Red Flag Warning
Issued by NWS Rapid City, SD

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000
WWUS83 KUNR 221106
RFWUNR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
506 AM MDT FRI JUL 22 2016

...RED FLAG WARNING IN EFFECT FOR THE NORTHEASTERN WYOMING PLAINS
THIS AFTERNOON AND EVENING...

.HOT AND BREEZY CONDITIONS WILL DEVELOP FRIDAY AFTERNOON. GUSTY
SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 25 MPH WILL COMBINE
WITH A MINIMUM RELATIVE HUMIDITY AROUND 15 PERCENT. HAINES INDEX
WILL REACH A VALUE OF 6. DRY LIGHTNING ALSO IS POSSIBLE AS
ISOLATED THUNDERSTORMS CROSS THE AREA DURING THE AFTERNOON AND
EARLY EVENING.

WYZ259-297-298-230300-
/O.UPG.KUNR.FW.A.0008.160722T1800Z-160723T0300Z/
/O.NEW.KUNR.FW.W.0014.160722T1800Z-160723T0300Z/
SOUTHERN CAMPBELL-NORTHERN CAMPBELL-
CROOK AND WESTON COUNTY PLAINS-
506 AM MDT FRI JUL 22 2016

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING FOR GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY
THUNDERSTORMS FOR FIRE WEATHER ZONES 259...297 AND 298...

THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY
THUNDERSTORMS...WHICH IS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 259...297 AND 298.

* WINDS...SOUTH 10 TO 20 MPH WITH GUSTS TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* LIGHTNING...DRY LIGHTNING IS POSSIBLE WITH ANY THUNDERSTORMS.

* IMPACTS...THE COMBINATION OF DRY FUELS...GUSTY WINDS...LOW
  RELATIVE HUMIDITY...AND DRY LIGHTNING MAY CREATE WEATHER
  CONDITIONS FAVORABLE FOR EXPLOSIVE FIRE GROWTH.

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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