43°45'N / 103°35'W / Altitud 1620 m / 14:39 18/03/2026, America/Denver (UTC-6)
de: 18/03/2026, 13:16
a: 18/03/2026, 19:00
...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THROUGH THIS EVENING ACROSS PORTIONS OF NORTHEASTERN WYOMING AND FAR SOUTHWESTERN SOUTH DAKOTA...
.While relative humidity values have been slow to drop toward 15 percent this afternoon, continued drying along with west- northwest winds gusting 25 to 35 MPH will result in critical fire weather conditions through early evening, with warm temperatures in the lower 70s and ongoing drought conditions also exacerbating the risk.
* AFFECTED AREA...Fire Weather Zones 314 Northern Campbell, 315 Southern Campbell, 317 Weston County Plains, 321 Southern Black Hills, 322 Fall River County Area, 325 Custer County Plains, and 326 Pine Ridge Area.
* WINDS...West-northwest 15 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.
Custer
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.
NWS Rapid City SD
18/03/2026, 13:16