| Event | Extreme Heat Warning |
| Severity | Severe |
| Urgency | Expected |
| Certainty | Likely |
| Area | Florence; Northern Marinette County; Menominee; Northern Oconto County; Southern Marinette County; Southern Oconto County |
| Effective | 6/30/2026, 1:04:00 AM CDT |
| Expires | 6/30/2026, 1:00:00 PM CDT |
Extreme Heat Warning issued June 30 at 1:04AM CDT until June 30 at 7:00PM CDT by NWS Green Bay WI
Details
* WHAT…Dangerously hot conditions with heat index values up to 108.
* WHERE…Florence, Menominee, Marinette, and Oconto counties.
* WHEN…Until 7 PM CDT this evening.
* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.
Instructions
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
More Stories
⚠️ Severe Thunderstorm Warning – Antelope, NE; Boone, NE – Tuesday, June 30, 2026
⚠️ Special Weather Statement – Roger Mills; Dewey; Custer; Beckham; Washita – Tuesday, June 30, 2026
⚠️ Severe Thunderstorm Warning – Cherokee, IA; Lyon, IA; O’Brien, IA; Osceola, IA; Plymouth, IA; Sioux, IA; Nobles, MN – Tuesday, June 30, 2026