Alert archive / Utah / Red Flag Warnings in 2006

Red Flag Warning 21, NWS Salt Lake City, UT

July 17, 2006

NWS Salt Lake City, UT issued this red flag warning at Jul 17, 2006, 3:52 AM MDT. It took effect at Jul 17, 2006, 10:00 AM MDT. It was in force for 12 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
Jul 17, 2006, 3:52 AM MDT (09:52 UTC)
In effect from
Jul 17, 2006, 10:00 AM MDT
Expired
Jul 17, 2006, 10:00 PM MDT
In force
12 hr
Issued by
NWS Salt Lake City, UT

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS85 KSLC 170952
RFWSLC

RED FLAG WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
352 AM MDT MON JUL 17 2006

UTZ435-437-439-440-171800-
/O.UPG.KSLC.FW.A.0013.060717T1600Z-060718T0400Z/
/O.NEW.KSLC.FW.W.0021.060717T1600Z-060718T0400Z/
SOUTHWEST DESERTS AND MOUNTAINS-
SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON-
SOUTH CENTRAL UTAH-
352 AM MDT MON JUL 17 2006

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 10 PM
MDT THIS EVENING FOR DRY LIGHTNING AND GUSTY THUNDERSTORM WINDS.
THIS WARNING IS FOR FIRE WEATHER ZONES 435...437...439...AND 440
IN SOUTHWEST UTAH...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO
10 PM MDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN
EFFECT. 

AFTER AN EXTENDED PERIOD OF RECORD HEAT AND VERY LOW RELATIVE
HUMIDITY...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO
DEVELOP LATE MONDAY MORNING IN PORTIONS OF THE SOUTHWESTERN UTAH
MOUNTAINS AND MOUNTAIN VALLEYS. THE STORMS MAY PRODUCE ERRATIC AND
STRONG DOWNDRAFT WINDS OVER 40 MPH. DURING THE AFTERNOON AND
EVENING...THE THUNDERSTORMS AND ERRATIC WIND GUSTS WILL LIKELY
DEVELOP WESTWARD INTO THE ADJACENT LOWER ELEVATION VALLEYS AND
DESERTS.

IN ADDITION TO THE DRY THUNDERSTORMS AND WINDS...THE HAINES INDEX
IS VERY HIGH. EXPLOSIVE FIRE GROWTH IS POSSIBLE ALONG WITH VERY
HIGH FIRE COLUMNS...ESPECIALLY WHERE THUNDERSTORM WINDS INTERACT
WITH ACTIVE FIRES.

THUNDERSTORMS ARE MOST LIKELY DURING THE HOURS JUST BEFORE
SUNSET...WHEN THE AIR IS MOST UNSTABLE AND A WEAK DISTURBANCE
MOVES ACROSS SOUTHERN UTAH FROM THE EAST. A DECREASE IN
THUNDERSTORM ACTIVITY IS EXPECTED AFTER SUNSET.

A RED FLAG WARNING MEANS THAT SEVERE FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY.

$$
4 follow-up statements
000 
WWUS85 KSLC 171752
RFWSLC

RED FLAG WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1152 AM MDT MON JUL 17 2006

UTZ435-437-439-440-180200-
/O.CON.KSLC.FW.W.0021.000000T0000Z-060718T0400Z/
SOUTHWEST DESERTS AND MOUNTAINS-
SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON-
SOUTH CENTRAL UTAH-
1152 AM MDT MON JUL 17 2006

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS
EVENING. 

AFTER AN EXTENDED PERIOD OF RECORD HEAT AND VERY LOW RELATIVE
HUMIDITY...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO
DEVELOP THIS AFTERNOON ACROSS PORTIONS OF THE SOUTHWESTERN UTAH
MOUNTAINS AND MOUNTAIN VALLEYS. THE STORMS MAY PRODUCE ERRATIC AND
STRONG DOWNDRAFT WINDS OVER 40 MPH. DURING THE LATE AFTERNOON AND
EVENING...THE THUNDERSTORMS WILL LIKELY DEVELOP WESTWARD INTO THE
ADJACENT LOWER ELEVATION VALLEYS AND DESERTS.

