weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Salt Lake City UT
135 PM MDT Sat May 15 2021

UTZ495-497-160600-
/O.CON.KSLC.FW.W.0008.000000T0000Z-210517T0300Z/
Color Country West Desert-Mojave Desert-
135 PM MDT Sat May 15 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SUNDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 495 AND
497...

* AFFECTED AREA...Fire Weather Zone 495 Color Country West
  Desert and Fire Weather Zone 497 Mojave Desert.

* WINDS...South 15 to 25 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...As low as 9 percent.

* IMPACTS...Any fires that develop could spread rapidly. Outdoor
  burning is not recommended.

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.

&&

$$

URGENT - FIRE WEATHER MESSAGE
National Weather Service Salt Lake City UT
135 PM MDT Sat May 15 2021

UTZ498-160600-
/O.CON.KSLC.FW.W.0008.000000T0000Z-210517T0300Z/
Grand Staircase-
135 PM MDT Sat May 15 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SUNDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 498...

* AFFECTED AREA...Fire Weather Zone 498 Grand Staircase.

* WINDS...Southwest 10 to 20 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 7 percent.

* IMPACTS...Any fires that develop could spread rapidly. Outdoor
  burning is not recommended.

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.

&&

$$

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

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
1000 AM PDT Sat May 15 2021

An approaching low pressure system will bring gusty south-
southwesterly winds to the region. Coupled with cured fuels and
critical relative humidity values, high fire danger is expected
this afternoon.

AZZ101-102-NVZ461>466-160200-
/O.CON.KVEF.FW.W.0008.000000T0000Z-210516T0200Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lincoln County/Ely Dispatch-
Nye County Deserts/Las Vegas Dispatch-Sheep Range-
Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
1000 AM PDT Sat May 15 2021 /1000 AM MST Sat May 15 2021/

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM PDT / MST THIS
EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR SOUTHERN NEVADA AND
NORTHWEST ARIZONA...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102.
  In Nevada...Fire weather zones 461, 462, 463, 464, 465, and
  466.

* TIMING...Through this evening.

* WIND...South-southwest winds 20-25 mph with gusts 30-40 mph.

* HUMIDITY...Afternoon relative humidity values in the single
  digits are expected. Humidities will recover to above 20%
  overnight tonight.

* IMPACTS...Any fires that develop will likely spread rapidly.
  Outdoor burning is not recommended.

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.

&&

$$


weather.gov/lasvegas

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE