Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 3, NWS Melbourne, FL

January 13, 20086 counties in Florida

NWS Melbourne, FL issued this red flag warning at Jan 13, 2008, 1:27 PM EST for 6 counties in Florida. It took effect at Jan 14, 2008, 11:00 AM EST. 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
Jan 13, 2008, 1:27 PM EST (18:27 UTC)
In effect from
Jan 14, 2008, 11:00 AM EST
Expired
Jan 14, 2008, 6:00 PM EST
In force
7 hr
Issued by
NWS Melbourne, FL

Counties Lake County, FL, Okeechobee County, FL, Orange County, FL, Osceola County, FL, Seminole County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 67 km from the middle of the area, began a volume at 18:28 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 6.5 hours before the alert went out and 73 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, Cape Canaveral, FL at 12:00Z on 2008-01-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 445 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2008-01-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.1939587897Sfc1 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
445 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
612 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
WWUS82 KMLB 131827
RFWMLB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
127 PM EST SUN JAN 13 2008

...A RED FLAG WARNING HAS BEEN ISSUED FOR LAKE...INLAND VOLUSIA...
SEMINOLE...ORANGE...OSCEOLA AND OKEECHOBEE COUNTIES FROM 11 AM TO
6 PM EST MONDAY FOR LONG DURATIONS OF LOW RH BELOW 35 PERCENT AND
15 MPH WINDS...

...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR LAKE...INLAND VOLUSIA...
SEMINOLE...ORANGE...OSCEOLA AND OKEECHOBEE COUNTIES FOR TUESDAY AFTERNOON
FOR LONG DURATION OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT...

FLZ041-044>046-053-058-144-142300-
/O.UPG.KMLB.FW.A.0002.080114T1600Z-080114T2300Z/
/O.NEW.KMLB.FW.W.0003.080114T1600Z-080114T2300Z/
/O.NEW.KMLB.FW.A.0003.080115T1600Z-080115T2200Z/
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-OKEECHOBEE-
SOUTHERN LAKE-
127 PM EST SUN JAN 13 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM EST MONDAY...
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM EST MONDAY. A
FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH
IS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY AFTERNOON. 

A COLD FRONT WILL MOVE THROUGH EAST CENTRAL FLORIDA OVERNIGHT AND
USHER IN MUCH DRIER AIR TO THE AREA ON MONDAY. LONG DURATIONS OF
LOW RH BELOW 35 PERCENT WITH NW WINDS AROUND 15 MPH ARE EXPECTED
FROM LATE MORNING INTO THE AFTERNOON HOURS.

THE DRY AIRMASS WILL LINGER ACROSS CENTRAL FLORIDA ON TUESDAY WITH
LONG DURATIONS OF LOW RH DURING THE AFTERNOON HOURS AND NORTHWEST
WINDS AROUND 10 MPH.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS...
LONG DURATIONS OF LOW RELATIVE HUMIDITY OR A COMBINATION OF LOW
RELATIVE HUMIDITY AND STRONG WINDS...ARE EITHER OCCURRING
NOW...OR ARE FORECAST TO OCCUR IN THE NEXT 24 HOURS.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER
CONDITIONS...LONG DURATIONS OF LOW RELATIVE HUMIDITY OR A
COMBINATION OF LOW RELATIVE HUMIDITY AND STRONG WINDS...ARE
POSSIBLE BETWEEN 24 AND 72 HOURS.

$$

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 13, 4:49 AM ESTFire Weather WatchMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia9 hr
Jan 13, 1:27 PM ESTFire Weather WatchMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia39 hr
Jan 13, 2:33 PM ESTSevere Thunderstorm WarningMLBOsceola42 min
Jan 13, 2:46 PM ESTSpecial Marine WarningMLB119 min

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.