IN ADDITION TO THE DRY THUNDERSTORMS AND WINDS...THE HAINES INDEX
IS VERY HIGH. EXPLOSIVE FIRE GROWTH IS POSSIBLE ALONG WITH VERY
HIGH FIRE COLUMNS...ESPECIALLY WHERE THUNDERSTORM WINDS INTERACT
WITH ACTIVE FIRES.

THUNDERSTORMS ARE MOST LIKELY FROM LATE AFTERNOON THROUGH SUNSET...WHEN
THE AIR IS MOST UNSTABLE AND A WEAK DISTURBANCE MOVES ACROSS
SOUTHERN UTAH FROM THE EAST. A DECREASE IN THUNDERSTORM ACTIVITY
IS EXPECTED AFTER SUNSET.

A RED FLAG WARNING MEANS THAT SEVERE FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY.

$$
000 
WWUS85 KSLC 172110
RFWSLC

RED FLAG WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
310 PM MDT MON JUL 17 2006

UTZ435-437-439-440-180400-
/O.CON.KSLC.FW.W.0021.000000T0000Z-060718T0400Z/
SOUTHWEST DESERTS AND MOUNTAINS-
SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON-
SOUTH CENTRAL UTAH-
310 PM MDT MON JUL 17 2006

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS
EVENING FOR DRY LIGHTNING AND GUSTY THUNDERSTORM WINDS FOR 
SOUTHWEST AND SOUTH-CENTRAL UTAH EFFECTIVE FOR ZONES 435...437
...439...440 AND 441...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS
EVENING FOR DRY LIGHTNING AND GUSTY THUNDERSTORM WINDS FOR 
SOUTHWEST AND SOUTH-CENTRAL UTAH EFFECTIVE FOR ZONES 435...437
...439...440 AND 441. 

AFTER AN EXTENDED PERIOD OF RECORD HEAT AND VERY LOW RELATIVE
HUMIDITY...WIDELY SCATTERED THUNDERSTORMS...SOME DRY...HAVE
DEVELOPED ACROSS PORTIONS OF THE SOUTHWEST AND SOUTH-CENTRAL
UTAH. THE STORMS MAY PRODUCE ERRATIC AND STRONG DOWNDRAFT WINDS
OVER 40 MPH.

IN ADDITION TO THE DRY THUNDERSTORMS AND WINDS...THE HAINES INDEX
IS VERY HIGH. EXPLOSIVE FIRE GROWTH IS POSSIBLE ALONG WITH VERY
VIGOROUS FIRE COLUMNS...ESPECIALLY WHERE THUNDERSTORM WINDS
INTERACT WITH ACTIVE FIRES.

THUNDERSTORMS WILL DECREASE THIS EVENING

A RED FLAG WARNING MEANS THAT SEVERE FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY.

$$

UTZ420>427-434-180400-
/O.NEW.KSLC.FW.A.0014.060718T1700Z-060719T0400Z/
GREAT SALT LAKE DESERT AND MOUNTAINS-CACHE VALLEY-
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
SOUTHERN WASATCH FRONT-WASATCH MOUNTAIN VALLEYS-
WASATCH MOUNTAINS NORTH OF I80-
WASATCH MOUNTAINS SOUTH OF I80 AND NORTHERN AND WESTERN SLOPES
OF THE UINTA MOUNTAINS-WEST CENTRAL DESERTS AND MOUNTAINS-
310 PM MDT MON JUL 17 2006

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING FOR DRY LIGHTNING AND MICROBURST WINDS FOR MUCH
OF NORTHERN AND WESTERN UTAH EFFECTIVE FOR ZONES 420 THROUGH
427 AND 434
...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING FOR DRY LIGHTNING AND MICROBURST WINDS FOR MUCH
OF NORTHERN AND WESTERN UTAH EFFECTIVE FOR ZONES 420 THROUGH
427 AND 434. 

