Alert archive / Florida / Red Flag Warnings in 2010
Red Flag Warning 20, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Feb 17, 2010, 2:17 PM EST for 6 counties in Florida. It took effect at Feb 18, 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 17, 2010, 2:17 PM EST (19:17 UTC)
- In effect from
- Feb 18, 2010, 12:00 PM EST
- Expired
- Feb 18, 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 19:18 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, 7.3 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
- 1177 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- -62 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
345 WWUS82 KMLB 171917 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 217 PM EST WED FEB 17 2010 FLZ041-044>047-053-054-141-144-147-180900- /O.UPG.KMLB.FW.A.0015.100218T1600Z-100218T2300Z/ /O.NEW.KMLB.FW.W.0020.100218T1700Z-100218T2300Z/ /O.CON.KMLB.FW.W.0019.000000T0000Z-100217T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-COASTAL VOLUSIA-SOUTHERN LAKE- NORTHERN BREVARD- 217 PM EST WED FEB 17 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING. 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. && $$ FLZ058-180900- /O.UPG.KMLB.FW.A.0015.100218T1600Z-100218T2300Z/ /O.NEW.KMLB.FW.W.0020.100218T1700Z-100218T2300Z/ OKEECHOBEE- 217 PM EST WED FEB 17 2010 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A DRY AIRMASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA THURSDAY. LONG DURATIONS OF LOW RH ARE FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. && $$ FLZ059-064-180900- /O.EXT.KMLB.FW.A.0015.100218T1700Z-100218T2300Z/ ST. LUCIE-MARTIN- 217 PM EST WED FEB 17 2010 ...FIRE WEATHER WATCH NOW IN EFFECT THURSDAY AFTERNOON... THE FIRE WEATHER WATCH IS NOW IN EFFECT THURSDAY AFTERNOON. A DRY AIRMASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA THROUGH THE REMAINDER OF THE WEEK. CRITICALLY LOW RH VALUES ARE FORECAST FOR TWO TO THREE HOURS THURSDAY AFTERNOON. 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. && $$
4 follow-up statements
127 WWUS82 KMLB 172335 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 635 PM EST WED FEB 17 2010 FLZ041-044>047-053-054-058-141-144-147-182300- /O.CON.KMLB.FW.W.0020.100218T1700Z-100218T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-COASTAL VOLUSIA-SOUTHERN LAKE- NORTHERN BREVARD- 635 PM EST WED FEB 17 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM EST THURSDAY... A DRY AIRMASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA THROUGH THE REMAINDER OF THE WEEK. CRITICALLY LOW RH VALUES ARE FORECAST FOR THURSDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. && $$ FLZ059-064-182300- /O.CON.KMLB.FW.A.0015.100218T1700Z-100218T2300Z/ ST. LUCIE-MARTIN- 635 PM EST WED FEB 17 2010 ...FIRE WEATHER WATCH REMAINS IN EFFECT THURSDAY AFTERNOON... A DRY AIRMASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA THROUGH THE REMAINDER OF THE WEEK. CRITICALLY LOW RH VALUES ARE FORECAST FOR TWO TO THREE HOURS THURSDAY AFTERNOON. 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. && $$ SEDLOCK
170 WWUS82 KMLB 180830 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 330 AM EST THU FEB 18 2010 FLZ059-064-182300- /O.UPG.KMLB.FW.A.0015.100218T1700Z-100218T2300Z/ /O.NEW.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ /O.EXA.KMLB.FW.W.0020.100218T1700Z-100218T2300Z/ ST. LUCIE-MARTIN- 330 AM EST THU FEB 18 2010 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING... ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON... A DRY AIRMASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA THROUGH THE REMAINDER OF THE WEEK. CRITICALLY LOW RH VALUES ARE EXPECTED FOR 4 TO 5 HOURS THIS AFTERNOON...AND POSSIBLE AGAIN FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. A FIRE WEATHER WATCH IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ FLZ041-044>047-053-054-058-141-144-147-182300- /O.NEW.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ /O.CON.KMLB.FW.W.0020.100218T1700Z-100218T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-COASTAL VOLUSIA-SOUTHERN LAKE- NORTHERN BREVARD- 330 AM EST THU FEB 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING... ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON... A DRY AIRMASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA THROUGH THE REMAINDER OF THE WEEK. CRITICALLY LOW RH VALUES ARE EXPECTED FOR 4 TO 5 HOURS THIS AFTERNOON...AND POSSIBLE AGAIN 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. && $$ MOSES
