Heat AdvisoryModerate · Expected · Likely
27 0243Z to 27 0300Z
Eastern Glacier, Western Toole, and Central Pondera; Eastern Toole and Liberty; Hill County; Northern Blaine County; Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Cascade County below 5000ft; Judith Basin County and Judith Gap; Gates of the Mountains; Helena Valley; Meagher County Valleys; Canyon Ferry Area; Missouri Headwaters; Madison River Valley; Gallatin Valley; Beaverhead and Western Madison below 6000ft
Impactful heat has ended, though hot temperatures continue through
week.
Air Quality AlertUnknown · Unknown · Unknown
26 1455Z to 27 1455Z
Chouteau, MT; Granite, MT; Hill, MT; Lewis and Clark, MT; Liberty, MT; Missoula, MT; Pondera, MT; Powell, MT; Ravalli, MT; Teton, MT; Toole, MT
AQAMT
The Montana Department of Environmental Quality has issued an air
quality alert for Chouteau, Granite, Hill, Lewis and Clark, Liberty,
Missoula, Pondera, Powell, Ravalli, Teton, Toole counties in effect
until 9:00 AM on 07/27/2026
An Air Quality Alert means that particulates have been trending
upwards and that an exceedance of the 24 hour National Ambient Air
Quality Standard (NAAQS) has oc…
Alerts from the National Weather Service. For situational awareness only; always confirm against an official briefing.