Alert archive / Florida / Red Flag Warnings in 2006
Red Flag Warning 53, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this red flag warning at Apr 30, 2006, 4:17 AM EDT for 4 counties in Florida. It took effect at Apr 30, 2006, 1:00 PM EDT. 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
- Apr 30, 2006, 4:17 AM EDT (08:17 UTC)
- In effect from
- Apr 30, 2006, 1:00 PM EDT
- Expired
- Apr 30, 2006, 7:00 PM EDT
- In force
- 6 hr
- Issued by
- NWS Tampa Bay, FL
Counties DeSoto County, FL, Hardee County, FL, Highlands County, FL, Polk County, FL
The radar
The Tampa radar (KTBW), 76 km from the middle of the area, began a volume at 08:15 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, 8.3 hours before the alert went out and 76 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
- 1922 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -69 m²/s²
- 0-3 km storm-relative helicity
- 38 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 300817 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 417 AM EDT SUN APR 30 2006 ...RED FLAG WARNING IN EFFECT THIS AFTERNOON THROUGH THIS EVENING FOR PASCO...HILLSBOROUGH...POLK...MANATEE...SARASOTA...HARDEE... HIGHLANDS...DESOTO...CHARLOTTE AND LEE COUNTIES FOR LONG DURATIONS OF LOW HUMIDITIES WITH WINDS 10 TO 15 MPH AND DISPERSION INDEX VALUES AROUND 75... FLZ049-051-052-055>057-060>062-065-302300- /O.UPG.KTBW.FW.A.0042.060430T1700Z-060430T2300Z/ /O.NEW.KTBW.FW.W.0053.060430T1700Z-060430T2300Z/ PASCO-HILLSBOROUGH-POLK-MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO- CHARLOTTE-LEE- 417 AM EDT SUN APR 30 2006 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. .DRY HIGH PRESSURE CONTINUES OVER THE WESTERN FLORIDA PENINSULA TODAY. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BELOW 35 PERCENT FOR FOUR OR MORE HOURS OVER THE WARNED AREAS ON THIS AFTERNOON...ALONG WITH WINDS AROUND 10 TO 15 MPH WITH EXCELLENT DISPERSION VALUES. A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. $$
2 follow-up statements
000 WWUS82 KTBW 301817 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 217 PM EDT SUN APR 30 2006 ...RED FLAG WARNING REMAINS IN EFFECT THROUGH THIS EVENING FOR PASCO...HILLSBOROUGH...POLK...MANATEE...SARASOTA...HARDEE... HIGHLANDS...DESOTO...CHARLOTTE AND LEE COUNTIES FOR LONG DURATIONS OF LOW HUMIDITIES WITH WINDS 10 TO 15 MPH AND DISPERSION INDEX VALUES AROUND 75... ...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR TUESDAY AFTERNOON FOR LONG DURATIONS OF RELATIVE HUMIDITIES BELOW 35 PERCENT FOR LEVY... CITRUS...HERNANDO...SUMTER...PASCO...HILLSBOROUGH AND POLK COUNTIES... FLZ049-051-052-302300- /O.NEW.KTBW.FW.A.0043.060502T1600Z-060502T2300Z/ /O.CON.KTBW.FW.W.0053.000000T0000Z-060430T2300Z/ PASCO-HILLSBOROUGH-POLK- 217 PM EDT SUN APR 30 2006 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING. DRY HIGH PRESSURE CONTINUES OVER THE WESTERN FLORIDA PENINSULA TODAY. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BELOW 35 PERCENT FOR FOUR OR MORE HOURS OVER THE WARNED AREAS THIS AFTERNOON...ALONG WITH WINDS AROUND 10 TO 15 MPH WITH EXCELLENT DISPERSION VALUES. DRY AIR WILL AGAIN OVERSPREAD NORTHERN AND INTERIOR SECTIONS OF THE STATE ON TUESDAY. THIS MAY RESULT IN 4 OR MORE OURS OF CRITICAL RELATIVE HUMIDITY VALUES DURING THE AFTERNOON AND EARLY EVENING HOURS. A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$ FLZ055>057-060>062-065-302300- /O.CON.KTBW.FW.W.0053.000000T0000Z-060430T2300Z/ MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO-CHARLOTTE-LEE- 217 PM EDT SUN APR 30 2006 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING. DRY HIGH PRESSURE CONTINUES OVER THE WESTERN FLORIDA PENINSULA TODAY. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BELOW 35 PERCENT FOR FOUR OR MORE HOURS OVER THE WARNED AREAS THIS AFTERNOON...ALONG WITH WINDS AROUND 10 TO 15 MPH WITH EXCELLENT DISPERSION VALUES. A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. $$ FLZ039-042-043-048-010230- /O.NEW.KTBW.FW.A.0043.060502T1600Z-060502T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO- 217 PM EDT SUN APR 30 2006 ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. DRY AIR WILL MOVE INTO THE REGION ON TUESDAY. THIS MAY RESULT IN 4 OR MORE HOURS OF CRITICAL RELATIVE HUMIDITY VALUES DURING THE AFTERNOON AND EARLY EVENING HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$
000 WWUS82 KTBW 302319 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 719 PM EDT SUN APR 30 2006 ...A FIRE WEATHER WATCH IS IN EFFECT FOR TUESDAY AFTERNOON FOR LONG DURATIONS OF RELATIVE HUMIDITIES BELOW 35 PERCENT FOR LEVY... CITRUS...HERNANDO...SUMTER...PASCO...HILLSBOROUGH AND POLK COUNTIES... FLZ049-051-052-011130- /O.EXP.KTBW.FW.W.0053.000000T0000Z-060430T2300Z/ /O.CON.KTBW.FW.A.0043.060502T1600Z-060502T2300Z/ PASCO-HILLSBOROUGH-POLK- 719 PM EDT SUN APR 30 2006 ...RED FLAG WARNING HAS EXPIRED... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... THE RED FLAG WARNING IS NO LONGER IN EFFECT. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. DRY AIR WILL OVERSPREAD NORTHERN AND INTERIOR SECTIONS OF THE STATE ON TUESDAY. THIS MAY RESULT IN 4 OR MORE OURS OF CRITICAL RELATIVE HUMIDITY VALUES DURING THE AFTERNOON AND EARLY EVENING HOURS. $$ FLZ055>057-060>062-065-010030- /O.EXP.KTBW.FW.W.0053.000000T0000Z-060430T2300Z/ MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO-CHARLOTTE-LEE- 719 PM EDT SUN APR 30 2006 ...RED FLAG WARNING HAS EXPIRED... THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$ FLZ039-042-043-048-011130- /O.CON.KTBW.FW.A.0043.060502T1600Z-060502T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO- 719 PM EDT SUN APR 30 2006 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. DRY AIR WILL MOVE INTO THE REGION ON TUESDAY. THIS MAY RESULT IN 4 OR MORE HOURS OF CRITICAL RELATIVE HUMIDITY VALUES DURING THE AFTERNOON AND EARLY EVENING HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$
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 Tampa Bay, FL wrote its last area forecast discussion before this red flag warning went out at Apr 30, 2:56 AM EDT, 1 hour 21 minutes earlier.