462 WWUS82 KMLB 181932 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 232 PM EST THU FEB 18 2010 FLZ041-044>046-053-058-144-182300- /O.UPG.KMLB.FW.A.0016.100219T1700Z-100219T2300Z/ /O.NEW.KMLB.FW.W.0021.100219T1700Z-100219T2300Z/ /O.NEW.KMLB.FW.A.0017.100220T1700Z-100220T2300Z/ /O.CON.KMLB.FW.W.0020.000000T0000Z-100218T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-OKEECHOBEE- SOUTHERN LAKE- 232 PM EST THU FEB 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST FRIDAY... ...FIRE WEATHER WATCH IN EFFECT SATURDAY AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING. THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST FRIDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR SATURDAY AFTERNOON. A VERY DRY AIR MASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA FOR THE NEXT TWO DAYS...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES THE NEXT FEW AFTERNOONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. A FIRE WEATHER WATCH IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ 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. && $$
476 WWUS82 KMLB 182309 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 609 PM EST THU FEB 18 2010 ...VERY DRY CONDITIONS MAY KEEP RELATIVE HUMIDITY VALUES BELOW CRITICAL INTO EARLY THIS EVENING... FLZ041-044>046-053-058-144-191100- /O.EXP.KMLB.FW.W.0020.000000T0000Z-100218T2300Z/ /O.CON.KMLB.FW.W.0021.100219T1700Z-100219T2300Z/ /O.CON.KMLB.FW.A.0017.100220T1700Z-100220T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-OKEECHOBEE- SOUTHERN LAKE- 609 PM EST THU FEB 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM EST FRIDAY... ...FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON... A VERY DRY AIR MASS WILL REMAIN IN PLACE OVER EAST CENTRAL FLORIDA FOR THE NEXT TWO DAYS...RESULTING IN CRITICAL DURATIONS OF LOW RELATIVE HUMIDITY VALUES THE NEXT COUPLE AFTERNOONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. A FIRE WEATHER WATCH IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE FORECAST TO OCCUR IN THE NEXT 24 TO 96 HOURS. PLEASE MONITOR UPCOMING FORECASTS FOR THE LATEST FIRE WEATHER INFORMATION. && $$ 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
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 Feb 17, 9:43 AM EST, 4 hours 34 minutes earlier.
Area forecast discussion, Feb 17, 9:43 AM EST, 4 hours 34 minutes before
EAST CENTRAL FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MELBOURNE FL
943 AM EST WED FEB 17 2010
.DISCUSSION...
DRY AND BREEZY WNW/NW FLOW WILL CONTINUE WITH MOSTLY SUNNY SKIES.
HIGH TEMPS WILL REMAIN IN THE 50S ROUGHLY NORTH OF US HWY 192 AND
INTO THE 60S SOUTH. BREEZY CONDITIONS HAVE ALERADY DEVELOPED OVER
MOST AREAS AND GUSTS TO 20-25 MPH WILL OCCUR THROUGH THE AFTERNOON.
FORECAST UPDATE ISSUED EARLIER TO CLEAN UP WORDING AT DAY BREAK.
&&
.AVIATION...
VFR. G19-24KTS COMMON THIS AFTN THROUGH 23Z.
&&
.MARINE...WNW/NW WINDS WILL CONTINUE AT 15-20 KNOTS NEAR SHORE AND
AROUND 20 KNOTS AND GUSTY OFFSHORE TODAY. A SMALL CRAFT ADVISORY
WILL CONTINUE OFFSHORE WITH CAUTION NEAR THE COAST FOR WINDS.
GRADIENT WINDS ARE EXPECTED TO INCREASE LATER TODAY FOR THE NEAR
SHORE WATERS AND ADVISORY DONDITIONS WILL BE IN PLACE BY EVENING
ACROSS ALL THE WATERS.
&&
.FIRE WEATHER...MIN RHS IN CRITICAL LEVELS FOR MOST OF THE AREA THIS
AFTN. COUPLED WITH GUSTY WINDS WILL PRODUCE A LONG AFTERNOON
DURATION OF LOW RH FOR ALL BUT THE COAST ROUGHLY SOUTH OF FORT
PIERCE.
&&
.MLB WATCHES/WARNINGS/ADVISORIES...
FL...FIRE WEATHER WATCH FROM THURSDAY MORNING THROUGH THURSDAY
AFTERNOON FOR COASTAL VOLUSIA-INDIAN RIVER-INLAND VOLUSIA-
MARTIN-NORTHERN BREVARD-NORTHERN LAKE-OKEECHOBEE-ORANGE-
OSCEOLA-SEMINOLE-SOUTHERN BREVARD-SOUTHERN LAKE-ST. LUCIE.
