Alert archive / Utah / Red Flag Warnings in 2013
Red Flag Warning 19, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this red flag warning at Aug 13, 2013, 2:46 PM MDT for 17 counties in Utah. It was in force for 3 days. 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 13, 2013, 2:46 PM MDT (20:46 UTC)
- Expired
- Aug 16, 2013, 9:00 PM MDT
- In force
- 3 days
- Issued by
- NWS Salt Lake City, UT
Counties Box Elder County, UT, Cache County, UT, Carbon County, UT, Davis County, UT, Emery County, UT, Juab County, UT, Millard County, UT, Morgan County, UT, Rich County, UT, Salt Lake County, UT, Sanpete County, UT, Sevier County, UT, Summit County, UT, Tooele County, UT, Utah County, UT, Wasatch County, UT, Weber County, UT
The radar
The Salt Lake City radar (KMTX), 113 km from the middle of the area, began a volume at 20:49 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, 8.8 hours before the alert went out and 47 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.
- Mixed-layer CAPE
- 71 J/kg
- Mixed-layer CIN
- -368 J/kg
- Mixed-layer LCL
- 2861 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
236 WWUS85 KSLC 132046 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 246 PM MDT TUE AUG 13 2013 UTZ478-492-141200- /O.NEW.KSLC.FW.W.0019.130813T2046Z-130816T0300Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- 246 PM MDT TUE AUG 13 2013 ...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THURSDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONES 478 AND 492... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING FOR HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES...WHICH IS IN EFFECT UNTIL 9 PM MDT THURSDAY. * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT AND FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY OF 20 TO 30 PERCENT. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ UTZ479-141200- /O.NEW.KSLC.FW.W.0019.130813T2046Z-130816T0300Z/ WASATCH MOUNTAINS- 246 PM MDT TUE AUG 13 2013 ...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THURSDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING BELOW 7000 FEET FOR HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES...WHICH IS IN EFFECT UNTIL 9 PM MDT THURSDAY. * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...AROUND 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY AROUND 30 PERCENT. * TEMPERATURES...HOT IN THE 90S. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ ROGOWSKI FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
8 follow-up statements
998 WWUS85 KSLC 141001 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 401 AM MDT WED AUG 14 2013 UTZ478-492-142200- /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- 401 AM MDT WED AUG 14 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONES 478 AND 492... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT AND FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY OF 20 TO 30 PERCENT. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ UTZ479-142200- /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ WASATCH MOUNTAINS- 401 AM MDT WED AUG 14 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...AROUND 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY AROUND 30 PERCENT. * TEMPERATURES...HOT IN THE 90S. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
559 WWUS85 KSLC 141943 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 143 PM MDT WED AUG 14 2013 UTZ478-492-151200- /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- 143 PM MDT WED AUG 14 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONES 478 AND 492... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT AND FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY OF 20 TO 30 PERCENT. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ UTZ479-151200- /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ WASATCH MOUNTAINS- 143 PM MDT WED AUG 14 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...AROUND 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY AROUND 30 PERCENT. * TEMPERATURES...HOT IN THE 90S. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ ROGOWSKI FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
638 WWUS85 KSLC 150907 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 307 AM MDT THU AUG 15 2013 UTZ478-492-152100- /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- 307 AM MDT THU AUG 15 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONES 478 AND 492... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT AND FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY OF 20 TO 30 PERCENT. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ UTZ479-152100- /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ WASATCH MOUNTAINS- 307 AM MDT THU AUG 15 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...AROUND 10 PERCENT DURING THE AFTERNOON. POOR OVERNIGHT RECOVERY AROUND 30 PERCENT. * TEMPERATURES...HOT IN THE 90S. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
