Hot, breezy Sunday; thunderstorm chance for northern Minnesota, Wisconsin

Not very humid

Temperatures are heading upward again. Sunday highs will reach the 90s in roughly the southern half of Minnesota:

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Sunday forecast highs
National Weather Service

There will be mainly 80s to the north, with a few upper 70s near the Canadian border. It will feel slightly more humid than Saturday, but not muggy. Dew points will be mainly in the lower 50s:

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Sunday 1 p.m. forecast dew points
National Weather Service

It will be breezy, with afternoon wind gusts in the 16-25 mph range in many spots:

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Sunday 1 p.m. forecast wind gusts
National Weather Service

Forecast gusts are in knots, with 19 knots equal to around 22 mph. Higher gusts can be expected near any thunderstorms that develop in the afternoon and evening.

Sunday rain chances?

Parts of northern Minnesota and northern Wisconsin will see some scattered showers and thunderstorms Sunday and Sunday evening.

The National Oceanic and Atmospheric Administration’s North American Mesoscale (NAM) forecast model shows the potential rain pattern:

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Simulated radar Sunday and Sunday evening
NOAA, via Tropicaltidbits.com

You can hear updated weather information for Minnesota and western Wisconsin on the Minnesota Public Radio network, and you can see updated weather info on the MPR News live weather blog.

The National Weather Service Storm Prediction Center shows a marginal risk of severe weather in portions of northeastern Minnesota and northern Wisconsin this Sunday and Sunday night.

The marginal risk area is shaded dark green on the NWS graphic below:

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Severe weather outlook Sunday and Sunday evening
National Weather Service

Marginal risk means that an isolated severe thunderstorm is possible. The severe weather outlook is updated several times each day by the Storm Prediction Center.

Here’s the Duluth NWS office discussion of Sunday thunderstorm timing:

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Sunday/Sunday evening thunderstorm potential
National Weather Service

This Updraft blog will be updated around 10:20 a.m. with a look at the week ahead.

Programming note

You can hear my live weather updates on MPR News at 7:35 a.m., 9:35 a.m. and 4:39 p.m. each Saturday and Sunday.

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