Alert archive / Alabama / Red Flag Warnings in 2015
Red Flag Warning 6, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Feb 18, 2015, 5:04 AM CST for 10 counties in Alabama. It took effect at Feb 18, 2015, 12:00 PM CST. 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
- Feb 18, 2015, 5:04 AM CST (11:04 UTC)
- In effect from
- Feb 18, 2015, 12:00 PM CST
- Expired
- Feb 18, 2015, 6:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL
The radar
The Mobile radar (KMOB), 138 km from the middle of the area, began a volume at 11:10 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 00:00Z, 11.1 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
- 1238 m above ground
- 0-6 km bulk shear
- 106 kt
- 0-1 km storm-relative helicity
- -159 m²/s²
- 0-3 km storm-relative helicity
- -89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
677 WWUS84 KMOB 181104 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 504 AM CST WED FEB 18 2015 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR SOUTHWEST ALABAMA AND THE WESTERN FLORIDA PANHANDLE DUE LOW RELATIVE HUMIDITY AND HIGH WINDS... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON FOR SOUTHWEST ALABAMA FOR AN EXTENDED PERIOD OF LOW HUMIDITIES... .HIGH PRESSURE BUILDS EASTWARD ACROSS THE SOUTHERN STATES THROUGH THURSDAY...BRINGING VERY DRY AIR TO THE LOCAL AREA. ALZ051>064-190315- /O.NEW.KMOB.FW.W.0006.150218T1800Z-150219T0000Z/ /O.CON.KMOB.FW.A.0004.150219T1700Z-150219T2300Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 504 AM CST WED FEB 18 2015 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR HIGH WINDS AND LOW RELATIVE HUMIDITY... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON FOR SOUTHWEST ALABAMA DUE TO A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITIES LESS THAN 24 PERCENT... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 051...052...053...054... 055...056...057...058...059...060...061...062...063 AND 064. * RELATIVE HUMIDITY: 17 TO 23 PERCENT. * WINDS: NORTH NORTHWEST 5 TO 10 MPH IN THE INTERIOR AND 10 TO 15 MPH CLOSE TO THE COAST. * DISPERSIONS: GOOD TO EXCELLENT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. 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. && $$ FLZ001>006-190315- /O.NEW.KMOB.FW.W.0006.150218T1800Z-150219T0000Z/ /O.EXA.KMOB.FW.A.0004.150219T1700Z-150219T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 504 AM CST WED FEB 18 2015 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR HIGH WINDS...LOW HUMIDITIES AND DRY FUELS... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON FOR SOUTHWEST ALABAMA DUE TO A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITIES LESS THAN 24 PERCENT... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 051...052...053...054... 055...056...057...058...059...060...061...062...063 AND 064. * RELATIVE HUMIDITY: 17 TO 23 PERCENT. * WINDS: NORTH NORTHWEST 5 TO 10 MPH IN THE INTERIOR AND 10 TO 15 MPH CLOSE TO THE COAST. * DISPERSIONS: GOOD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
1 follow-up statement
058 WWUS84 KMOB 182040 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 240 PM CST WED FEB 18 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR SOUTHWEST ALABAMA AND THE WESTERN FLORIDA PANHANDLE DUE TO VERY LOW RELATIVE HUMIDITY AND GUSTY NORTHWEST WINDS... ...A RED FLAG WARNING IS NOW IN EFFECT THURSDAY AFTERNOON FOR SOUTHWEST ALABAMA FOR AN EXTENDED PERIOD OF VERY LOW RELATIVE HUMIDITY... .HIGH PRESSURE BUILDS EASTWARD ACROSS THE SOUTHERN STATES THROUGH THURSDAY...BRINGING VERY DRY AIR TO THE LOCAL AREA. FLZ001>006-190000- /O.CAN.KMOB.FW.A.0004.150219T1700Z-150219T2300Z/ /O.CON.KMOB.FW.W.0006.000000T0000Z-150219T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 240 PM CST WED FEB 18 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR NORTHWEST FLORIDA DUE TO VERY LOW RELATIVE HUMIDITY COMBINED WITH GUSTY NORTHWEST WINDS AND ERC VALUES EXCEEDING 26... ...FIRE WEATHER WATCH IS CANCELLED FOR THE NORTHWEST FLORIDA PANHANDLE ON THURSDAY DUE TO ERC VALUES RANGING FROM 28 TO 35 ON AVERAGE BUT WILL LACK THE WIND REQUIREMENT... THE RED FLAG WARNING FOR TODAY REMAINS IN EFFECT. THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE FIRE WEATHER WATCH FOR THURSDAY. * AFFECTED AREA...FIRE WEATHER ZONES 001...002...003...004... 005 AND 006. * RELATIVE HUMIDITY: 17 TO 23 PERCENT. * WINDS: NORTH NORTHWEST 15 TO 25 MPH WITH FREQUENT GUSTS FROM 30 TO 35 MPH TODAY..ESPECIALLY CLOSER TO THE COAST. WINDS TO DECREASE ON THURSDAY. * DISPERSIONS: EXCELLENT TODAY. 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. && $$ ALZ051>064-191200- /O.UPG.KMOB.FW.A.0004.150219T1700Z-150219T2300Z/ /O.NEW.KMOB.FW.W.0007.150219T1700Z-150219T2300Z/ /O.CON.KMOB.FW.W.0006.000000T0000Z-150219T0000Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 240 PM CST WED FEB 18 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR SOUTHWEST ALABAMA DUE TO A LONG DURATION OF VERY LOW HUMIDITY COMBINED WITH STRONG WIND GUSTS IN EXCESS OF 20 MPH... ...RED FLAG WARNING NOW IN EFFECT FROM 11 AM TO 5 PM CST THURSDAY FOR SOUTHWEST ALABAMA DUE TO A LONG DURATION OF VERY LOW HUMIDITY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS UPGRADED THE FIRE WEATHER WATCH ON THURSDAY TO A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 5 PM CST THURSDAY. * AFFECTED AREA...FIRE WEATHER ZONES 051...052...053...054... 055...056...057...058...059...060...061...062...063 AND 064. * RELATIVE HUMIDITY: 17 TO 23 PERCENT. * WINDS: NORTH NORTHWEST 15 TO 25 MPH WITH FREQUENT HIGHER GUSTS TODAY. WINDS TO DECREASE ON THURSDAY. * DISPERSIONS: GOOD TO EXCELLENT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 18, 4:49 AM CST | Hard Freeze Warning | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 27 hr |
| Feb 18, 4:49 AM CST | Wind Advisory | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 13 hr |
| Feb 18, 5:33 AM CST | Small Craft Advisory | MOB | 15 hr | |
| Feb 18, 2:40 PM CST | Red Flag Warning | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 26 hr |
| Feb 18, 3:09 PM CST | Hard Freeze Watch | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 3 more | 14 hr |
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.