AFTER AN EXTENDED PERIOD OF RECORD HIGH TEMPERATURES AND LOW
RELATIVE HUMIDITY...MOISTURE WILL SURGE NORTH OVER NORTH AND
WESTERN UTAH TUESDAY. THUNDERSTORMS DEVELOPING TUESDAY WILL
INITIALLY BE DRY WITH ERRATIC MICROBURST WINDS. IN ADDITION...A
HIGH HAINES INDEX MAY LEAD TO PLUME DOMINATED FIRE BEHAVIOR AND A
HIGH POTENTIAL FOR LARGE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT SEVERE FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

GIBSON
000 
WWUS85 KSLC 172325
RFWSLC

RED FLAG WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
525 PM MDT MON JUL 17 2006

UTZ434-180400-
/O.EXA.KSLC.FW.W.0021.000000T0000Z-060718T0400Z/
/O.CON.KSLC.FW.A.0014.060718T1700Z-060719T0400Z/
WEST CENTRAL DESERTS AND MOUNTAINS-
525 PM MDT MON JUL 17 2006

...RED FLAG WARNING IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR
DRY LIGHTNING AND MICROBURST THUNDERSTORM WINDS FOR ZONE 434...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH TUESDAY EVENING FOR DRY LIGHTNING AND MICROBURST 
THUNDERSTORM WINDS FOR ZONE 434...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT UNTIL 10 PM MDT THIS EVENING. A
FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING. THIS WARNING AND TOMORROWS FIRE WEATHER WATCH IS
FOR DRY LIGHTNING AND GUSTY ERRATIC THUNDERSTORM MICROBURST WINDS.

AFTER AN EXTENDED PERIOD OF RECORD HIGH TEMPERATURES AND LOW
RELATIVE HUMIDITY...DRY LIGHTNING HAS DEVELOPED IN NORTHERN ZONE
434 AND THUNDERSTORMS CONTINUE TO PRODUCE MICROBURST WINDS. IN
ADDITION...A HIGH HAINES INDEX MAY LEAD TO PLUME DOMINATED FIRE
BEHAVIOR AND A HIGH POTENTIAL FOR LARGE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT SEVERE FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

UTZ435-437-439-440-180400-
/O.CON.KSLC.FW.W.0021.000000T0000Z-060718T0400Z/
SOUTHWEST DESERTS AND MOUNTAINS-
SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON-
SOUTH CENTRAL UTAH-
525 PM MDT MON JUL 17 2006

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS
EVENING FOR DRY LIGHTNING AND MICROBURST WINDS FOR ZONES 435
...437...439 AND 440...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS
EVENING FOR DRY LIGHTNING AND MICROBURST WINDS FOR ZONES 435
...437...439 AND 440. 

AFTER AN EXTENDED PERIOD OF RECORD HEAT AND VERY LOW RELATIVE
HUMIDITY...WIDELY SCATTERED THUNDERSTORMS...SOME DRY...HAVE
DEVELOPED ACROSS PORTIONS OF THE SOUTHWEST AND SOUTH-CENTRAL
UTAH. THE STORMS MAY PRODUCE ERRATIC AND STRONG DOWNDRAFT WINDS
OVER 40 MPH.

IN ADDITION TO THE DRY THUNDERSTORMS AND WINDS...THE HAINES INDEX
IS VERY HIGH. EXPLOSIVE FIRE GROWTH IS POSSIBLE ALONG WITH VERY
VIGOROUS FIRE COLUMNS...ESPECIALLY WHERE THUNDERSTORM WINDS
INTERACT WITH ACTIVE FIRES.

THUNDERSTORMS WILL DECREASE THIS EVENING

A RED FLAG WARNING MEANS THAT SEVERE FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY.

$$

UTZ420>427-180400-
/O.CON.KSLC.FW.A.0014.060718T1700Z-060719T0400Z/
GREAT SALT LAKE DESERT AND MOUNTAINS-CACHE VALLEY-
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
SOUTHERN WASATCH FRONT-WASATCH MOUNTAIN VALLEYS-
WASATCH MOUNTAINS NORTH OF I80-
WASATCH MOUNTAINS SOUTH OF I80 AND NORTHERN AND WESTERN SLOPES
OF THE UINTA MOUNTAINS-
525 PM MDT MON JUL 17 2006

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH TUESDAY EVENING FOR DRY LIGHTNING AND MICROBURST WINDS
FOR ZONES 420 THROUGH 427...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH TUESDAY EVENING FOR DRY LIGHTNING AND MICROBURST WINDS
FOR ZONES 420 THROUGH 427.

