Wednesday, April 6, 2016

April 6, 2016 Weather Report - Lingering snow showers tonight; More chances for snow Thursday evening-Friday; Subzero lows possible Friday night in parts of the Northland

/Issued 7:33 PM CDT, Wednesday, April 6, 2016/

Slight probability (10% chance) for at least 4" of snow in far northeast Minnesota and far northern Wisconsin for Thursday night and Friday (Blue outlined area on map)  Source, Weather Prediction Center.

Tonight's low temperature forecast.  Source, National Weather Service Duluth, Minnesota.

Thursday's high temperature forecast.  Source, National Weather Service Duluth, Minnesota.

24-hour estimated precipitation map from 7 AM April 5 through 7 AM CDT April 6, 2016.  Source, WSI.  Quarter to half inch precipitation totals were quite common during the past 24 hours in northeast Minnesota and northwest Wisconsin.

24-hour snowfall map ending the morning of April 6, 2016.  Source, Midwest Regional Climate Center.

Snowfall report for April 5-6, 2016
Source:  National Weather Service Duluth, Minnesota

Larsmont, MN (Lake County)  2.0"
Ashland, WI (Ashland County)  4.0"
Cook, MN (St. Louis County)  5.0"
Cloquet, MN (Carlton County)  3.0"

Hoyt Lakes, MN (St. Louis County)  4.5"
2 SW of Blackberry, MN (Itasca County)  2.6"
Gile, WI (Iron County)  3.0"
Oulu, WI (Bayfield County)  3.6"

Ely, MN (St. Louis County)  4.3"
3 NW of Duluth, MN (St. Louis County)  2.7"
International Falls, MN (Koochiching County)  3.1"
3 E of Payne, MN (St. Louis County)  3.5"

Embarrass, MN (St. Louis County)  4.0"
Alborn, MN (St. Louis County)  3.3"
Cornucopia, WI (Bayfield County)  4.0"
8 NE of Angora, MN (St. Louis County)  5.0"

Lutsen, MN (Cook County)  3.8"
5 SW of Alger, MN (Lake County)  4.6"
Duluth, MN (St. Louis County)  2.3" -- Official NWS total thru 7 AM today.
3 N of Mahtowa, MN (Carlton County)  1.9"

5 S of Bigfork, MN (Itasca County)  5.0"
7 SE of Grand Rapids, MN (Itasca County)  2.6"
Duluth Heights, MN (St. Louis County)  2.7"
7 ESE of Superior, WI (Douglas County)  1.7"
Silver Bay, MN (Lake County)  2.7"
1 S of Solon Springs, WI (Douglas County)  2.0"

Weather Summary for NE Minnesota and NW Wisconsin
Date:  April 6, 2016

Lingering areas of wet snow today which did mix with some drizzle and light rain from time to time, otherwise skies were mostly cloudy although there's been some partial sunshine in parts of the area during the afternoon.  Highs today were in the 30s with north or northeast winds at 5 to 15 mph with higher gusts near Lake Superior.  Surface map late this afternoon had low pressure of 1000mb over southwest Lower Michigan with a 1004mb low over far eastern Saskatchewan Province.

Forecast Discussion for NE Minnesota and NW Wisconsin

Short Term Forecast - Confidence:  High.

Tonight (April 6)

Low pressure will track from southern Lower Michigan to southeast Ontario Province tonight while a new low drops southeast into far northwest Minnesota by dawn.  Mostly cloudy to partly cloudy skies will be found in the Northland tonight with scattered snow showers and flurries.  Lows will be in the 20s to lower 30s with teens over the Arrowhead.  Winds will shift from the north/east to the south/east at 5 to 15 mph.

Thursday and Thursday night (April 7)

Occasional wet snow and rain as low pressure moves southeast through the Upper Midwest -- Mostly light precipitation amounts are expected with this system with the best chance for minor snow accumulations occurring tomorrow morning and then again Thursday night.  Highs will be in 30s to lower 40s with lows in the teens and 20s.  Winds will be out of the west, south or east on Thursday at 10 to 15 mph with winds shifting to the northwest Thursday night at 10 to 20 mph.

Extended Forecast - Confidence:  Medium to High.

Friday through Sunday (April 8-10)

Snow showers and flurries on Friday with some accumulation possible around Lake Superior.  Highs on Friday will be in the 20s and 30s with lows Friday night in the single digits to around 20 degrees with subzero temperatures possible in the traditional cold spots.

Dry on Saturday with highs in the 20s and 30s, lows Saturday night in the 20s to around 30 degrees.

Wet snow or rain is possible on Sunday, possibly beginning as early as Saturday night -- Low pressure approaching from the west will be responsible in producing this precipitation, mostly light accumulations of snow or rain are expected with this system later in the weekend.  High temperatures on Sunday are expected to be in the 30s and 40s.

Long Range Forecast - Confidence:  High.

(April 11-16)

A drier weather pattern is possible during the long range as we get rid of the active/clipper parade.  Below average temperatures should continue from the 11th-13th followed by near normal temperatures from the 14th-16th.


.Tonight...  Breezy.  Considerable cloudiness.  Scattered snow showers or flurries.  Low 25 to 30.  Wind northeast at 10 to 20 mph with higher gusts possible mainly during the evening.

.Thursday...  Considerable cloudiness.  Snow or rain showers possible mainly during the afternoon.  High 34 to 39.  Wind southeast at 10 to 15 mph.

.Thursday night...  Snow showers.  Low 25 to 30.  Wind becoming northwest at 10 to 20 mph.

.Friday...  Snow showers.  High 30 to 35.

.Friday night...  Partly to mostly cloudy.  Low 10 to 15.

.Saturday...  Partly cloudy.  High 30 to 35.

.Saturday night...  Partly to mostly cloudy.  Low 20 to 25.

.Sunday...  Mostly cloudy.  High 35 to 40.

Normal temperatures for Thursday

High:  45
Low:  26

Sunrise Thursday:  6:35 AM CDT
Sunset Thursday:   7:47 PM CDT