Red Flag Warning issued March 17 at 9:23PM MDT until March 18 at 7:00PM MDT by NWS Rapid City SD
...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY ACROSS PORTIONS OF
NORTHEASTERN WYOMING AND FAR SOUTHWESTERN SOUTH DAKOTA...
.Very warm temperatures Wednesday with highs in the upper 60s into
mid 70s across northeastern Wyoming and southwestern South Dakota.
These anomalously warm temperatures coupled with gusty west-northwest
winds (gusts 25 to 40 mph) and relative humidity falling to
around 15 percent will result in critical fire weather conditions
Wednesday afternoon and early evening.
The National Weather Service in Rapid City has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from 10 AM to 7 PM MDT Wednesday.
* AFFECTED AREA...Fire Weather Zones 314 Northern Campbell, 321
Southern Black Hills, 325 Custer County Plains and 326 Pine
Ridge Area.
* WINDS...West-northwest 10 to 20 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
IMPACTS: The combination of gusty winds and low relative
humidity will produce critical fire weather conditions.
IMPACTS: The combination of gusty winds and low relative
humidity would produce critical fire weather conditions.
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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.