Updraft® - Minnesota Weather News

Coolest air mass in 4 months ahead; frost possible up north

Spotty showers possible into Monday evening

Low temperatures Tuesday night
Low temperatures Tuesday night
Duluth National Weather Service office

‘Tis the season.

The coolest air mass in about four months is oozing southward into Minnesota.

Temperatures are still hovering in the 50s and 60s in northern Minnesota Monday afternoon.

The approaching cool front is producing scattered rain showers across northern and central Minnesota. A few spotty showers may drift into the greater Twin Cities area late Monday afternoon into Monday evening.

The National Oceanic and Atmospheric Administration’s NAM 3 km model shows spotty showers drifting southeast. The forecast model loop below runs between 4 p.m. and 10 p.m. Monday.

NOAA NAM 3 km model
North American Mesoscale 3 km model between 4 p.m. and 10 p.m. Monday
NOAA, via Tropical Tidbits

Coolest air mass in 4 months

Chilly Canadian air is drifting south. Highs on Tuesday will be in the chilly 60s across most of Minnesota.

Forecast high temperatures Tuesday
Forecast high temperatures Tuesday
NOAA

The coldest night this week will be Tuesday night into Wednesday morning. Lows in the 40s are likely in the Twin Cities, with 30s up north. If the Twin Cities reaches 47 degrees Wednesday morning it will be the coldest temperatures since May 20 when Minneapolis-St. Paul International Airport hit 44 degrees.

Forecast low temperatures Wednesday
Forecast low temperatures Wednesday
NOAA

Temperatures begin to moderate Wednesday. Highs will be near 70 in the Twin Cities, but check out the warmth building to the west.

Forecast high temperatures Wednesday
Forecast high temperatures Wednesday
NOAA

By Thursday, 80s will return to southwestern Minnesota. Highs in the upper 70s will push as far east as the Twin Cities area.

Forecast high temperatures Thursday
Forecast high temperatures Thursday
NOAA

Unfortunately, there is no significant rainfall in the forecast models into next week. This week’s drought monitor will show Minnesota descending even deeper into drought.

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