Alert archive / Utah / Red Flag Warnings in 2018
Red Flag Warning 13, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this red flag warning at Jul 5, 2018, 3:03 PM MDT for 13 counties in Utah. It took effect at Jul 6, 2018, 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
- Jul 5, 2018, 3:03 PM MDT (21:03 UTC)
- In effect from
- Jul 6, 2018, 12:00 PM MDT
- Expired
- Jul 6, 2018, 9:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Salt Lake City, UT
Counties Beaver County, UT, Carbon County, UT, Emery County, UT, Garfield County, UT, Iron County, UT, Kane County, UT, Millard County, UT, Piute County, UT, Sanpete County, UT, Sevier County, UT, Utah County, UT, Washington County, UT, Wayne County, UT
The radar
The Cedar City radar (KICX), 132 km from the middle of the area, began a volume at 21:02 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, 9.1 hours before the alert went out and 247 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4481 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
632 WWUS85 KSLC 052103 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 303 PM MDT Thu Jul 5 2018 UTZ496-060600- /O.NEW.KSLC.FW.W.0013.180706T1800Z-180707T0300Z/ /O.CON.KSLC.FW.W.0011.000000T0000Z-180706T0600Z/ Color Country Mountains- 303 PM MDT Thu Jul 5 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 496 EAST OF US-89... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT FRIDAY FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 496... 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 to 9 PM MDT Friday for portions zone 496 east of US-89. A Red Flag Warning for gusty winds and low humidity remains in effect for all of zone 496 until midnight MDT tonight. * AFFECTED AREA...Fire Weather Zone 496 Color Country Mountains. * WINDS...South wind 10-20 mph with gusts to 25 mph. * RELATIVE HUMIDITY...Falling to 8 to 15 percent this afternoon. * HAINES INDEX...6. * THUNDERSTORMS...Dry thunderstorms are expected to develop early Friday afternoon east of US-89 and continue into the evening. Gusty and erratic outflow winds can be expected near any thunderstorms. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of lightning...gusty outflow winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ UTZ488-493-494-060600- /O.NEW.KSLC.FW.W.0013.180706T1800Z-180707T0300Z/ Manti National Forest-Central Utah Mountains-Henry Mountains- 303 PM MDT Thu Jul 5 2018 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT FRIDAY FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES 488...493 AND 494... The National Weather Service in Salt Lake City has issued a Red Flag Warning for dry thunderstorms and gusty outflow winds, which is in effect from noon to 9 PM MDT Friday. * AFFECTED AREA...Fire Weather Zone 488 Manti National Forest... Fire Weather Zone 493 Central Utah Mountains and Fire Weather Zone 494 Henry Mountains. * THUNDERSTORMS...Dry thunderstorms are expected to develop early Friday afternoon and continue into the evening. Gusty and erratic outflow winds can be expected near any thunderstorms. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of lightning...dry fuel conditions...and gusty microburst winds will create favorable conditions for new fire starts and extreme fire behavior. && $$ UTZ492-495-060600- /O.CON.KSLC.FW.W.0011.000000T0000Z-180706T0600Z/ Central Utah West Desert-Color Country West Desert- 303 PM MDT Thu Jul 5 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 492 AND 495... * AFFECTED AREA...Fire Weather Zone 492 Central Utah West Desert and Fire Weather Zone 495 Color Country West Desert. * WINDS...South wind 10-20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Falling to 5 to 10 percent this afternoon. * HAINES INDEX...6 * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
3 follow-up statements
