Full Notification

The National Weather Service in Billings has issued a Red Flag Warning...which is in effect from noon to 11 PM MDT Thursday. The Fire Weather Watch is no longer in effect.

* IMPACTS: Low humidities, hot temperatures, strong gusty winds, wind shift with a cold front, and increasing thunderstorm activity will create erratic fire behavior and new fire starts.

* AFFECTED AREA: In North Central WY Fire Zones...274...284. In South Central MT Fire Zones...123...124...125...126...127 128...129. In Southeast MT Fire Zones...130...131...132. In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED: In Central MT...Golden Valley...Musselshell...Wheatland. In North Central WY...Big Horn...Johnson...Sheridan...Washakie. In Northwest SD...Harding. In South Central MT...Big Horn...Carbon...Park...Stillwater Sweet Grass...Yellowstone. In Southeast MT...Carter...Custer...Fallon...Powder River Rosebud...Treasure. In Southwest MT...Gallatin.

* COLD FRONT: A cold front will cross the district from west to east Thursday night.

* WIND: South to southwest 10 to 20 mph with gusts up to 35 mph during the afternoon and early evening. Highest gusts will be along the western foothills and in zone 133. Winds will shift to the northwest behind the cold front.

* THUNDERSTORMS: Scattered thunderstorms in the afternoon and evening have the potential to produce strong and erratic wind gusts. Rainfall will be spotty.

* HUMIDITY: From the single digits east to upper teens west.

* TEMPERATURES: From the upper 90s west to near 108 east.

* AFFECTED AREAS: GALLATIN NATIONAL FOREST ... WHEATLAND COUNTY/SWEET GRASS COUNTY ... STILLWATER COUNTY ... BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST ... GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY ... YELLOWSTONE COUNTY ... CROW INDIAN RESERVATION/BIG HORN CANYON REC AREA ... NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES ... NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT CUSTER NATL FOREST ... CUSTER COUNTY ... SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST ... SHERIDAN COUNTY/CASPER BLM ... BIGHORN NATIONAL FOREST

Instructions:

A 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.