Alert archive / Utah / Red Flag Warnings in 2021
Red Flag Warning 1, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this red flag warning at Apr 3, 2021, 2:47 PM MDT for 9 counties in Utah. It took effect at Apr 4, 2021, 12:00 PM MDT. It was in force for 54 hr. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 3, 2021, 2:47 PM MDT (20:47 UTC)
- In effect from
- Apr 4, 2021, 12:00 PM MDT
- Expired
- Apr 6, 2021, 6:03 PM MDT
- In force
- 54 hr
- Issued by
- NWS Salt Lake City, UT
Counties Beaver County, UT, Carbon County, UT, Duchesne County, UT, Emery County, UT, Garfield County, UT, Iron County, UT, Wasatch County, UT, Washington County, UT, Wayne County, UT
The radar
The Cedar City radar (KICX), 166 km from the middle of the area, began a volume at 20:50 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 5, 6:50 PM MDT | NON-TSTM WND GST 58 | 3 Ese Fruitland, UT | MESONET STATION UTFRT 3.3 E FRUITLAND (UTAH DOT). |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 12:00Z, 8.8 hours before the alert went out and 224 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
- 3657 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
953 WWUS85 KSLC 032047 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 247 PM MDT Sat Apr 3 2021 UTZ482-040500- /O.NEW.KSLC.FW.W.0001.210404T1800Z-210406T0400Z/ /O.EXT.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Western Uintah Basin- 247 PM MDT Sat Apr 3 2021 ...RED FLAG WARNING IN EFFECT FROM NOON SUNDAY TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... ...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... The National Weather Service in Salt Lake City has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon Sunday to 10 PM MDT Monday. A Fire Weather Watch remains in effect from late Monday evening through Tuesday evening. * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 35 mph. For the Fire Weather Watch: West 20 to 30 mph with gusts up to 45 mph possible. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 9 percent. For the Fire Weather Watch: Around 15 percent. * IMPACTS...Any fires that develop will likely 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. 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. && $$ UTZ495-040500- /O.UPG.KSLC.FW.A.0001.210405T1800Z-210406T0400Z/ /O.NEW.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Color Country West Desert- 247 PM MDT Sat Apr 3 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... The National Weather Service in Salt Lake City has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon to 10 PM MDT Monday. * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ UTZ483-484-489-040500- /O.EXA.KSLC.FW.A.0001.210405T1800Z-210407T0400Z/ Southern Ashley National Forest-Tavaputs Plateau-San Rafael Swell- 247 PM MDT Sat Apr 3 2021 ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483, 484, AND 489... The National Weather Service in Salt Lake City has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Monday afternoon through Tuesday evening. * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest, Fire Weather Zone 484 Tavaputs Plateau and Fire Weather Zone 489 San Rafael Swell. * WINDS...West 15 to 25 mph with gusts 35 to 45 mph possible. * RELATIVE HUMIDITY...As low as 5 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. 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. && $$ UTZ494-040500- /O.CON.KSLC.FW.A.0001.210405T1800Z-210407T0400Z/ Henry Mountains- 247 PM MDT Sat Apr 3 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 494... * AFFECTED AREA...Fire Weather Zone 494 Henry Mountains. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 6 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that there is a potential for critical fire weather conditions. Continue to monitor for the latest forecasts and for possible Red Flag Warnings. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
10 follow-up statements
219 WWUS85 KSLC 040508 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 1108 PM MDT Sat Apr 3 2021 UTZ482-041300- /O.CON.KSLC.FW.W.0001.210404T1800Z-210406T0400Z/ /O.CON.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Western Uintah Basin- 1108 PM MDT Sat Apr 3 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 35 mph. For the Fire Weather Watch: West 20 to 30 mph with gusts up to 45 mph possible. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 9 percent. For the Fire Weather Watch: Around 15 percent. * IMPACTS...Any fires that develop will likely 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. 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. && $$ UTZ495-041300- /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Color Country West Desert- 1108 PM MDT Sat Apr 3 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ UTZ483-484-489-494-041300- /O.CON.KSLC.FW.A.0001.210405T1800Z-210407T0400Z/ Southern Ashley National Forest-Tavaputs Plateau-San Rafael Swell- Henry Mountains- 1108 PM MDT Sat Apr 3 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483, 484, 489, AND 494... * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest, Fire Weather Zone 484 Tavaputs Plateau, Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts 35 to 45 mph possible. * RELATIVE HUMIDITY...As low as 5 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. 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. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
