
7/28/2015 0.00
7/29/2015 0.00
7/30/2015 0.00
7/31/2015 0.00
8/1/2015 0.15
8/2/2015 0.00
8/3/2015 0.04
8/4/2015 T
8/5/2015 0.00
8/6/2015 0.00
8/7/2015 0.86
8/8/2015 0.06
8/9/2015 0.00
8/10/2015 0.00
8/11/2015 0.00
8/12/2015 0.00
8/13/2015 0.02
8/14/2015 0.00
8/15/2015 0.00
8/16/2015 0.00
8/17/2015
8/18/2015 0.00
8/19/2015 2.02
8/20/2015 0.69
8/21/2015 T
8/22/2015 0.00
8/23/2015 0.46
8/24/2015 0.03
8/25/2015 0.01
8/26/2015 0.00
8/27/2015 0.00
8/28/2015 0.52
8/29/2015 0.00
8/30/2015
8/31/2015 0.00
9/1/2015 0.01
9/2/2015 0.00
9/3/2015 0.31
9/4/2015 0.00
9/5/2015 0.11
9/6/2015 0.85
9/7/2015 0.04
9/8/2015 0.01
9/9/2015 0.00
9/10/2015 0.00
9/11/2015 0.00
9/12/2015 0.00
9/13/2015 0.00
9/14/2015
9/15/2015 0.00
9/16/2015 0.00
9/17/2015 0.00
9/18/2015 1.64
9/19/2015 0.00
9/20/2015 0.00
9/21/2015 0.00
9/22/2015 0.00
9/23/2015 0.00
9/24/2015 1.46
9/25/2015 0.74
9/26/2015 0.05
9/27/2015 0.01
9/28/2015 0.00
9/29/2015 0.00
9/30/2015 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2014 7:00 AM 0.00 0.0 M M M
10/2/2014 7:00 AM 0.78 M M M M Rain, followed by drizzle and fog.
10/7/2014 7:00 AM 0.00 0.0 M M M
10/8/2014 7:00 AM 0.00 0.0 M M M
10/9/2014 7:00 AM 0.00 0.0 M M M
10/10/2014 7:00 AM 0.00 0.0 M M M
10/11/2014 7:00 AM 0.00 0.0 M M M Lt frost, first frost of season
10/12/2014 7:00 AM 0.00 0.0 M M M
10/13/2014 7:00 AM 0.00 0.0 M M M
10/14/2014 7:00 AM 0.00 0.0 M M M Mist, fog
10/15/2014 7:00 AM 0.00 0.0 M M M
10/17/2014 7:00 AM 0.00 0.0 M M M
10/18/2014 7:00 AM 0.03 M M M M Rain shwrs
10/19/2014 7:00 AM 0.00 0.0 M M M
10/20/2014 7:00 AM 0.00 0.0 M M M
10/21/2014 7:00 AM 0.00 0.0 M M M
10/22/2014 7:00 AM 0.00 0.0 M M M
10/23/2014 7:00 AM 0.03 M M M M Lt rain
10/24/2014 7:00 AM 0.05 M M M M Lt rain Dense fog mid-morning throughout the night
10/25/2014 7:00 AM 0.00 0.0 M M M Dense fog until 11 AM
10/26/2014 7:00 AM 0.00 0.0 M M M Gusty NW wind, peak wind 36 mph
10/27/2014 7:00 AM 0.00 0.0 M M M
10/28/2014 7:00 AM 0.07 M M M M Rain shwrs
10/29/2014 7:00 AM 0.01 M M M M Drizzle
10/30/2014 7:00 AM 0.00 0.0 M M M
10/31/2014 7:00 AM 0.08 0.5 0.05 0.5 0.05 Lt rain shwr, lt snow
11/1/2014 7:00 AM 0.00 0.0 M 0.0 M
11/2/2014 7:00 AM 0.00 0.0 M M M
11/3/2014 7:00 AM 0.00 0.0 M M M
11/4/2014 7:00 AM 0.06 M M M M Lt shwrs
11/5/2014 7:00 AM 0.00 0.0 M M M Mist. Brief hvy shwrs 3 miles west 1-3 PM
11/6/2014 7:00 AM 0.00 0.0 M M M
11/7/2014 7:00 AM 0.03 M M M M Rain shwr
11/8/2014 7:00 AM 0.28 M M M M Rain briefly mixed with snow
11/9/2014 7:00 AM 0.01 M M M M Snow shwrs all day, melted on contact
