Alert archive / Arizona / Red Flag Warnings in 2011
Red Flag Warning 9, NWS Tucson, AZ
NWS Tucson, AZ issued this red flag warning at Apr 8, 2011, 5:02 AM MST. It took effect at Apr 8, 2011, 12:00 PM MST. 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
- Apr 8, 2011, 5:02 AM MST (12:02 UTC)
- In effect from
- Apr 8, 2011, 12:00 PM MST
- Expired
- Apr 8, 2011, 6:00 PM MST
- In force
- 6 hr
- Issued by
- NWS Tucson, AZ
The text
As transmitted, in the capitals the NWS used until 2016.
624 WWUS85 KTWC 081202 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 502 AM MST FRI APR 8 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM MST THIS EVENING BELOW 5000 FEET FOR SOUTHERN GREENLEE...SOUTHERN GRAHAM AND COCHISE COUNTIES DUE TO STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING... AZZ148-082200- /O.NEW.KTWC.FW.W.0009.110408T1900Z-110409T0100Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 502 AM MST FRI APR 8 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM MST THIS EVENING BELOW 5000 FEET... THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM MST THIS EVENING BELOW 5000 FEET. * AFFECTED AREA...THE RED FLAG WARNING IS IN EFFECT FOR EASTERN FIRE WEATHER ZONE 148 WHICH INCLUDES SOUTHERN GREENLEE... SOUTHERN GRAHAM AND COCHISE COUNTIES. * TIMING...WINDS WILL SHIFT TO THE SOUTHWEST BY MID-MORNING AND BECOME STRONG AND GUSTY BY NOON TODAY. THESE WINDS WILL CONTINUE THROUGH THE EARLY EVENING HOURS. DURING THIS PERIOD...RELATIVE HUMIDITY VALUES WILL BE LOW. * WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH. * RELATIVE HUMIDITY...THE MINIMUM RELATIVE HUMIDITY VALUES WILL RANGE FROM 13 TO 17 PERCENT. * IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. 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 THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA. && $$ HTTP://WEATHER.GOV/TUCSON
3 follow-up statements
489 WWUS85 KTWC 082027 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 127 PM MST FRI APR 8 2011 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING BELOW 5000 FEET FOR SOUTHERN GREENLEE...SOUTHERN GRAHAM AND COCHISE COUNTIES DUE TO STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING... AZZ148-090100- /O.CON.KTWC.FW.W.0009.000000T0000Z-110409T0100Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 127 PM MST FRI APR 8 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING. * AFFECTED AREA...THE RED FLAG WARNING IS IN EFFECT FOR EASTERN FIRE WEATHER ZONE 148 WHICH INCLUDES SOUTHERN GREENLEE... SOUTHERN GRAHAM AND COCHISE COUNTIES. * TIMING...STRONG AND GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGH THE EARLY EVENING HOURS COINCIDING WITH LOW RELATIVE HUMIDITY VALUES. * WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH. * RELATIVE HUMIDITY...THE MINIMUM RELATIVE HUMIDITY VALUES WILL RANGE FROM 13 TO 17 PERCENT. * IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA. && $$ HTTP://WEATHER.GOV/TUCSON
375 WWUS85 KTWC 082132 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 232 PM MST FRI APR 8 2011 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING BELOW 5000 FEET FOR SOUTHERN GREENLEE...SOUTHERN GRAHAM...COCHISE AND EASTERN PIMA COUNTIES DUE TO STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING... AZZ148-090100- /O.CON.KTWC.FW.W.0009.000000T0000Z-110409T0100Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 232 PM MST FRI APR 8 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING. * AFFECTED AREA...THE RED FLAG WARNING IS IN EFFECT FOR FIRE WEATHER ZONE 148 WHICH INCLUDES SOUTHERN GREENLEE...SOUTHERN GRAHAM...COCHISE AND EASTERN PIMA COUNTIES DUE TO STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES * TIMING...STRONG AND GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGHTHE EARLY EVENING HOURS COINCIDING WITH LOW RELATIVE HUMIDITY VALUES. * WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH. * RELATIVE HUMIDITY...THE MINIMUM RELATIVE HUMIDITY VALUES WILL RANGE FROM 13 TO 17 PERCENT. * IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. 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 THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA. && $$ HTTP://WEATHER.GOV/TUCSON
870 WWUS85 KTWC 090110 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 610 PM MST FRI APR 8 2011 ...RED FLAG WARNING HAS EXPIRED... AZZ148-090215- /O.EXP.KTWC.FW.W.0009.000000T0000Z-110409T0100Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 610 PM MST FRI APR 8 2011 ...RED FLAG WARNING HAS EXPIRED... THE RED FLAG WARNING IS NO LONGER IN EFFECT. A STRONG STORM SYSTEM AND FRONTAL BOUNDARY PUSHING ACROSS ARIZONA HAS RESULTED IN WINDY CONDITIONS ACROSS SOUTHEASTERN ARIZONA TODAY. THESE WINDS WILL REMAIN STRONG DURING THE EVENING HOURS AND OVERNIGHT. ALTHOUGH...RELATIVE HUMIDITIES HAVE CLIMBED ABOVE 15 PERCENT AND ARE EXPECTED TO CONTINUE TO SLOWLY RECOVER THROUGH THE REMAINDER OF THE EVENING AND OVERNIGHT HOURS. THEREFORE...THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. $$
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:28 AM MST | Winter Storm Watch | TWC | Cochise, Graham, Greenlee, Pima, Pinal | 12 hr |
| Apr 8, 2:44 PM MST | Winter Weather Advisory | TWC | Cochise, Graham, Greenlee, Pima, Pinal | 32 hr |
| Apr 8, 2:47 PM MST | Wind Advisory | TWC | Cochise, Graham, Pima, Santa Cruz | 29 hr |
Nearby
Red Flag Warnings in Arizona, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.