Full Notification

The National Weather Service in Billings has issued a Red Flag Warning...which is in effect from noon Tuesday to midnight MDT Wednesday night.

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

* HUMIDITY: Upper teens to around 20 percent Tuesday, then in the teens to near 10 percent Wednesday.

* TEMPERATURES: Upper 70s to mid 80s Tuesday, then mid 80s to mid 90s Wednesday.

* WIND: West gusting 20-30 mph Tuesday, then 30-45 mph Wednesday.

* COLD FRONT: Arrives Wednesday afternoon or early evening, bringing a shift to gusty north winds. No precipitation is expected with the frontal passage.

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

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.