Alert archive / Utah / Red Flag Warnings in 2016

Red Flag Warning 21, NWS Salt Lake City, UT

September 11, 20165 counties in Utah

NWS Salt Lake City, UT issued this red flag warning at Sep 11, 2016, 2:13 PM MDT for 5 counties in Utah. It took effect at Sep 13, 2016, 12:00 PM MDT. It was in force for 79 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 11, 2016, 2:13 PM MDT (20:13 UTC)
In effect from
Sep 13, 2016, 12:00 PM MDT
Expired
Sep 13, 2016, 1:19 PM MDT
In force
79 min
Issued by
NWS Salt Lake City, UT

Counties Box Elder County, UT, Davis County, UT, Salt Lake County, UT, Tooele County, UT, Utah County, UT

The radar

The Salt Lake City radar (KMTX), 57 km from the middle of the area, began a volume at 20:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 8.2 hours before the alert went out and 41 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Salt Lake City I, UT at 12:00Z on 2016-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salt Lake City I, UT at 12:00Z on 2016-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3883 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

640 
WWUS85 KSLC 112013
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
213 PM MDT SUN SEP 11 2016

UTZ478-120415-
/O.NEW.KSLC.FW.W.0021.160913T1800Z-160914T0600Z/
/O.CON.KSLC.FW.W.0020.000000T0000Z-160912T0600Z/
SALT LAKE DESERT-
213 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 478...
...RED FLAG WARNING IN EFFECT FROM NOON TUESDAY TO MIDNIGHT MDT
TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 478...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TUESDAY TO MIDNIGHT MDT TUESDAY NIGHT.

* AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT.

* WINDS...WEST 20 MPH GUSTING TO 30 MPH REST OF TODAY. SOUTH WINDS 20-30
  MPH WITH GUSTS NEAR 40 MPH TUESDAY.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* DRY THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED DRY 
  THUNDERSTORMS WILL DEVELOP TODAY ESPECIALLY WEST DESERT... 
  ENHANCING THE WINDS NEARBY WITH GUSTS EXCEEDING 40 MPH.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ488-493-120415-
/O.EXB.KSLC.FW.W.0020.160912T1800Z-160913T0600Z/
MANTI NATIONAL FOREST-CENTRAL UTAH MOUNTAINS-
213 PM MDT SUN SEP 11 2016

...RED FLAG WARNING IN EFFECT FROM NOON MONDAY TO MIDNIGHT MDT
MONDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 488 AND 493...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON MONDAY TO MIDNIGHT MDT MONDAY NIGHT.

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* WINDS...SOUTH WINDS 20-30 MPH WITH GUSTS NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* DRY THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED DRY 
  THUNDERSTORMS WILL DEVELOP TODAY... ENHANCING THE WINDS NEARBY 
  WITH GUSTS EXCEEDING 40 MPH.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ495-120415-
/O.EXB.KSLC.FW.W.0020.160912T1800Z-160914T0600Z/
COLOR COUNTRY WEST DESERT-
213 PM MDT SUN SEP 11 2016

...RED FLAG WARNING IN EFFECT FROM NOON MONDAY TO MIDNIGHT MDT
TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 495...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON MONDAY TO MIDNIGHT MDT TUESDAY NIGHT.

* AFFECTED AREA...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST 
  DESERT.

* WINDS...SOUTHWEST 20-30 MPH WITH 40 MPH GUSTS.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* DRY THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED DRY 
  THUNDERSTORMS WILL DEVELOP TODAY... ENHANCING THE WINDS NEARBY 
  WITH GUSTS EXCEEDING 40 MPH.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ492-497-120415-
/O.EXT.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-MOJAVE DESERT-
213 PM MDT SUN SEP 11 2016

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT TUESDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
492 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 20 MPH GUSTING TO 30 MPH TODAY...INCREASING TO
  GUSTS 40 MPH MONDAY AND TUESDAY.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* DRY THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED DRY 
  THUNDERSTORMS WILL DEVELOP TODAY... ENHANCING THE WINDS NEARBY 
  WITH GUSTS EXCEEDING 40 MPH.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ479-480-120415-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160912T0600Z/
WASATCH MOUNTAINS-UINTA MOUNTAINS-
213 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 479 AND
480...

* AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS AND 
  FIRE WEATHER ZONE 480 UINTA MOUNTAINS.

* WINDS...WEST 20 MPH GUSTING TO 30 MPH.

* RELATIVE HUMIDITY...NEAR 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ482>484-489-120415-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160913T0600Z/
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-SAN RAFAEL SWELL-
213 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT MONDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
482...483...484 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 482 WESTERN UINTAH BASIN... 
  FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL FOREST...FIRE 
  WEATHER ZONE 484 TAVAPUTS PLATEAU AND FIRE WEATHER ZONE 489 
  SAN RAFAEL SWELL.