RED FLAG WARNING FROM NOON TODAY TO 6 PM EST THIS EVENING FOR
COASTAL VOLUSIA-INDIAN RIVER-INLAND VOLUSIA-NORTHERN
BREVARD-NORTHERN LAKE-ORANGE-OSCEOLA-SEMINOLE-SOUTHERN
BREVARD-SOUTHERN LAKE.
WIND CHILL ADVISORY FROM MIDNIGHT TONIGHT TO 9 AM EST THURSDAY
FOR COASTAL VOLUSIA-INDIAN RIVER-INLAND VOLUSIA-NORTHERN
BREVARD-NORTHERN LAKE-ORANGE-OSCEOLA-SEMINOLE-SOUTHERN
BREVARD-SOUTHERN LAKE.
AM...SMALL CRAFT ADVISORY FROM 7 PM THIS EVENING TO 10 AM EST
THURSDAY FOR COASTAL WATERS FROM FLAGLER BEACH TO VOLUSIA
BREVARD COUNTY LINE OUT 20 NM-COASTAL WATERS FROM SEBASTIAN
INLET TO JUPITER INLET OUT 20 NM-COASTAL WATERS FROM
VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET OUT 20 NM.
SMALL CRAFT ADVISORY UNTIL NOON EST THURSDAY FOR WATERS FROM
FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE 20 TO 60 NM
OFFSHORE-WATERS FROM SEBASTIAN INLET TO JUPITER INLET 20 TO
60 NM OFFSHORE-WATERS FROM VOLUSIA BREVARD COUNTY LINE TO
SEBASTIAN INLET 20 TO 60 NM OFFSHORE.
&&
JP/MBHazardous weather outlook, Feb 17, 6:51 AM EST, 7 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MELBOURNE FL 651 AM EST WED FEB 17 2010 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-181100- COASTAL WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE OUT 20 NM- COASTAL WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET OUT 20 NM- COASTAL WATERS FROM SEBASTIAN INLET TO JUPITER INLET OUT 20 NM- WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE 20 TO 60 NM OFFSHORE- WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET 20 TO 60 NM OFFSHORE- WATERS FROM SEBASTIAN INLET 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- 651 AM EST WED FEB 17 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TONIGHT. ...EXCESSIVE COLD IMPACT... MOSTLY CLEAR SKIES AND A COLD AND DRY AIR MASS WILL ALLOW TEMPERATURES TO DROP INTO THE MID TO UPPER 30S ACROSS MUCH OF EAST CENTRAL FLORIDA TONIGHT. INCREASING NORTHWEST WINDS IN THE LOWER LEVELS OF THE ATMOSPHERE WILL ALLOW WINDS TO STAY UP NEAR 10 MPH FOR MUCH OF THE NIGHT...ESPECIALLY NEAR THE EAST COAST. WIND CHILL VALUES WILL DROP TO BETWEEN 25 AND 30 DEGREES ACROSS PORTIONS OF LAKE AND VOLUSIA COUNTIES AND BETWEEN 28 AND 34 DEGREES ACROSS METRO ORLANDO AND BREVARD AND INDIAN RIVER COUNTIES DURING THE LATE NIGHT AND EARLY MORNING HOURS. A WIND CHILL ADVISORY IS IN EFFECT FOR THESE AREAS FROM MIDNIGHT TONIGHT UNTIL 9 AM THURSDAY MORNING. NORMALLY COLDER LOCATIONS ACROSS INTERIOR VOLUSIA COUNTY AND LAKE COUNTY WILL SEE LOW TEMPERATURES APPROACH THE FREEZING MARK WITH PATCHY FROST POSSIBLE. ...WIND AND SEA IMPACT... WEST TO NORTHWEST WINDS TO 20 KNOTS NEAR SHORE AND 25 KNOTS OFFSHORE ...AND GUSTY WILL BUILD SEAS TO HAZARDOUS LEVELS FOR SMALL CRAFT ACROSS THE OFFSHORE WATERS THROUGH TONIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. AN ELEVATED FIRE WEATHER CONCERN WILL CONTINUE THROUGH SATURDAY AFTERNOON DUE TO LOW RELATIVE HUMIDITY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. SEDLOCK
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 3:39 AM EST | Wind Chill Advisory | MLB | Lake, Orange, Osceola, Seminole, Volusia | 28 hr |
| Feb 17, 3:48 AM EST | Fire Weather Watch | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 24 hr |
| Feb 17, 3:48 AM EST | Red Flag Warning | MLB | Lake, Orange, Osceola, Seminole, Volusia | 14 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.