Alert archive / Utah / Red Flag Warnings in 2016

Red Flag Warning 16, NWS Salt Lake City, UT

August 17, 20168 counties in Utah

NWS Salt Lake City, UT issued this red flag warning at Aug 17, 2016, 1:32 PM MDT for 8 counties in Utah. It took effect at Aug 17, 2016, 2:03 PM MDT. It was in force for 29 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 17, 2016, 1:32 PM MDT (19:32 UTC)
In effect from
Aug 17, 2016, 2:03 PM MDT
Expired
Aug 18, 2016, 6:41 PM MDT
In force
29 hr
Issued by
NWS Salt Lake City, UT

Counties Beaver County, UT, Garfield County, UT, Juab County, UT, Millard County, UT, Piute County, UT, Sanpete County, UT, Sevier County, UT, Wayne County, UT

The radar

The Cedar City radar (KICX), 141 km from the middle of the area, began a volume at 19:34 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, 7.5 hours before the alert went out and 230 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 2016-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 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 2016-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
1 J/kg
Mixed-layer CIN
-388 J/kg
Mixed-layer LCL
3504 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

913 
WWUS85 KSLC 171932
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
132 PM MDT WED AUG 17 2016

UTZ492-493-181215-
/O.NEW.KSLC.FW.W.0016.160818T1800Z-160819T0600Z/
CENTRAL UTAH WEST DESERT-CENTRAL UTAH MOUNTAINS-
132 PM MDT WED AUG 17 2016

...RED FLAG WARNING IN EFFECT FROM NOON THURSDAY TO MIDNIGHT MDT
THURSDAY NIGHT FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR
FIRE WEATHER ZONES 492 AND 493...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED
FLAG WARNING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...
WHICH IS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT MDT THURSDAY
NIGHT.

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* THUNDERSTORMS...SCATTERED MAINLY DRY THUNDERSTORMS ARE FORECAST
  TO DEVELOP MIDDAY TOMORROW AND CONTINUE THROUGH TOMORROW EVENING.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THE STRONGER STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND EXTREME
FIRE BEHAVIOR.

&&

$$

UTZ488-489-181215-
/O.EXT.KSLC.FW.W.0015.000000T0000Z-160819T0600Z/
MANTI NATIONAL FOREST-SAN RAFAEL SWELL-
132 PM MDT WED AUG 17 2016

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT THURSDAY
NIGHT FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE
WEATHER ZONES 488 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 489 SAN RAFAEL SWELL.

* THUNDERSTORMS...SCATTERED MAINLY DRY THUNDERSTORMS ARE ONCE
  AGAIN FORECAST TO DEVELOP MIDDAY TOMORROW AND CONTINUE THROUGH
  TOMORROW EVENING. THERE SHOULD BE A LULL IN ACTIVITY BETWEEN
  LATE EVENING AND MID MORNING TOMORROW.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THE STRONGER STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND EXTREME
FIRE BEHAVIOR.

&&

$$

UTZ479>484-180600-
/O.CON.KSLC.FW.W.0015.000000T0000Z-160818T0600Z/
WASATCH MOUNTAINS-UINTA MOUNTAINS-WESTERN ASHLEY NATIONAL FOREST-
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-
132 PM MDT WED AUG 17 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 479...480...481...482...483 AND 484...

* AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS...FIRE 
  WEATHER ZONE 480 UINTA MOUNTAINS...FIRE WEATHER ZONE 481 
  WESTERN ASHLEY NATIONAL FOREST...FIRE WEATHER ZONE 482 WESTERN 
  UINTAH BASIN...FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL 
  FOREST AND FIRE WEATHER ZONE 484 TAVAPUTS PLATEAU.

* THUNDERSTORMS...SCATTERED MAINLY DRY THUNDERSTORMS WILL CONTINUE
  THROUGH LATE EVENING.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THE STRONGER STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND EXTREME
FIRE BEHAVIOR.

