Alert archive / Florida / Red Flag Warnings in 2008
Red Flag Warning 63, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Oct 18, 2008, 5:36 AM CDT for Walton County, Florida. It took effect at Oct 18, 2008, 12:00 PM CDT. 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
- Oct 18, 2008, 5:36 AM CDT (10:36 UTC)
- In effect from
- Oct 18, 2008, 12:00 PM CDT
- Expired
- Oct 18, 2008, 6:00 PM CDT
- In force
- 6 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 10:37 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
Eglin AFB/Valpar, FL (KVPS), launched 00:00Z, 10.6 hours before the alert went out and 35 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
- 8 J/kg
- Mixed-layer CIN
- -203 J/kg
- Mixed-layer LCL
- 904 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- -21 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 181036 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 536 AM CDT SAT OCT 18 2008 ...A RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE DUE TO THE POTENTIAL OF A LONG DURATION OF CRITICALLY LOW AFTERNOON HUMIDITY BELOW 35 PERCENT... ...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR SUNDAY FOR THE WESTERN FLORIDA PANHANDLE DUE TO THE POTENTIAL OF A LONG DURATION OF CRITICALLY LOW AFTERNOON HUMIDITY BELOW 35 PERCENT... .AS A FRONT CONTINUES TO MOVE SOUTH OVER THE NORTHERN GULF OF MEXICO...WITH A COOLER AND DRIER AIRMASS MOVING OVER THE AREA. THIS AIRMASS WILL LAST OVER THE AREA INTO THE COMING WEEK...WITH AFTERNOON RELATIVE HUMIDITY VALUES FALLING TO AROUND 30 PERCENT THIS AND SUNDAY AFTERNOON. FLZ001>006-008-181900- /O.UPG.KMOB.FW.A.0057.081018T1700Z-081018T2300Z/ /O.NEW.KMOB.FW.W.0063.081018T1700Z-081018T2300Z/ /O.NEW.KMOB.FW.A.0058.081019T1800Z-081019T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- COASTAL WALTON- 536 AM CDT SAT OCT 18 2008 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS AFTERNOON... ...FIRE WEATHER WATCH IN EFFECT SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS AFTERNOON. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT SUNDAY AFTERNOON. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. RELATIVE HUMIDITIES WILL DROP TO NEAR 30 PERCENT ALONG AND NORTH OF INTERSTATE 10 OVER THE NORTHWEST FLORIDA PANHANDLE AFTER THE NOON HOUR THEN RETURN ABOVE CRITICAL LEVELS BY 6 PM. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
1 follow-up statement
000 WWUS84 KMOB 181910 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 210 PM CDT SAT OCT 18 2008 ...A RED FLAG WARNING REMAINS IN EFFECT THIS AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE DUE TO THE POTENTIAL OF A LONG DURATION OF CRITICALLY LOW AFTERNOON HUMIDITY BELOW 35 PERCENT... ...A FIRE WEATHER WATCH REMAINS IN EFFECT FOR SUNDAY FOR THE WESTERN FLORIDA PANHANDLE DUE TO THE POTENTIAL OF A LONG DURATION OF CRITICALLY LOW AFTERNOON HUMIDITY BELOW 35 PERCENT... .AS A FRONT HAS MOVED WELL SOUTH OF THE REGION...WITH A COOLER AND DRIER AIRMASS MOVING INTO THE AREA. THIS AIRMASS WILL REMAIN OVER THE REGION INTO THE EARLY PART WEEK...WITH LATE AFTERNOON RELATIVE HUMIDITY VALUES FALLING TO 30 TO 35 PERCENT TODAY THEN TO AROUND 35 PERCENT ON SUNDAY AFTERNOON. FLZ001>006-008-191115- /O.CON.KMOB.FW.W.0063.000000T0000Z-081018T2300Z/ /O.CON.KMOB.FW.A.0058.081019T1800Z-081019T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- COASTAL WALTON- 210 PM CDT SAT OCT 18 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON... ...FIRE WEATHER WATCH REMAINS IN EFFECT SUNDAY AFTERNOON... RELATIVE HUMIDITIES WILL DROP TO 30 TO 35 PERCENT ALONG AND NORTH OF INTERSTATE 10 OVER THE NORTHWEST FLORIDA PANHANDLE LATE THIS AFTERNOON THEN RETURN ABOVE CRITICAL LEVELS BY 6 PM. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF GUSTY WINDS WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. LATE AFTERNOON RELATIVE HUMIDITY VALUES WILL DROP TO AROUND 35 PERCENT ON SUNDAY AFTERNOON. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 5:36 AM CDT | Fire Weather Watch | MOB | Walton | 25 hr |
Nearby
Red Flag Warnings in Florida, 2008Every red flag warning in 2008
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.