226 WWUS85 KSLC 152022 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 222 PM MDT THU AUG 15 2013 UTZ479-161100- /O.NEW.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ /O.EXT.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ WASATCH MOUNTAINS- 222 PM MDT THU AUG 15 2013 ...RED FLAG WARNING NOW IN EFFECT UNTIL 9 PM MDT FRIDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH BELOW 7000 FEET FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING. A RED FLAG WARNING FOR A HAINES OF 6...LOW HUMIDITY AND NEAR RECORD TEMPERATURES REMAINS IN EFFECT UNTIL 9 PM MDT FRIDAY. * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY ON FRIDAY...AROUND 10 PERCENT DURING THE AFTERNOON WITH POOR RECOVERY TONIGHT OF 25 TO 30 PERCENT. * TEMPERATURES...HOT IN THE 90S AGAIN ON FRIDAY. * HAINES INDEX...FORECAST TO BE 6 ON FRIDAY. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR FRIDAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ478-161100- /O.NEW.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ /O.EXT.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ SALT LAKE DESERT- 222 PM MDT THU AUG 15 2013 ...RED FLAG WARNING NOW IN EFFECT UNTIL 9 PM MDT FRIDAY FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 478... ...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 478... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING. A RED FLAG WARNING FOR A HAINES OF 6...LOW HUMIDITY AND NEAR RECORD TEMPERATURES REMAINS IN EFFECT UNTIL 9 PM MDT FRIDAY. * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY ON FRIDAY...5 TO 10 PERCENT DURING THE AFTERNOON WITH POOR RECOVERY TONIGHT OF AROUND 20 PERCENT. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS AGAIN ON FRIDAY. * HAINES INDEX...FORECAST TO BE 6 ON FRIDAY. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR FRIDAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ492-161100- /O.NEW.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ /O.CON.KSLC.FW.W.0019.000000T0000Z-130816T0300Z/ CENTRAL UTAH WEST DESERT- 222 PM MDT THU AUG 15 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 492... ...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 492... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING. A RED FLAG WARNING FOR A HAINES OF 6...LOW HUMIDITY AND NEAR RECORD TEMPERATURES REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT THROUGH EARLY THIS EVENING. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS THROUGH EARLY THIS EVENING. * HAINES INDEX...6 THROUGH THIS EVENING. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR THROUGH THIS EVENING. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
401 WWUS85 KSLC 160923 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 323 AM MDT FRI AUG 16 2013 UTZ492-161730- /O.NEW.KSLC.FW.W.0020.130816T0923Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ CENTRAL UTAH WEST DESERT- 323 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 492... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 492... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES...WHICH IS IN EFFECT UNTIL 9 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT THIS AFTERNOON INTO EARLY EVENING. * TEMPERATURES...HOT...IN THE MID TO UPPER 90S. * HAINES INDEX...FORECAST TO BE 6 NORTHERN PORTIONS. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR THROUGH THIS EVENING. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ478-161730- /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ SALT LAKE DESERT- 323 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 478... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 478... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY TODAY...5 TO 10 PERCENT DURING THE AFTERNOON. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS THIS AFTERNOON * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR FRIDAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ479-161730- /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ WASATCH MOUNTAINS- 323 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY TODAY...AROUND 10 PERCENT DURING THE AFTERNOON. * TEMPERATURES...HOT...IN THE 90S AGAIN THIS AFTERNOON. * HAINES INDEX...FORECAST TO BE 6. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR FRIDAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
668 WWUS85 KSLC 161543 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 943 AM MDT FRI AUG 16 2013 UTZ488-162345- /O.EXA.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ MANTI NATIONAL FOREST- 943 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 488 BELOW 7000 FEET... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING BELOW 7000 FEET FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS IN EFFECT UNTIL 9 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST BELOW 7000 FEET. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON INTO THIS EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * IMPACTS...DRY THUNDERSTORMS THIS AFTERNOON WILL LIKELY CONTRIBUTE TO NEW STARTS AND GUSTY OUTFLOW WINDS WILL IMPACT EXISTING FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. STRONG WINDS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ UTZ478-162345- /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ SALT LAKE DESERT- 943 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 478... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 478... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY TODAY...5 TO 10 PERCENT DURING THE AFTERNOON. * TEMPERATURES...NEAR RECORD HIGH TEMPERATURES APPROACHING 100 IN VALLEY LOCATIONS THIS AFTERNOON. * HAINES INDEX...FORECAST TO BE 6 TODAY. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR TODAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ492-162345- /O.CON.KSLC.FW.W.0020.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ CENTRAL UTAH WEST DESERT- 943 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 492... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 492... * AFFECTED AREA...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. ISOLATED DRY THUNDERSTORMS ARE POSSIBLE SOUTH PORTIONS OF THIS ZONE TODAY. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY...5 TO 10 PERCENT THIS AFTERNOON INTO EARLY EVENING. * TEMPERATURES...HOT...IN THE MID TO UPPER 90S TODAY. * HAINES INDEX...FORECAST TO BE 6 TODAY NORTHERN PORTIONS. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR THROUGH THIS EVENING. DRY THUNDERSTORMS WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ479-162345- /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ WASATCH MOUNTAINS- 943 AM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY TODAY...AROUND 10 PERCENT DURING THE AFTERNOON. * TEMPERATURES...HOT...IN THE 90S AGAIN THIS AFTERNOON. * HAINES INDEX...FORECAST TO BE 6 TODAY. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR TODAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
