Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 16, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Apr 26, 2012, 3:48 AM EDT for 6 counties in Florida. It took effect at Apr 26, 2012, 1:00 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
- Apr 26, 2012, 3:48 AM EDT (07:48 UTC)
- In effect from
- Apr 26, 2012, 1:00 PM EDT
- Expired
- Apr 26, 2012, 8:00 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 07:52 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, 7.8 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
- 2154 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
368 WWUS82 KMLB 260748 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 348 AM EDT THU APR 26 2012 FLZ041-044>046-053-141-144-270000- /O.UPG.KMLB.FW.A.0014.120426T1700Z-120427T0000Z/ /O.NEW.KMLB.FW.W.0016.120426T1700Z-120427T0000Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA- COASTAL VOLUSIA-SOUTHERN LAKE- 348 AM EDT THU APR 26 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING FOR LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING. * AFFECTED AREA... INLAND VOLUSIA... NORTHERN LAKE... ORANGE... SEMINOLE... OSCEOLA... COASTAL VOLUSIA... SOUTHERN LAKE. * WIND...SOUTH TO SOUTHWEST WINDS NEAR 10 MPH WILL TURN SOUTH TO SOUTHEAST NEAR THE EAST COAST IN THE AFTERNOON. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BETWEEN 25 AND 34 PERCENT FOR 4 TO 5 HOURS ACROSS INTERIOR SECTIONS OF EAST CENTRAL FLORIDA TODAY. ONSET OF THE SEA BREEZE NEAR THE COAST WILL ALLOW SOME RECOVERY OF RH IN THE THE 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. && $$ FLZ058-270000- /O.NEW.KMLB.FW.W.0016.120426T1700Z-120427T0000Z/ OKEECHOBEE- 348 AM EDT THU APR 26 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING FOR THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING. * AFFECTED AREA... OKEECHOBEE. * WIND...SOUTH TO SOUTHWEST WINDS NEAR 10 MPH WILL TURN SOUTH TO SOUTHEAST NEAR THE EAST COAST IN THE AFTERNOON. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BETWEEN 25 AND 34 PERCENT FOR 4 TO 5 HOURS ACROSS INTERIOR SECTIONS OF EAST CENTRAL FLORIDA TODAY. ONSET OF THE SEA BREEZE NEAR THE COAST WILL ALLOW SOME RECOVERY OF RH IN THE THE AFTERNOON. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. && $$
1 follow-up statement
121 WWUS82 KMLB 262359 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 759 PM EDT THU APR 26 2012 FLZ041-044>046-053-144-271200- /O.EXP.KMLB.FW.W.0016.000000T0000Z-120427T0000Z/ /O.NEW.KMLB.FW.A.0015.120427T1700Z-120428T0000Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA- SOUTHERN LAKE- 759 PM EDT THU APR 26 2012 ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING FOR LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY... ...RED FLAG WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING. * AFFECTED AREA... INLAND VOLUSIA... NORTHERN LAKE... ORANGE... SEMINOLE... OSCEOLA... SOUTHERN LAKE. * WIND...SOUTHERLY WINDS WILL REMAIN AROUND 5 TO 10 MPH TOMORROW OVER THE INTERIOR. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BETWEEN 30 AND 35 PERCENT FOR 4 TO 5 HOURS ACROSS INTERIOR SECTIONS OF EAST CENTRAL FLORIDA FRIDAY. * 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. && $$ FLZ058-141-270100- /O.EXP.KMLB.FW.W.0016.000000T0000Z-120427T0000Z/ OKEECHOBEE-COASTAL VOLUSIA- 759 PM EDT THU APR 26 2012 ...RED FLAG WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... RELATIVE HUMIDITY VALUES HAVE RISEN ABOVE CRITICAL LEVELS. $$
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 7:59 PM EDT | Fire Weather Watch | MLB | Lake, Orange, Osceola, Seminole, Volusia | 7 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.