Alert archive / Florida / Red Flag Warnings in 2007
Red Flag Warning 22, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Feb 27, 2007, 4:41 AM CST for Walton County, Florida. It took effect at Feb 27, 2007, 11:00 AM CST. 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
- Feb 27, 2007, 4:41 AM CST (10:41 UTC)
- In effect from
- Feb 27, 2007, 11:00 AM CST
- Expired
- Feb 27, 2007, 6:00 PM CST
- 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 10:39 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, 10.7 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
- 2626 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 147 m²/s²
- 0-3 km storm-relative helicity
- 254 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 271041 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 441 AM CST TUE FEB 27 2007 ...RED FLAG WARNING IS NOW IN EFFECT FROM NOON TODAY TO 5 PM CST THIS AFTERNOON OVER THE WESTERN FLORIDA PANHANDLE DUE TO EXPECTED CRITICALLY LOW RELATIVE HUMIDITY VALUES... .WITH WARM ABOVE NORMAL AFTERNOON TEMPERATURES AGAIN EXPECTED...AND WITH CONTINUED LOW DEW POINTS OVER THE REGION...RELATIVE HUMIDITY VALUES WILL DROP TO CRITICALLY LOW LEVELS AGAIN THIS AFTERNOON. RELATIVE HUMIDITY VALUES OF LESS THAN 30 PERCENT ARE EXPECTED OVER THE ENTIRE AREA...WITH RH VALUES AROUND 20 PERCENT LIKELY OVER INTERIOR LOCATIONS. FLZ001-003-005-271845- /O.UPG.KMOB.FW.A.0016.070227T1800Z-070227T2300Z/ /O.NEW.KMOB.FW.W.0022.070227T1700Z-070228T0000Z/ INLAND ESCAMBIA-INLAND SANTA ROSA-INLAND OKALOOSA- 441 AM CST TUE FEB 27 2007 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS UPGRADED THE FIRE WEATHER WATCH FOR TODAY TO A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CST THIS AFTERNOON. WITH WARM ABOVE NORMAL AFTERNOON TEMPERATURES AGAIN EXPECTED...AND WITH CONTINUED LOW DEW POINTS OVER THE REGION...RELATIVE HUMIDITY VALUES WILL DROP TO CRITICALLY LOW LEVELS AGAIN THIS AFTERNOON. RELATIVE HUMIDITY VALUES OF LESS THAN 30 PERCENT ARE EXPECTED OVER THE ENTIRE AREA...WITH RH VALUES AROUND 20 PERCENT LIKELY OVER INTERIOR LOCATIONS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL OCCUR SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL TODAY. $$ FLZ002-004-006-008-271845- /O.NEW.KMOB.FW.W.0022.070227T1700Z-070228T0000Z/ COASTAL ESCAMBIA-COASTAL SANTA ROSA-COASTAL OKALOOSA- COASTAL WALTON- 441 AM CST TUE FEB 27 2007 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CST THIS AFTERNOON. WITH WARM ABOVE NORMAL AFTERNOON TEMPERATURES AGAIN EXPECTED...AND WITH CONTINUED LOW DEW POINTS OVER THE REGION...RELATIVE HUMIDITY VALUES WILL DROP TO CRITICALLY LOW LEVELS AGAIN THIS AFTERNOON. RELATIVE HUMIDITY VALUES OF LESS THAN 30 PERCENT ARE EXPECTED OVER THE ENTIRE AREA...WITH RH VALUES AROUND 20 PERCENT LIKELY OVER INTERIOR LOCATIONS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL OCCUR SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL TODAY. $$
1 follow-up statement
000 WWUS84 KMOB 271952 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 152 PM CST TUE FEB 27 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON OVER THE WESTERN FLORIDA PANHANDLE DUE TO EXPECTED CRITICALLY LOW RELATIVE HUMIDITY VALUES... .WITH WARM ABOVE NORMAL AFTERNOON TEMPERATURES AND LOW DEW POINTS OVER THE REGION...RELATIVE HUMIDITY VALUES HAVE DROPPED TO CRITICALLY LOW LEVELS AGAIN THIS AFTERNOON. RELATIVE HUMIDITY VALUES OF LESS THAN 30 PERCENT ARE EXPECTED OVER THE ENTIRE AREA...WITH RH VALUES AROUND 20 PERCENT LIKELY OVER INTERIOR LOCATIONS. FLZ001>006-008-280000- /O.CON.KMOB.FW.W.0022.000000T0000Z-070228T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- COASTAL WALTON- 152 PM CST TUE FEB 27 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. ABOVE NORMAL AFTERNOON TEMPERATURES COMBINED WITH LOW DEW POINTS HAVE ALLOWED RELATIVE HUMIDITY VALUES WILL DROP TO CRITICALLY LOW LEVELS AGAIN THIS AFTERNOON. RELATIVE HUMIDITY VALUES OF LESS THAN 30 PERCENT ARE EXPECTED OVER THE ENTIRE AREA...WITH RH VALUES AROUND 20 PERCENT LIKELY OVER INTERIOR LOCATIONS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL OCCUR SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL TODAY. $$
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.