Another wintry storm Friday

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Our average Twin Cities high temp is 83 degrees this time of year. We’re looking at metro area highs in the upper 80s to around 90 Saturday afternoon.  Parts of southern Minnesota and west-central Wisconsin could reach the lower 90s, with 80s in central and northern Minnesota.

Dew points will be in the steamy 70s in most areas. Due to our combination of hot temperatures and high dew points, the National Weather Service has issued an excessive heat warning for the Twin Cities metro area until 8 p.m. this Saturday, with a heat advisory across much of the southern half of Minnesota and into west-central and southwestern Wisconsin:

Here are details of the excessive heat warning in the Twin Cities:

Here are some of the peak heat index values that are forecast for Saturday afternoon:

Note the NWS statement about cloud cover, and how it may affect heat index values in some areas.

Minnesota and western Wisconsin will have areas of rain and some embedded thunderstorms this Saturday and Saturday night. Most locations will also have some rain-free hours.

The National Weather Service Storm Prediction Center shows a marginal risk of severe weather in Minnesota and western Wisconsin this Saturday and Saturday night:

Marginal risk indicates that an isolated severe thunderstorm is possible. The 

will update the severe weather outlook later this morning and this afternoon.

You can hear updated weather information on the MPR 

, and you’ll see updated weather info on the MPR News 

The Twin Cities metro area, far southern Minnesota and western Wisconsin could see a few scattered showers and thunderstorms Sunday morning and early Sunday afternoon. 

Highs in the 70s are expected over most of the northwestern half of Minnesota on Sunday, with 80s elsewhere:

Drier dew points will spread over the cooler area, with steamy 70s lingering into Sunday afternoon in the southeast:

Back to high temperatures, Twin Cities metro area highs are projected to reach the lower 80s on Monday and Tuesday, followed by mid 80s Wednesday, Thursday and Friday.

Hurricane Hanna was moving toward the south Texas coast Saturday morning….here’s the Saturday morning radar loop:

Here’s the forecast track for the center of Hurricane Hanna, along with the cone of uncertainty:

Updates on Hurricane Hanna will be posted every few hours by the 

Hurricane Douglas has max sustained winds of 105 mph, and is tracking toward Hawaii. 

Here’s the forecast track for the center of Hurricane Douglas, along with the cone of uncertainty for the track:

These are the latest Hurricane Douglas details, from the Central Pacific Hurricane Center in Honolulu:

Updates on Hurricane Douglas can be found 

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

Weather and Climate News

Updraft® - Minnesota Weather News

Ron Trenda

Author

It’ll be a steamy Saturday, and some areas will see some showers and thunderstorms. We have updated weekend forecast details, plus a look at the week ahead. 

Steamy Saturday, with some showers/thunderstorms at times

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