Alert archive / Florida / Red Flag Warnings in 2007
Red Flag Warning 21, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this red flag warning at Feb 24, 2007, 1:27 PM EST for Polk County, Sumter County, Florida. 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 24, 2007, 1:27 PM EST (18:27 UTC)
- Expired
- Feb 24, 2007, 7:00 PM EST
- In force
- 6 hr
- Issued by
- NWS Tampa Bay, FL
Counties Polk County, FL, Sumter County, FL
The radar
The Tampa radar (KTBW), 85 km from the middle of the area, began a volume at 18:31 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 12:00Z, 6.5 hours before the alert went out and 86 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
- 1149 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS82 KTBW 241827 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 127 PM EST SAT FEB 24 2007 ...RED FLAG WARNING FOR INTERIOR WEST CENTRAL FLORIDA AND THE NATURE COAST FOR THE COMBINATION OF HUMIDITY BELOW 35 PERCENT WITH LOCAL 20 FOOT SUSTAINED WINDS OF 15 MPH OR HIGHER... .REMNANT DRY AIR ASSOCIATED WITH HIGH PRESSURE MOVING OFF THE EASTERN SEABOARD COMBINED WITH INCREASING SOUTHEASTERLY FLOW ACROSS THE PENINSULA WILL ALLOW ONE MORE AFTERNOON OF CRITICAL LOW HUMIDITY ALONG WITH OCCASIONALLY GUSTY WINDS. FLZ039-042-043-048-049-051-052-250000- /O.NEW.KTBW.FW.W.0021.070224T1827Z-070225T0000Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-HILLSBOROUGH-POLK- 127 PM EST SAT FEB 24 2007 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM EST THIS EVENING. HUMIDITY HAS FALLEN TO OR JUST BELOW 35 PERCENT AS OF 1 PM IN SEVERAL LOCATIONS FROM THE EASTERN SUBURBS OF TAMPA BAY NORTHWEST THROUGH THE NATURE COAST. IN ADDITION TO THE HUMIDITY...SUSTAINED 20 FOOT WINDS ARE ESTIMATED TO BE 10 TO 15 MPH WITH FREQUENT GUSTS TO 20 MPH OR HIGHER. WHILE THESE WINDS SHOULD BEGIN TO DIMINISH AFTER 4 PM...WARMING TEMPERATURES WILL ALLOW HUMIDITY TO FALL TO 25 TO 30 PERCENT IN A FEW SPOTS...WITH SOME AREAS ENDING UP WITH 4 TO PERHAPS 6 HOURS OF HUMIDITY BELOW 35 PERCENT. WITH DISPERSION VALUES ALSO HIGH AND THE GROUND HAVING DRIED OUT CONSIDERABLY THIS WEEK...THE THREAT FOR WILDFIRE SPREAD IS ENHANCED. PRESCRIBED BURNING IS DISCOURAGED. A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING OR WILL OCCUR SOON. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. && FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEBSITE AT HTTP://WEATHER.GOV/TAMPABAY $$ BSG
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.