11/10/2014 7:00 AM 0.00 0.0 M M M
11/11/2014 7:00 AM 0.14 1.4 0.14 1.5 0.14 Lt snow began at 10 AM mixed with freezing mist
11/12/2014 7:00 AM 0.00 0.0 M 1.0 M Snow shwrs
11/13/2014 7:00 AM 0.06 0.4 0.06 1.5 M Brief hvy snow showers, most melted on contact with hard surfaces
11/14/2014 7:00 AM 0.01 0.2 0.01 M M Snow showers
11/15/2014 7:00 AM 0.00 0.0 M 1.0 M
11/16/2014 7:00 AM 0.00 0.0 M 0.5 M
11/17/2014 7:00 AM 0.00 0.0 M 0.5 M 50 pct of ground has snow cover, nearby woodlots have more depth
11/18/2014 7:00 AM 0.00 0.0 M 0.5 M Freq gusts NNW 30+ mph, Peak gust 36 mph 10 AM
11/19/2014 7:00 AM 0.00 0.0 M 0.5 M Very lt snow at 7 AM obs time
11/20/2014 7:00 AM 0.08 0.8 0.08 1.5 M Hvy snow showers, occasional whiteout conditions on Hwy 61
11/21/2014 7:00 AM 0.00 0.0 M 1.0 M Gusty north wind, peak gust 31 mph, blowing snow
11/22/2014 7:00 AM 0.00 0.0 M 1.0 M Sustained wind WSW 20-30 mph 9AM-10PM, Pk gust 38 mph
11/23/2014 7:00 AM 0.06 M M 0.0 M Lt rain
11/24/2014 7:00 AM 0.11 M M M M Dense fog all day, lt rain over night
11/25/2014 7:00 AM 0.00 0.0 M M M NW gale, peak wind 39 mph, sustained winds 20-30 mph 8AM- 7PM
11/26/2014 7:00 AM 0.00 0.0 M M M Very lt snow began before 7AM, trace accumulation
12/1/2014 7:00 AM 0.05 0.5 0.05 0.5 M Lt snow
12/2/2014 7:00 AM 0.00 0.0 M 0.5 M SW gale, freq gust 30+mph, pk wind 41 mph
12/3/2014 7:00 AM 0.00 0.0 M T M
12/4/2014 7:00 AM 0.00 0.0 M M M
12/5/2014 7:00 AM 0.00 0.0 M M M
12/6/2014 7:00 AM 0.00 0.0 M M M
12/8/2014 7:00 AM 0.25 0.5 0.25 0.5 0.25 Rain snow mix, icy slush
12/9/2014 7:00 AM 0.03 M M M M Rain snow mix, all melted
12/10/2014 7:00 AM 0.00 0.0 M M M Very light snow, mist
12/11/2014 7:00 AM 0.00 0.0 M M M
12/12/2014 7:00 AM 0.00 0.0 M M M
12/13/2014 7:00 AM 0.00 0.0 M M M Fog 4PM-6AM
12/14/2014 7:00 AM 0.00 0.0 M M M Dense fog
12/15/2014 7:00 AM 0.21 M M M M Dense fog, mist, lt rain
12/16/2014 7:00 AM 0.45 1.0 0.11 1.0 0.11 Fog, all day rain changed to snow 8:30PM
12/17/2014 7:00 AM 0.15 1.5 0.15 2.5 M Lt snow all day
12/18/2014 7:00 AM 0.00 0.0 M 1.5 M
12/19/2014 7:00 AM 0.00 0.0 M 1.0 M
12/20/2014 7:00 AM 0.10 0.8 0.10 2.0 M Lt snow
12/21/2014 7:00 AM 0.10 0.7 0.10 2.5 M Lt snow rain mix
12/22/2014 7:00 AM 0.08 M M 1.5 M Lt rain snow mix, frz drizzle
12/23/2014 7:00 AM 0.22 M M 0.0 M Lt rain, frz drizzle, 20 pct snow cover
12/24/2014 7:00 AM 0.09 M M 0.0 M Lt rain snow mix
12/25/2014 7:00 AM 0.00 0.0 M 0.0 M
12/26/2014 7:00 AM 0.00 0.0 M 0.0 M
12/27/2014 7:00 AM 0.00 0.0 M 0.0 M
12/29/2014 7:00 AM 0.00 0.0 M 0.0 M
