Alert archive / Arizona / Red Flag Warnings in 2011
Red Flag Warning 20, NWS Tucson, AZ
NWS Tucson, AZ issued this red flag warning at May 16, 2011, 1:12 PM MST. It took effect at May 17, 2011, 12:00 PM MST. It was in force for 8 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
- May 16, 2011, 1:12 PM MST (20:12 UTC)
- In effect from
- May 17, 2011, 12:00 PM MST
- Expired
- May 17, 2011, 8:00 PM MST
- In force
- 8 hr
- Issued by
- NWS Tucson, AZ
The text
As transmitted, in the capitals the NWS used until 2016.
601 WWUS85 KTWC 162012 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 112 PM MST MON MAY 16 2011 ...RED FLAG WARNING IS IN EFFECT TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR SOUTHERN GRAHAM...SOUTHERN GREENLEE AND COCHISE COUNTIES FOR STRONG AND GUSTY WINDS...VERY LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME FIRE DANGER RATING... .A PACIFIC STORM SYSTEM MOVING INTO THE WESTERN STATES WILL RESULT IN WINDY CONDITIONS ACROSS THE EASTERN PORTIONS OF SOUTHEAST ARIZONA TUESDAY. THE COMBINATION OF THESE STRONG WINDS...A DRY AIRMASS RESULTING IN RELATIVE HUMIDITIES BELOW 15 PERCENT AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TUESDAY. AZZ148-170415- /O.UPG.KTWC.FW.A.0013.110517T1900Z-110518T0300Z/ /O.NEW.KTWC.FW.W.0020.110517T1900Z-110518T0300Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 112 PM MST MON MAY 16 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM MST TUESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR EASTERN PORTIONS OF FIRE WEATHER ZONE 148 WHICH INCLUDES PORTIONS OF COCHISE...SOUTHERN GRAHAM AND SOUTHERN GREENLEE COUNTIES. * TIMING...RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP BELOW THE CRITICAL 15 PERCENT IN THE LATE MORNING AND WIND SPEEDS WILL EXCEED CRITICAL THRESHOLDS AROUND NOON. BOTH CONDITIONS WILL PERSIST INTO THE EARLY EVENING HOURS. * WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 45 MPH ARE ANTICIPATED. * RELATIVE HUMIDITY...RELATIVE HUMIDITIES ARE EXPECTED TO FALL INTO THE UPPER SINGLE DIGITS AND LOW TEENS. * IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TUESDAY AFTERNOON AND EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... && 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
5 follow-up statements
789 WWUS85 KTWC 162119 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 219 PM MST MON MAY 16 2011 ...RED FLAG WARNING IS IN EFFECT TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR SOUTHERN GRAHAM...SOUTHERN GREENLEE AND COCHISE COUNTIES FOR STRONG AND GUSTY WINDS...VERY LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME FIRE DANGER RATING... .A PACIFIC STORM SYSTEM MOVING INTO THE WESTERN STATES WILL RESULT IN WINDY CONDITIONS ACROSS THE EASTERN PORTIONS OF SOUTHEAST ARIZONA TUESDAY. THE COMBINATION OF THESE STRONG WINDS...A DRY AIRMASS RESULTING IN RELATIVE HUMIDITIES BELOW 15 PERCENT AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TUESDAY. AZZ148-170600- /O.CON.KTWC.FW.W.0020.110517T1900Z-110518T0300Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 219 PM MST MON MAY 16 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MST TUESDAY... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MST TUESDAY. * AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR EASTERN PORTIONS OF FIRE WEATHER ZONE 148 WHICH INCLUDES PORTIONS OF COCHISE...SOUTHERN GRAHAM AND SOUTHERN GREENLEE COUNTIES. * TIMING...RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP BELOW THE CRITICAL 15 PERCENT IN THE LATE MORNING AND WIND SPEEDS WILL EXCEED CRITICAL THRESHOLDS AROUND NOON. BOTH CONDITIONS WILL PERSIST INTO THE EARLY EVENING HOURS. * WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 45 MPH ARE ANTICIPATED. * RELATIVE HUMIDITY...RELATIVE HUMIDITIES ARE EXPECTED TO FALL INTO THE UPPER SINGLE DIGITS AND LOW TEENS. * IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TUESDAY AFTERNOON AND EVENING. 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
196 WWUS85 KTWC 170607 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 1107 PM MST MON MAY 16 2011 ...RED FLAG WARNING REMAINS IN EFFECT TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR SOUTHERN GRAHAM...SOUTHERN GREENLEE AND COCHISE COUNTIES FOR STRONG AND GUSTY WINDS...VERY LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME FIRE DANGER RATING... .A PACIFIC STORM SYSTEM MOVING INTO THE WESTERN STATES WILL RESULT IN WINDY CONDITIONS ACROSS THE EASTERN PORTIONS OF SOUTHEAST ARIZONA TUESDAY. THE COMBINATION OF THESE STRONG WINDS...A DRY AIRMASS RESULTING IN RELATIVE HUMIDITIES BELOW 15 PERCENT AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TUESDAY. AZZ148-171400- /O.CON.KTWC.FW.W.0020.110517T1900Z-110518T0300Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 1107 PM MST MON MAY 16 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MST TUESDAY... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MST TUESDAY. * AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR EASTERN PORTIONS OF FIRE WEATHER ZONE 148 WHICH INCLUDES PORTIONS OF COCHISE...SOUTHERN GRAHAM AND SOUTHERN GREENLEE COUNTIES. * TIMING...RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP BELOW THE CRITICAL 15 PERCENT IN THE LATE MORNING AND WIND SPEEDS WILL EXCEED CRITICAL THRESHOLDS AROUND NOON. BOTH CONDITIONS WILL PERSIST INTO THE EARLY EVENING HOURS. * WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 45 MPH ARE ANTICIPATED. * RELATIVE HUMIDITY...RELATIVE HUMIDITIES ARE EXPECTED TO FALL INTO THE UPPER SINGLE DIGITS AND LOW TEENS. * IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TUESDAY AFTERNOON AND EVENING. 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. && $$