Area forecast discussion, Apr 30, 2:56 AM EDT, 1 hour 21 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
256 AM EDT SUN APR 30 2006
.SHORT TERM (TODAY-TUE)...UPPER RIDGING OVER THE STATE CONTINUES
WITH CLOSED UPPER LOWS TO THE EAST OVER THE ATLANTIC AND TO THE NW
ACROSS THE CENTRAL PLAINS. THE UPPER RIDGE GRADUALLY FLATTENS OUT
OVER THE AREA AS THE LOW TO THE NW LIFTS AND THE LOW TO THE EAST
SLOWLY SHIFTS ENE THROUGH TUESDAY. AT THE SFC...HIGH PRESSURE RIDGES
DOWN ACROSS THE STATE FROM THE NORTH WITH A FAIRLY TIGHT PRESSURE
GRADIENT FROM A FRONT TO THE WEST CAUSING STRONG AND GUSTY WINDS
ACROSS THE AREA. THE FRONT IS EXPECTED TO DISSIPATE ACROSS THE
WESTERN FL PANHANDLE THIS AFTERNOON WITH SOME CLOUDINESS MOVING IN
ACROSS THE AREA FOR LATE THIS AFTERNOON AND TONIGHT. SFC RIDGING
CONTINUES ACROSS THE AREA FOR MON WITH THE CLOUDS GRADUALLY MOVING
OUT OF THE AREA. THE RIDGE THEN GETS PINCHED OFF WITH A SECONDARY
HIGH CENTER BUILDING OVER THE CAROLINAS MON NIGHT AND SETTLING SOUTH
TO OVER THE STATE FOR TUESDAY. THIS WILL BRING DRIER AND WARMER
CONDITIONS ACROSS THE AREA FOR TUE AFTERNOON. HAVE REMOVED ALL RAIN
CHANCES THAT WERE IN THE FORECAST AS MOISTURE AND ENERGY WILL
DIMINISH SIGNIFICANTLY PRIOR TO MOVING INTO THE CWA AND SHOULD
PREVENT ANY MEASURABLE PRECIP ACROSS THE AREA. TEMPS WILL BE NEAR
NORMAL THROUGH MONDAY AND THEN INCREASE TO A COUPLE OF DEGREES ABOVE
NORMAL FOR TUESDAY.
.LONG TERM (TUE NGT-SAT)...DRY CONDITIONS CONTINUE THRU THE PERIOD.
WEAK RIDGING PATTERN BEGINS FROM THE SW GULF EARLY IN THE PERIOD
THEN BREAKS DOWN AS UPPER TROF SWINGS THRU AND DEEPENS OVER THE
EASTERN US BY WEEKS END. SFC RIDGE OVER THE AREAS SLOWLY SINKS S THRU
THE PERIOD. UPPER TROF AND SFC COLD FRONT OVER THE DEEP SOUTH AT THE
END OF THE FCST PERIOD. EXPECT TEMPS TO HOLD GENERALLY ABOUT 2-5
DEGREES ABOVE NORMAL.
&&
.MARINE...HAVE EXTENDED THE SCA ON THE OFFSHORE WATERS THROUGH MID
MORNING AS WIND WILL TAKE A BIT LONGER TO SUBSIDE WELL OFFSHORE.
HAVE DOWN-GRADED THE NEARSHORE WATERS TO SCEC AND THAT WILL ALSO
REMAIN IN EFFECT THROUGH MID MORNING. THE PRESSURE GRADIENT WILL
WEAKEN THROUGH THE MORNING AND WINDS SHOULD QUICKLY SUBSIDE IN THE
AFTERNOON. THERE MAY BE A SURGE TO NEAR SCEC CONDITIONS AFTER
MIDNIGHT BUT SHOULD ONLY BE A COUPLE OF HOURS IN DURATION SO WILL
NOT RAISE A SECONDARY SCEC AT THIS TIME. WINDS SHOULD THEN DIMINISH
AS HIGH PRESSURE BUILDS OVER TOP OF THE STATE THROUGH FRI WITH NO
OTHER CONCERNS.
&&
.AVIATION...VFR EXPECTED THROUGH THE PERIOD...EXCEPT BRIEFLY MVFR
FROM SMOKE AND HAZE NEAR FIRE AREAS AROUND FMY AND RSW.
&&
.FIRE WEATHER...RED FLAG WARNING IN EFFECT TODAY FROM PASCO SOUTH
FOR RH DURATION WITH WIND AND HIGH DISPERSIONS. CLOUDINESS WILL
OVERSPREAD THE AREA FOR MONDAY AND KEEP TEMP FROM SPIKING AND DEW
POINTS FROM DROPPING AS MUCH WITH ONLY 1-3 HOURS OF SUB-35 RH
EXPECTED. TUESDAY DRIER AND WARMER AIR WILL MOVE INTO THE AREA AS
THE HIGH CENTER BUILDS ON TOP OF THE STATE. RHS WILL LIKELY FALL
INTO THE MID TO UPPER 20 PERCENT RANGE TUESDAY AFTERNOON AND WILL
LIKELY NEED A WATCH FOR THE AREA BUT IT IS A BIT TOO FAR OUT IN
TIME TO ISSUE ANYTHING NOW. INTERESTS SHOULD MONITOR THIS OVER THE
NEXT FEW FORECASTS.