026 WWUS85 KSLC 162022 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 222 PM MDT FRI AUG 16 2013 UTZ492-162130- /O.CAN.KSLC.FW.W.0020.000000T0000Z-130817T0300Z/ /O.CAN.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ CENTRAL UTAH WEST DESERT- 222 PM MDT FRI AUG 16 2013 ...RED FLAG WARNING IS CANCELLED FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 492... ...FIRE WEATHER WATCH IS CANCELLED FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 492... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE RED FLAG WARNING FOR ZONE 492. INCREASING MOISTURE HAS LOWERED THE HAINES INDEX AND RAISED HUMIDITY SLIGHTLY THIS AFTERNOON. THIS HAS REDUCED THE THREAT OF EXTREME FIRE BEHAVIOR IN THIS AREA. THE FIRE WEATHER WATCH FOR SATURDAY HAS ALSO BEEN CANCELLED FOR ZONE 492. ANY THUNDERSTORMS THAT DO DEVELOP TOMORROW ARE EXPECTED TO BE WETTER IN THIS AREA. $$ UTZ479-170300- /O.CAN.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ WASATCH MOUNTAINS- 222 PM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...FIRE WEATHER WATCH IS CANCELLED FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE FIRE WEATHER WATCH FOR SATURDAY. THE RED FLAG WARNING REMAINS IN EFFECT FOR THE REST OF THIS AFTERNOON INTO THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * THUNDERSTORMS...THUNDERSTORMS THAT DO DEVELOP IN THIS AREA SATURDAY AFTERNOON AND EVENING WILL BE WETTER. * RELATIVE HUMIDITY...VERY LOW HUMIDITY TODAY...AROUND 10 PERCENT INTO THIS EVENING. * TEMPERATURES...HOT...IN THE 90S AGAIN INTO THIS EVENING. * HAINES INDEX...FORECAST TO BE 6 TODAY. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR TODAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ UTZ478-170430- /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ SALT LAKE DESERT- 222 PM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR A HAINES OF 6...VERY LOW HUMIDITY AND NEAR RECORD TEMPERATURES FOR FIRE WEATHER ZONE 478... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 478... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * RELATIVE HUMIDITY...VERY LOW HUMIDITY TODAY...5 TO 10 PERCENT INTO THIS EVENING. * TEMPERATURES...NEAR RECORD HEAT WILL CONTINUE INTO THIS EVENING. * HAINES INDEX...FORECAST TO BE 6 TODAY. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR TODAY. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ488-170300- /O.CON.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ MANTI NATIONAL FOREST- 222 PM MDT FRI AUG 16 2013 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 488 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 488 MANTI NATIONAL FOREST BELOW 7000 FEET. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS WILL CONTINUE IN THIS AREA INTO THIS EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS THAT DEVELOP. * IMPACTS...DRY THUNDERSTORMS THIS AFTERNOON AND EVENING WILL LIKELY CONTRIBUTE TO NEW STARTS AND GUSTY OUTFLOW WINDS WILL IMPACT EXISTING FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. STRONG WINDS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
155 WWUS85 KSLC 170320 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 920 PM MDT FRI AUG 16 2013 UTZ478-171100- /O.EXP.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ /O.CON.KSLC.FW.A.0010.130817T1800Z-130818T0300Z/ SALT LAKE DESERT- 920 PM MDT FRI AUG 16 2013 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 478... ...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 478... * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT. * THUNDERSTORMS...WIDELY SCATTERED DRY THUNDERSTORMS ARE EXPECTED TO DEVELOP FOR SATURDAY AFTERNOON AND EVENING. * OUTFLOW WINDS...STRONG OUTFLOW WINDS WITH GUSTS OVER 40 MPH WILL BE POSSIBLE WITH THUNDERSTORMS. * RELATIVE HUMIDITY...HUMIDITY VALUES IN THE 5 TO 15 PERCENT RANGE...WITH THE LOWEST VALUES DURING THE AFTERNOON HOURS. * IMPACTS...ANY FIRES ARE EXPECTED TO EXHIBIT EXTREME FIRE BEHAVIOR. DRY THUNDERSTORMS DEVELOPING ON SATURDAY WILL LIKELY CONTRIBUTE TO NEW STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ479-488-170430- /O.EXP.KSLC.FW.W.0019.000000T0000Z-130817T0300Z/ WASATCH MOUNTAINS-MANTI NATIONAL FOREST- 920 PM MDT FRI AUG 16 2013 ...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 479 AND 488... STRONGER WINDS FROM THIS AFTERNOON HAVE SUBSIDED ACROSS MOST OF THE WARNED AREA THIS EVENING. RELATIVE HUMIDITY WILL SHOW A MODES RECOVERY TONIGHT DUE TO AN INFLUX OF MOISTURE FROM THE SOUTH OVERNIGHT. $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
What forecasters said that day
The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Salt Lake City, UT wrote its last area forecast discussion before this red flag warning went out at Aug 13, 9:37 AM MDT, 5 hours 9 minutes earlier.