&&

$$

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
4 follow-up statements
960 
WWUS85 KSLC 172003
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
203 PM MDT WED AUG 17 2016

UTZ492-493-181200-
/O.EXT.KSLC.FW.W.0016.160817T2003Z-160819T0600Z/
CENTRAL UTAH WEST DESERT-CENTRAL UTAH MOUNTAINS-
203 PM MDT WED AUG 17 2016

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT THURSDAY
NIGHT FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE
WEATHER ZONES 492 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* THUNDERSTORMS...SCATTERED MAINLY DRY THUNDERSTORMS ARE ONCE
  AGAIN FORECAST TO DEVELOP MIDDAY TOMORROW AND CONTINUE THROUGH
  TOMORROW EVENING. THERE SHOULD BE A LULL IN ACTIVITY BETWEEN
  LATE EVENING AND MID MORNING TOMORROW.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THE STRONGER STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS TODAY AND TOMORROW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND EXTREME
FIRE BEHAVIOR.


&&

$$

UTZ479>484-180600-
/O.CON.KSLC.FW.W.0015.000000T0000Z-160818T0600Z/
WASATCH MOUNTAINS-UINTA MOUNTAINS-WESTERN ASHLEY NATIONAL FOREST-
WESTERN UINTAH BASIN-SOUTHERN ASHLEY NATIONAL FOREST-
TAVAPUTS PLATEAU-
203 PM MDT WED AUG 17 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 479...480...481...482...483 AND 484...

* AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS...FIRE 
  WEATHER ZONE 480 UINTA MOUNTAINS...FIRE WEATHER ZONE 481 
  WESTERN ASHLEY NATIONAL FOREST...FIRE WEATHER ZONE 482 WESTERN 
  UINTAH BASIN...FIRE WEATHER ZONE 483 SOUTHERN ASHLEY NATIONAL 
  FOREST AND FIRE WEATHER ZONE 484 TAVAPUTS PLATEAU.

* THUNDERSTORMS...SCATTERED MAINLY DRY THUNDERSTORMS WILL 
  CONTINUE THROUGH LATE EVENING.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THE STRONGER STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND
EXTREME FIRE BEHAVIOR.

&&

$$

UTZ488-489-181200-
/O.CON.KSLC.FW.W.0015.000000T0000Z-160819T0600Z/
MANTI NATIONAL FOREST-SAN RAFAEL SWELL-
203 PM MDT WED AUG 17 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT THURSDAY
NIGHT FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE
WEATHER ZONES 488 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 489 SAN RAFAEL SWELL.

* THUNDERSTORMS...SCATTERED MAINLY DRY THUNDERSTORMS ARE ONCE
  AGAIN FORECAST TO DEVELOP MIDDAY TOMORROW AND CONTINUE THROUGH
  TOMORROW EVENING. THERE SHOULD BE A LULL IN ACTIVITY BETWEEN
  LATE EVENING AND MID MORNING TOMORROW.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THE STRONGER STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS TODAY AND TOMORROW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND EXTREME
FIRE BEHAVIOR.


&&

$$

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
304 
WWUS85 KSLC 180941
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
341 AM MDT THU AUG 18 2016

UTZ488-489-182300-
/O.CON.KSLC.FW.W.0015.000000T0000Z-160819T0600Z/
MANTI NATIONAL FOREST-SAN RAFAEL SWELL-
341 AM MDT THU AUG 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 488 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 489 SAN RAFAEL SWELL.

* THUNDERSTORMS...SCATTERED MOSTLY DRY THUNDERSTORMS ARE ONCE
  AGAIN FORECAST TO DEVELOP THIS AFTERNOON AND CONTINUE THROUGH
  THIS EVENING BEFORE ENDING.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
  THESE STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE
  STARTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND
EXTREME FIRE BEHAVIOR.

