Alert archive / Utah / Red Flag Warnings in 2012
Red Flag Warning 32, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this red flag warning at Oct 1, 2012, 2:09 PM MDT for 8 counties in Utah. It took effect at Oct 2, 2012, 12:00 PM MDT. It was in force for 6 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
- Oct 1, 2012, 2:09 PM MDT (20:09 UTC)
- In effect from
- Oct 2, 2012, 12:00 PM MDT
- Expired
- Oct 2, 2012, 6:00 PM MDT
- In force
- 6 hr
- Issued by
- NWS Salt Lake City, UT
Counties Cache County, UT, Morgan County, UT, Rich County, UT, Salt Lake County, UT, Summit County, UT, Utah County, UT, Wasatch County, UT, Weber County, UT
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 12:00Z, 8.2 hours before the alert went out and 38 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
- 2881 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
900 WWUS85 KSLC 012009 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 209 PM MDT MON OCT 1 2012 UTZ479-021200- /O.NEW.KSLC.FW.W.0032.121002T1800Z-121003T0000Z/ /O.NEW.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ WASATCH MOUNTAINS- 209 PM MDT MON OCT 1 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY 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 WIND AND LOW RELATIVE HUMIDITY... WHICH IS IN EFFECT FROM NOON TO 6 PM MDT TUESDAY. A FIRE WEATHER WATCH BELOW 7000 FEET HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH BELOW 7000 FEET FOR WIND AND LOW RELATIVE HUMIDITY IS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * WINDS...WEST 10 TO 15 MPH WITH GUSTS OF 25 MPH TUESDAY...BECOMING NORTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH WEDNESDAY. * RELATIVE HUMIDITY...AROUND 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. 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. 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. && $$ UTZ478-492-495-021200- /O.NEW.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- COLOR COUNTRY WEST DESERT- 209 PM MDT MON OCT 1 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 478...492 AND 495... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT...FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT AND FIRE WEATHER ZONE 495 COLOR COUNTRY WEST DESERT. * WINDS...NORTH NORTHWEST 20 TO 30 MPH WITH GUSTS OF 40 MPH. THE COLD FRONT WILL BRING A SUDDEN SURGE OF GUSTY NORTH NORTHWEST WINDS. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ480-021200- /O.NEW.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ UINTA MOUNTAINS- 209 PM MDT MON OCT 1 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 480 BELOW 7000 FEET... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH BELOW 7000 FEET FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 480 UINTA MOUNTAINS BELOW 7000 FEET. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH. * RELATIVE HUMIDITY...AROUND 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. 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. && $$ ROGOWSKI FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
2 follow-up statements
805 WWUS85 KSLC 020902 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 302 AM MDT TUE OCT 2 2012 UTZ495-021015- /O.CAN.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ COLOR COUNTRY WEST DESERT- 302 AM MDT TUE OCT 2 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 495... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS CANCELLED THE FIRE WEATHER WATCH. DUE TO FUELS REMAINING SOMEWHAT MOIST AND WINDS FORECAST TO BE NEAR OR SLIGHTLY BELOW CRITERIA THE WATCH HAS BEEN CANCELLED. $$ UTZ479-021815- /O.UPG.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ /O.NEW.KSLC.FW.W.0033.121003T1600Z-121004T0200Z/ /O.CON.KSLC.FW.W.0032.121002T1800Z-121003T0000Z/ WASATCH MOUNTAINS- 302 AM MDT TUE OCT 2 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY 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 WIND AND LOW RELATIVE HUMIDITY... WHICH IS IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * WINDS...WEST 10 TO 15 MPH WITH GUSTS OF 25 TO 30 MPH TODAY... BECOMING NORTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH WEDNESDAY. * RELATIVE HUMIDITY...AROUND 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. 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. && $$ UTZ478-492-021815- /O.UPG.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ /O.NEW.KSLC.FW.W.0033.121003T1600Z-121004T0200Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- 302 AM MDT TUE OCT 2 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 478 AND 492... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 478 SALT LAKE DESERT AND FIRE WEATHER ZONE 492 CENTRAL UTAH WEST DESERT. * WINDS...NORTH NORTHWEST 20 TO 30 MPH WITH GUSTS OF 40 MPH. THE COLD FRONT WILL BRING A SUDDEN SURGE OF GUSTY NORTH NORTHWEST WINDS. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ480-021815- /O.UPG.KSLC.FW.A.0021.121003T1600Z-121004T0200Z/ /O.NEW.KSLC.FW.W.0033.121003T1600Z-121004T0200Z/ UINTA MOUNTAINS- 302 AM MDT TUE OCT 2 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 480 BELOW 7000 FEET... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING BELOW 7000 FEET FOR WIND AND LOW RELATIVE HUMIDITY... WHICH IS IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 480 UINTA MOUNTAINS BELOW 7000 FEET. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH. * RELATIVE HUMIDITY...AROUND 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. 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. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
390 WWUS85 KSLC 021809 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 1209 PM MDT TUE OCT 2 2012 UTZ479-030215- /O.CON.KSLC.FW.W.0032.000000T0000Z-121003T0000Z/ /O.CON.KSLC.FW.W.0033.121003T1600Z-121004T0200Z/ WASATCH MOUNTAINS- 1209 PM MDT TUE OCT 2 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 479 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 479 WASATCH MOUNTAINS BELOW 7000 FEET. * WINDS...WEST 10 TO 15 MPH WITH GUSTS OF 25 TO 30 MPH TODAY... BECOMING NORTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH WEDNESDAY. * RELATIVE HUMIDITY...AROUND 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ478-492-030215- /O.CON.KSLC.FW.W.0033.121003T1600Z-121004T0200Z/ SALT LAKE DESERT-CENTRAL UTAH WEST DESERT- 1209 PM MDT TUE OCT 2 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY 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. * WINDS...NORTH NORTHWEST 20 TO 30 MPH WITH GUSTS OF 40 MPH TOMORROW. THE COLD FRONT WILL BRING A SUDDEN SURGE OF GUSTY NORTH NORTHWEST WINDS. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. 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. && $$ UTZ480-030215- /O.CON.KSLC.FW.W.0033.121003T1600Z-121004T0200Z/ UINTA MOUNTAINS- 1209 PM MDT TUE OCT 2 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 480 BELOW 7000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 480 UINTA MOUNTAINS BELOW 7000 FEET. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH TOMORROW. * RELATIVE HUMIDITY...AROUND 15 PERCENT. * IMPACTS...STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/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 |
|---|---|---|---|---|
| Oct 1, 2:09 PM MDT | Fire Weather Watch | SLC | Beaver, Box Elder, Cache, Davis, Duchesne, Iron and 12 more | 13 hr |
Nearby
Red Flag Warnings in Utah, 2012Every red flag warning in 2012
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.