Alert archive / Utah / Red Flag Warnings in 2009
Red Flag Warning 13, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this red flag warning at Sep 5, 2009, 3:00 PM MDT. It took effect at Sep 6, 2009, 12:00 PM MDT. It was in force for 9 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
- Sep 5, 2009, 3:00 PM MDT (21:00 UTC)
- In effect from
- Sep 6, 2009, 12:00 PM MDT
- Expired
- Sep 6, 2009, 9:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Salt Lake City, UT
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS85 KSLC 052100 RFWSLC RED FLAG WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 300 PM MDT SAT SEP 5 2009 UTZ435-052200- /O.CAN.KSLC.FW.A.0006.090906T1800Z-090907T0300Z/ SOUTHWEST DESERTS AND MOUNTAINS- 300 PM MDT SAT SEP 5 2009 ...FIRE WEATHER WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE FIRE WEATHER WATCH FOR FIRE WEATHER ZONE 435. SOUTHERLY WINDS WILL DEVELOP ACROSS SOUTHWEST DESERTS AND MOUNTAINS SUNDAY AFTERNOON. HOWEVER...RAINFALL LAST NIGHT THROUGH EARLY THIS MORNING HAS PUSHED HUMIDITY VALUES HIGHER ACROSS THE AREA. $$ UTZ434-061100- /O.UPG.KSLC.FW.A.0006.090906T1800Z-090907T0300Z/ /O.NEW.KSLC.FW.W.0013.090906T1800Z-090907T0300Z/ WEST CENTRAL DESERTS AND MOUNTAINS- 300 PM MDT SAT SEP 5 2009 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT SUNDAY FOR LOW RELATIVE HUMIDITIES AND STRONG SOUTHERLY WINDS ACROSS THE WESTERN PORTION OF FIRE WEATHER ZONE 434. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH COMBINED WITH INCREASE SOUTHWEST WINDS ALOFT WILL PRODUCE STRONG SOUTHERLY WINDS SUNDAY AFTERNOON THROUGH EARLY SUNDAY EVENING. DRIER AIR USHERED IN BY THE INCREASING WINDS WILL LOWER HUMIDITIES ACROSS WEST CENTRAL...WITH THE LOWEST HUMIDITIES NEAR THE NEVADA BORDER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-061100- /O.UPG.KSLC.FW.A.0006.090906T1800Z-090907T0300Z/ /O.NEW.KSLC.FW.W.0013.090906T1800Z-090907T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- 300 PM MDT SAT SEP 5 2009 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT SUNDAY FOR LOW RELATIVE HUMIDITIES AND STRONG SOUTHERLY WINDS OVER THE SOUTHERN PORTION OF FIRE WEATHER ZONE 420 AND THE TOOELE VALLEY IN FIRE WEATHER ZONE 423. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A COLD FRONT APPROACHING EXTREME NORTHWEST UTAH ON SUNDAY WILL COMBINE WITH INCREASE SOUTHWEST WINDS ALOFT TO PRODUCE STRONG SOUTHERLY WINDS SUNDAY AFTERNOON THROUGH EARLY SUNDAY EVENING. DRIER AIR USHERED IN BY THE INCREASING WINDS WILL LOWER HUMIDITIES INTO THE LOWER TEENS DURING THE AFTERNOON HOURS. THE STRONGEST WINDS AND LOWEST HUMIDITIES WILL BE IN THE TOOELE VALLEY OF ZONE 423...AND IN AREAS SOUTH OF I-80 IN ZONE 420. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
3 follow-up statements
000 WWUS85 KSLC 061050 RFWSLC RED FLAG WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 450 AM MDT SUN SEP 6 2009 UTZ434-061900- /O.CON.KSLC.FW.W.0013.090906T1800Z-090907T0300Z/ WEST CENTRAL DESERTS AND MOUNTAINS- 450 AM MDT SUN SEP 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONE 434... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR FOR GUSTY WINDS AND LOW HUMIDITIES FOR THE WESTERN PORTION OF FIRE WEATHER ZONES 434. A WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH COMBINED WITH INCREASING SOUTHWEST WINDS ALOFT AND A DRY AIRMASS WITH VERY LOW RELATIVE HUMIDITY WILL PRODUCE SEVERE FIRE WEATHER CONDITIONS ACROSS THE CENTRAL VALLEYS OF UTAH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-061900- /O.CON.KSLC.FW.W.0013.090906T1800Z-090907T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- 450 AM MDT SUN SEP 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONES 420 AND 423... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR FOR GUSTY WINDS AND LOW HUMIDITIES FOR THE SOUTHERN HALF OF FIRE WEATHER ZONES 420 AND THE TOOELE VALLEY IN FIRE WEATHER ZONE 423. A WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH COMBINED WITH INCREASING SOUTHWEST WINDS ALOFT AND A DRY AIRMASS WITH VERY LOW RELATIVE HUMIDITY WILL PRODUCE SEVERE FIRE WEATHER CONDITIONS ACROSS THE CENTRAL VALLEYS OF UTAH. THE STRONGEST WINDS AND LOWEST HUMIDITIES WILL BE IN THE TOOELE VALLEY OF ZONE 423...AND IN AREAS SOUTH OF I-80 IN ZONE 420. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
