Alert archive / Alabama / Red Flag Warnings in 2010
Red Flag Warning 101, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Dec 28, 2010, 5:10 AM CST for 8 counties in Alabama. It took effect at Dec 28, 2010, 11:00 AM 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
- Dec 28, 2010, 5:10 AM CST (11:10 UTC)
- In effect from
- Dec 28, 2010, 11:00 AM CST
- Expired
- Dec 28, 2010, 5:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Wilcox County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 11.2 hours before the alert went out and 181 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
- 1815 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
390 WWUS84 KMOB 281110 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 510 AM CST TUE DEC 28 2010 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CST THIS AFTERNOON FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY OVER THE WEST FLORIDA PANHANDLE AND MOST OF SOUTH AND SOUTHWEST ALABAMA... .A COLD AND DRY HIGH PRESSURE AREA WILL MOVE ACROSS THE AREA TODAY. LOWEST AFTERNOON HUMIDITY EXPECTED TO RANGE BETWEEN 20 AND 25 PERCENT. ALZ053>060-FLZ001>006-282300- /O.UPG.KMOB.FW.A.0094.101228T1700Z-101228T2300Z/ /O.NEW.KMOB.FW.W.0101.101228T1700Z-101228T2300Z/ CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 510 AM CST TUE DEC 28 2010 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CST THIS AFTERNOON FOR LOWEST AFTERNOON RELATIVE HUMIDITIES BETWEEN 20 AND 25 PERCENT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ ALZ061>064-282300- /O.NEW.KMOB.FW.W.0101.101228T1700Z-101228T2300Z/ UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN- 510 AM CST TUE DEC 28 2010 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CST THIS AFTERNOON FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY BELOW 25 PERCENT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$
1 follow-up statement
377 WWUS84 KMOB 282010 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 210 PM CST TUE DEC 28 2010 ...RED FLAG WARNING IN EFFECT UNTIL 5 PM CST THIS AFTERNOON FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO LONG DURATION OF LOW RELATIVE HUMIDITY... ...RED FLAG WARNING CANCELLED FOR THIS AFTERNOON FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA... .DRY HIGH PRESSURE OVER THE AREA WILL SLOWLY MOVE EAST THROUGH THURSDAY ALLOWING FOR A LIGHT TO MODERATE SOUTHERLY FLOW TO DEVELOP AND RETURN MOISTURE TO THE REGION. A STRONG UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE REGION WEDNESDAY NIGHT INTO THURSDAY AND BRING SCATTERED TO NUMEROUS SHOWERS TO THE AREA AND POSSIBLY A FEW THUNDERSTORMS WEDNESDAY NIGHT AND SCATTERED SHOWERS ON THURSDAY. RELATIVE HUMIDITIES WILL DROP TO NEAR 25 PERCENT OVER MUCH OF SOUTHWEST AND SOUTH CENTRAL ALABAMA THIS AFTERNOON BUT WILL NOT SATISFY DURATION REQUIREMENTS...THUS THE RED FLAG WARNING HAS BEEN CANCELLED FOR THIS AREA. A RED FLAG WARNING CONTINUES FOR THE NORTHWEST FLORIDA PANHANDLE THIS AFTERNOON DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY. AFTERNOON RELATIVE HUMIDITIES MAY DROP BRIEFLY BELOW CRITICAL LEVELS OVER THE INTERIOR PORTION OF THE NORTHWEST FLORIDA PANHANDLE ON WEDNESDAY BUT WILL NOT SATISFY DURATION REQUIREMENTS. RELATIVE HUMIDITIES OTHERWISE REMAIN ABOVE CRITICAL LEVELS WEDNESDAY INTO THURSDAY. ALZ053>064-282115- /O.CAN.KMOB.FW.W.0101.000000T0000Z-101228T2300Z/ CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN- 210 PM CST TUE DEC 28 2010 ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE RED FLAG WARNING. RELATIVE HUMIDITIES WILL DROP TO NEAR 25 PERCENT OVER MUCH OF SOUTHWEST AND SOUTH CENTRAL ALABAMA THIS AFTERNOON BUT WILL NOT SATISFY DURATION REQUIREMENTS...THUS THE RED FLAG WARNING HAS BEEN CANCELLED FOR THIS AREA. $$ FLZ001>006-282300- /O.CON.KMOB.FW.W.0101.000000T0000Z-101228T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 210 PM CST TUE DEC 28 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON. A RED FLAG WARNING CONTINUES FOR THE NORTHWEST FLORIDA PANHANDLE THIS AFTERNOON DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$
Nearby
Red Flag Warnings in Alabama, 2010Red Flag Warnings in Florida, 2010Every red flag warning in 2010
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.