463
WWUS85 KSLC 151307
RFWSLC

URGENT - FIRE WEATHER MESSAGE
National Weather Service Salt Lake City UT
707 AM MDT Tue Jul 15 2025

UTZ492-493-495>498-160115-
/O.CON.KSLC.FW.W.0006.250715T1800Z-250716T0500Z/
Central Utah West Desert-Central Utah Mountains-
Color Country West Desert-Color Country Mountains-Mojave Desert-
Grand Staircase-
707 AM MDT Tue Jul 15 2025

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 11 PM
MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 492, 493, 495, 496, 497, AND 498...

* AFFECTED AREA...Fire Weather Zone 492 Central Utah West
  Desert, Fire Weather Zone 493 Central Utah Mountains, Fire
  Weather Zone 495 Color Country West Desert, Fire Weather Zone
  496 Color Country Mountains, Fire Weather Zone 497 Mojave
  Desert and Fire Weather Zone 498 Grand Staircase.

* WINDS...Southwest 10 to 20 mph with gusts up to 30 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 Red Flag Warning means that critical fire weather conditions
are expected or ongoing. A combination of strong winds...low
relative humidity...and warm temperatures can contribute to
extreme fire behavior.

&&

$$

UTZ478-479-160115-
/O.CON.KSLC.FW.W.0006.250715T1800Z-250716T0300Z/
Salt Lake Desert-Wasatch Mountains-
707 AM MDT Tue Jul 15 2025

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 478 AND 479...

* AFFECTED AREA...Fire Weather Zone 478 Salt Lake Desert and
  Fire Weather Zone 479 Wasatch Mountains.

* THUNDERSTORMS...Scattered dry thunderstorms are expected to
  develop during the afternoon hours on Tuesday, bringing
  potential for frequent lightning strikes from storms producing
  little to no rainfall.

* OUTFLOW WINDS...A dry low level environment will promote
  potential for storms to produce strong outflow wind gusts in
  excess of 30-35 mph with around a 40-50 percent chance of
  gusts exceeding 45 mph.

* 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
lightning...dry fuel conditions...and gusty microburst winds will
create favorable conditions for new fire starts and extreme fire
behavior.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/saltlakecity