12/30/2014 7:00 AM 0.00 0.0 M 0.0 M Skim ice on Lake Superior breaks up in wind
12/31/2014 7:00 AM 0.00 0.0 M 0.0 M 6-8 ft rolling surf broke up the ice on Lake Superior over night
1/1/2015 7:00 AM 0.00 0.0 0.00 0.0 M Trace snow
1/2/2015 7:00 AM 0.00 0.0 M 0.0 M Snow showers
1/3/2015 7:00 AM 0.05 0.7 0.05 0.5 M Lt snow, like feathers
1/4/2015 7:00 AM 0.06 0.4 0.06 0.5 M Snow showers, briefly mixed with rain. New snow scoured clear by wind. Freq gusts NNW 30+ mph, peak wind 37 mpg
1/5/2015 7:00 AM 0.00 0.0 M 0.5 M Frequent wind gusts NNW 30+ mph, peak wind 36. Max temp +1, min -15
1/6/2015 7:00 AM 0.00 0.0 M 0.5 M Blowing snow, freezing lake fog, peak wind SW@31mph
1/7/2015 7:00 AM M 0.2 M 0.5 M Very light snow quickly blew away. Skim ice on Lk Superior.
1/8/2015 7:00 AM 0.00 0.0 M 0.5 M
1/9/2015 7:00 AM 0.09 0.7 0.09 1.5 M Light snow, blowing snow, peak wind NE at 31 mph
1/10/2015 7:00 AM 0.00 0.0 M 1.5 M Blowing snow, Peak wind W@29 mph
1/11/2015 7:00 AM 0.00 0.0 M 1.0 M
1/12/2015 7:00 AM 0.00 0.0 M 1.0 M
1/13/2015 7:00 AM 0.00 0.0 M 1.0 M
1/14/2015 7:00 AM 0.02 0.2 0.02 1.0 M Lt snow, strong SW wind, Peak gust 32 mph
1/15/2015 7:00 AM 0.00 0.0 M 1.0 M
1/17/2015 7:00 AM T 0.1 M 1.0 M Lake effect snow showers
1/18/2015 7:00 AM 0.17 2.0 0.17 3.0 M
1/19/2015 7:00 AM 0.10 0.7 0.10 3.0 M Snow showers
1/20/2015 7:00 AM T T M M M Lt snow, ice pellets, icy roads
1/21/2015 7:00 AM 0.00 0.0 M 3.0 M
1/22/2015 7:00 AM 0.00 0.0 M 2.5 M
1/23/2015 7:00 AM T M M 2.5 M Lt Frz rain after 4 AM, very slippery
1/24/2015 7:00 AM 0.00 0.0 M 1.0 M
1/25/2015 7:00 AM 0.00 0.0 M 1.0 M
1/26/2015 7:00 AM 0.20 2.0 0.20 3.0 M Snow
1/27/2015 7:00 AM 0.04 1.0 0.04 4.0 M Snow showers all day, like feathers very little water content
1/28/2015 7:00 AM 0.00 0.0 M 3.0 M
1/29/2015 7:00 AM 0.00 0.0 M 2.5 M
1/30/2015 7:00 AM 0.00 0.0 M 2.5 M
1/31/2015 7:00 AM M M M 2.5 M Snow showers
2/1/2015 7:00 AM 0.00 0.0 M 2.5 M
2/2/2015 7:00 AM 0.00 0.0 M 2.5 M
2/3/2015 7:00 AM 0.00 0.0 M 2.5 M
2/4/2015 7:00 AM 0.00 0.0 M 2.5 M
2/5/2015 7:00 AM 0.00 0.0 M 2.5 M
2/6/2015 7:00 AM 0.00 0.0 M 2.5 M
2/7/2015 7:00 AM 0.03 0.5 0.03 3.0 M Lt snow showers
2/8/2015 7:00 AM 0.19 1.0 0.19 4.0 M Snow,sleet, freezing mist, blowing snow, pk wind NE@29mph
2/9/2015 7:00 AM 0.10 1.0 0.10 5.0 M Snow showers all day
2/10/2015 7:00 AM 0.00 0.0 M 4.0 M
2/11/2015 7:00 AM 0.30 3.0 0.30 7.0 M Frz rain 7-10 AM, snow, frz rain 2-9 PM
2/12/2015 7:00 AM 0.00 0.0 M 6.0 M
2/14/2015 7:00 AM M 0.2 M 6.0 M Lt snow, blowing snow
3/6/2015 7:00 AM 0.00 0.0 M 8.5 M
