Red Flag Warning
Issued by NWS Cheyenne, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
WWUS85 KCYS 170204
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
804 PM MDT SAT AUG 16 2014

...RED FLAG WARNING IN EFFECT FOR MUCH OF SOUTHEAST WYOMING SUNDAY
AFTERNOON...

.A LOW PRESSURE SYSTEM WILL TRACK ACROSS MONTANA SUNDAY...RESULTING
IN BREEZY CONDITIONS ACROSS SOUTHEAST WYOMING. TEMPERATURES IN THE
AFTERNOON ARE EXPECTED TO CLIMB INTO THE MID 80S TO MID 90S. DRY
AIR COMBINED WITH THESE VERY WARM TEMPERATURES WILL RESULT IN
RELATIVE HUMIDITY VALUES IN THE LOW TEENS TO SINGLE DIGITS.

WYZ303-304-171615-
/O.CAN.KCYS.FW.W.0009.000000T0000Z-140817T0300Z/
/O.UPG.KCYS.FW.A.0006.140817T1800Z-140818T0300Z/
/O.NEW.KCYS.FW.W.0010.140817T1800Z-140818T0100Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
SOUTHWEST CARBON-
804 PM MDT SAT AUG 16 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT SUNDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 303 AND
304...


THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TO 7 PM MDT SUNDAY. THE RED FLAG WARNING FOR SATURDAY
HAS BEEN CANCELLED. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 303 AND 304.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...LESS THAN 15 PERCENT.

* IMPACTS...COMBINATION OF HOT TEMPERATURES...LOW HUMIDITIES...
  AND GUSTY WINDS CAN CREATE CRITICAL CONDITIONS THAT CONTRIBUTE
  TO EXTREME FIRE BEHAVIOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WARM AND DRY CONDITIONS COMBINED WITH GUSTY WINDS WILL CREATE THE
POTENTIAL FOR RAPID FIRE GROWTH SUNDAY AFTERNOON.

&&

$$

WYZ301-306-308>310-171615-
/O.UPG.KCYS.FW.A.0006.140817T1800Z-140818T0300Z/
/O.NEW.KCYS.FW.W.0010.140817T1800Z-140818T0100Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-UPPER NORTH PLATTE RIVER BASIN-
LARAMIE VALLEY/SHIRLEY BASIN-SOUTH LARAMIE RANGE/MEDICINE BOW NF-
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
804 PM MDT SAT AUG 16 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT SUNDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...306...
308...309 AND 310...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TO 7 PM MDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER
IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 301...306...308...309 AND
  310.

* WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...LESS THAN 15 PERCENT.

* IMPACTS...WARM AND DRY CONDITIONS COMBINED WITH GUSTY WINDS
  COULD CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WARM AND DRY CONDITIONS COMBINED WITH GUSTY WINDS WILL CREATE THE
POTENTIAL FOR RAPID FIRE GROWTH SUNDAY AFTERNOON.

&&

$$

LIEBL




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.