510 WWUS85 KTWC 171137 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 437 AM MST TUE MAY 17 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON THROUGH EARLY THIS EVENING FOR SOUTHERN GRAHAM...SOUTHERN GREENLEE AND COCHISE COUNTIES FOR STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING... .A STRONG PACIFIC STORM SYSTEM MOVING ACROSS THE WESTERN UNITED STATES WILL RESULT IN WINDY CONDITIONS ACROSS EASTERN PORTIONS OF SOUTHEAST ARIZONA TODAY. THE COMBINATION OF THESE STRONG WINDS... RELATIVE HUMIDITIES BELOW 15 PERCENT...AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS. AZZ148-171915- /O.CON.KTWC.FW.W.0020.110517T1900Z-110518T0300Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 437 AM MST TUE MAY 17 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY UNTIL 8 PM MST THIS EVENING. * AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR EASTERN PORTIONS OF FIRE WEATHER ZONE 148 WHICH INCLUDES SOUTHERN GRAHAM... SOUTHERN GREENLEE AND COCHISE COUNTIES. * TIMING...RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP BELOW 15 PERCENT LATE IN THE MORNING AND WIND SPEEDS WILL EXCEED CRITICAL THRESHOLDS AROUND NOON. BOTH CONDITIONS WILL PERSIST THROUGH THE EARLY EVENING HOURS TONIGHT. * WINDS...SUSTAINED 20-FOOT WEST TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 45 MPH ARE ANTICIPATED. * RELATIVE HUMIDITY...RELATIVE HUMIDITIES ARE EXPECTED TO FALL INTO THE UPPER SINGLE DIGITS TO MIDDLE TEENS. * IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TODAY. 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
712 WWUS85 KTWC 171703 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 1003 AM MST TUE MAY 17 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON THROUGH EARLY THIS EVENING FOR SOUTHERN GRAHAM...SOUTHERN GREENLEE AND COCHISE COUNTIES FOR STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING... .A STRONG PACIFIC STORM SYSTEM MOVING ACROSS THE WESTERN UNITED STATES WILL RESULT IN WINDY CONDITIONS ACROSS EASTERN PORTIONS OF SOUTHEAST ARIZONA TODAY. THE COMBINATION OF THESE STRONG WINDS... RELATIVE HUMIDITIES BELOW 15 PERCENT...AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS. AZZ148-180300- /O.CON.KTWC.FW.W.0020.110517T1900Z-110518T0300Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 1003 AM MST TUE MAY 17 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. * AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR EASTERN PORTIONS OF FIRE WEATHER ZONE 148 WHICH INCLUDES SOUTHERN GRAHAM... SOUTHERN GREENLEE AND COCHISE COUNTIES. * TIMING...RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP BELOW 15 PERCENT LATE IN THE MORNING AND WIND SPEEDS WILL EXCEED CRITICAL THRESHOLDS AROUND NOON. BOTH CONDITIONS WILL PERSIST THROUGH THE EARLY EVENING HOURS TONIGHT. * WINDS...SUSTAINED 20-FOOT WEST TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 45 MPH ARE ANTICIPATED. * RELATIVE HUMIDITY...RELATIVE HUMIDITIES ARE EXPECTED TO FALL INTO THE UPPER SINGLE DIGITS TO MIDDLE TEENS. * IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS TODAY. 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. && $$ HTTP://WEATHER.GOV/TUCSON
033 WWUS85 KTWC 180304 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 804 PM MST TUE MAY 17 2011 AZZ148-180415- /O.EXP.KTWC.FW.W.0020.000000T0000Z-110518T0300Z/ ARIZONA FIRE WEATHER ZONE 148 GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/ SAFFORD BLM/TDC- 803 PM MST TUE MAY 17 2011 ...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONE 148... THE RED FLAG WARNING IS NO LONGER IN EFFECT. WIND SPEEDS HAVE DIMINISHED ACROSS THE AREA WITH RELATIVE HUMIDITIES INCREASING ABOVE CRITICAL THRESHOLDS. THUS...THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER...THE STORM RESPONSIBLE FOR THE GUSTY WINDS WILL RESULT IN STRONG WINDS AGAIN WEDNESDAY EVEN THOUGH RELATIVE HUMIDITIES WILL REMAIN ABOVE CRITICAL THRESHOLDS. FIRE CREWS SHOULD CONTINUE TO USE CAUTION WITH THESE GUSTY WINDS. $$
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 4:54 AM MST | Fire Weather Watch | TWC | 8 hr | |
| May 16, 2:09 PM MST | High Wind Watch | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 24 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.