Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 3, NWS Mobile, AL

January 4, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Jan 4, 2008, 2:11 PM CST for Walton County, Florida. It was in force for 4 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
Jan 4, 2008, 2:11 PM CST (20:11 UTC)
Expired
Jan 4, 2008, 6:00 PM CST
In force
4 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 20:14 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 12:00Z, 8.2 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-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 12:00Z on 2008-01-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 2008-01-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
2115 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
134 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 042011
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
211 PM CST FRI JAN 4 2008

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON OVER THE 
WESTERN FLORIDA PANHANDLE DUE TO LOW HUMIDITY...

.HUMIDITY WILL REBOUND TONIGHT THROUGH THE WEEKEND AS THAT HIGH OVER
NORTHERN ALABAMA MOVES TO THE EASTERN SEABOARD. SOUTHEAST SURFACE AND
TRANSPORT WINDS WILL BECOME MORE EAST AND SOUTHEAST THROUGH SATURDAY
AS THE HIGH CONTINUES EAST. AFTER MIDWEEK POSTFRONTAL HUMIDITY WILL
DECREASE. BOTTOM LINE IS FOR NO CONCERNS IN THE EARLY PERIODS...AND
ANOTHER WILDFIRE RISK WINDOW MID TO LATE NEXT WEEK..

FLZ003>006-008-050000-
/O.NEW.KMOB.FW.W.0003.080104T2011Z-080105T0000Z/
INLAND SANTA ROSA-COASTAL SANTA ROSA-INLAND OKALOOSA-
COASTAL OKALOOSA-COASTAL WALTON-
211 PM CST FRI JAN 4 2008

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. 

LOW RELATIVE HUMIDITY WILL CONTINUE THROUGH EARLY EVENING WITH RH
FROM 20 TO 30 PERCENT AT MANY LOCATIONS.

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, 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.