Another wintry storm Friday

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Our Saturday will feature summery temperatures and dew points. Most of Minnesota and western Wisconsin will see highs in the 80s.  Parts of northeastern Minnesota will top out in the 70s.

Portions of eastern Minnesota and southwestern Minnesota have seen spotty morning showers. By Saturday afternoon, the best chance of scattered showers and thunderstorms is espected to be in west-central and southwestern Minnesota. An isolated shower or thunderstorm will also be possible elsewhere in Minnesota and western Wisconsin Saturday afternoon.

Far southwestern Minnesota (shaded yellow) could see some scattered severe thunderstorms Saturday afternoon and Saturday night, based on the Saturday severe weather outlook from the NWS Storm Prediction Center:

The dark-green shaded area could see an isolated severe thunderstorm Saturday afternoon and Saturday night.

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The NWS Storm Prediction Center has issued a tornado watch that includes three counties in southwestern Minnesota until 10 p.m. this Saturday:

You can hear updated weather information for Minnesota and western Wisconsin on the MPR News 

MPR News display of National Weather Service radar

You can also check these National Weather Service sites for updated weather info: 

 Rain outlook Saturday evening through Sunday evening

The rain and (and embedded thunderstorm) coverage expands to the east and northeast Saturday night and Sunday. There are interesting differences in rain coverage among the various forecast models.

The National Oceanic and Atmospheric Administration’s High Resolution Rapid Refresh (HRRR)  model shows the following rainfall pattern from 7 p.m. Saturday to 10 p.m. Sunday:

NOAA’s FV3 forecast model shows the following rainfall pattern for that same time period:

NOAA’s North American Mesoscale (NAM) forecast model shows the following rainfall pattern:

The NAM model shows less rain for the metro area than the other two models.

The National Oceanic and Atmospheric Administration’s HRRR forecast model shows weekend rainfall totals of two-inches or higher (purple shades) across portions of  southwestern and south-central Minnesota:

NOAA’s FV3 model shows a somewhat similar pattern:

NOAA’s NAM model keeps the two inch or higher rain totals primarily in southwestern Minnesota:

: New computer model information puts Twin Cities metro area rainfall at less than one inch this weekend, with most of that rain on Sunday.

The average Twin Cities high temperature is 82 degrees this time of year. Sunday highs will be in the 70s in the metro area and most of Minnesota:

There will be some upper 60s in parts of southwestern Minnesota and portions of west-central Wisconsin could top 80 degrees.

Monday highs will be mainly in the 70s, with a few spots in the Twin Cities metro area touching 80 degrees:

Twin Cities metro area highs are projected to reach the lower 80s on Tuesday, followed by upper 70s Wednesday and Thursday then 80 on Friday.

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.

Weather and Climate News

Updraft® - Minnesota Weather News

Ron Trenda

Author

There are interesting differences in weekend rainfall forecasts among computer models. We look at that, plus temperature trends.

Update on weekend rain chances; cooler on Sunday

Go Deeper.

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