Area forecast discussion, Aug 13, 9:37 AM MDT, 5 hours 9 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SALT LAKE CITY UT 937 AM MDT TUE AUG 13 2013 .SYNOPSIS...A HOT AND GENERALLY DRY AIRMASS WILL SPREAD OVER THE GREAT BASIN THE NEXT FEW DAYS. MONSOON MOISTURE WILL RETURN FROM THE SOUTH LATE FRIDAY AND THROUGH THE WEEKEND. && .DISCUSSION...SHORT WAVE TROUGH IN CENTRAL IDAHO HEADING NORTH...OTHERWISE UPPER LEVEL RIDGE DEVELOPING OVER THE GREAT BASIN WITH INCREASING TEMPERATURES ALOFT AND DECREASING PRECIPITABLE WATER VALUES THE NEXT FEW DAYS. STILL ENOUGH MOISTURE AROUND TODAY FOR AFTERNOON/EVENING CONVECTION TO DEVELOP OVER THE CENTRAL MOUNTAINS AND UINTAS. EXPECT MAINLY HIGH BASED STORMS WITH GUSTY WINDS...A FEW LIGHTNING STRIKES...BUT LITTLE RAIN. LATEST HRRR IS QUITE PESSIMISTIC ON MEASURABLE RAIN AND HAVE LOWERED POPS FOR THIS AFTERNOON OVER THE ENTIRE CWA...BUT ESPECIALLY THE WESTERN VALLEYS. NEXT COUPLE OF DAYS LOOK HOTTER AND DRIER. 700 MB TEMPERATURES ON THU/FRI MAY SUPPORT ANOTHER RUN AT 100F AT SLC. MODELS STILL HAVE APPROACHING PACIFIC TROUGH FRI/SAT THAT RESULTS IN A SURGE OF MONSOON MOISTURE. 06Z GFS A BIT FASTER THAN EARLIER RUNS AND SUGGESTS AN ACTIVE DAY OF CONVECTION ON FRIDAY. DETAILS STILL FUZZY BUT GENERAL MESSAGE IS A WEEKEND OF ACTIVE CONVECTION WITH AN INCREASING FLASH FLOOD THREAT IN THE USUAL PLACES. && .AVIATION...SOUTH TO SOUTHEAST WINDS AND VFR CONDITIONS WILL PREVAIL AT THE KSLC TERMINAL INTO THE AFTERNOON HOURS. A WIND SWITCH TO NORTHWEST IS FORECAST BETWEEN 19Z-21Z. THERE IS A 20 PERCENT CHANCE WINDS REMAINS SOUTHERLY THROUGH THE PERIOD...ALTHOUGH WINDS MAY ONCE AGAIN BECOME DRIVEN BY THUNDERSTORM OUTFLOWS BETWEEN 20Z AND 02Z. && .FIRE WEATHER...HIGH PRESSURE STRENGTHENS ACROSS THE REGION THROUGH THE MIDWEEK. EXPECT HOT AND DRY CONDITIONS TO BECOME WIDESPREAD...WHICH WILL LIMIT THUNDERSTORM COVERAGE. A VERY DRY AIRMASS ALONG THE NEVADA BORDER WILL SPREAD EAST THIS WORK WEEK...WITH AFTERNOON HUMIDITY LEVELS DROPPING INTO THE 5-10% RANGE AND POOR OVERNIGHT RECOVERY. LUCKILY WINDS LOOK FAIRLY LIGHT DURING THIS PERIOD OUTSIDE OF ANY ISOLATED SHOWER ACTIVITY. MOISTURE LOOKS TO RETURN NORTHWARD ACROSS THE AREA FRIDAY THROUGH THE UPCOMING WEEKEND. THIS WILL PROMPT A MORE ACTIVE PERIOD FOR SHOWERS AND THUNDERSTORMS AS A STRONG DISTURBANCE APPROACHES THEN CROSSES THE REGION. SOME STORMS MAY BE STRONG WITH GUSTY/ERRATIC WINDS...LIGHTNING...AND EVENTUALLY A BRIEF HEAVY RAIN BY SUNDAY. WINDS EVEN OUTSIDE OF SHOWERS WILL BECOME SOMEWHAT GUSTY FROM THE SOUTHWEST DURING THE WEEKEND. && .SLC WATCHES/WARNINGS/ADVISORIES... UT...NONE. WY...NONE. && PUBLIC...DUNN FIRE WEATHER/AVIATION...ROGOWSKI FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE) FOR FREQUENTLY ASKED QUESTIONS ABOUT THE AREA FORECAST DISCUSSION VISIT... HTTP://WEATHER.GOV/SALTLAKECITY/GENERAL/AFD_FAQS.PHP (ALL LOWER CASE)
