Alert archive / Arizona / Red Flag Warnings in 2016
Red Flag Warning 8, NWS Tucson, AZ
NWS Tucson, AZ issued this red flag warning at Apr 14, 2016, 2:51 PM MST for 6 counties in Arizona. It took effect at Apr 15, 2016, 11:00 AM MST. It was in force for 9 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 14, 2016, 2:51 PM MST (21:51 UTC)
- In effect from
- Apr 15, 2016, 11:00 AM MST
- Expired
- Apr 15, 2016, 8:00 PM MST
- In force
- 9 hr
- Issued by
- NWS Tucson, AZ
Counties Cochise County, AZ, Graham County, AZ, Greenlee County, AZ, Pima County, AZ, Pinal County, AZ, Santa Cruz County, AZ
The radar
The Tucson radar (KEMX), 61 km from the middle of the area, began a volume at 21:50 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 15, 3:05 PM MST | DUST STORM | 3 Ssw Sun Lakes, AZ | VSBY. 100 FT. IN LOCALIZED BLOWING DUST CHANNEL MP172 ON I-10 BETWEEN RIGGS RD. AND AZ HWY. 587 |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tuscon, AZ (KDMA), launched 12:00Z, 9.9 hours before the alert went out and 49 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
- 2546 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
249 WWUS85 KTWC 142151 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 251 PM MST THU APR 14 2016 AZZ150>152-151200- /O.UPG.KTWC.FW.A.0006.160415T1800Z-160416T0300Z/ /O.NEW.KTWC.FW.W.0008.160415T1800Z-160416T0300Z/ ARIZONA FIRE WEATHER ZONE 150 WESTERN PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY- TOHONO O'ODHAM NATION-TDC-ARIZONA FIRE WEATHER ZONE 151 EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY- SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY- CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152 SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY- SOUTHERN GREENLEE COUNTY- LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC- 251 PM MST THU APR 14 2016 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MST FRIDAY FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND HIGH FIRE DANGER FOR FIRE WEATHER ZONE 150...AND THE SOUTHERN PORTIONS OF ZONE 151 AND 152... THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 8 PM MST FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * TIMING...11 AM FRIDAY MORNING THROUGH 8 PM FRIDAY EVENING. * WINDS...SOUTHWEST WINDS WILL DEVELOP MID TO LATE MORNING ON FRIDAY...WITH SPEEDS DURING THE AFTERNOON OF 20 TO 30 MPH AND GUSTS UP TO 45 MPH. * RELATIVE HUMIDITY...DAYTIME MINIMUM RELATIVE HUMIDITY WILL DROP INTO THE 13 TO 18 PCT RANGE DURING THE AFTERNOON HOURS AT ELEVATIONS BELOW 5000 FT. ABOVE 5000 FT...RELATIVE HUMIDITY WILL BE IN THE 20 TO 25 PCT RANGE OR HIGHER...AND THEREFORE THESE AREAS ARE NOT INCLUDED IN THE WARNING. * IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE POTENTIAL TO SPREAD RAPIDLY. * FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB. PRECAUTIONARY/PREPAREDNESS ACTIONS... && PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION 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. && $$ VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
3 follow-up statements
385 WWUS85 KTWC 151100 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 400 AM MST FRI APR 15 2016 AZZ150>152-152300- /O.CON.KTWC.FW.W.0008.160415T1800Z-160416T0300Z/ ARIZONA FIRE WEATHER ZONE 150 WESTERN PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY- TOHONO O'ODHAM NATION-TDC-ARIZONA FIRE WEATHER ZONE 151 EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY- SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY- CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152 SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY- SOUTHERN GREENLEE COUNTY- LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC- 400 AM MST FRI APR 15 2016 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST THIS EVENING FOR STRONG AND GUSTY MAINLY WEST WINDS...LOW RELATIVE HUMIDITY...AND A HIGH FIRE DANGER FOR FIRE WEATHER ZONES 150...AND MUCH OF FIRE WEATHER ZONES 151 AND 152 BELOW 5000 FEET... * TIMING...11 AM THIS MORNING THROUGH 8 PM MST THIS EVENING. * WINDS...MAINLY WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...MINIMUM RELATIVE HUMIDITY 10 TO 20 PCT BELOW 5000 FEET. * IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE POTENTIAL TO SPREAD RAPIDLY. * FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A COMBINATION OF STRONG AND GUSTY MAINLY WEST WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA. && $$ VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
845 WWUS85 KTWC 152121 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 221 PM MST FRI APR 15 2016 AZZ150-152230- /O.CAN.KTWC.FW.W.0008.000000T0000Z-160416T0300Z/ ARIZONA FIRE WEATHER ZONE 150 WESTERN PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY- TOHONO O'ODHAM NATION-TDC- 221 PM MST FRI APR 15 2016 ...RED FLAG WARNING FOR STRONG WINDS...LOW RELATIVE HUMIDITY AND HIGH FIRE DANGER IS CANCELLED FOR FIRE WEATHER ZONE 150... WHILE RELATIVE HUMIDITY IS CLOSE TO 15 PERCENT THIS AFTERNOON...WIND SPEEDS HAVE NOT BEEN STRONG ENOUGH TO CREATE CRITICAL FIRE WEATHER CONDITIONS. THEREFORE...THE RED FLAG WARNING IS CANCELLED FOR FIRE WEATHER ZONE 150. $$ AZZ151-152-160300- /O.CON.KTWC.FW.W.0008.000000T0000Z-160416T0300Z/ ARIZONA FIRE WEATHER ZONE 151 EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY- SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY- CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152 SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY- SOUTHERN GREENLEE COUNTY- LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC- 221 PM MST FRI APR 15 2016 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING FOR STRONG WINDS...LOW RELATIVE HUMIDITY AND HIGH FIRE DANGER FOR THE SOUTHERN PORTIONS OF FIRE WEATHER ZONES 151 AND 152 AT ELEVATIONS BELOW 5000 FT... * TIMING...THROUGH 8 PM MST THIS EVENING. * WINDS...WEST TO SOUTHWEST AT 15 TO 25 MPH WITH GUSTS TO 40 MPH. * RELATIVE HUMIDITY...MINIMUM RELATIVE HUMIDITY OF BETWEEN 13 AND 18 PCT AT ELEVATIONS BELOW 5000 FEET. * IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE POTENTIAL TO SPREAD RAPIDLY. * FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A COMBINATION OF STRONG AND GUSTY MAINLY WEST WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA. && $$ VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
688 WWUS85 KTWC 160306 RFWTWC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 806 PM MST FRI APR 15 2016 AZZ151-152-160415- /O.EXP.KTWC.FW.W.0008.000000T0000Z-160416T0300Z/ ARIZONA FIRE WEATHER ZONE 151 EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY- SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY- CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152 SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY- SOUTHERN GREENLEE COUNTY- LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC- 806 PM MST FRI APR 15 2016 ...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONES 151 AND 152...INCLUDING EASTERN PIMA...SANTA CRUZ...SOUTHEAST PINAL... COCHISE...SOUTHERN GRAHAM AND SOUTHERN GREENLEE COUNTIES... WIND SPEEDS ACROSS THE AREA WILL CONTINUE TO DIMINISH THIS EVENING. RELATIVE HUMIDITY VALUES WILL INCREASE...WITH MOST VALUES IN THE 18 TO 25 PERCENT RANGE OR HIGHER AT THIS TIME. THUS...THE RED FLAG WARNING WAS ALLOWED TO EXPIRE AT 8 PM MST. $$ VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 2:50 PM MST | Wind Advisory | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 29 hr |
Nearby
Red Flag Warnings in Arizona, 2016Every red flag warning in 2016
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.