45°50'N / 109°57'W / Hoogte 1247 m / 07:35 30-07-2026, America/Denver (UTC-6)
vanaf: 29-07-2026, 23:40
naar: 30-07-2026, 23:45
* WHAT...Dangerously hot conditions with high temperatures of 100 to 108 expected. * WHERE...Portions of central, south central, and southeast Montana and north central Wyoming. * WHEN...From Saturday afternoon through Saturday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Please protect yourself from the heat.
Sweet Grass,Northern Sweet Grass
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Do not leave young
children and pets in unattended vehicles.
NWS Billings MT
29-07-2026, 23:40
vanaf: 30-07-2026, 00:37
naar: 30-07-2026, 15:45
* AFFECTED AREA...Eastern Glacier/Toole/Central/Eastern Pondera/Liberty, Hill and Blaine Counties, Lewis and Clark National Forest Rocky Mountain District-Rocky Mountain Front, Chouteau and Fergus Counties, Lincoln Ranger District of the Helena National Forest, Central and Eastern Lewis and Clark National Forest Areas and Helena and Townsend Ranger Districts of the Helena National Forest. * WINDS...West 15 to 25 mph, with gusts up to 50 mph. Along the Rocky Mountain Front, west winds 30 to 40 mph with gusts up to 60 mph and isolated cases of 75 mph. * RELATIVE HUMIDITY...As low as 8 percent. * TEMPERATURES...Up to 110 degrees on Saturday. * COLD FRONT...A strong, dry cold front will arrive Saturday evening. * IMPACTS...Any fires that develop will spread rapidly. Containment of any ongoing or new fires may be very difficult. Outdoor burning is not recommended.
Sweet GrassA Fire Weather Watch means that critical fire weather conditions
are possible. A combination of gusty winds, low relative humidity,
and warm temperatures will create high fire growth potential.
Please advise the appropriate officials or fire crews in these
areas of this Fire Weather Watch.NWS Great Falls MT30-07-2026, 00:37