Alert archive / Minnesota / Extreme Heat Warnings in 2026
Extreme Heat Warning 3, NWS Twin Cities, MN
NWS Twin Cities, MN issued this extreme heat warning at Jul 24, 2026, 12:59 PM CDT for 42 counties in Minnesota; 9 counties in Wisconsin. It took effect at Jul 25, 2026, 12:00 PM CDT. It was in force for 33 hr. 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 24, 2026, 12:59 PM CDT (17:59 UTC)
- In effect from
- Jul 25, 2026, 12:00 PM CDT
- Expired
- Jul 26, 2026, 9:00 PM CDT
- In force
- 33 hr
- Issued by
- NWS Twin Cities, MN
All 51 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, Faribault County, MN, Freeborn 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, Martin 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, Steele County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Waseca 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), 20 km from the middle of the area, began a volume at 18:03 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.
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 6.0 hours before the alert went out and 406 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1021 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 1:50 AM CDT | Extreme Heat Watch | MPX | Anoka, Blue Earth, Brown, Carver, Chippewa, Dakota and 23 more | 11 hr |
| Jul 24, 12:59 PM CDT | Heat Advisory | MPX | Benton, Chisago, Douglas, Goodhue, Isanti, Kanabec and 5 more | 46 hr |
| Jul 24, 12:59 PM CDT | Extreme Heat Watch | MPX | Benton, Blue Earth, Brown, Chippewa, Chisago, Douglas and 29 more | 23 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.