Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 14, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Apr 24, 2012, 4:06 AM EDT for 6 counties in Florida. It took effect at Apr 24, 2012, 11:00 AM EDT. It was in force for 8 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
- Apr 24, 2012, 4:06 AM EDT (08:06 UTC)
- In effect from
- Apr 24, 2012, 11:00 AM EDT
- Expired
- Apr 24, 2012, 7:00 PM EDT
- In force
- 8 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 08:10 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
Tampa Bay, FL (KTBW), launched 00:00Z, 8.1 hours before the alert went out and 139 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1764 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 125 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
472 WWUS82 KMLB 240806 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 406 AM EDT TUE APR 24 2012 FLZ041-044>047-053-054-058-059-064-141-144-147-242300- /O.UPG.KMLB.FW.A.0012.120424T1500Z-120424T2300Z/ /O.NEW.KMLB.FW.W.0014.120424T1500Z-120424T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA- SOUTHERN LAKE-NORTHERN BREVARD- 406 AM EDT TUE APR 24 2012 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING FOR LONG DURATION OF CRITICAL RH AND 20 FOOT WINDS NEAR 15 MPH FOR ALL OF EAST CENTRAL FLORIDA... THE FIRE WEATHER WATCH IS IN EFFECT FROM 11 AM TO 8 PM TUESDAY. * AFFECTED AREA...VOLUSIA...LAKE...ORANGE...SEMINOLE...BREVARD... OSCEOLA...INDIAN RIVER...OKEECHOBEE...ST. LUCIE...MARTIN. * WIND...WEST TO NORTHWEST WINDS 10 TO 15 MPH WITH A FEW HIGHER GUSTS ESPECIALLY IN THE LATE MORNING AND EARLY AFTERNOON. * HUMIDITY...RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO AROUND 20 PERCENT FOR 4 TO 5 HOURS. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. && $$
2 follow-up statements
854 WWUS82 KMLB 241817 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 217 PM EDT TUE APR 24 2012 FLZ041-044>047-053-054-058-059-064-141-144-147-251000- /O.NEW.KMLB.FW.A.0013.120425T1600Z-120425T2300Z/ /O.CON.KMLB.FW.W.0014.000000T0000Z-120424T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA- SOUTHERN LAKE-NORTHERN BREVARD- 217 PM EDT TUE APR 24 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR LONG DURATIONS OF CRITICAL RH AND 20 FOOT WINDS NEAR 15 MPH FOR ALL OF EAST CENTRAL FLORIDA... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR LONG DURATIONS OF LOW RH AND HIGH ENERGY RELEASE COMPONENT VALUES FOR LOCATIONS WEST OF INTERSTATE 95... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA... INLAND VOLUSIA... NORTHERN LAKE... ORANGE... SEMINOLE... SOUTHERN BREVARD... OSCEOLA... INDIAN RIVER... OKEECHOBEE... ST. LUCIE... MARTIN... COASTAL VOLUSIA... SOUTHERN LAKE... NORTHERN BREVARD. * WIND...WEST TO NORTHWEST WINDS 10 TO 15 MPH WITH A FEW HIGHER GUSTS ESPECIALLY IN THE LATE MORNING AND EARLY AFTERNOON. * HUMIDITY...RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO BELOW 35 PERCENT FOR SEVERAL HOURS WEDNESDAY AFTERNOON. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS...LONG DURATIONS OF LOW RELATIVE HUMIDITY OR A COMBINATION OF LOW RELATIVE HUMIDITY AND STRONG WINDS...ARE POSSIBLE BETWEEN 24 AND 72 HOURS. && $$ 67
108 WWUS82 KMLB 242258 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 658 PM EDT TUE APR 24 2012 FLZ041-044>047-053-054-058-059-064-141-144-147-251000- /O.EXP.KMLB.FW.W.0014.000000T0000Z-120424T2300Z/ /O.CON.KMLB.FW.A.0013.120425T1600Z-120425T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA- SOUTHERN LAKE-NORTHERN BREVARD- 658 PM EDT TUE APR 24 2012 ...RED FLAG WARNING WILL EXPIRE AT 7 PM EDT THIS EVENING FOR ALL OF EAST CENTRAL FLORIDA... ...FIRE WEATHER WATCH REMAINS IN EFFECT WEDNESDAY FOR LONG DURATION OF LOW RH AND HIGH ERC VALUES FOR ALL OF EAST CENTRAL FLORIDA... * AFFECTED AREA... VOLUSIA... LAKE... ORANGE... SEMINOLE... BREVARD... OSCEOLA... INDIAN RIVER... OKEECHOBEE... ST. LUCIE... MARTIN. * WIND...WEST TO SOUTHWEST WINDS 5 TO 10 WILL TURN ONSHORE NEAR THE COAST SOUTH OF THE CAPE. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BETWEEN 25 AND 30 PERCENT FOR 4 TO 5 HOURS WEDNESDAY AFTERNOON ACROSS MOST OF EAST CENTRAL FLORIDA. ONSET OF THE SEA BREEZE NEAR THE COAST WILL ALLOW SOME RECOVERY OF RH DURING THE AFTERNOON. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ KELLY
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 2:17 PM EDT | Fire Weather Watch | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 14 hr |
Nearby
Red Flag Warnings in Florida, 2012Every red flag warning in 2012
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.