* WINDS...SOUTHWEST 20 MPH GUSTING TO 30 MPH TODAY...INCREASING 
  TO GUSTS 40 MPH MONDAY.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* DRY THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED DRY 
  THUNDERSTORMS WILL DEVELOP TODAY... ENHANCING THE WINDS NEARBY 
  WITH GUSTS EXCEEDING 40 MPH.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
6 follow-up statements
575 
WWUS85 KSLC 120437
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1037 PM MDT SUN SEP 11 2016

UTZ478-122100-
/O.CAN.KSLC.FW.W.0020.000000T0000Z-160912T0600Z/
/O.CON.KSLC.FW.W.0021.160913T1800Z-160914T0600Z/
SALT LAKE DESERT-
1037 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TUESDAY TO
MIDNIGHT MDT TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 478...
...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONE 478...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE
RED FLAG WARNING FOR TONIGHT. A RED FLAG WARNING REMAINS IN EFFECT
FOR TUESDAY AFTERNOON AND EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT.

* WINDS...SOUTH WINDS 20-30 MPH WITH GUSTS NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ479-480-120545-
/O.CAN.KSLC.FW.W.0020.000000T0000Z-160912T0600Z/
WASATCH MOUNTAINS-UINTA MOUNTAINS-
1037 PM MDT SUN SEP 11 2016

...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 479 AND 480...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE
RED FLAG WARNING FOR TONIGHT. WINDS HAVE WEAKENED AND RELATIVE
HUMIDITIES HAVE RISEN ABOVE CRITICAL VALUES. 


$$

UTZ482>484-489-122100-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160913T0600Z/
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-SAN RAFAEL SWELL-
1037 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT MONDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
482...483...484 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 482 WESTERN UINTAH BASIN... 
  FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL FOREST...FIRE 
  WEATHER ZONE 484 TAVAPUTS PLATEAU AND FIRE WEATHER ZONE 489 
  SAN RAFAEL SWELL.

* WINDS...SOUTHWEST 15-25 MPH GUSTING TO 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ492-497-122100-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-MOJAVE DESERT-
1037 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
492 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 15-25 MPH GUSTING TO 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ488-493-122100-
/O.CON.KSLC.FW.W.0020.160912T1800Z-160913T0600Z/
MANTI NATIONAL FOREST-CENTRAL UTAH MOUNTAINS-
1037 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON MONDAY TO
MIDNIGHT MDT MONDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 488 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* WINDS...SOUTH WINDS 20-30 MPH WITH GUSTS NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ495-122100-
/O.CON.KSLC.FW.W.0020.160912T1800Z-160914T0600Z/
COLOR COUNTRY WEST DESERT-
1037 PM MDT SUN SEP 11 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON MONDAY TO
MIDNIGHT MDT TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 495...

* AFFECTED AREA...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST 
  DESERT.

* WINDS...SOUTHWEST 20-30 MPH WITH 40 MPH GUSTS.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
179 
WWUS85 KSLC 120917
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
317 AM MDT MON SEP 12 2016

UTZ482>484-489-122300-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160913T0600Z/
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-SAN RAFAEL SWELL-
317 AM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 482...
483...484 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 482 WESTERN UINTAH BASIN... 
  FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL FOREST...FIRE 
  WEATHER ZONE 484 TAVAPUTS PLATEAU AND FIRE WEATHER ZONE 489 
  SAN RAFAEL SWELL.

* WINDS...SOUTHWEST 15-25 MPH GUSTING TO 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ492-497-122300-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-MOJAVE DESERT-
317 AM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
492 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 20-30 MPH GUSTING TO 40 MPH TODAY BECOMING
  SOMEWHAT STRONGER TUESDAY.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ488-493-122300-
/O.CON.KSLC.FW.W.0020.160912T1800Z-160913T0600Z/
MANTI NATIONAL FOREST-CENTRAL UTAH MOUNTAINS-
317 AM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 488 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* WINDS...SOUTH WINDS 20-30 MPH WITH GUSTS NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ478-122300-
/O.CON.KSLC.FW.W.0021.160913T1800Z-160914T0600Z/
SALT LAKE DESERT-
317 AM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TUESDAY TO
MIDNIGHT MDT TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 478...

* AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT.

* WINDS...SOUTH WINDS REDEVELOPING TUESDAY 20-30 MPH WITH GUSTS
  NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ495-122300-
/O.CON.KSLC.FW.W.0020.160912T1800Z-160914T0600Z/
COLOR COUNTRY WEST DESERT-
317 AM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 495...

* AFFECTED AREA...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST 
  DESERT.

