436
WWUS85 KSLC 171729
RFWSLC
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1129 AM MDT WED JUN 17 2026
UTZ478-171830-
/O.CAN.KSLC.FW.A.0008.260619T1800Z-260620T0900Z/
SALT LAKE DESERT-
1129 AM MDT WED JUN 17 2026
...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONE 478...
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE
FIRE WEATHER WATCH.
THE STRONGEST WINDS HAVE TRENDED LATER IN THE NIGHT, WHEN
RELATIVE HUMIDITY WILL BE TRENDING UPWARDS ABOVE CRITICAL LEVELS.
ELEVATED TO MORE LOCALLY CRITICAL FIRE WEATHER CONDITIONS MAY
STILL EXIST FRIDAY EVENING.
UTZ482-484-488-489-493-494-496-498-180300-
/O.CON.KSLC.FW.W.0008.000000T0000Z-260618T0300Z/
WESTERN UINTAH BASIN-TAVAPUTS PLATEAU-MANTI NATIONAL FOREST-
SAN RAFAEL SWELL-CENTRAL UTAH MOUNTAINS-HENRY MOUNTAINS-
COLOR COUNTRY MOUNTAINS-GRAND STAIRCASE-
1129 AM MDT WED JUN 17 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 482,
484, 488, 489, 493, 494, 496, AND 498...
* AFFECTED AREA...FIRE WEATHER ZONE 482 WESTERN UINTAH BASIN,
FIRE WEATHER ZONE 484 TAVAPUTS PLATEAU, FIRE WEATHER ZONE 488
MANTI NATIONAL FOREST, FIRE WEATHER ZONE 489 SAN RAFAEL SWELL,
FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS, FIRE WEATHER
ZONE 494 HENRY MOUNTAINS, FIRE WEATHER ZONE 496 COLOR COUNTRY
MOUNTAINS AND FIRE WEATHER ZONE 498 GRAND STAIRCASE.
* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.
* RELATIVE HUMIDITY...AS LOW AS 7 PERCENT ACROSS LOWER ELEVATIONS,
AND BETWEEN 8 TO 14 PERCENT ABOVE 8000 FEET.
* IMPACTS...CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED. ANY
NEW FIRE STARTS OR EXISTING FIRES MAY SPREAD RAPIDLY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE IMMINENT. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
UTZ492-495-180430-
/O.CON.KSLC.FW.A.0008.260619T1800Z-260620T0900Z/
CENTRAL UTAH WEST DESERT-COLOR COUNTRY WEST DESERT-
1129 AM MDT WED JUN 17 2026
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH LATE FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 492 AND 495...
* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT
AND FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT.
* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.
* RELATIVE HUMIDITY...AS LOW AS 8 PERCENT.
* IMPACTS...CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED. ANY
NEW FIRE STARTS OR EXISTING FIRES MAY SPREAD RAPIDLY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL
FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST
FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS.
UTZ497-180430-
/O.CON.KSLC.FW.A.0008.260619T1800Z-260620T0300Z/
MOJAVE DESERT-
1129 AM MDT WED JUN 17 2026
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 497...
* AFFECTED AREA...FIRE WEATHER ZONE 497 MOJAVE DESERT.
* WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.
* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.
* IMPACTS...CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED. ANY
NEW FIRE STARTS OR EXISTING FIRES MAY SPREAD RAPIDLY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL
FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST
FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS.
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT
HTTP://WEATHER.GOV/SALTLAKECITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page