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Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
526 AM MDT WED JUL 23 2014

UTZ001>016-019>021-517-518-WYZ021-241130-
CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT-
SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80-
WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS-
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-CENTRAL MOUNTAINS-
SOUTHERN MOUNTAINS-SOUTHWEST WYOMING-
526 AM MDT WED JUL 23 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF
UTAH AND SOUTHWEST WYOMING.

.DAY ONE...TODAY AND TONIGHT

GUSTY SOUTH WINDS ARE POSSIBLE ACROSS MUCH OF UTAH TODAY...AND
COMBINED WITH LOW RELATIVE HUMIDITY WILL CREATE HAZARDOUS FIRE
WEATHER CONDITIONS TODAY.

MOISTURE WILL INCREASE FROM THE SOUTH TODAY...RESULTING IN
INCREASED SHOWER AND THUNDERSTORM ACTIVITY. SOME OF THESE
THUNDERSTORMS WILL BE DRY...CAPABLE OF PRODUCING STRONG GUSTY
WINDS...AND POTENTIALLY STARTING NEW FIRES. HEAVY RAINFALL WILL BE
POSSIBLE FOR THE LATE AFTERNOON AND EVENING...ESPECIALLY IN
SOUTHEAST UTAH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

SHOWER AND THUNDERSTORM ACTIVITY WILL PRIMARILY REMAIN OVER
SOUTHERN AND EASTERN UTAH THROUGH THE END OF THE WEEK...BEFORE
MOISTURE RETURNS TO MOST OF THE AREA FOR THE BEGINNING OF NEXT
WEEK.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$

FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY/ (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL ROAD TRAVEL IMPACTS VISIT...
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX




Red Flag Warning

URGENT - FIRE WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
354 AM MDT WED JUL 23 2014

UTZ488-489-492-493-495-496-231800-
/O.CON.KSLC.FW.W.0018.140723T1800Z-140724T0400Z/
MANTI NATIONAL FOREST-SAN RAFAEL SWELL-CENTRAL UTAH WEST DESERT-
CENTRAL UTAH MOUNTAINS-COLOR COUNTRY WEST DESERT-
COLOR COUNTRY MOUNTAINS-
354 AM MDT WED JUL 23 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 10 PM
MDT THIS EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS
FOR FIRE WEATHER ZONES 488...489...492...493...495 AND 496...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST...
  FIRE WEATHER ZONE 489 SAN RAFAEL SWELL...FIRE WEATHER ZONE 492
  CENTRAL UTAH WEST DESERT...FIRE WEATHER ZONE 493 CENTRAL UTAH
  MOUNTAINS...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT
  AND FIRE WEATHER ZONE 496 COLOR COUNTRY MOUNTAINS.

* WINDS...SOUTHERLY WINDS AT 15-25 MPH WITH GUSTS OVER 30 MPH WILL
  DEVELOP THIS AFTERNOON.

* RELATIVE HUMIDITY...RELATIVE HUMIDITY WILL REMAIN BELOW 15
  PERCENT INTO THIS EVENING.

* THUNDERSTORMS...WILL DEVELOP THIS AFTERNOON. STORMS WILL
  INITIALLY DEVELOP OVER THE HIGHER TERRAIN...AND WILL MOVE OVER
  ADJACENT VALLEYS. MOST THUNDERSTORMS WILL BE DRY...THOUGH SOME
  STORMS MAY BE ACCOMPANIED BY WETTING RAIN. REGARDLESS...
  LIGHTNING WILL RESULT IN NEW FIRE STARTS.

* OUTFLOW WINDS...WILL BE GUSTY AND ERRATIC IN THE VICINITY OF
  THUNDERSTORMS AND MAY CAUSE UNPREDICTABLE FIRE BEHAVIOR.

* IMPACTS...COMBINATION OF LOW RELATIVE HUMIDITY AND GUSTY WINDS
  WILL CREATE HAZARDOUS FIRE WEATHER CONDITIONS THROUGH THIS
  EVENING. DRY THUNDERSTORMS IN AN AREA WITH DRY FUELS WILL
  CREATE HAZARDOUS FIRE WEATHER CONDITIONS...AND LIKELY RESULT
  IN NEW FIRE STARTS WEDNESDAY.

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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Page last modified: May 16, 2007
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