* WINDS...SOUTHWEST 20-30 MPH WITH 40 MPH GUSTS TODAY BECOMING
  SOMEWHAT STRONGER TUESDAY.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
412 
WWUS85 KSLC 122023
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
223 PM MDT MON SEP 12 2016

UTZ482>484-488-489-493-130600-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160913T0600Z/
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-MANTI NATIONAL FOREST-SAN RAFAEL SWELL-
CENTRAL UTAH MOUNTAINS-
223 PM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 482...
483...484...488...489 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 482 WESTERN UINTAH BASIN... 
  FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL FOREST...FIRE 
  WEATHER ZONE 484 TAVAPUTS PLATEAU...FIRE WEATHER ZONE 488 
  MANTI NATIONAL FOREST...FIRE WEATHER ZONE 489 SAN RAFAEL SWELL 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* WINDS...SOUTHWEST 15-25 MPH GUSTING TO 35 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ492-495-497-131100-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-COLOR COUNTRY WEST DESERT-MOJAVE DESERT-
223 PM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
492...495 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST 
  DESERT...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT AND 
  FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 20-30 MPH WITH 40 MPH GUSTS TODAY BECOMING 
  SOMEWHAT STRONGER TUESDAY.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ478-131100-
/O.CON.KSLC.FW.W.0021.160913T1800Z-160914T0600Z/
SALT LAKE DESERT-
223 PM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TUESDAY TO
MIDNIGHT MDT TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 478...

* AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT.

* WINDS...SOUTH WINDS REDEVELOPING TUESDAY 20-30 MPH WITH GUSTS 
  NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
826 
WWUS85 KSLC 130320
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
920 PM MDT MON SEP 12 2016

UTZ482>484-488-489-493-130600-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160913T0600Z/
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-MANTI NATIONAL FOREST-SAN RAFAEL SWELL-
CENTRAL UTAH MOUNTAINS-
920 PM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 482...
483...484...488...489 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 482 WESTERN UINTAH BASIN... 
  FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL FOREST...FIRE 
  WEATHER ZONE 484 TAVAPUTS PLATEAU...FIRE WEATHER ZONE 488 
  MANTI NATIONAL FOREST...FIRE WEATHER ZONE 489 SAN RAFAEL SWELL 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* WINDS...SOUTHWEST 15-25 MPH GUSTING TO 35 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ478-131200-
/O.CON.KSLC.FW.W.0021.160913T1800Z-160914T0600Z/
SALT LAKE DESERT-
920 PM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TUESDAY TO
MIDNIGHT MDT TUESDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 478...

* AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT.

* WINDS...SOUTH WINDS REDEVELOPING TUESDAY 20-30 MPH WITH GUSTS 
  NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ492-495-497-131200-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-COLOR COUNTRY WEST DESERT-MOJAVE DESERT-
920 PM MDT MON SEP 12 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
492...495 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST 
  DESERT...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT AND 
  FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 25-35 MPH WITH 50 MPH GUSTS TUESDAY AFTERNOON
  AND EVENING.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
144 
WWUS85 KSLC 131018
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
418 AM MDT TUE SEP 13 2016

UTZ492-495-497-132300-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-COLOR COUNTRY WEST DESERT-MOJAVE DESERT-
418 AM MDT TUE SEP 13 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 492...
495 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST 
  DESERT...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT AND 
  FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 25-35 MPH WITH 50 MPH GUSTS THIS AFTERNOON
  AND EVENING.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

UTZ478-132300-
/O.CON.KSLC.FW.W.0021.160913T1800Z-160914T0600Z/
SALT LAKE DESERT-
418 AM MDT TUE SEP 13 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 478...

* AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT.

* WINDS...SOUTH WINDS REDEVELOPING TODAY 20-30 MPH WITH GUSTS
  NEAR 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
417 
WWUS85 KSLC 131919
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
119 PM MDT TUE SEP 13 2016

UTZ478-132030-
/O.CAN.KSLC.FW.W.0021.000000T0000Z-160914T0600Z/
SALT LAKE DESERT-
119 PM MDT TUE SEP 13 2016

...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONE 478...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE
RED FLAG WARNING.

A COLD FRONT REMAINS STALLED ACROSS THE AREA EARLY THIS AFTERNOON 
AND THE CRITICAL WINDS AND HUMIDITY THAT WERE PREVIOUSLY FORECAST
ARE NO LONGER EXPECTED TO DEVELOP.

$$

UTZ492-495-497-140600-
/O.CON.KSLC.FW.W.0020.000000T0000Z-160914T0600Z/
CENTRAL UTAH WEST DESERT-COLOR COUNTRY WEST DESERT-MOJAVE DESERT-
119 PM MDT TUE SEP 13 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 492...
495 AND 497...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST 
  DESERT...FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT AND 
  FIRE WEATHER ZONE 497 MOJAVE DESERT.

* WINDS...SOUTHWEST 25-35 MPH WITH 45 MPH GUSTS THIS AFTERNOON
  AND EVENING.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...A COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL 
  CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

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.

&&

$$

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

Nearby

Red Flag Warnings in Utah, 2016Every red flag warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.