Alert archive / Minnesota / Extreme Heat Warnings in 2026

Extreme Heat Warning 2, NWS Twin Cities, MN

July 12, 202637 counties in Minnesota; 9 counties in Wisconsin

NWS Twin Cities, MN issued this extreme heat warning at Jul 12, 2026, 2:43 AM CDT for 37 counties in Minnesota; 9 counties in Wisconsin. It took effect at Jul 12, 2026, 10:00 AM CDT. It was in force for 5 days. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 12, 2026, 2:43 AM CDT (07:43 UTC)
In effect from
Jul 12, 2026, 10:00 AM CDT
Expired
Jul 17, 2026, 9:00 PM CDT
In force
5 days
Issued by
NWS Twin Cities, MN
All 46 counties

Anoka County, MN, Benton County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Chisago County, MN, Dakota County, MN, Douglas County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Kanabec County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Le Sueur County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Nicollet County, MN, Pope County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 29 km from the middle of the area, began a volume at 07:46 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this extreme heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Twin Cities, MN wrote its last area forecast discussion before this extreme heat warning went out at Jul 12, 12:30 AM CDT, 2 hours 13 minutes earlier.

Area forecast discussion, Jul 12, 12:30 AM CDT, 2 hours 13 minutes before
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Hazardous weather outlook, Jul 11, 1:34 PM CDT, 13 hours 9 minutes before
Hazardous Weather Outlook
National Weather Service Twin Cities/Chanhassen MN
134 PM CDT Sat Jul 11 2026

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
121845-
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Stevens-Pope-Stearns-
Benton-Sherburne-Isanti-Chisago-Lac Qui Parle-Swift-Chippewa-
Kandiyohi-Meeker-Wright-Hennepin-Anoka-Ramsey-Washington-
Yellow Medicine-Renville-McLeod-Sibley-Carver-Scott-Dakota-
Redwood-Brown-Nicollet-Le Sueur-Rice-Goodhue-Watonwan-Blue Earth-
Waseca-Steele-Martin-Faribault-Freeborn-Polk-Barron-Rusk-
St. Croix-Pierce-Dunn-Pepin-Eau Claire-
134 PM CDT Sat Jul 11 2026

This Hazardous Weather Outlook is for portions of central and
southern Minnesota, and west central Wisconsin.

.DAY ONE...This Afternoon and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

A prolonged stretch of hot weather begins Sunday and continues
through much of next week. Afternoon heat index values of 95 to
100 are expected, leading to an increased risk for heat-related
illness.

.SPOTTER INFORMATION STATEMENT...

SKYWARN spotter activation will not be needed.

Nearby

Extreme Heat Warnings in Minnesota, 2026Extreme Heat Warnings in Wisconsin, 2026Every extreme heat warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.