Updraft® - Minnesota Weather News

Unsettled Wednesday then cooler before heating up next week

A string of hot days develops this weekend

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Severe weather outlook for Wednesday
Twin Cities National Weather Service office

We’ll see scattered showers and storms ahead of a cool front in southern Minnesota Wednesday. Cooler, less humid air moves in for a couple of days before heat builds this weekend.

Unsettled Wednesday then cooler before heating up next week

We have some lingering showers and thunderstorms moving through the region Wednesday morning.

We’ll continue to see scattered showers and thunderstorms develop along and ahead of a slowly advancing cool front into the evening hours, especially for southern and southeastern Minnesota into western Wisconsin.

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Forecast precipitation 8 a.m. through midnight Wednesday
National Oceanic and Atmospheric Administration, via Pivotal Weather

The severe risk shifts south slightly for mainly southeastern Minnesota Wednesday afternoon and evening. There’s a slight risk (level 2 of 5) forecast for southeastern Minnesota with a broad marginal risk (level 1 of 5) for southern Minnesota.

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Severe weather outlook for Wednesday
National Weather Service

Behind the cool front, we’ll see dew points dip just a bit into the low 60s for Thursday and Friday after hovering near 70 degrees at times the first half of this week.

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Forecast dew points 7 a.m. Wednesday through 7 a.m. Friday
European Centre for Medium-Range Weather Forecasts, via Pivotal Weather

Temperatures will also be just a bit cooler with highs mostly in the low to mid-80s on Thursday and Friday. Dew points will remain decent too, mostly in the 50s to low 60s.

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Forecast highs Thursday
National Weather Service

Our focus is on a developing heat dome this weekend into next week. It’s looking likely we’ll be in for a string of hot days. It may not be as humid as some of our recent heat, but we could see our hottest temperatures of the summer on the way.

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Forecast lower-level temperature anomalies (departure from normal) Wednesday through next Wednesday
European Centre for Medium-Range Weather Forecasts, via Pivotal Weather

Most forecast models put us well into the 90s with some even near 100 degrees by Monday and or Tuesday next week. With dew points on the lower end — in the 60s mostly — heat index values won’t be as bad as they could be but still near 100 degrees at times.

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Forecast high and low temperatures for the Twin Cities area
National Weather Service

Unlike our last bout with heat, this heat dome will be more centered in our region, keeping most storms away.

Early last week we were dealing with a “ring of fire” pattern on the edge of the heat dome allowing for frequent chances of storms. This go around looks drier due to the heat dome placement.

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Forecast rainfall next week around the 'heat dome'
European Centre for Medium-Range Weather Forecasts, via WeatherBell Analytics