313 WWUS85 KSLC 040906 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 306 AM MDT Sun Apr 4 2021 UTZ482-042115- /O.CON.KSLC.FW.W.0001.210404T1800Z-210406T0400Z/ /O.CON.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Western Uintah Basin- 306 AM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 35 mph. For the Fire Weather Watch: West 20 to 30 mph with gusts up to 45 mph possible. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 9 percent. For the Fire Weather Watch: Around 15 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that there is a potential for critical fire weather conditions. Continue to monitor for the latest forecasts and for possible Red Flag Warnings. && $$ UTZ495-042115- /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Color Country West Desert- 306 AM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ483-484-489-494-042115- /O.CON.KSLC.FW.A.0001.210405T1800Z-210407T0400Z/ Southern Ashley National Forest-Tavaputs Plateau-San Rafael Swell- Henry Mountains- 306 AM MDT Sun Apr 4 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483, 484, 489, AND 494... * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest, Fire Weather Zone 484 Tavaputs Plateau, Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts 35 to 45 mph possible. * RELATIVE HUMIDITY...As low as 5 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that there is a potential for critical fire weather conditions. Continue to monitor for the latest forecasts and for possible Red Flag Warnings. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
702 WWUS85 KSLC 041711 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 1111 AM MDT Sun Apr 4 2021 UTZ489-494-050115- /O.UPG.KSLC.FW.A.0001.210405T1800Z-210407T0400Z/ /O.EXB.KSLC.FW.W.0001.210405T1800Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 1111 AM MDT Sun Apr 4 2021 ...RED FLAG WARNING IN EFFECT FROM NOON MONDAY TO 10 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... The National Weather Service in Salt Lake City has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon Monday to 10 PM MDT Tuesday. * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 5 to 10 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ483-484-050115- /O.EXA.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ /O.EXT.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Southern Ashley National Forest-Tavaputs Plateau- 1111 AM MDT Sun Apr 4 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... The National Weather Service in Salt Lake City has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon to 10 PM MDT Monday. * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest and Fire Weather Zone 484 Tavaputs Plateau. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 30 to 40 mph. For the Fire Weather Watch: Northwest 15 to 25 with gusts up to 30 to 40 mph. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 10 percent. For the Fire Weather Watch: As low as 15 percent possible. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that there is a potential for critical fire weather conditions. Continue to monitor for the latest forecasts and for possible Red Flag Warnings. && $$ UTZ482-050115- /O.CON.KSLC.FW.W.0001.210404T1800Z-210406T0400Z/ /O.CON.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Western Uintah Basin- 1111 AM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 35 mph. For the Fire Weather Watch: West 20 to 30 mph with gusts up to 45 mph possible. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 9 percent. For the Fire Weather Watch: Around 15 percent possible. * IMPACTS...Any fires that develop will likely 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. 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. && $$ UTZ495-050115- /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Color Country West Desert- 1111 AM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
982 WWUS85 KSLC 050320 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 920 PM MDT Sun Apr 4 2021 UTZ482-051200- /O.CON.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ /O.CON.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Western Uintah Basin- 920 PM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 35 mph. For the Fire Weather Watch: West 20 to 30 mph with gusts up to 45 mph possible. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 9 percent. For the Fire Weather Watch: Around 15 percent possible. * IMPACTS...Any fires that develop will likely 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. 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. && $$ UTZ483-484-051200- /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ /O.CON.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ Southern Ashley National Forest-Tavaputs Plateau- 920 PM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest and Fire Weather Zone 484 Tavaputs Plateau. * WINDS...For the Red Flag Warning: West 15 to 25 mph with gusts up to 30 to 40 mph. For the Fire Weather Watch: Northwest 15 to 25 with gusts up to 30 to 40 mph. * RELATIVE HUMIDITY...For the Red Flag Warning: As low as 10 percent. For the Fire Weather Watch: As low as 15 percent possible. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that there is a potential for critical fire weather conditions. Continue to monitor for the latest forecasts and for possible Red Flag Warnings. && $$ UTZ495-051200- /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Color Country West Desert- 920 PM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 10 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ489-494-051200- /O.CON.KSLC.FW.W.0001.210405T1800Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 920 PM MDT Sun Apr 4 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON MONDAY TO 10 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 5 to 10 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
329 WWUS85 KSLC 051645 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 1045 AM MDT Mon Apr 5 2021 UTZ482-060045- /O.CAN.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ /O.CON.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Western Uintah Basin- 1045 AM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... The National Weather Service in Salt Lake City has cancelled the Fire Weather Watch. * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...West 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ483-484-060045- /O.CAN.KSLC.FW.A.0001.210406T0400Z-210407T0400Z/ /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Southern Ashley National Forest-Tavaputs Plateau- 1045 AM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... The National Weather Service in Salt Lake City has cancelled the Fire Weather Watch. * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest and Fire Weather Zone 484 Tavaputs Plateau. * WINDS...West 15 to 25 mph with gusts up to 30 to 40 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ UTZ495-060045- /O.CON.KSLC.FW.W.0001.210405T1800Z-210406T0400Z/ Color Country West Desert- 1045 AM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ489-494-060045- /O.CON.KSLC.FW.W.0001.210405T1800Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 1045 AM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 5 to 10 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
