Headline:
Red Flag Warning issued April 11 at 12:06PM MDT until April 12 at 9:00PM MDT by NWS Rapid City SD
Event:
Red Flag Warning
Urgency:
Expected
Effective:
April 11, 2026 - 11:06am
Expires:
April 12, 2026 - 2:15am
Description:
...CRITICAL FIRE WEATHER CONDITIONS THROUGH SUNDAY ACROSS
PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA...
.Warm, dry, and breezy weather will support critical fire weather
conditions over northeastern Wyoming and southwestern South
Dakota this afternoon and again Sunday afternoon. In addition,
isolated dry thunderstorms are possible late this afternoon and
evening. While confidence in timing and occurrence is low,
erratic wind gusts in excess of 50 MPH would be possible if a dry
thunderstorm occurs.
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 11 AM MDT /noon CDT/ to 9 PM MDT /10 PM CDT/ Sunday.
* AFFECTED AREA...Fire Weather Zones 331 Haakon County Area, 333
Bennett County Area, 334 Mellette and Todd Counties and 335
Tripp County.
* WINDS...West 10 to 20 mph with gusts up to 30 mph.
* RELATIVE HUMIDITY...As low as 13 percent.
* IMPACTS...The combination of gusty winds and low relative
humidity will produce critical fire weather conditions.
Instruction:
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.
Area Description:
Haakon County Area; Bennett County Area; Mellette and Todd Counties; Tripp County
Forcast Office:
NWS Rapid City SD
Sender:
w-nws.webmaster@noaa.gov