3/7/2015 7:00 AM M M M 7.5 M Lt snow dusting, 23 hours temp above freezing
3/8/2015 7:00 AM 0.00 0.0 M 7.0 M Snow showers
3/9/2015 7:00 AM 0.00 0.0 M 5.0 M
3/10/2015 7:00 AM 0.00 0.0 M 4.0 M
3/11/2015 7:00 AM 0.00 0.0 M 0.0 M Rapid snow melt, temperature above 60 five hours, 30 pct snow cover remains
3/12/2015 7:00 AM 0.00 0.0 M M M
3/13/2015 7:00 AM 0.00 0.0 M M M
3/14/2015 7:00 AM 0.03 M M M M Lt rain showers
3/15/2015 7:00 AM 0.00 0.0 M M M
3/16/2015 7:00 AM 0.00 0.0 M M M Max temp 58 at 1 AM. Daytime max 44.
3/17/2015 7:00 AM 0.11 M M M M Drippy rain
3/18/2015 7:00 AM 0.00 0.0 M M M Northerly gale, pk wind 35 mph Bright aurora thru the night
3/19/2015 7:00 AM 0.00 0.0 M M M
3/20/2015 7:00 AM 0.00 0.0 M M M
3/21/2015 7:00 AM 0.00 0.0 M M M
3/22/2015 7:00 AM 0.00 0.0 M M M
3/23/2015 7:00 AM 0.00 0.0 M M M
3/24/2015 7:00 AM 0.00 0.0 M M M
3/25/2015 7:00 AM 0.03 0.5 0.03 0.5 M Lt rain snow mix
3/26/2015 7:00 AM 0.08 0.5 0.08 0.0 M Rain snow mix, all melted
3/27/2015 7:00 AM 0.00 0.0 M M M
3/28/2015 7:00 AM 0.00 0.0 M M M
3/29/2015 7:00 AM 0.00 0.0 M M M
3/30/2015 7:00 AM 0.14 M M M M Rain, snow mix
3/31/2015 7:00 AM T M M M M Lt snow melted on contact
4/1/2015 7:00 AM 0.00 0.0 M M M Handfuls of pea-size snow pellets
4/2/2015 7:00 AM 0.02 M M M M Brief rain shwrs
4/3/2015 7:00 AM 0.00 0.0 M M M Westerly gale, pk wind 39 mph
4/4/2015 7:00 AM 0.00 0.0 M M M
4/5/2015 7:00 AM 0.00 0.0 M M M
4/6/2015 7:00 AM 0.00 0.0 M M M
4/7/2015 7:00 AM 0.00 0.0 M M M
4/8/2015 7:00 AM 0.15 1.5 0.15 1.5 M Snow
4/9/2015 7:00 AM 0.01 M M M M Mist
4/10/2015 7:00 AM 0.08 M M M M Rain snow mix
4/11/2015 7:00 AM 0.00 0.0 M M M
4/12/2015 7:00 AM 0.00 0.0 M M M
4/13/2015 7:00 AM 0.51 M M M M Thunder shwrs 7-9 PM, Pk gust SW@ 33 mph, rain shwrs thru 5 AM
4/14/2015 7:00 AM 0.00 0.0 M M M Violent downbursts 3-5 PM, dead birches blown down, Pk wind NW@35 mph, brief sprinkles
4/15/2015 7:00 AM 0.00 0.0 M M M
4/16/2015 7:00 AM 0.00 0.0 M M M
4/17/2015 7:00 AM 0.00 0.0 M M M
4/18/2015 7:00 AM 0.00 0.0 M M M
4/19/2015 7:00 AM 0.27 M M M M Rain shwrs
4/20/2015 7:00 AM 0.68 M M M M Rain shwrs
4/21/2015 7:00 AM 0.00 0.0 M M M Lt snow began at 7AM obs time
4/22/2015 7:00 AM 0.04 0.1 M 0.0 M Snow shwrs throughout 24 hrs
4/23/2015 7:00 AM 0.00 0.0 M M M
4/24/2015 7:00 AM 0.00 0.0 M M M
4/25/2015 7:00 AM 0.00 0.0 M M M Remarks by MN State Climatologist Mark Seeley "Weather Talk" on Friday April 24 included wind data for the month so far. Here at Little Marais on the shore of Lake Superior, the average wind speed was 2 mph, 143 hours calm.