&&
.PRELIMINARY POINT TEMPS/POPS...
TPA 83 62 84 63 / 5 10 10 5
FMY 85 60 86 63 / 5 5 10 5
GIF 83 61 85 61 / 5 10 10 5
SRQ 84 60 84 61 / 5 10 10 5
BKV 83 56 85 55 / 10 10 10 5
SPG 82 65 82 66 / 5 10 10 5
&&
.TBW WATCHES/WARNINGS/ADVISORIES...
FL...RED FLAG WARNING FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS
EVENING FOR CHARLOTTE-DE SOTO-HARDEE-HIGHLANDS-HILLSBOROUGH-
LEE-MANATEE-PASCO-POLK-SARASOTA.
GULF WATERS...SMALL CRAFT ADVISORY UNTIL 11 AM EDT THIS MORNING FOR BONITA
BEACH TO SUWANNEE RIVER OUT 20 TO 60 NM.
SMALL CRAFT EXERCISE CAUTION UNTIL 11 AM EDT THIS MORNING FOR
BONITA BEACH TO SUWANNEE RIVER OUT 20 NM INCLUDING TAMPA BAY.
&&
SHORT TERM/MARINE...24
LONG TERM/AVIATION...25Hazardous weather outlook, Apr 29, 5:19 AM EDT, 22 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 519 AM EDT SAT APR 29 2006 FLZ039-042-043-048>052-055>057-060>062-065-291530- LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-POLK- MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO-CHARLOTTE-LEE- 519 AM EDT SAT APR 29 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST FLORIDA AND WEST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT A VERY DRY AIRMASS REMAINS OVER THE AREA AND WILL AGAIN RESULT IN RELATIVE HUMIDITY VALUES BELOW 35 PERCENT FOR FOUR OR MORE HOURS THIS AFTERNOON. ALSO...20 FOOT WINDS OF AROUND 15 MPH AND DISPERSION INDEX VALUES OF 75 OR HIGHER ARE EXPECTED TODAY AS WELL. THESE LOW RELATIVE HUMIDITY VALUES AND BREEZY WINDS WILL INCREASE THE SPREAD OF ANY FIRE THAT MAY START TODAY. RESIDENTS AND VISITORS OF WEST CENTRAL AND SOUTHWEST FLORIDA SHOULD BE EXTRA CAREFUL WITH ANY OUTDOOR OPEN FLAMES OR BARBECUES TODAY. STRONG WINDS OVER THE OPEN GULF WATERS ARE EXPECTED TO GENERATE ROUGH CONDITIONS FOR MARINERS BY THIS AFTERNOON INTO TONIGHT. SEAS WILL BE INCREASING THROUGH THE DAY AND MAY REACH UP TO 6 FEET WELL OFFSHORE. FISHERMEN AND OTHER SMALL CRAFT OPERATORS MAY WANT TO POSTPONE TRIPS UNTIL CONDITIONS IMPROVE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY DRY AIR WILL REMAIN ACROSS MAINLY CENTRAL AND SOUTHERN AREAS SUNDAY RESULT IN DANGEROUS FIRE WEATHER CONDITIONS ONCE AGAIN. WINDS AND SEAS ARE EXPECTED TO REMAIN ROUGH IN THE MORNING THEN BEGIN TO SUBSIDE IN THE AFTERNOON. OTHERWISE...NO SIGNIFICANT HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 2:17 PM EDT | Fire Weather Watch | TBW | DeSoto, Hardee, Highlands, Polk, Sumter | 24 hr |
Nearby
Red Flag Warnings in Florida, 2006Every red flag warning in 2006
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.