Winter Storm Briefing Eric Ahasic Monday, November 25, 2019 1:00 PM - - PowerPoint PPT Presentation

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November 26-27 Winter Storm Briefing Eric Ahasic Monday, November 25, 2019 1:00 PM Current Headlines (Updated 2 PM Monday) Winter Storm Warning now in effect for much of central and southern Minnesota, and all of west-central Wisconsin.

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November 26-27 Winter Storm Briefing

Eric Ahasic Monday, November 25, 2019 1:00 PM

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Current Headlines

(Updated 2 PM Monday)

Winter Storm Warning now in effect for much of central and southern Minnesota, and all of west-central Wisconsin. Winter Storm Watch remains in effect for portions of west-central and central MN where confidence in snowfall amounts is lower.

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Overview

WHAT: Heavy snow accumulation (6+ inches) and blowing snow WHERE: Southeast of a line from Madison to Little Falls, MN. This includes all of west central Wisconsin, the Twin Cities Metro area, and Mankato. WHEN: Snow is expected to develop in southwest/south central Minnesota Tuesday evening and spread northeast during into the night. The snow will gradually end over east central Minnesota/west central Wisconsin late Wednesday morning. IMPACTS: Thanksgiving Holiday travel is expected to be significantly impacted Tuesday evening through Wednesday morning.

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Snowfall Forecast

6+ inches of snow is most likely in the dark orange regions. Lower confidence in the yellow/dark blue. Amounts of 6-8” look most likely in areas under a winter storm warning, with an upper range of 10-12” Confidence is highest in the expected location of the heaviest snow (Warned areas), but is moderate in the expected amounts

6”+ 6”+ 2-4”

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Upper/Lower Ranges

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Forecast Radar

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Forecast Radar

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Forecast Radar

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Peak Wind Gusts

Wind gusts of 35-40 mph are possible Tuesday night through Wednesday morning. Areas of blowing snow with near-blizzard conditions are possible, especially across

pen areas of western and

southern Minnesota.

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Summary

Heavy snow accumulation (6+ inches) and blowing snow are possible Tuesday

night into Wednesday morning.

Confidence is highest in seeing 6+ inches of snow from south-central

Minnesota through west-central Wisconsin, with confidence decreasing northwest into central Minnesota

Amounts of 6-8 inches look most likely in the warned area, with upper end

possibly reaching 10-12”

Thanksgiving Holiday travel is expected to be significantly impacted Tuesday