Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 77, NWS Mobile, AL

November 17, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Nov 17, 2008, 4:53 AM CST for Walton County, Florida. It took effect at Nov 17, 2008, 12:00 PM 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: Nov 17, 2008, 4:53 AM CST (10:53 UTC)
In effect from: Nov 17, 2008, 12:00 PM CST
Expired: Nov 17, 2008, 6:00 PM CST
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 10:51 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, 10.9 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1747 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: -29 m²/s²
0-3 km storm-relative helicity: 1 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS84 KMOB 171053
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
453 AM CST MON NOV 17 2008

...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR THE WEST FLORIDA
PANHANDLE FOR THE LIKELIHOOD OF A SUSTAINED PERIOD OF LOW HUMIDITY...

...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR THE WEST
FLORIDA PANHANDLE FOR THE POSSIBILITY OF A SUSTAINED PERIOD OF
LOW HUMIDITY...

.A HIGH TO THE WEST WILL MOVE INTO ALABAMA AND BE REINFORCED TONIGHT.
THIS WILL BRING MORE COOL DRY AIR INTO THE AREA...PERSISTING INTO
MID WEEK.

FLZ001>006-008-180300-
/O.UPG.KMOB.FW.A.0068.081117T1700Z-081118T0000Z/
/O.NEW.KMOB.FW.W.0077.081117T1800Z-081118T0000Z/
/O.CON.KMOB.FW.A.0069.081118T1800Z-081118T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
453 AM CST MON NOV 17 2008

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
AFTERNOON IN THE WEST FLORIDA PANHANDLE FOR THE LIKELIHOOD OF 
A SUSTAINED PERIOD OF LOW HUMIDITY...

...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY AFTERNOON IN THE
WEST FLORIDA PANHANDLE FOR THE LIKELIHOOD OF A SUSTAINED PERIOD OF
LOW HUMIDITY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY AFTERNOON.

.A HIGH TO THE WEST WILL MOVE INTO ALABAMA AND BE REINFORCED TONIGHT.
THIS WILL BRING MORE COOL DRY AIR INTO THE AREA...PERSISTING INTO
MID WEEK. A RED FLAG WARNING IS IN EFFECT MONDAY AFTERNOON FOR THE
WEST FLORIDA PANHANDLE FOR THE LIKELIHOOD OF A SUSTAINED PERIOD OF
LOW HUMIDITY. A FIRE WEATHER WATCH IS IN EFFECT TUESDAY AFTERNOON FOR
THE WEST FLORIDA PANHANDLE FOR THE POSSIBILITY OF A SUSTAINED PERIOD
OF LOW HUMIDITY.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY...AND
WARMER TEMPERATURES WILL BRING 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 171936
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
136 PM CST MON NOV 17 2008

...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR THE WEST FLORIDA
PANHANDLE DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY...

...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR THE WEST
FLORIDA PANHANDLE FOR THE POSSIBILITY OF A LONG DURATION OF
LOW HUMIDITY...

.A RE-ENFORCING FRONT WILL CROSS THE AREA TONIGHT...RE-ENFORCING THE 
COOL...DRY AIR OVER THE AREA...ALONG WITH INCREASED NORTHERLY WINDS.

FLZ001>006-008-181230-
/O.CON.KMOB.FW.W.0077.000000T0000Z-081118T0000Z/
/O.CON.KMOB.FW.A.0069.081118T1800Z-081118T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
136 PM CST MON NOV 17 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY
AFTERNOON. 

A RE-ENFORCING FRONT WILL CROSS THE AREA TONIGHT...RE-ENFORCING THE
COOL...DRY AIR OVER THE AREA...ALONG WITH INCREASED NORTHERLY WINDS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE
HUMIDITY...AND WARMER TEMPERATURES WILL BRING 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.

$$

Nearby

Red Flag Warnings in Florida, 2008 Every 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.