Alert archive / Florida / Red Flag Warnings in 2007
Red Flag Warning 61, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Dec 4, 2007, 3:03 AM EST for 4 counties in Florida. It took effect at Dec 4, 2007, 12:00 PM EST. It was in force for 82 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 4, 2007, 3:03 AM EST (08:03 UTC)
- In effect from
- Dec 4, 2007, 12:00 PM EST
- Expired
- Dec 4, 2007, 1:22 PM EST
- In force
- 82 min
- Issued by
- NWS Melbourne, FL
Counties Lake County, FL, Orange County, FL, Seminole County, FL, Volusia County, FL
The radar
The Melbourne radar (KMLB), 100 km from the middle of the area, began a volume at 08:07 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, 8.1 hours before the alert went out and 90 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
- 520 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 961 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS82 KMLB 040803 RFWMLB RED FLAG WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 303 AM EST TUE DEC 4 2007 ...LONG DURATIONS OF LOW RELATIVE HUMIDITY NORTHERN INTERIOR TODAY... FLZ041-044>046-144-042200- /O.UPG.KMLB.FW.A.0046.071204T1700Z-071204T2200Z/ /O.NEW.KMLB.FW.W.0061.071204T1700Z-071204T2200Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN LAKE- 303 AM EST TUE DEC 4 2007 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM EST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 5 PM EST THIS AFTERNOON. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A DRY AIR MASS FILTERING INTO THE AREA FOLLOWING FRONTAL PASSAGE OVERNIGHT WILL HELP TO PRODUCE SEVERAL HOURS OF RELATIVE HUMIDITY BELOW 35 PERCENT THIS AFTERNOON. 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. $$
1 follow-up statement
000 WWUS82 KMLB 041822 RFWMLB RED FLAG WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 122 PM EST TUE DEC 4 2007 FLZ041-044>046-144-041930- /O.CAN.KMLB.FW.W.0061.000000T0000Z-071204T2200Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN LAKE- 122 PM EST TUE DEC 4 2007 ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS CANCELLED THE RED FLAG WARNING THAT HAD BEEN IN EFFECT FOR THE NORTHERN INTERIOR COUNTIES. RELATIVE HUMIDITY VALUES REMAIN ABOVE 35% AS OF 1 PM...AND WITH THE LIMITED DAYLIGHT HOURS OF EARLY DECEMBER...SHOULD HUMIDITY VALUES DROP BELOW 35% THIS AFTERNOON...THE DURATION WILL BE LESS THAN FOUR HOURS. $$ CRISTALDI
What forecasters said that day
The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Melbourne, FL wrote its last area forecast discussion before this red flag warning went out at Dec 3, 8:35 PM EST, 6 hours 28 minutes earlier.
Area forecast discussion, Dec 3, 8:35 PM EST, 6 hours 28 minutes before
EAST CENTRAL FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MELBOURNE FL
835 PM EST MON DEC 3 2007
.DISCUSSION...
COLD FRONT HAS CROSSED INTERSTATE FOUR AND WILL MOVE OVER THE
REMAINDER OF THE FORECAST AREA BY DAYBREAK TUESDAY. SHOWERS
AFFECTING PORTIONS OF THE COAST ASCD WITH THE FRONTAL BOUNDARY MAY
PRODUCE A BRIEF RAIN DURING FRONTAL PSG. MUCH DRIER AIR AND COOLER
AIR WILL MOVE IN BEHIND THE FRONT ON TUESDAY...HOWEVER WINDS ARE
EXPECTED TO DEVELOP AN ONSHORE COMPONENT LIMITING THE DURATION OF
THE DRIEST CONDITIONS. AFTER A LONG SPELL OF UNSEASONABLY WARM
TEMPERATURES IT WILL FEEL MORE LIKE AUTUMN AS HIGHS ONLY EXPECTED TO
RISE INTO THE 60S ON TUE UNDER MOSTLY SUNNY SKIES. WILL UPDATE ZONE
FCST WITH A FEW ADJUSTMENTS MAINLY TO WIND AND SKY COVER.
&&
.MARINE...
SCA CONDITIONS TO DEVELOP BEHIND THE FRONT FROM N-S AND BASED ON
COASTAL OBS NORTH OF THE AREA WILL HAVE AN ADVISORY FOR THE NEAR
SHORE WATERS NORTH OF COCOA BEACH AS WELL AS OFFSHORE OVERNIGHT.
PGRAD WILL DIMINISH AFTER ACQUIRING AN ONSHORE COMPONENT ON TUE.
&&
.MLB WATCHES/WARNINGS/ADVISORIES...
FL...FIRE WEATHER WATCH TUESDAY AFTERNOON FOR INLAND VOLUSIA-NORTHERN
LAKE-ORANGE-SEMINOLE-SOUTHERN LAKE.
AM...SMALL CRAFT ADVISORY FROM 1 AM TO 10 AM EST TUESDAY FOR WATERS
FROM COCOA BEACH TO JUPITER INLET 20 TO 60 NM OFFSHORE.
SMALL CRAFT ADVISORY UNTIL 10 AM EST TUESDAY FROM
FLAGLER BEACH TO COCOA BEACH OUT TO 60 NM.
&&
JPHazardous weather outlook, Dec 3, 4:22 AM EST, 22 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 422 AM EST MON DEC 3 2007 AMZ550-555-570-575-FLZ041-044>047-053-054-058-059-064-141-144-147- 032100- COASTAL WATERS FROM FLAGLER BEACH TO COCOA BEACH OUT 20 NM- COASTAL WATERS FROM COCOA BEACH TO JUPITER INLET OUT 20 NM- WATERS FROM FLAGLER BEACH TO COCOA BEACH 20 TO 60 NM OFFSHORE- WATERS FROM COCOA BEACH TO JUPITER INLET 20 TO 60 NM OFFSHORE- INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA- SOUTHERN LAKE-NORTHERN BREVARD- 422 AM EST MON DEC 3 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. ...WIND AND SEA IMPACT... A COLD FRONT WILL SWEEP DOWN THE PENINSULA LATER TODAY INTO THIS EVENING. SEAS UP TO 6 FEET OFFSHORE TODAY WILL INCREASE TO 7 FEET TONIGHT...AND SMALL CRAFT ADVISORIES ARE IN EFFECT TONIGHT FOR THE OFFSHORE WATERS. SMALL CRAFT WILL NEED TO EXERCISE CAUTION NEAR SHORE TONIGHT FOR WINDS AND SEAS INCREASING BEHIND THE COLD FRONT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. WINDS AND SEAS WILL BEGIN TO DECLINE LATE TUESDAY INTO WEDNESDAY. MUCH DRIER AIR BEHIND THE COLD FRONT WILL PRODUCE AN INCREASED FIRE CONCERN FOR TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. GLITTO
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.