Alert archive / Alabama / Red Flag Warnings in 2010
Red Flag Warning 37, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Apr 9, 2010, 1:58 PM CDT for 5 counties in Alabama. It took effect at Apr 10, 2010, 11:00 AM CDT. 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
- Apr 9, 2010, 1:58 PM CDT (18:58 UTC)
- In effect from
- Apr 10, 2010, 11:00 AM CDT
- Expired
- Apr 10, 2010, 7:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 7.0 hours before the alert went out and 192 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
- 1459 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -62 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
612 WWUS84 KMOB 091858 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 158 PM CDT FRI APR 9 2010 ...A RED FLAG WARNING IS IN EFFECT FROM UNTIL 7 PM CDT THIS EVENING FOR THE NORTHWEST FLORIDA PANHANDLE... ...A RED FLAG WARNING IS NOW IN EFFECT FROM LATE SATURDAY MORNING THROUGH SATURDAY EVENING FOR THE NORTHWEST FLORIDA PANHANDLE... .DRY HIGH PRESSURE HAS MOVED OVER THE REGION TODAY. IT WILL THEN GRADUALLY MOVE EAST OF THE AREA THROUGH SUNDAY. NEAR SEASONABLE TEMPERATURES TODAY AND SATURDAY WILL RESULT IN RELATIVE HUMIDITIES DROPPING BELOW CRITICAL LEVELS OVER THE NORTHWEST FLORIDA PANHANDLE FOR A LONG DURATION. RELATIVE HUMIDITIES WILL REMAIN ABOVE CRITICAL LEVELS ON SUNDAY AS GULF MOISTURE BEGINS TO RETURN TO THE REGION. FLZ001>006-101130- /O.UPG.KMOB.FW.A.0036.100410T1600Z-100411T0000Z/ /O.NEW.KMOB.FW.W.0037.100410T1600Z-100411T0000Z/ /O.CON.KMOB.FW.W.0036.000000T0000Z-100410T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 158 PM CDT FRI APR 9 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 7 PM CDT SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. AFTERNOON RELATIVE HUMIDITY VALUES HAVE DROPPED TO AROUND 25 PERCENT OVER THE AREA AND ARE EXPECTED TO DROP INTO THE 25 TO 30 PERCENT RANGE AGAIN SATURDAY AFTERNOON. 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 WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
2 follow-up statements
205 WWUS84 KMOB 101101 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 601 AM CDT SAT APR 10 2010 ...A RED FLAG WARNING IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR SOUTH CENTRAL ALABAMA... ...A RED FLAG WARNING IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING FOR THE NORTHWEST FLORIDA PANHANDLE... .DRY HIGH PRESSURE OVER THE SOUTHEAST STATES AND SEASONABLE DAYTIME TEMPERATURES WILL RESULT IN RELATIVE HUMIDITIES DROPPING BELOW CRITICAL LEVELS OVER THE NORTHWEST FLORIDA PANHANDLE FOR A LONG DURATION AND FOR A MARGINAL DURATION OVER SOUTH CENTRAL ALABAMA. THE HIGH PRESSURE SYSTEM SHIFTS EASTWARD INTO THE ATLANTIC THROUGH MONDAY WITH GULF MOISTURE GRADUALLY FLOWING BACK INTO THE AREA. AFTERNOON RELATIVE HUMIDITIES WILL REMAIN ABOVE CRITICAL LEVELS ON SUNDAY AND MONDAY. ALZ056>060-102300- /O.EXB.KMOB.FW.W.0037.100410T1700Z-100410T2300Z/ CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 601 AM CDT SAT APR 10 2010 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING. AFTERNOON RELATIVE HUMIDITY VALUES WILL DROP INTO THE LOWER TWENTIES FOR SLIGHTLY LONGER THAN FOUR HOURS THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FLZ001>006-110000- /O.CON.KMOB.FW.W.0037.100410T1600Z-100411T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 601 AM CDT SAT APR 10 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING. RELATIVE HUMIDITIES WILL DROP BELOW 35 PERCENT FOR A LONG DURATION LATE THIS MORNING THROUGH THE LATE AFTERNOON HOURS. 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 WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
089 WWUS84 KMOB 101859 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 159 PM CDT SAT APR 10 2010 ...A RED FLAG WARNING IS IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR SOUTH CENTRAL ALABAMA FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY... ...A RED FLAG WARNING IS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR THE NORTHWEST FLORIDA PANHANDLE FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY... .A DRY AIR MASS OVER THE SOUTHEAST STATES AND SEASONABLE DAYTIME TEMPERATURES HAS RESULTED IN RELATIVE HUMIDITY DROPPING BELOW CRITICAL LEVELS OVER THE WEST FLORIDA PANHANDLE AND SOUTH CENTRAL ALABAMA. THE HIGH PRESSURE AND DRY AIR MASS WILL SHIFT EAST OF THE REGION THROUGH MONDAY WITH GULF MOISTURE GRADUALLY FLOWING BACK INTO THE AREA. AFTERNOON RELATIVE HUMIDITY WILL APPROACH CRITICAL LEVELS ON SUNDAY AND MONDAY BUT ARE NOT EXPECTED TO ATTAIN WATCH OR WARNING GUIDELINES AT THIS TIME. ALZ056>060-102300- /O.CON.KMOB.FW.W.0037.000000T0000Z-100410T2300Z/ CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 159 PM CDT SAT APR 10 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING. AFTERNOON RELATIVE HUMIDITY VALUES WILL DROP INTO THE LOWER TWENTIES FOR SLIGHTLY LONGER THAN FOUR HOURS THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL. && $$ FLZ001>006-110000- /O.CON.KMOB.FW.W.0037.000000T0000Z-100411T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 159 PM CDT SAT APR 10 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. RELATIVE HUMIDITY WILL DROP BELOW 35 PERCENT FOR A LONG DURATION LATE THIS MORNING THROUGH THE LATE AFTERNOON HOURS. 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 WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 10:09 PM CDT | Small Craft Advisory | MOB | 12 hr |
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.