229 WWUS85 KSLC 052120 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 320 PM MDT Thu Jul 5 2018 UTZ496-060600- /O.CON.KSLC.FW.W.0011.000000T0000Z-180706T0600Z/ /O.CON.KSLC.FW.W.0013.180706T1800Z-180707T0300Z/ Color Country Mountains- 320 PM MDT Thu Jul 5 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 496... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT FRIDAY FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 496 EAST OF US-89... * AFFECTED AREA...Fire Weather Zone 496 Color Country Mountains. * WINDS...South wind 10-20 mph with gusts to 25 mph. * RELATIVE HUMIDITY...Falling to 8 to 15 percent this afternoon. * HAINES INDEX...6. * THUNDERSTORMS...Dry thunderstorms are expected to develop early Friday afternoon east of US-89 and continue into the evening. Gusty and erratic outflow winds can be expected near any thunderstorms. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of lightning...gusty outflow winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ UTZ488-493-494-060600- /O.CON.KSLC.FW.W.0013.180706T1800Z-180707T0300Z/ Manti National Forest-Central Utah Mountains-Henry Mountains- 320 PM MDT Thu Jul 5 2018 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT FRIDAY FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES 488...493 AND 494... * AFFECTED AREA...Fire Weather Zone 488 Manti National Forest... Fire Weather Zone 493 Central Utah Mountains and Fire Weather Zone 494 Henry Mountains. * THUNDERSTORMS...Dry thunderstorms are expected to develop early Friday afternoon and continue into the evening. Gusty and erratic outflow winds can be expected near any thunderstorms. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of lightning...dry fuel conditions...and gusty microburst winds will create favorable conditions for new fire starts and extreme fire behavior. && $$ UTZ492-495-060600- /O.CON.KSLC.FW.W.0011.000000T0000Z-180706T0600Z/ Central Utah West Desert-Color Country West Desert- 320 PM MDT Thu Jul 5 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES 492 AND 495... * AFFECTED AREA...Fire Weather Zone 492 Central Utah West Desert and Fire Weather Zone 495 Color Country West Desert. * WINDS...South wind 10-20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Falling to 5 to 10 percent this afternoon. * HAINES INDEX...6 * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
220 WWUS85 KSLC 060939 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 339 AM MDT Fri Jul 6 2018 UTZ488-493-494-496-070000- /O.CON.KSLC.FW.W.0013.180706T1800Z-180707T0300Z/ Manti National Forest-Central Utah Mountains-Henry Mountains- Color Country Mountains- 339 AM MDT Fri Jul 6 2018 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES 488...493...494 AND 496 EAST OF US-89... * AFFECTED AREA...Fire Weather Zone 488 Manti National Forest... Fire Weather Zone 493 Central Utah Mountains...Fire Weather Zone 494 Henry Mountains and Fire Weather Zone 496 Color Country Mountains east of US-89. * THUNDERSTORMS...Dry thunderstorms are expected to develop early Friday afternoon and continue into the evening. Gusty and erratic outflow winds can be expected near any thunderstorms. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of lightning...dry fuel conditions...and gusty microburst winds will create favorable conditions for new fire starts and extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
450 WWUS85 KSLC 062115 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 315 PM MDT Fri Jul 6 2018 UTZ488-493-494-496-070600- /O.NEW.KSLC.FW.W.0014.180707T1800Z-180708T0300Z/ /O.CON.KSLC.FW.W.0013.000000T0000Z-180707T0300Z/ Manti National Forest-Central Utah Mountains-Henry Mountains- Color Country Mountains- 315 PM MDT Fri Jul 6 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES 488...493...494 AND 496... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES 488...493...494 AND 496... The National Weather Service in Salt Lake City has issued a Red Flag Warning for dry thunderstorms and gusty outflow winds, which is in effect from noon to 9 PM MDT Saturday. * AFFECTED AREA...Fire Weather Zone 488 Manti National Forest... Fire Weather Zone 493 Central Utah Mountains...Fire Weather Zone 494 Henry Mountains and Fire Weather Zone 496 Color Country Mountains. * THUNDERSTORMS...Dry thunderstorms are expected continue into the evening. Another round of dry thunderstorms is expected Saturday afternoon and evening. Gusty and erratic outflow winds can be expected near any thunderstorms. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of lightning...dry fuel conditions...and gusty microburst winds will create favorable conditions for new fire starts and extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
Nearby
Red Flag Warnings in Utah, 2018Every red flag warning in 2018
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.