4/26/2015 7:00 AM 0.00 0.0 M M M
4/27/2015 7:00 AM 0.00 0.0 M M M
4/28/2015 7:00 AM 0.00 0.0 M M M
4/29/2015 7:00 AM 0.00 0.0 M M M
4/30/2015 7:00 AM 0.00 0.0 M M M
5/1/2015 7:00 AM 0.00 0.0 M M M
5/3/2015 7:00 AM 0.00 0.0 M M M
5/4/2015 7:00 AM 0.00 0.0 M M M
5/5/2015 7:00 AM 0.00 0.0 M M M
5/6/2015 7:00 AM 0.00 0.0 M M M
5/7/2015 7:00 AM 0.06 M M M M Lt showers
5/8/2015 7:00 AM 0.41 M M M M Tstm 10 PM, Lt shwrs throughout the day, dense fog 4PM-midnight.
5/9/2015 7:00 AM 0.00 0.0 M M M
5/10/2015 7:00 AM 0.00 0.0 M M M Next report June 2
6/3/2015 7:00 AM 0.45 M M M M Tstm 4 AM
6/4/2015 7:00 AM 0.37 M M M M Tshwr 4 PM, Dense fog 5 PM thru the night, Lt rain 9 PM - 3 AM
6/5/2015 7:00 AM 0.18 M M M M Dense fog 10AM-1AM, visibility 100-600ft, lt rain, mist
6/6/2015 7:00 AM 0.00 0.0 M M M Dense fog lifted 10PM, cloud tops 200ft above Lk Superior
6/7/2015 7:00 AM 1.20 M M M M Hvy rain showers, dense fog over night
6/8/2015 7:00 AM 0.00 0.0 M M M Fog on Lk Superior
6/9/2015 7:00 AM 0.14 M M M M Tshwrs, smoky haze
6/10/2015 7:00 AM 0.03 M M M M Hvy tshwrs within 1 mile 9 PM
6/11/2015 7:00 AM 0.00 0.0 M M M
6/12/2015 7:00 AM 0.00 0.0 M M M Lk Superior surface temp at Little Marais 43 within 1/4 mile of shore
6/13/2015 7:00 AM 0.00 0.0 M M M
6/14/2015 7:00 AM 0.00 0.0 M M M
6/15/2015 7:00 AM 0.00 0.0 M M M
6/16/2015 7:00 AM 0.00 0.0 M M M
6/17/2015 7:00 AM 0.00 0.0 M M M
6/18/2015 7:00 AM 0.00 0.0 M M M Lt sprinkles
6/19/2015 7:00 AM 0.00 0.0 M M M
6/20/2015 7:00 AM 0.00 0.0 M M M
6/21/2015 7:00 AM 0.83 M M M M Rain shwrs
6/22/2015 7:00 AM 0.00 0.0 M M M
6/23/2015 7:00 AM 0.63 M M M M Tstm 4-5:30PM, Shwrs 7:30AM-7PM
6/24/2015 7:00 AM 0.02 M M M M Tstms nearby
6/25/2015 7:00 AM 0.61 M M M M Tstm 10:00PM- Midnight, Lt shwrs 9-10:30AM and 12-3AM, Dense fog overnight, vis 300ft at 7AM
6/26/2015 7:00 AM 0.09 M M M M Tstm, dense fog lifted 11AM, returned 4PM, lifted with tstm
6/27/2015 7:00 AM 0.00 0.0 M M M
6/28/2015 7:00 AM 0.02 M M M M Lt shwrs
6/29/2015 7:00 AM 0.04 M M M M Lt shwrs
6/30/2015 7:00 AM 0.03 M M M M Tshwr 8PM, Thunder, no precip 10AM-Noon
7/1/2015 7:00 AM 0.00 0.0 M M M
7/2/2015 7:00 AM 0.00 0.0 M M M Dense smoke aloft obscures sun and moon
7/3/2015 7:00 AM 0.06 M M M M Tshwrs
7/4/2015 7:00 AM 0.00 0.0 M M M
7/5/2015 7:00 AM 0.00 0.0 M M M
7/6/2015 7:00 AM 0.42 M M M M Hvy tstm 10-11 PM, rainfall rate 5.33 inches per hour, freq lightning continue until midnight, drippy rain over night.
