/Issued 3:37 PM CST, Friday, November 22, 2013/
*Visible satellite image from 1:45 PM CST Today. Band of clouds marked the arctic front (blue line on the map) Frigid air on gusty NNW winds behind this boundary with milder air and WSW winds out ahead of this front This Afternoon.
Today’s Weather Summary for Northeast Minnesota and Northwest Wisconsin
Low pressure of 1026mb was centered northwest of Thunder Bay Ontario late This Afternoon with a strong cold front slicing south/east through Northern Minnesota. Snow showers and flurries have been occurring Today with this cold front, but the bigger story has been the cold air which is moving into the Northland This Afternoon. As of 3 PM temperatures ranged from the low to mid teens along and north of a Pine River to Ely to Grand Marias line with mid 20s to low 30s common over Eastern Minnesota and Northwest Wisconsin. Winds Today were out of the north, west, or southwest at 10 to 20 mph with higher gusts.
Late Afternoon wind chills in Northern Minnesota:
-13 at Hallock
-12 at Thief River Falls
-11 at Crookston
-2 at International Falls
Forecast Discussion for Northeast Minnesota and Northwest Wisconsin
Short Term Forecast – Confidence: High.
Tonight (November 22)
Arctic high pressure averaging 1048-1050mb will build south/east out of Saskatchewan Tonight while a cold front moves through Eastern Minnesota/Northwest Wisconsin This Evening. Scattered snow showers and flurries with a dusting to half inch of accumulation is possible in some locations This Evening as the arctic front moves through, otherwise expect partly to mostly cloudy skies Tonight with very cold temperatures and brisk winds. Lows will range from around 0 to the teens with north or northwest winds at 10 to 25 mph. Wind chills will range from 5 below to around 25 below zero Tonight.
Saturday and Saturday Night (November 23)
High pressure of 1047-1050mb controls our weather this period as it passes west/south of the area. Clear to partly cloudy skies are expected with highs in the single digits and teens with lows in the single digits below to around 10 above zero. Northwest, west, or southwest winds are forecast at 10 to 20 mph.
*RAP model 18z run depicts a 1050mb high right over Eastern North Dakota at 6 AM Saturday. Impressive!
Extended Forecast – Confidence: High.
Sunday through Tuesday (November 24-26)
Low pressure stays north of the border during this period with the Northland going into a warm air advection pattern Sunday-Monday, followed by a cold advection pattern Monday Night/Tuesday. A few snow showers or flurries could occur at times from Sunday through Tuesday but accumulations look very light. There could also be some patchy light freezing drizzle, especially Sunday Night. Temperatures on Sunday will be in the teens to lower 20s. Highs on Monday will be in the 20s and 30s with lows mainly in the teens. Highs on Tuesday will be in the teens and 20s.
Long Range Forecast – Confidence: High.
(November 27-December 2)
Below average temperatures should continue during most if not all of this period. Keeping an eye on a potential system that could bring some snow to parts of Minnesota sometime during the November 29-December 2 time frame, otherwise next Wednesday and Thanksgiving Day look mainly dry at this time.
***LAKE EFFECT SNOW UPDATE***
A Lake Effect Snow Warning is in effect for Iron County in Northwest Wisconsin from 6 PM This Evening until 10 PM CST Saturday. This includes the cities of Gile, Upson, Hurley, and Montreal.
Use extreme caution if you have travel plans along the South Shore of Lake Superior Tonight and Saturday and be sure to allow plenty of time to reach your destination. Roads will become snow covered and hazardous. Snowfall rates will vary. Visibilities could fall to a quarter mile or less in the most intense snow showers. Gusty north winds will result in areas of blowing and drifting snow.
*Image below is the expected snowfall totals through Saturday Night.
5 DAY FORECAST FOR DULUTH/SUPERIOR
.Tonight… Breezy and cold. Flurries and snow showers early. Partly to mostly cloudy. Low 3 to 8. Wind north to northwest at 10 to 20 mph. Wind chills ranging from 5 to 15 below zero.
.Saturday… Very cold. Mostly sunny. High 12 to 17. Wind northwest at 10 to 20 mph. Wind chills ranging from 0 to 15 below.
.Saturday Night… Very cold. Mostly clear. Low 0 to 5. Wind west at 5 to 15 mph.
.Sunday… Becoming mostly cloudy. High 15 to 20.
.Sunday Night… Mostly cloudy. Low 15 to 20.
.Monday… Partly to mostly cloudy. High 28 to 33.
.Monday Night… Partly to mostly cloudy. Low 12 to 17.
.Tuesday… Partly sunny. High 20 to 25.
Normal temperatures for Today
Sunrise Saturday: 7:23 AM CST
Sunset Saturday: 4:27 PM CST