Hazardous weather outlook, Aug 13, 5:30 AM MDT, 9 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SALT LAKE CITY UT 530 AM MDT TUE AUG 13 2013 UTZ001>016-019>021-517-518-WYZ021-141200- CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT- SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT- GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS- WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80- WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS- WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL- SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH- UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH- GLEN CANYON RECREATION AREA/LAKE POWELL-CENTRAL MOUNTAINS- SOUTHERN MOUNTAINS-SOUTHWEST WYOMING- 530 AM MDT TUE AUG 13 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF UTAH AND SOUTHWEST WYOMING. .DAY ONE...TODAY AND TONIGHT ISOLATED SHOWERS AND THUNDERSTORMS ACROSS SOUTHEAST UTAH EARLY THIS MORNING WILL INCREASE IN AREAL COVERAGE ACROSS CENTRAL AND EASTERN UTAH DURING THE AFTERNOON. BRIEF HEAVY RAIN AND GUSTY WINDS WILL BE POSSIBLE WITH THUNDERSTORMS. DRIER AIR ACROSS THE WESTERN HALF OF UTAH WILL MINIMIZE THE THREAT OF THUNDERSTORMS AND MAINTAIN WARM TEMPERATURES ACROSS THAT PORTION OF THE STATE. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY DRIER AIR WILL BEGIN TO WORK EAST ACROSS THE WESTERN TWO-THIRDS OF UTAH WEDNESDAY AND THURSDAY. ENOUGH RESIDUAL MOISTURE WILL EXIST TO GENERATE ISOLATED SHOWERS AND THUNDERSTORMS OVER THE HIGHER TERRAIN OF CENTRAL AND EASTERN DURING THE AFTERNOON AND EVENING HOURS BOTH DAYS. THE DRIER AIR WILL ALSO BRING VERY WARM TEMPERATURES TO THE ENTIRE REGION. ALL AREAS OF THE STATE ARE EXPECTED TO SEE READINGS ABOVE NORMAL FOR MID-AUGUST. MOISTURE GATHERING ACROSS NORTHWEST MEXICO WILL SURGE NORTH INTO THE GREAT BASIN BY THE WEEKEND. ISOLATED SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS SOUTHWEST UTAH LATE FRIDAY...THEN SPREAD ACROSS MUCH OF WESTERN AND NORTHERN UTAH SATURDAY. THE BEST CHANCE FOR SIGNIFICANT THUNDERSTORM ACTIVITY WILL ARRIVE SUNDAY...WITH MOST OF THESE STORMS CONFINED TO THE NORTHERN AND CENTRAL PORTION OF THE STATE. THE THREAT FOR WIDESPREAD SHOWERS AND THUNDERSTORMS WILL DECREASE EARLY NEXT WEEK AHEAD OF STRONG HIGH PRESSURE ALOFT SETTLING INTO THE REGION. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE) FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT... HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
Nearby
Red Flag Warnings in Utah, 2013Every red flag warning in 2013
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.