46°24'N / 105°50'W / Altitud 725 m / 15:15 01/08/2026, America/Denver (UTC-6)
de: 01/08/2026, 13:09
a: 02/08/2026, 00:00
* WHAT...Dangerously hot conditions with high temperatures of 98 to 108. * WHERE...Portions of central, south central, and southeast Montana and north central Wyoming. * WHEN...Until midnight MDT tonight. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures in the 60s and 70s tonight followed by high temperatures in the 90s Sunday may cause lingering heat stress, especially for those without relief from the heat. Much cooler temperatures arrive by Monday.
Custer,Custer
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. Car interiors will reach
lethal temperatures in a matter of minutes.
NWS Billings MT
01/08/2026, 13:09
de: 02/08/2026, 00:00
a: 02/08/2026, 01:00
* IMPACTS: Low humidities, hot temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior. * AFFECTED AREA: In North Central WY Fire Zones...274...284. In South Central MT Fire Zone...129. In Southeast MT Fire Zones...130...131...132. * COUNTIES AFFECTED: In North Central WY...Big Horn...Johnson...Sheridan...Washakie. In South Central MT...Big Horn...Carbon...Yellowstone. In Southeast MT...Custer...Powder River...Rosebud...Treasure. * COLD FRONT: A cold front moves through Saturday night shifting winds to the northwest and increasing wind speeds. * WIND: Northwest 10 to 20 mph with gusts up to 35 mph behind the front. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Up to 98 degrees.
Custer,Custer CountyA Red Flag Warning means that critical fire weather conditions are
either occurring now, or will shortly. A combination of strong
winds, low relative humidity, and warm temperatures can contribute
to extreme fire behavior.NWS Billings MT01/08/2026, 00:56