AFTER AN EXTENDED PERIOD OF RECORD HIGH TEMPERATURES AND LOW
RELATIVE HUMIDITY...MOISTURE WILL SURGE NORTH OVER NORTH AND
WESTERN UTAH TUESDAY. THUNDERSTORMS DEVELOPING TUESDAY WILL
INITIALLY BE DRY WITH ERRATIC MICROBURST WINDS. IN ADDITION...A
HIGH HAINES INDEX MAY LEAD TO PLUME DOMINATED FIRE BEHAVIOR AND A
HIGH POTENTIAL FOR LARGE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT SEVERE FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

GIBSON
000 
WWUS85 KSLC 180358
RFWSLC

RED FLAG WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
958 PM MDT MON JUL 17 2006

UTZ434-181200-
/O.EXP.KSLC.FW.W.0021.000000T0000Z-060718T0400Z/
/O.CON.KSLC.FW.A.0014.060718T1700Z-060719T0400Z/
WEST CENTRAL DESERTS AND MOUNTAINS-
958 PM MDT MON JUL 17 2006

...RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH TUESDAY EVENING FOR DRY LIGHTNING AND THUNDERSTORM WINDS
FOR ZONE 434...

THE RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING. A
FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING FOR DRY LIGHTNING AND GUSTY THUNDERSTORM
WINDS...EFFECTIVE FOR FIRE ZONE 434

THUNDERSTORMS HAVE ENDED THIS EVENING. DRY LIGHTNING IS EXPECTED
AGAIN TUESDAY WITH MORE MICROBURST WINDS...CREATING HAZARDOUS
CONDITIONS FOR WILDLAND FIRE SUPPRESSION ACTIVITIES ACROSS WEST
CENTRAL UTAH. IN ADDITION...A HIGH HAINES INDEX MAY LEAD TO PLUME
DOMINATED FIRE BEHAVIOR AND A HIGH POTENTIAL FOR LARGE FIRE
GROWTH.

A FIRE WEATHER WATCH MEANS THAT SEVERE FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

UTZ435-437-439-440-180500-
/O.EXP.KSLC.FW.W.0021.000000T0000Z-060718T0400Z/
SOUTHWEST DESERTS AND MOUNTAINS-
SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON-
SOUTH CENTRAL UTAH-
958 PM MDT MON JUL 17 2006

...RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING.
ISOLATED THUNDERSTORMS CONTINUE THIS EVENING GARFIELD AND KANE
COUNTIES. ISOLATED STORMS WILL CONTINUE THROUGH THE NIGHT ACROSS
THE AREA.

$$

UTZ420>427-181200-
/O.CON.KSLC.FW.A.0014.060718T1700Z-060719T0400Z/
GREAT SALT LAKE DESERT AND MOUNTAINS-CACHE VALLEY-
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
SOUTHERN WASATCH FRONT-WASATCH MOUNTAIN VALLEYS-
WASATCH MOUNTAINS NORTH OF I80-
WASATCH MOUNTAINS SOUTH OF I80 AND NORTHERN AND WESTERN SLOPES
OF THE UINTA MOUNTAINS-
958 PM MDT MON JUL 17 2006

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH TUESDAY EVENING...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH TUESDAY EVENING FOR DRY LIGHTNING AND ERRATIC MICROBURST
WINDS FOR MUCH OF NORTHERN UTAH INCLUDING ZONES 420 THROUGH 427.

AFTER AN EXTENDED PERIOD OF RECORD HIGH TEMPERATURES AND LOW
RELATIVE HUMIDITY...MOISTURE WILL SURGE NORTH OVER NORTH AND
WESTERN UTAH TUESDAY. THUNDERSTORMS DEVELOPING TUESDAY WILL
INITIALLY BE DRY WITH ERRATIC MICROBURST WINDS. IN ADDITION...A
HIGH HAINES INDEX MAY LEAD TO PLUME DOMINATED FIRE BEHAVIOR AND A
HIGH POTENTIAL FOR LARGE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT SEVERE FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

GIBSON

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 1:48 PM MDTSevere Thunderstorm WarningSLCKane, Washington27 min
Jul 17, 2:14 PM MDTSevere Thunderstorm WarningSLCKane, Washington24 min
Jul 17, 3:10 PM MDTFire Weather WatchSLC20 hr

Nearby

Red Flag Warnings in Utah, 2006Every red flag warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.