7/7/2015 7:00 AM 0.13 M M M M Lt rain, dense fog ended 4 PM
7/8/2015 7:00 AM 0.00 0.0 M M M
7/9/2015 7:00 AM 0.00 0.0 M M M Smoky haze
7/10/2015 7:00 AM 0.00 0.0 M M M Smoky. Lk Superior surface temp 54 within 500 ft of shore, a 12-degree rise in two weeks.
7/11/2015 7:00 AM 0.00 0.0 M M M Smoky haze
7/12/2015 7:00 AM 0.00 0.0 M M M Thunder, no precip 2-4AM, haze
7/13/2015 7:00 AM 1.27 M M M M Tstms, hvy downpours 1:30 PM and 12:30AM
7/14/2015 7:00 AM 0.06 M M M M Lt rain shwrs
7/15/2015 7:00 AM 0.00 0.0 M M M
7/16/2015 7:00 AM 0.00 0.0 M M M
7/17/2015 7:00 AM T M M M M Brief shwr 9 PM
7/18/2015 7:00 AM 0.00 0.0 M M M Morning fog lifted 10AM
7/19/2015 7:00 AM 0.00 0.0 M M M Lake Superior fog briefly reduced visibility on Hwy 61 to less than 100 ft, 2-4PM. Temperature jump 18 degrees with windshift at 4 PM. Max temp 83.
7/20/2015 7:00 AM 0.00 0.0 M M M
7/21/2015 7:00 AM 0.00 0.0 M M M
7/22/2015 7:00 AM 0.00 0.0 M M M
7/23/2015 7:00 AM 0.00 0.0 M M M
7/24/2015 7:00 AM 0.00 0.0 M M M
7/25/2015 7:00 AM T M M M M
7/26/2015 7:00 AM 0.00 0.0 M M M
7/27/2015 7:00 AM 0.00 0.0 M M M Thunder, no precip 5-6 PM
7/28/2015 7:00 AM 0.00 0.0 M M M
7/29/2015 7:00 AM 0.00 0.0 M M M
7/30/2015 7:00 AM 0.00 0.0 M M M
7/31/2015 7:00 AM 0.00 0.0 M M M Hvy tstm 2 miles west and south in Little Marais, MN. Only thunder here. No precip. 4:30-5:30 PM
8/1/2015 7:00 AM 0.15 M M M M Tstms, a series of tiny violent cells with downpours less than a minute each
8/2/2015 7:00 AM 0.00 0.0 M M M
8/3/2015 7:00 AM 0.04 M M M M Brief shwrs
8/4/2015 7:00 AM T M M M M Mist
8/5/2015 7:00 AM 0.00 0.0 M M M
8/6/2015 7:00 AM 0.00 0.0 M M M
8/7/2015 7:00 AM 0.86 M M M M Rain
8/8/2015 7:00 AM 0.06 M M M M Lt rain, drizzle, fog
8/9/2015 7:00 AM 0.00 0.0 M M M
8/10/2015 7:00 AM 0.00 0.0 M M M
8/11/2015 7:00 AM 0.00 0.0 M M M
8/12/2015 7:00 AM 0.00 0.0 M M M
8/13/2015 7:00 AM 0.02 M M M M Brief shwrs
8/14/2015 7:00 AM 0.00 0.0 M M M
8/15/2015 7:00 AM 0.00 0.0 M M M Haze on Lake Superior
8/16/2015 7:00 AM 0.00 0.0 M M M
8/18/2015 7:00 AM 0.00 0.0 M M M
8/19/2015 7:00 AM 2.02 M M M M Rain. Three gauges 200 ft apart measured 1.25 inches to 2.40 inches in my yard.
