Tuesday, February 22, 2011

2/22/11: Tuesday's Weather Report

Issued at 5:00 PM CST, Tuesday, February 22nd, 2011

After a snowy start to the 2010-11 winter in the Twin Ports, things have turned around lately.  Represented below are the smonthly snowfall totals and the departure from average.  Note:  These totals are from the Duluth National Weather Service (Over the hill)  Snow totals have been lower closer to Lake Superior, especially during the months of October and November.

October 2010:
7.7"/+6.1"

November 2010:
27.9"/+12.7"

December 2010:
18.1"/+3.2"

January 2011:
18.5"/-1.1"

February 2011 (thru the 22nd)
2.6"/-6.4"

Weather Tidbits:

*11th snowiest winter in the Twin Cities.  74.5" of snow has fallen so far this winter in the Twin Cities.  The record snowiest winter occurred in 1983-84 with 98.6" of snow.  Note:  The average seasonal snowfall is 55.9"

Forecast Discussion for Northeast Minnesota and Northwest Wisconsin

Today's Weather:

Some sunshine earlier in the day gave way to partly sunny to mostly cloudy skies This Afternoon with near normal high temperatures in the 20s.  Winds Today were out of the south or southeast under 20 mph.  Surface map late This Afternoon featured high pressure of 1024-1028mb extending from Eastern Canada southwest to Central Illinois.

Today's Upper Level Analysis:

Water vapor satellite imagery and RUC model analysis shows one upper level trough covering Eastern Canada and the Northeast U.S.  An upper level ridge was in place across the Great Lakes while a new 500mb trough edges east from the Pacific Northwest and Northern Rockies.

Tonight:

Partly to mostly cloudy skies will be found in our area with a few flurries possible in Northern Minnesota.  Lows will generally be in the teens which will be milder than last night when some locales in Northern Minnesota dropped to the single digits and lower teens below zero.  Winds will be out of the south under 20 mph.

Wednesday and Wednesday Night:

A cold front will move east across the Upper Midwest with low pressure riding northeast along that boundary.  Some light snow and flurries will occur at times during this period with accumulations of 1" or less with up to 2" possible mainly in Northern Minnesota.  Highs Tomorrow will be in the 20s and lower 30s with lows Tomorrow Night in the single digits and teens.  Winds will be out of the south, southeast, or southwest on Wednesday at 10-20 mph with west or northwest winds Wednesday Night at 10-20 mph.

Extended Forecast:

Thursday through early next week looks generally dry for our area as high pressure heads east from the Northern Rockies.  High temperatures will be mainly in the teens (below average for this time of year) for Thursday and Friday with lows in the single digits below to single digits above zero, but some teens below are possible in the traditional cold spots.

5 Day Forecast for Duluth/Superior

.Tonight...  Considerable cloudiness.  Low 13 to 18.  Wind south at 10 to 15 mph.

.Wednesday...  Mostly cloudy.  Occasional light snow and flurries.  Accumulations of 1" or less.  High 27 to 32.  Wind south to southeast at 10 to 20 mph.

.Wednesday Night...  Mostly cloudy.  Flurries.  Low 10 to 15.  Wind becoming west to northwest at 10 to 20 mph.

.Thursday...  Partly sunny.  High 20 to 25.

.Thursday Night...  Partly cloudy.  Low zero to 5 above.

.Friday...  Partly sunny.  High 12 to 17.

.Friday Night...  Partly cloudy.  Low 3 below to 8 below.

.Saturday...  Partly cloudy.  High 10 to 15.

Normal temperatures for Tomorrow

High:  27
Low:    8

Sunrise Tomorrow:  7:00 AM CST
Sunset Tomorrow:   5:45 PM CST

Tim