Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 23, NWS Tampa Bay, FL

March 3, 20076 counties in Florida

NWS Tampa Bay, FL issued this red flag warning at Mar 3, 2007, 2:05 PM EST for 6 counties in Florida. It took effect at Mar 4, 2007, 12:00 PM EST. 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
Mar 3, 2007, 2:05 PM EST (19:05 UTC)
In effect from
Mar 4, 2007, 12:00 PM EST
Expired
Mar 4, 2007, 7:00 PM EST
In force
7 hr
Issued by
NWS Tampa Bay, FL

Counties DeSoto County, FL, Hardee County, FL, Highlands County, FL, Pinellas County, FL, Polk County, FL, Sumter County, FL

The radar

The Tampa radar (KTBW), 49 km from the middle of the area, began a volume at 19:08 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, 7.1 hours before the alert went out and 49 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.

Skew-T log-pSkew-T log-p diagram, Tampa Bay, FL at 12:00Z on 2007-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tampa Bay, FL at 12:00Z on 2007-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
630 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS82 KTBW 031905
RFWTBW

RED FLAG WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
205 PM EST SAT MAR 3 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 7 PM EST SUNDAY FOR LEVY...
CITRUS...SUMTER...AND HERNANDO COUNTIES...
...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY 
EVENING FOR ALL OF WEST CENTRAL AND PARTS OF SOUTHWEST FLORIDA...

.HIGH PRESSURE AND A DRY AIRMASS WILL GRADUALLY BUILD ACROSS THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT IN
LONG DURATIONS OF LOW RELATIVE HUMIDITY ACROSS THE NATURE COAST
COUNTIES SUNDAY AFTERNOON...AND ALL OF WEST CENTRAL FLORIDA AND
PARTS OF SOUTHWEST FLORIDA DURING THE DAYTIME MONDAY.

FLZ039-042-043-048-050000-
/O.NEW.KTBW.FW.W.0023.070304T1700Z-070305T0000Z/
/O.NEW.KTBW.FW.A.0017.070305T1600Z-070306T0000Z/
LEVY-CITRUS-SUMTER-HERNANDO-
205 PM EST SAT MAR 3 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 7 PM EST SUNDAY...
...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 12 PM TO 7 PM
EST SUNDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE
WEATHER WATCH IS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
EVENING. 

HIGH PRESSURE AND A DRY AIRMASS WILL GRADUALLY BUILD ACROSS THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT IN
4 OR MORE HOURS OF RELATIVE HUMIDITY BELOW 35 PERCENT SUNDAY
AFTERNOON. THE DRY CONDITIONS WILL CONTINUE ON MONDAY...WITH LONG
DURATIONS OF LOW RELATIVE HUMIDITY EXPECTED DURING THE DAYTIME.

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.

$$

FLZ049>052-055>057-060>062-065-050000-
/O.NEW.KTBW.FW.A.0017.070305T1600Z-070306T0000Z/
PASCO-PINELLAS-HILLSBOROUGH-POLK-MANATEE-HARDEE-HIGHLANDS-
SARASOTA-DE SOTO-CHARLOTTE-LEE-
205 PM EST SAT MAR 3 2007

...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM MONDAY
MORNING THROUGH MONDAY EVENING. 

HIGH PRESSURE AND A DRY AIRMASS WILL GRADUALLY BUILD ACROSS THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT LONG
DURATIONS OF LOW RELATIVE HUMIDITY DURING THE DAYTIME MONDAY.
THESE LOW HUMIDITY VALUES WILL INCREASE THE SPREAD OF ANY FIRE
THAT MAY START WITHIN THE WARNING AREA.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD.

$$
1 follow-up statement
000 
WWUS82 KTBW 042002
RFWTBW

RED FLAG WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
302 PM EST SUN MAR 4 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST TODAY FOR ALL
COUNTIES IN WEST CENTRAL AND SOUTHWEST FLORIDA...EXCEPT LEE
COUNTY... 
...RED FLAG WARNING IS IN EFFECT FROM LATE MONDAY MORNING INTO
MONDAY EVENING FOR ALL OF WEST CENTRAL AND SOUTHWEST FLORIDA...

.HIGH PRESSURE AND A DRY AIRMASS WILL CONTINUE TO BUILD INTO THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT
IN LONG DURATIONS OF LOW RELATIVE HUMIDITY ACROSS MOST OF THE AREA
THIS AFTERNOON...AND ALL OF WEST CENTRAL FLORIDA AND SOUTHWEST
FLORIDA DURING MONDAY.

