Alert archive / Florida / Red Flag Warnings in 2010
Red Flag Warning 21, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Feb 18, 2010, 2:32 PM EST for 6 counties in Florida. It took effect at Feb 19, 2010, 12:00 PM EST. It was in force for 6 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
- Feb 18, 2010, 2:32 PM EST (19:32 UTC)
- In effect from
- Feb 19, 2010, 12:00 PM EST
- Expired
- Feb 19, 2010, 6:00 PM EST
- In force
- 6 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 19:30 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, 7.5 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1424 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- -96 m²/s²
- 0-3 km storm-relative helicity
- -32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
462 WWUS82 KMLB 181932 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 232 PM EST THU FEB 18 2010 FLZ041-044>046-053-058-144-182300- /O.UPG.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ /O.NEW.KMLB.FW.W.0021.100219T1700Z-100219T2300Z/ /O.NEW.KMLB.FW.A.0017.100220T1700Z-100220T2300Z/ /O.CON.KMLB.FW.W.0020.000000T0000Z-100218T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-OKEECHOBEE- SOUTHERN LAKE- 232 PM EST THU FEB 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST FRIDAY... ...FIRE WEATHER WATCH IN EFFECT SATURDAY AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING. THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST FRIDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR SATURDAY AFTERNOON. A VERY DRY AIR MASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA FOR THE NEXT TWO DAYS...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES THE NEXT FEW AFTERNOONS. 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 IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ FLZ047-054-059-064-141-147-182300- /O.CON.KMLB.FW.W.0020.000000T0000Z-100218T2300Z/ /O.CON.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ SOUTHERN BREVARD-INDIAN RIVER-ST. LUCIE-MARTIN-COASTAL VOLUSIA- NORTHERN BREVARD- 232 PM EST THU FEB 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING. A FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. A FIRE WEATHER WATCH IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$
2 follow-up statements
476 WWUS82 KMLB 182309 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 609 PM EST THU FEB 18 2010 ...VERY DRY CONDITIONS MAY KEEP RELATIVE HUMIDITY VALUES BELOW CRITICAL INTO EARLY THIS EVENING... FLZ041-044>046-053-058-144-191100- /O.EXP.KMLB.FW.W.0020.000000T0000Z-100218T2300Z/ /O.CON.KMLB.FW.W.0021.100219T1700Z-100219T2300Z/ /O.CON.KMLB.FW.A.0017.100220T1700Z-100220T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-OKEECHOBEE- SOUTHERN LAKE- 609 PM EST THU FEB 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM EST FRIDAY... ...FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON... A VERY DRY AIR MASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA FOR THE NEXT TWO DAYS...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES THE NEXT COUPLE AFTERNOONS. 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 IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ FLZ047-054-059-064-141-147-191100- /O.EXP.KMLB.FW.W.0020.000000T0000Z-100218T2300Z/ /O.CON.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ SOUTHERN BREVARD-INDIAN RIVER-ST. LUCIE-MARTIN-COASTAL VOLUSIA- NORTHERN BREVARD- 609 PM EST THU FEB 18 2010 ...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON... A VERY DRY AIR MASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA FOR THE NEXT TWO DAYS...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES AT LEAST ONE MORE AFTERNOON ALONG THE COAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ SEDLOCK
087 WWUS82 KMLB 190831 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 331 AM EST FRI FEB 19 2010 FLZ047-054-059-064-141-147-192300- /O.UPG.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ /O.EXA.KMLB.FW.W.0021.100219T1700Z-100219T2300Z/ SOUTHERN BREVARD-INDIAN RIVER-ST. LUCIE-MARTIN-COASTAL VOLUSIA- NORTHERN BREVARD- 331 AM EST FRI FEB 19 2010 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING... A VERY DRY AIR MASS REMAINS IN PLACE OVER EAST CENTRAL FLORIDA...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES FOR LOCATIONS AWAY FROM THE COAST THIS AFTERNOON. DEVELOPING ONSHORE FLOW IS EXPECTED TO KEEP RELATIVE HUMIDITY VALUES ABOVE CRITICAL LEVELS ON SATURDAY AFTERNOON. 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. && $$ FLZ041-044>046-053-058-144-192300- /O.CON.KMLB.FW.W.0021.100219T1700Z-100219T2300Z/ /O.CON.KMLB.FW.A.0017.100220T1700Z-100220T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-OKEECHOBEE- SOUTHERN LAKE- 331 AM EST FRI FEB 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING... ...FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON... A VERY DRY AIR MASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA FOR THE NEXT TWO DAYS...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES THE NEXT COUPLE AFTERNOONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. A FIRE WEATHER WATCH IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ MOSES
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 18, 3:30 AM EST | Fire Weather Watch | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 24 hr |
| Feb 18, 2:32 PM EST | Fire Weather Watch | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 37 hr |
Nearby
Red Flag Warnings in Florida, 2010Every red flag warning in 2010
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.