Red Flag Warning
Issued by NWS Rapid City, SD

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WWUS83 KUNR 050939
RFWUNR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
339 AM MDT SAT SEP 5 2015

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT SUNDAY
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
259...

.DRY GUSTY SOUTHWEST FLOW WILL DEVELOP TODAY ACROSS THE NORTHEAST
WYOMING PLAINS. SUSTAINED WINDS OF 15 TO 25 MPH WITH HIGHER GUSTS
ARE EXPECTED OVER SOUTHERN CAMPBELL COUNTY. RELATIVE HUMIDITIES
ARE FORECAST TO DROP TO AROUND 15 PERCENT THIS
AFTERNOON...SUPPORTING CRITICAL FIRE WEATHER CONDITIONS WITH THE
GUSTY WINDS. THE RED FLAG WARNING GOES THROUGH SUNDAY AFTERNOON
GIVEN POOR RELATIVE HUMIDITY RECOVERY TONIGHT...A FRONTAL
PASSAGE...AND VERY DRY GUSTY SOUTHWEST WINDS ONCE AGAIN SUNDAY
AFTERNOON.

WYZ259-060045-
/O.NEW.KUNR.FW.W.0014.150905T1800Z-150907T0200Z/
SOUTHERN CAMPBELL-
339 AM MDT SAT SEP 5 2015

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT SUNDAY
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
259...

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 NOON TODAY TO 8 PM MDT SUNDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 259.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...WILDFIRES CAN SPREAD RAPIDLY IN THE VERY DRY FUELS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$


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