FLZ049>052-055>057-060>062-050000-
/O.UPG.KTBW.FW.A.0017.070305T1600Z-070306T0000Z/
/O.NEW.KTBW.FW.W.0024.070305T1600Z-070306T0000Z/
/O.EXA.KTBW.FW.W.0023.000000T0000Z-070305T0000Z/
PASCO-PINELLAS-HILLSBOROUGH-POLK-MANATEE-HARDEE-HIGHLANDS-
SARASOTA-DE SOTO-CHARLOTTE-
302 PM EST SUN MAR 4 2007

...RED FLAG WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM EST MONDAY...

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. A RED FLAG WARNING HAS ALSO BEEN ISSUED FOR MONDAY
AND IS IN EFFECT FROM 11 AM TO 7 PM EST. THE FIRE WEATHER WATCH
FOR MONDAY IS NO LONGER IN EFFECT.

HIGH PRESSURE AND A DRY AIRMASS WILL CONTINUE TO BUILD INTO THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT
IN 4 OR MORE HOURS OF RELATIVE HUMIDITY BELOW 35 PERCENT THIS
AFTERNOON AWAY FROM THE COAST. NEAR THE COAST...DURATIONS ARE
EXPECTED TO REMAIN BETWEEN 1 AND 3 HOURS...BUT SUSTAINED WINDS ARE
EXPECTED TO BE NEAR 15 MPH. LONG DURATIONS OF LOW RELATIVE
HUMIDITY ARE ONCE AGAIN EXPECTED ON MONDAY. THESE LOW HUMIDITY
VALUES WILL INCREASE THE SPREAD OF ANY FIRE THAT MAY START WITHIN
THE WARNING AREA.

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

$$

FLZ039-042-043-048-050000-
/O.UPG.KTBW.FW.A.0017.070305T1600Z-070306T0000Z/
/O.NEW.KTBW.FW.W.0024.070305T1600Z-070306T0000Z/
/O.CON.KTBW.FW.W.0023.000000T0000Z-070305T0000Z/
LEVY-CITRUS-SUMTER-HERNANDO-
302 PM EST SUN MAR 4 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 7 PM
EST MONDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED
FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. 

HIGH PRESSURE AND A DRY AIRMASS WILL CONTINUE TO BUILD INTO THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT
IN 4 OR MORE HOURS OF RELATIVE HUMIDITY BELOW 35 PERCENT THIS
AFTERNOON. THE DRY CONDITIONS WILL CONTINUE ON MONDAY...WITH LONG
DURATIONS OF LOW RELATIVE HUMIDITY EXPECTED FROM LATE MORNING INTO
THE EVENING.

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

$$

FLZ065-052015-
/O.UPG.KTBW.FW.A.0017.070305T1600Z-070306T0000Z/
/O.NEW.KTBW.FW.W.0024.070305T1600Z-070306T0000Z/
LEE-
302 PM EST SUN MAR 4 2007

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 7 PM
EST MONDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

HIGH PRESSURE AND A DRY AIRMASS WILL CONTINUE TO BUILD INTO THE
AREA FROM THE NORTH THROUGH MONDAY. THE DRY AIRMASS WILL RESULT IN
LONG DURATIONS OF LOW RELATIVE HUMIDITY FROM LATE MONDAY MORNING
INTO MONDAY EVENING. THESE LOW HUMIDITY VALUES WILL INCREASE THE
SPREAD OF ANY FIRE THAT MAY START WITHIN THE WARNING AREA.

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

$$

PRC

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 Mar 3, 8:30 AM EST, 5 hours 35 minutes earlier.

Area forecast discussion, Mar 3, 8:30 AM EST, 5 hours 35 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
830 AM EST SAT MAR 3 2007

.DISCUSSION...FRONTAL BOUNDARY REMAINS BASICALLY STATIONARY OVER
CENTRAL FLORIDA KEEPING THE NORTHERN HALF OF THE CWA UNDER NORTH AND
NORTHEASTERLY FLOW...AND SOUTHWESTERLY FLOW OVER THE SOUTHERN AREAS
WHERE DEW POINTS REMAIN AROUND 10 TO 12 DEGREES HIGHER. SOME EARLY
MORNING FOG BROUGHT BRIEF PERIODS OF REDUCED VISIBILITIES OVER FORT
MYERS AND VICINITY. LARGER DEW POINT DEPRESSIONS AROUND THE TAMPA
BAY AREA PREVENTED ANY SIGNIFICANT FOG FORMATION. THE FRONTAL
BOUNDARY SHOULD SLOWLY MIGRATE FURTHER SOUTH AND MOVE AWAY FROM THE
AREA BY MONDAY WHEN STRONG COLD AIR ADVECTION FROM THE NORTH IS
EXPECTED.

AT 810 AM EST THE NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
INDICATING LIGHT RAINSHOWERS MOVING OVER THE NATURE COAST WHILE A
COUPLE OF ISOLATED STRONGER CELLS WHERE AFFECTING SARASOTA...MANATEE
AND HARDEE COUNTY. SOME ADDITIONAL LIGHT RAINSHOWERS ARE POSSIBLE
TODAY AS OVERRRUNING CONTINUES.

