Active Weather Alerts
Extreme Heat Warning
Issued: 8:21 AM Jul. 12, 2026 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY... * WHAT...Dangerously hot conditions with temperatures in the upper 90s to mid 100s likely. * WHERE...Big Hole Mountains, Teton Valley, Eastern Magic Valley, Shoshone/Lava Beds, Arco/Mud Lake Desert, Lower Snake River Plain, and Upper Snake River Plain. * WHEN...Until 9 PM MDT Monday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. &&
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