Alert archive / Florida / Red Flag Warnings in 2007
Red Flag Warning 52, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at May 9, 2007, 5:17 AM CDT for Walton County, Florida. It took effect at May 9, 2007, 12:00 PM CDT. It was in force for 7 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
- May 9, 2007, 5:17 AM CDT (10:17 UTC)
- In effect from
- May 9, 2007, 12:00 PM CDT
- Expired
- May 9, 2007, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Mobile, AL
County Walton County, FL
The radar
The Eglin Afb radar (KEVX), 25 km from the middle of the area, began a volume at 10:21 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
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 10.3 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
- 2118 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS84 KMOB 091017 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 517 AM CDT WED MAY 9 2007 ...A RED FLAG WARNING IS IN EFFECT FOR THE FOLLOWING COUNTIES IN NORTHWEST FLORIDA DUE TO CRITICALLY LOW AFTERNOON RELATIVE HUMIDITIES... .ESCAMBIA...SANTA ROSA...OKALOOSA AND COASTAL WALTON. .DISCUSSION...DRY AIR ADVECTING SOUTHWARD OVER THE CENTRAL GULF COAST REGION WILL CONTINUE THROUGH TONIGHT AS A BROAD AREA OF LOW PRESSURE WEAKENS SLOWLY NEAR THE NORTHEAST FLORIDA GEORGIA COAST. AFTERNOON RELATIVE HUMIDITIES ARE EXPECTED TO BE ABOVE CRITICAL THRESHOLDS THURSDAY THROUGH MONDAY AS INCREASED LOW LEVEL MOISTURE ADVECTS EASTWARD. FLZ001>006-008-091830- /O.UPG.KMOB.FW.A.0042.070509T1700Z-070510T0000Z/ /O.NEW.KMOB.FW.W.0052.070509T1700Z-070510T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- COASTAL WALTON- 517 AM CDT WED MAY 9 2007 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
1 follow-up statement
000 WWUS84 KMOB 091935 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 235 PM CDT WED MAY 9 2007 ...A RED FLAG WARNING IS IN EFFECT UNTIL 7 PM FOR THE FOLLOWING COUNTIES IN NORTHWEST FLORIDA DUE TO CRITICALLY LOW RELATIVE HUMIDITIES... .ESCAMBIA...SANTA ROSA...OKALOOSA AND COASTAL WALTON. .DISCUSSION...DRY AIR ADVECTING SOUTHWARD OVER THE CENTRAL GULF COAST REGION WILL CONTINUE THROUGH TONIGHT AS A BROAD AREA OF LOW PRESSURE WEAKENS SLOWLY NEAR THE NORTHEAST FLORIDA GEORGIA COAST. AFTERNOON RELATIVE HUMIDITIES ARE EXPECTED TO BE ABOVE CRITICAL THRESHOLDS THURSDAY THROUGH MONDAY AS INCREASED LOW LEVEL MOISTURE ADVECTS EASTWARD. FLZ001>006-008-100000- /O.CON.KMOB.FW.W.0052.000000T0000Z-070510T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- COASTAL WALTON- 235 PM CDT WED MAY 9 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
Nearby
Red Flag Warnings in Florida, 2007Every red flag warning in 2007
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.