THE FRONTAL BOUNDARY SHOULD SLOWLY MIGRATE FURTHER SOUTH AND MOVING
AWAY FORM THE AREA BY MONDAY WHEN STRONG COLD AIR ADVECTION FROM THE
NORTH IS EXPECTED. EXPECT A GENERALLY CLOUDY DAY WITH AFTERNOON
HIGHS REMAINING IN THE LOWER TO MID 70S...AND OVERNIGHT LOWS IN THE
MID 50S.

&&

.AVIATION...LOW CIGS OVER OUR NORTHERN TAF SITES WILL GRADUALLY LIFT
TODAY AS DRIER LOW LEVEL AIR MOVES IN FROM THE NORTH BEHIND THE
BOUNDARY. FOR THE REST OF THIS MORNING...THESE TERMINALS CAN EXPECT
MVFR CIGS WITH A FEW LIGHT SHOWERS...WITH CONDITIONS IMPROVING THIS
AFTERNOON. FARTHER SOUTH NEAR RSW/FMY...THIS PROCESS WILL TAKE A
WHILE LONGER AS THE WIND SHIFT AND BEGINNING OF DRIER AIR STILL
NORTH OF KPGD. AS SUCH...EXPECTING THE FOG AND LOW CIGS TO PERSIST A
WHILE LONGER THIS MORNING...FOLLOWED BY A BRIEF IMPROVEMENT WITH
DAYTIME HEATING. THEN SIMILAR TO THE NORTHERN SITES...LOWER CIGS
SHOULD RETURN AFTER THE BOUNDARY PASSES THROUGH.

&&

.MARINE...OTHER THAN SOME ISOLATED SEA FOG PATCHES THIS
MORNING...THERE ARE NO CONCERNS OVER THE MARINE ZONES AS WINDS AND
SEAS SHOULD REMAIN BELOW HIGHLIGHT CRITERIA TODAY. THEN ON SUNDAY
BUILDING HIGH PRESSURE FROM THE NORTH WILL BRING INCREASING WINDS
WHICH ARE EXPECTED TO APPROACH OR REACH SCEC CRITERIA BY SUNDAY
EVENING.

&&

.FIRE WEATHER...NEXT DAY POTENTIAL FOR WIDE SPREAD FIRE WEATHER
HAZARDOUS CONDITIONS WILL BE MONDAY AFTERNOON WHEN CRASHING DEW
POINTS ARE EXPECTED TO BRING EXTENDED PERIODS OF TIME OF RH VALUES
WELL BELOW CRITICAL LEVELS. DRY CONDITIONS WILL PROBABLY CONTINUE ON
TUESDAY AFTERNOON...THEN LOW LEVEL MOISTURE SHOULD SLOWLY BEGIN
RECOVERING BY TUESDAY EVENING AS SURFACE WINDS VEER TO THE NORTHEAST
AND EAST.

&&

.TBW WATCHES/WARNINGS/ADVISORIES...
FL...NONE.
GULF WATERS...NONE.
&&

DISCUSSION...AR
AVIATION...NP
Hazardous weather outlook, Mar 3, 4:17 AM EST, 9 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
417 AM EST SAT MAR 3 2007

FLZ039-042-043-048>052-055>057-060-061-031530-
LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-POLK-
MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO-
417 AM EST SAT MAR 3 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
FLORIDA.

.DAY ONE...TODAY AND TONIGHT

PATCHY DENSE FOG MAINLY ON THE COASTAL WATERS FROM TAMPA BAY
SOUTH WILL PERSIST UNTIL SHORTLY AFTER SUNRISE.

SCATTERED SHOWERS THROUGH THE EVENING WILL PRODUCE BRIEFLY LOWER
VISIBILITIES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A SLIGHT CHANCE OF SHOWERS SUNDAY AND AGAIN THURSDAY AND THURSDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

FLZ062-065-031530-
CHARLOTTE-LEE-
417 AM EST SAT MAR 3 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
FLORIDA.

.DAY ONE...TODAY AND TONIGHT

PATCHY FOG MAINLY ON THE COASTAL WATERS WILL PERSIST UNTIL SHORTLY
AFTER SUNRISE.

ISOLATED SHOWERS THROUGH THE EVENING WILL PRODUCE BRIEFLY LOWER
VISIBILITIES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A SLIGHT CHANCE OF SHOWERS THROUGH SUNDAY NIGHT AND AGAIN
THURSDAY AND THURSDAY NIGHT.

.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.

IssuedProductOfficeCountiesLasted
Mar 3, 2:05 PM ESTFire Weather WatchTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter25 hr

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.