Robust thunderstorms across northern Minnesota, more heat and humidity south

Thunderstorms in eastern North Dakota and northwest Minnesota this morning will move southeast with the risk of strong winds and hail before weakening at mid morning.

IR Satellite image from NOAA from 6:11 a.m.

Widely scattered thunderstorms were just east of the Twin Cities around 6 a.m. as seen from the bright white cloud tops on the satellite image.

underground radar

Bow echo approaching Grand Forks shortly at daybreak. Source: NOAA /Weather Underground

The risk for severe weather is likely to be confined to northern Minnesota today.

Storm Prediction Center outlook for strong winds and hail today.

More heat and humidity are in store for southern Minnesota, where a heat advisory has been posted for today.  Look for heat index values to once again approach 100 degrees this afternoon.

Regional forecast maximum temperatures from the National Weather Service for Thursday.

Rain has been hard to come by in central Minnesota since August 6.  Here’s the Midwest Regional Climate Center’s graphic of August rainfall departure from normal.

Below normal rainfall for August is documented in this image from the Midwest Regional Climate Center.

A cool front will bring relief statewide on Saturday.  Hopefully some showers and thunderstorms will dampen the parched landscape of central Minnesota.

Rainfall potential through Saturday night as forecast by NOAA

By Labor Day morning temperatures will indeed feel more like September.

Temperatures at 7 a.m. CDT Monday as forecast by NOAA’s Global Forecast System model.

Looking ahead to the first week of September, we see temperatures closer to seasonal norms.

Temperature outlook from NOAA’s climate center.

Be aware of thunderstorm threat in the Northland and take caution against the heat and humidity in the south.