Updraft® - Minnesota Weather News

Isolated showers Wednesday; first 90s for Twin Cities likely this weekend

Steamy weekend ahead for most of Minnesota

European model (ECMWF) heat index values
Heat index values for 1 p.m. Sunday
European Centre for Medium-Range Weather Forecasts, via Pivotal Weather

Get ready for one more day of isolated pop-up thundershowers.

Wednesday brings a minor weather plot twist. A small ripple in the atmosphere could produce a few morning showers around the Twin Cities area. Then the atmosphere reloads for the lately typical chance of late-afternoon thundershowers.

The National Oceanic and Atmospheric Administration’s FV3 model shows a few blips near the Twin Cities between about 6 a.m. and 9 a.m. Wednesday and a few more in the late afternoon. Coverage should be very limited like the past couple days.

NOAA FV3
Finite­-Volume Cubed-Sphere Dynamical Core model between 6 a.m. and 7 p.m. Wednesday
NOAA, via Tropical Tidbits

Thursday through the weekend looks mainly dry and gradually warmer. Highs will reach the mid to upper 80s on Thursday and Friday:

Forecast high temperatures Friday
Forecast high temperatures Friday
NOAA

Highs in the 90s are likely this weekend.

The European Centre for Medium-Range Weather Forecasts model is cranking out heat index values at or above 100 degrees Sunday afternoon across much of southern Minnesota:

European model (ECMWF) heat index values
Heat index values for 1 p.m. Sunday
European Centre for Medium-Range Weather Forecasts, via Pivotal Weather