8/20/2015 7:00 AM 0.69 M M M M Tstms 1-4PM, rain, mist fog 7 AM-5PM
8/21/2015 7:00 AM T M M M M mist
8/22/2015 7:00 AM 0.00 0.0 M M M
8/23/2015 7:00 AM 0.46 M M M M Tstms, dangerous cloud to water, cloud to ground lightning, 10:30PM-1:30AM, light shwrs after
8/24/2015 7:00 AM 0.03 M M M M Mist throughout the day
8/25/2015 7:00 AM 0.01 M M M M Mist, freq 30+ mph wind gusts NW, 4 hour power outage
8/26/2015 7:00 AM 0.00 0.0 M M M
8/27/2015 7:00 AM 0.00 0.0 M M M Dense smoke aloft
8/28/2015 7:00 AM 0.52 M M M M Shwrs
8/29/2015 7:00 AM 0.00 0.0 M M M
8/31/2015 7:00 AM 0.00 0.0 M M M Fog
9/1/2015 7:00 AM 0.01 M M M M Brief shwr, dense fog throughout 24 hrs
9/2/2015 7:00 AM 0.00 0.0 M M M Thunderstorm within 1 mile offshore at 7 AM obs time. Frequent cloud to water lightning on Lk Superior. Lt precip began 8 AM.
9/3/2015 7:00 AM 0.31 M M M M Thunderstorms, dangerous lightning on Lk Superior
9/4/2015 7:00 AM 0.00 0.0 M M M
9/5/2015 7:00 AM 0.11 M M M M Thunder showers
9/6/2015 7:00 AM 0.85 M M M M Thunder showers continue approaching south and west after 7 AM Dense lake fog 11 AM - 5 PM
9/7/2015 7:00 AM 0.04 M M M M Brief shwr with strong down-burst winds, pk gust 29 mph
9/8/2015 7:00 AM 0.01 M M M M Brief shower
9/9/2015 7:00 AM 0.00 0.0 M M M
9/10/2015 7:00 AM 0.00 0.0 M M M
9/11/2015 7:00 AM 0.00 0.0 M M M
9/12/2015 7:00 AM 0.00 0.0 M M M
9/13/2015 7:00 AM 0.00 0.0 M M M
9/15/2015 7:00 AM 0.00 0.0 M M M
9/16/2015 7:00 AM 0.00 0.0 M M M
9/17/2015 7:00 AM 0.00 0.0 M M M
9/18/2015 7:00 AM 1.64 M M M M Hvy thunder storms 9-11 AM, also also reported as significant weather. Brief thunder showers with frontal passage 6-8 PM
9/19/2015 7:00 AM 0.00 0.0 M M M
9/20/2015 7:00 AM 0.00 0.0 M M M
9/21/2015 7:00 AM 0.00 0.0 M M M
9/22/2015 7:00 AM 0.00 0.0 M M M
9/23/2015 7:00 AM 0.00 0.0 M M M
9/24/2015 7:00 AM 1.46 M M M M Hvy thunder showers 9 AM- 5 PM, light showers, drizzle thru 11 PM
9/25/2015 7:00 AM 0.74 M M M M Rain shwrs - fog, mist over night
9/26/2015 7:00 AM 0.05 M M M M Fog, mist, very light rain shwrs throughout 24 hours
9/27/2015 7:00 AM 0.01 M M M M Fog, mist
9/28/2015 7:00 AM 0.00 0.0 M M M Fog until noon, visibility less than 500 feet
9/29/2015 7:00 AM 0.00 0.0 M M M
9/30/2015 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
10/2/2014 10/05/2014 4:00 PM 4 0.25 M M
2/15/2015 3/06/2015 12:00 AM 20 0.65 8.5 M Measurable snow: 2.8 inches Feb 20, 1.5 inches Feb 24, 2.0 inches March 3. Measured by neighbor in Little Marais while I traveled. Current snow depth ranges from 2 inches at the shore of Lake Superior to 9 inches in sheltered areas near our house.



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