Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 40, NWS Melbourne, FL

May 2, 20076 counties in Florida

NWS Melbourne, FL issued this red flag warning at May 2, 2007, 4:26 AM EDT for 6 counties in Florida. It took effect at May 2, 2007, 12:00 PM EDT. 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
May 2, 2007, 4:26 AM EDT (08:26 UTC)
In effect from
May 2, 2007, 12:00 PM EDT
Expired
May 2, 2007, 7:00 PM EDT
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 08:25 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 00:00Z, 8.4 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 00:00Z on 2007-05-02Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 00:00Z on 2007-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
2079 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
74 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 
WWUS82 KMLB 020826
RFWMLB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
426 AM EDT WED MAY 2 2007

FLZ041-044>046-053-144-022030-
/O.NEW.KMLB.FW.W.0040.070502T1600Z-070502T2300Z/
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-
SOUTHERN LAKE-
426 AM EDT WED MAY 2 2007

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING. 

THE CONTINUED PARCHED SURFACE CONDITIONS WILL LIMIT MOISTURE RETURN
FROM A LIGHT SOUTHEAST WIND FLOW TODAY. LONG DURATIONS OF RELATIVE
HUMIDITY VALUES BELOW 35 PERCENT ARE EXPECTED ONCE AGAIN. THIS
WILL RESULT IN DANGEROUS FIRE WEATHER CONDITIONS.

$$
2 follow-up statements
000 
WWUS82 KMLB 021726
RFWMLB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
126 PM EDT WED MAY 2 2007

FLZ058-022300-
/O.EXA.KMLB.FW.W.0040.000000T0000Z-070502T2300Z/
OKEECHOBEE-
126 PM EDT WED MAY 2 2007

...RED FLAG WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. 

THE CONTINUED PARCHED SURFACE CONDITIONS WILL LIMIT MOISTURE
RETURN FROM A LIGHT SOUTHEAST WIND FLOW TODAY. LONG DURATIONS
OF RELATIVE HUMIDITY VALUES BELOW 35 PERCENT WILL CONTINUE WELL
INTO THE AFTERNOON UNTIL THE EAST COAST SEA BREEZE PASSES WEST
OF THE AREA. THIS WILL RESULT IN DANGEROUS FIRE WEATHER
CONDITIONS.

$$

FLZ041-044>046-053-144-022300-
/O.NEW.KMLB.FW.A.0035.070503T1700Z-070503T2300Z/
/O.CON.KMLB.FW.W.0040.000000T0000Z-070502T2300Z/
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-
SOUTHERN LAKE-
126 PM EDT WED MAY 2 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH EARLY THURSDAY EVENING. A RED FLAG WARNING REMAINS IN
EFFECT UNTIL 7 PM EDT THIS EVENING.

THE CONTINUED PARCHED SURFACE CONDITIONS WILL LIMIT MOISTURE
RETURN FROM A LIGHT SOUTHEAST WIND FLOW TODAY. LONG DURATIONS OF
RELATIVE HUMIDITY VALUES BELOW 35 PERCENT ARE POSSIBLE AGAIN ON
THURSDAY AFTERNOON. THIS WILL RESULT IN DANGEROUS FIRE WEATHER
CONDITIONS.

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.

$$
000 
WWUS82 KMLB 022307
RFWMLB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
707 PM EDT WED MAY 2 2007

FLZ041-044>046-053-144-030930-
/O.EXP.KMLB.FW.W.0040.000000T0000Z-070502T2300Z/
/O.CON.KMLB.FW.A.0035.070503T1700Z-070503T2300Z/
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-
SOUTHERN LAKE-
707 PM EDT WED MAY 2 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY EVENING...
...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. A FIRE WEATHER WATCH
REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY
EVENING. 

THE CONTINUED PARCHED SURFACE CONDITIONS WILL LIMIT MOISTURE
RETURN FROM A LIGHT EASTERLY WIND FLOW...THEREFORE LONG DURATIONS
OF RELATIVE HUMIDITY VALUES BELOW 35 PERCENT ARE POSSIBLE AGAIN ON
THURSDAY AFTERNOON. THIS WILL RESULT IN DANGEROUS FIRE WEATHER
CONDITIONS.

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.

$$

FLZ058-030015-
/O.EXP.KMLB.FW.W.0040.000000T0000Z-070502T2300Z/
OKEECHOBEE-
707 PM EDT WED MAY 2 2007

...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

$$

TES

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 1:26 PM EDTFire Weather WatchMLBLake, Orange, Osceola, Seminole, Volusia15 hr

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.