580 WWUS85 KSLC 052116 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 316 PM MDT Mon Apr 5 2021 UTZ495-060400- /O.CON.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Color Country West Desert- 316 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... * AFFECTED AREA...Fire Weather Zone 495 Color Country West Desert. * WINDS...Southwest 20 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ482-060400- /O.CON.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Western Uintah Basin- 316 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... * AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin. * WINDS...West 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ UTZ489-494-060530- /O.CON.KSLC.FW.W.0001.000000T0000Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 316 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Any fires that develop will likely 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. && $$ UTZ483-484-060400- /O.CON.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Southern Ashley National Forest-Tavaputs Plateau- 316 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... * AFFECTED AREA...Fire Weather Zone 483 Southern Ashley National Forest and Fire Weather Zone 484 Tavaputs Plateau. * WINDS...Southwest 20 to 25 mph with gusts up to 30 to 40 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
942 WWUS85 KSLC 060359 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 959 PM MDT Mon Apr 5 2021 UTZ495-060500- /O.EXP.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Color Country West Desert- 959 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... Humidities have risen above 15 percent this evening across the area behind a cold front, with better humidity recoveries tonight. Gusts to 35 mph will continue through late evening, but will trend downward through the night. $$ UTZ482-060500- /O.EXP.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Western Uintah Basin- 959 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 482... Humidities have risen above 20 percent this evening across the area behind a cold front, with better humidity recoveries tonight. However, gusts 40 to 50 mph are expected to continue into Tuesday. $$ UTZ483-484-060500- /O.EXP.KSLC.FW.W.0001.000000T0000Z-210406T0400Z/ Southern Ashley National Forest-Tavaputs Plateau- 959 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING WILL EXPIRE AT 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 483 AND 484... Humidities have risen above 20 percent this evening across the area behind a cold front, with better humidity recoveries tonight. However, gusts 40 to 55 mph are expected to continue into Tuesday. $$ UTZ489-494-061200- /O.CON.KSLC.FW.W.0001.000000T0000Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 959 PM MDT Mon Apr 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...Northwest 15 to 25 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
212 WWUS85 KSLC 060921 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 321 AM MDT Tue Apr 6 2021 UTZ489-494-062130- /O.CON.KSLC.FW.W.0001.000000T0000Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 321 AM MDT Tue Apr 6 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...Northwest 15 to 25 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * IMPACTS...Any fires that develop will likely 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. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
047 WWUS85 KSLC 062122 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 322 PM MDT Tue Apr 6 2021 UTZ489-494-071200- /O.NEW.KSLC.FW.A.0002.210408T1800Z-210409T0600Z/ /O.CON.KSLC.FW.W.0001.000000T0000Z-210407T0400Z/ San Rafael Swell-Henry Mountains- 322 PM MDT Tue Apr 6 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... The National Weather Service in Salt Lake City has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...Northwest 15 to 25 mph with gusts up to 45 mph for Tuesday's Red Flag Warning. Similar sustained winds are expected for Thursday's Fire Weather Watch but with slightly lighter gusts, up to 35 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fires that develop could spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that there is a potential for critical fire weather conditions. Continue to monitor for the latest forecasts and for possible Red Flag Warnings. A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
947 WWUS85 KSLC 070003 RFWSLC URGENT - FIRE WEATHER MESSAGE National Weather Service Salt Lake City UT 603 PM MDT Tue Apr 6 2021 UTZ489-494-070815- /O.CAN.KSLC.FW.W.0001.000000T0000Z-210407T0400Z/ /O.CON.KSLC.FW.A.0002.210408T1800Z-210409T0600Z/ San Rafael Swell-Henry Mountains- 603 PM MDT Tue Apr 6 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494... ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 489 AND 494 THAT WAS IN EFFECT TODAY... The National Weather Service in Salt Lake City has cancelled the Red Flag Warning that was in effect today. * AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell and Fire Weather Zone 494 Henry Mountains. * WINDS...West 15 to 25 mph with gusts up to 35 mph possible. * RELATIVE HUMIDITY...As low as 9 percent possible. * IMPACTS...Any fires that develop could spread rapidly. Outdoor burning is not recommended. 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. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity
Nearby
Red Flag Warnings in Utah, 2021Every red flag warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.