Alert archive / Alabama / Red Flag Warnings in 2015
Red Flag Warning 8, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Feb 20, 2015, 6:11 AM CST for 7 counties in Alabama. It took effect at Feb 20, 2015, 9:00 AM CST. It was in force for 3 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
- Feb 20, 2015, 6:11 AM CST (12:11 UTC)
- In effect from
- Feb 20, 2015, 9:00 AM CST
- Expired
- Feb 20, 2015, 11:59 AM CST
- In force
- 3 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Wilcox County, AL
The radar
The Ft Rucker radar (KEOX), 137 km from the middle of the area, began a volume at 12:13 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.
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 0.2 hours before the alert went out and 182 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
- 2448 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 204 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
064 WWUS84 KMOB 201211 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 611 AM CST FRI FEB 20 2015 ...A RED FLAG WARNING IS IN EFFECT FOR PARTS OF SOUTH CENTRAL ALABAMA AND OKALOOSA COUNTY IN NORTHWEST FLORIDA DUE TO CRITICAL LOW RELATIVE HUMIDITY VALUES ALONG WITH ERC VALUES ABOVE 37 IN OKALOOSA COUNTY FLORIDA... .A DRY COOL AIRMASS WILL CONTINUE OVER THE CENTRAL GULF COAST REGION THROUGH THIS AFTERNOON THEN SHIFTS EASTWARD TONIGHT THROUGH EARLY NEXT WEEK. CRITICALLY LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL BE LIKELY FOR SOME AREAS IN SOUTH CENTRAL ALABAMA AND NORTHWEST FLORIDA TODAY FOLLOWED BY MUCH HIGH HUMIDITY VALUES FOR ALL AREA THIS WEEKEND AND NEXT WEEK. GUSTY SOUTHERLY WINDS WILL ALSO BE LIKELY MOST OF THE DAY ON SATURDAY. ALZ053-201315- /O.CAN.KMOB.FW.A.0005.150220T1500Z-150220T2300Z/ CLARKE- 611 AM CST FRI FEB 20 2015 ...FIRE WEATHER WATCH IS CANCELLED FOR CLARK COUNTY ALABAMA DUE TO HIGHER RELATIVE HUMIDITY VALUES THAN EARLIER EXPECTED... THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE FIRE WEATHER WATCH. HUMIDITY VALUES NOW APPEAR TO BE ABOVE CRITICAL VALUES TODAY. $$ ALZ054>060-210000- /O.UPG.KMOB.FW.A.0005.150220T1500Z-150220T2300Z/ /O.NEW.KMOB.FW.W.0008.150220T1500Z-150221T0000Z/ WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 611 AM CST FRI FEB 20 2015 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS EVENING FOR PART OF SOUTH CENTRAL ALABAMA DUE TO CRITICALLY LOW RELATIVE HUMIDTY VALUES FOR 4 CONSECUTIVE HOURS OR MORE... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 054...055...056...057... 058...059 AND 060. * RELATIVE HUMIDITY: 17 TO 23 PERCENT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ FLZ005-006-210000- /O.NEW.KMOB.FW.W.0008.150220T1500Z-150221T0000Z/ INLAND OKALOOSA-COASTAL OKALOOSA- 611 AM CST FRI FEB 20 2015 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS EVENING FOR OKALOOSA COUNTY FLORIDA DUE TO CRICALLY LOW RELATIVE HUMIDTY VALUES COMBIINED WITH ERC VALUES ABOVE 37... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 005 AND 006. * RELATIVE HUMIDITY: LOWERING TO 22 PERCENT BY LATE MORNING OR EARLY AFTERNOON. * WINDS: SOUTHEAST 4 TO 8 MPH. * DISPERSIONS: 37 BY LATE MORNING OR EARLY AFTERNOON. * ERC: 38 * 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 WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
1 follow-up statement
486 WWUS84 KMOB 201759 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1159 AM CST FRI FEB 20 2015 ...THE RED FLAG WARNING FOR PARTS OF SOUTH CENTRAL ALABAMA AND OKALOOSA COUNTY FLORIDA IS NOW CANCELLED. .THE COLD...DRY ARCTIC AIRMASS OVERLYING THE AREA HAS SHIFTED EAST ALLOWING A SOUTHEASTERLY FLOW TO DEVELOP WHICH WILL KEEP RELATIVE HUMIDITIES ABOVE CRITICAL LEVELS. AS WELL WINDS HAVE DECREASED CONSIDERABLY OVER THE PAST COUPLE HOURS. WINDS WILL AGAIN INCREASE LATER IN THE DAY BUT AT THE SAME TIME RELATIVE HUMIDITIES WILL CLIMB WELL ABOVE CRITICAL LEVELS. ALZ054>060-FLZ005-006-201900- /O.CAN.KMOB.FW.W.0008.000000T0000Z-150221T0000Z/ WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- INLAND OKALOOSA-COASTAL OKALOOSA- 1159 AM CST FRI FEB 20 2015 ...RED FLAG WARNING IS CANCELLED FOR PORTIONS OF SOUTH CENTRAL ALABAMA AND OKALOOSA COUNTY IN FLORIDA FOR FIRE WEATHER ZONES 005...006...054...055...056...057...058...059 AND 060... THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE RED FLAG WARNING. RELATIVE HUMIDITIES ARE EXPECTED TO REMAIN ABOVE CRITICAL LEVELS. $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 8:44 AM CST | Rip Current Statement | MOB | 69 hr | |
| Feb 20, 2:48 PM CST | Wind Advisory | MOB | 28 hr | |
| Feb 20, 2:59 PM CST | High Surf Advisory | MOB | 39 hr | |
| Feb 20, 3:55 AM CST | Small Craft Advisory | MOB | 44 hr | |
| Feb 20, 7:36 AM CST | Freezing Rain Advisory | MOB | Butler, Choctaw, Clarke, Conecuh, Monroe, Washington and 1 more | 99 min |
Nearby
Red Flag Warnings in Alabama, 2015Red Flag Warnings in Florida, 2015Every red flag warning in 2015
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; radar from the NEXRAD Level II archive.