Prompts winter weather advisories as cold air moves in Friday night

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It’s a free sauna across southern Minnesota Tuesday. 

Temperatures are pushing through the 80s toward the 90-degree mark across the south. Throw in dew points in the 70s to near 80 degrees and you’ve got an oppressive summer day. Heat index values will push the 100-degree mark Tuesday afternoon.

 for most of southern Minnesota, including the greater Twin Cities area.

The most favored storm parameters favor central and northern Minnesota through Tuesday night. 

Capping in the south may limit overall storm coverage for the Twin Cities and southern Minnesota until later Tuesday evening and especially Wednesday later afternoon and evening.

Forecast model solutions vary widely for storm coverage across southern Minnesota into Wednesday. 

The National Oceanic and Atmospheric Administration’s Rapid Refresh Forecast System model seems to have a reasonable outcome with storms in the north and a chance for a few cells after about 10 p.m. Tuesday for the Twin Cities. A better chance for scattered storms in the Twin Cities and southern Minnesota arrives Wednesday later afternoon and evening.

The forecast model loop below runs between 4 p.m. Tuesday and 10 p.m. Wednesday.

The biggest threat for severe storms and heavy rainfall favors the northern half of Minnesota through Tuesday night. 

flood watch is in effect for most of northeastern Minnesota.

Weather and Climate News

Updraft® - Minnesota Weather News

Paul Huttner

Author

A heat advisory covers much of southern Minnesota including the Twin Cities area; strongest storms favor northern and central Minnesota.

Heat advisory south; storms and flood risk north

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