000 WWUS85 KSLC 061811 RFWSLC RED FLAG WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 1211 PM MDT SUN SEP 6 2009 UTZ434-062130- /O.CON.KSLC.FW.W.0013.000000T0000Z-090907T0300Z/ WEST CENTRAL DESERTS AND MOUNTAINS- 1211 PM MDT SUN SEP 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR LOW HUMIDITIES AND STRONG SOUTH WINDS FOR FIRE WEATHER ZONE 434 IN WEST CENTRAL UTAH. A WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH COMBINED WITH INCREASING SOUTHWEST WINDS ALOFT AND A DRY AIRMASS WITH LOW RELATIVE HUMIDITY WILL PRODUCE SEVERE FIRE WEATHER CONDITIONS ACROSS THE WEST CENTRAL VALLEYS OF UTAH. THE LOWEST HUMIDITIES AND STRONGEST WINDS WILL BE IN THE VALLEYS NEAR THE NEVADA BORDER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-062130- /O.CON.KSLC.FW.W.0013.000000T0000Z-090907T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- 1211 PM MDT SUN SEP 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR LOW HUMIDITIES AND STRONG SOUTH WINDS FOR THE SOUTHERN HALF OF FIRE WEATHER ZONE 420 AND THE TOOELE VALLEY IN FIRE WEATHER ZONE 423. A WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH COMBINED WITH INCREASING SOUTHWEST WINDS ALOFT AND A DRY AIRMASS WITH LOW RELATIVE HUMIDITY WILL PRODUCE SEVERE FIRE WEATHER CONDITIONS ACROSS FIRE WEATHER ZONE 420 SOUTH OF I-80...AND IN THE TOOELE VALLEY PORTION OF FIRE WEATHER ZONE 423. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
000 WWUS85 KSLC 062104 RFWSLC RED FLAG WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 304 PM MDT SUN SEP 6 2009 UTZ434-070300- /O.CON.KSLC.FW.W.0013.000000T0000Z-090907T0300Z/ WEST CENTRAL DESERTS AND MOUNTAINS- 304 PM MDT SUN SEP 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR LOW HUMIDITIES AND STRONG SOUTH WINDS FOR THE WESTERN PORTION OF FIRE WEATHER ZONE 434. THE WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH WILL COMBINED WITH THE STRONG SOUTHWEST WINDS ALOFT AND A DRY AIRMASS TO MAINTAIN SEVERE FIRE WEATHER CONDITIONS NEAR THE NEVADA BORDER THIS EVENING. WINDS WILL SUBSIDE AROUND MID-EVENING...THOUGH HUMIDITIES WILL REMAIN ON THE LOW SIDE OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-070300- /O.CON.KSLC.FW.W.0013.000000T0000Z-090907T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- 304 PM MDT SUN SEP 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR LOW HUMIDITIES AND STRONG SOUTH WINDS FOR SOUTHERN FIRE WEATHER ZONE 420 AND THE TOOELE VALLEY IN FIRE WEATHER ZONE 423. THE WEAK COLD FRONT APPROACHING EXTREME NORTHWEST UTAH COMBINED WITH INCREASING SOUTHWEST WINDS ALOFT AND A DRY AIRMASS WITH LOW RELATIVE HUMIDITY WILL PRODUCE SEVERE FIRE WEATHER CONDITIONS ACROSS FIRE WEATHER ZONE 420 SOUTH OF I-80...AND IN THE TOOELE VALLEY PORTION OF FIRE WEATHER ZONE 423. WINDS WILL SUBSIDE THIS EVENING AND HUMIDITY VALUES WILL CLIMB BRINGING AN END TO THE HAZARDOUS FIRE WEATHER CONDITIONS AROUND MID-EVENING. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 3:59 AM MDT | Areal Flood Advisory | SLC | Washington | 4 hr |
| Sep 5, 4:33 PM MDT | Areal Flood Advisory | SLC | Garfield, Wayne | 117 min |
Nearby
Red Flag Warnings in Utah, 2009Every red flag warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.