&&

$$

UTZ492-493-182300-
/O.CON.KSLC.FW.W.0016.000000T0000Z-160819T0600Z/
CENTRAL UTAH WEST DESERT-CENTRAL UTAH MOUNTAINS-
341 AM MDT THU AUG 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 492 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* THUNDERSTORMS...ISOLATED MOSTLY DRY THUNDERSTORMS ARE FORECAST
  TO DEVELOP THIS AFTERNOON MAINLY ALONG THE SOUTHERN PORTIONS OF
  THE WEST CENTRAL DESERT ZONE 492 WHILE STORMS WILL BE SCATTERED
  OVER THE CENTRAL MOUNTAIN ZONE 493. STORMS WILL CONTINUE INTO
  THIS EVENING THEN END.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
  THESE STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE
  STARTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND
EXTREME FIRE BEHAVIOR.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
058 
WWUS85 KSLC 182152
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
352 PM MDT THU AUG 18 2016

UTZ488-489-190600-
/O.CON.KSLC.FW.W.0015.000000T0000Z-160819T0600Z/
MANTI NATIONAL FOREST-SAN RAFAEL SWELL-
352 PM MDT THU AUG 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 488 AND 489...

* AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST 
  AND FIRE WEATHER ZONE 489 SAN RAFAEL SWELL.

* THUNDERSTORMS...THE THREAT FOR WIDELY SCATTERED DRY
  THUNDERSTORMS WILL CONTINUE INTO THE EVENING BEFORE ENDING BY
  MIDNIGHT.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THESE STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND
EXTREME FIRE BEHAVIOR.

&&

$$

UTZ492-493-190600-
/O.CON.KSLC.FW.W.0016.000000T0000Z-160819T0600Z/
CENTRAL UTAH WEST DESERT-CENTRAL UTAH MOUNTAINS-
352 PM MDT THU AUG 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 492 AND 493...

* AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT 
  AND FIRE WEATHER ZONE 493 CENTRAL UTAH MOUNTAINS.

* THUNDERSTORMS...THE THREAT FOR WIDELY SCATTERED DRY
  THUNDERSTORMS WILL CONTINUE INTO THE EVENING BEFORE ENDING BY
  MIDNIGHT.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THESE STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND
EXTREME FIRE BEHAVIOR.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
831 
WWUS85 KSLC 190041
RFWSLC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
641 PM MDT THU AUG 18 2016

UTZ488-190145-
/O.CAN.KSLC.FW.W.0015.000000T0000Z-160819T0600Z/
MANTI NATIONAL FOREST-
641 PM MDT THU AUG 18 2016

...RED FLAG WARNING IS CANCELLED FOR DRY THUNDERSTORMS AND GUSTY
OUTFLOW WINDS FOR FIRE WEATHER ZONE 488...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE
RED FLAG WARNING. WIDELY SCATTERED DRY THUNDERSTORMS ARE NO LONGER
EXPECTED IN ZONE 488.

$$

UTZ492-493-190145-
/O.CAN.KSLC.FW.W.0016.000000T0000Z-160819T0600Z/
CENTRAL UTAH WEST DESERT-CENTRAL UTAH MOUNTAINS-
641 PM MDT THU AUG 18 2016

...RED FLAG WARNING IS CANCELLED FOR DRY THUNDERSTORMS AND GUSTY
OUTFLOW WINDS FOR FIRE WEATHER ZONES 492 AND 493...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE
RED FLAG WARNING. WIDELY SCATTERED DRY THUNDERSTORMS ARE NO LONGER
EXPECTED IN ZONES 492 AND 493.

$$

UTZ489-190600-
/O.CON.KSLC.FW.W.0015.000000T0000Z-160819T0600Z/
SAN RAFAEL SWELL-
641 PM MDT THU AUG 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONE 489...

* AFFECTED AREA...FIRE WEATHER ZONE 489 SAN RAFAEL SWELL.

* THUNDERSTORMS...A CLUSTER OF DRY THUNDERSTORMS WILL CONTINUE TO
  PRODUCE LIGHTNING AS THEY MOVE SOUTH ACROSS THE SAN RAFAEL SWELL
  REGION THIS EVENING.

* OUTFLOW WINDS...GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE 
  WITH THESE STORMS.

* IMPACTS...DRY LIGHTNING AND GUSTY OUTFLOW WINDS IN ADDITION TO 
  VERY DRY CONDITIONS WILL BRING THE POTENTIAL FOR NEW FIRE 
  STARTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF DRY
LIGHTNING AND GUSTY WINDS CAN CONTRIBUTE TO NEW STARTS AND
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.