Alert archive / Florida / Red Flag Warnings in 2008
Red Flag Warning 21, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this red flag warning at Mar 8, 2008, 1:42 PM EST for 6 counties in Florida. It took effect at Mar 9, 2008, 5:01 AM EDT. It was in force for 15 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 8, 2008, 1:42 PM EST (18:42 UTC)
- In effect from
- Mar 9, 2008, 5:01 AM EDT
- Expired
- Mar 9, 2008, 8:00 PM EDT
- In force
- 15 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 18:39 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, 6.7 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.
- Mixed-layer CAPE
- 42 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 938 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- -194 m²/s²
- 0-3 km storm-relative helicity
- 83 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 081842 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 142 PM EST SAT MAR 8 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING FOR LEVY...CITRUS...SUMTER...HERNANDO...PASCO...HILLSBOROUGH...AND POLK COUNTIES FOR LONG DURATIONS OF HUMIDITY VALUES BELOW 35 PERCENT COMBINED WITH STRONG GUSTY WINDS... ...RED FLAG WARNING IN EFFECT ON SUNDAY FROM NOON UNTIL 8 PM EDT FOR LEVY...CITRUS...SUMTER...HERNANDO...PASCO...PINELLAS...AND HILLSBOROUGH... SARASOTA...AND MANATEE COUNTIES FOR LONG DURATIONS OF HUMIDITY VALUES LESS THAN 35 PERCENT... ...FIRE WEATHER WATCH REMAINS IN EFFECT ON SUNDAY FROM NOON UNTIL 8 PM EDT FOR POLK...HARDEE...HIGHLANDS...DESOTO...CHARLOTTE...AND LEE COUNTIES FOR THE POSSIBILITY OF LONG DURATIONS OF HUMIDITY VALUES BELOW 35 PERCENT... FLZ039-042-043-048-049-051-082300- /O.UPG.KTBW.FW.A.0019.080309T1600Z-080310T0000Z/ /O.NEW.KTBW.FW.W.0021.080309T1600Z-080310T0000Z/ /O.CON.KTBW.FW.W.0020.000000T0000Z-080308T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-HILLSBOROUGH- 142 PM EST SAT MAR 8 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... ...RED FLAG WARNING IN EFFECT FROM 12 PM TO 8 PM EDT SUNDAY... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 12 PM TO 8 PM EDT ON SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. COOL AND DRY HIGH PRESSURE BUILDING INTO THE REGION WILL SUPPORT BRISK WEST TO NORTHWEST WINDS IN THE 20 TO 30 MPH RANGE THE REMAINDER OF THE AFTERNOON. THESE STRONG WINDS COMBINED WITH HUMIDITIES VALUES DROPPING TO LESS THAN 35 PERCENT WILL SUPPORT RED FLAG CONDITIONS WHICH INCREASE THE SPREAD OF ANY FIRE THAT MAY START WITHIN THE WARNING AREA. ON SUNDAY LIGHTER WINDS ARE EXPECTED...HOWEVER THE DRY AIRMASS WILL REMAIN IN PLACE WHICH WILL AGAIN SUPPORT LONG DURATIONS OF LOW HUMIDITY BELOW 35 PERCENT DURING THE AFTERNOON 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. $$ FLZ050-055-060-082300- /O.UPG.KTBW.FW.A.0019.080309T1600Z-080310T0000Z/ /O.NEW.KTBW.FW.W.0021.080309T1600Z-080310T0000Z/ PINELLAS-MANATEE-SARASOTA- 142 PM EST SAT MAR 8 2008 ...RED FLAG WARNING IN EFFECT FROM 12 PM TO 8 PM EDT SUNDAY... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 12 PM TO 8 PM EDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A DRY AIR MASS ASSOCIATED WITH HIGH PRESSURE BUILDING INTO THE REGION WILL SUPPORT DURATIONS OF LOW HUMIDITY LESS THAN 35 PERCENT OVER THE WARNING AREA LATE SUNDAY MORNING THROUGH THE EVENING HOURS. A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$ FLZ052-082300- /O.CON.KTBW.FW.W.0020.000000T0000Z-080308T2300Z/ /O.CON.KTBW.FW.A.0019.080309T1600Z-080310T0000Z/ POLK- 142 PM EST SAT MAR 8 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING. COOL AND DRY HIGH PRESSURE BUILDING INTO THE REGION WILL SUPPORT BRISK WEST TO NORTHWEST WINDS IN THE 20 TO 30 MPH RANGE THE REMAINDER OF THE AFTERNOON. THESE STRONG WINDS COMBINED WITH HUMIDITIES VALUES DROPPING TO LESS THAN 35 PERCENT WILL SUPPORT RED FLAG CONDITIONS...WHICH INCREASE THE SPREAD OF ANY FIRE THAT MAY START WITHIN THE WARNING AREA. ON SUNDAY LIGHTER WINDS ARE EXPECTED...HOWEVER THE DRY AIRMASS WILL REMAIN IN PLACE WHICH MAY SUPPORT LONG DURATIONS OF LOW HUMIDITY BELOW 35 PERCENT DURING THE AFTERNOON 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. $$ FLZ056-057-061-062-065-082300- /O.CON.KTBW.FW.A.0019.080309T1600Z-080310T0000Z/ HARDEE-HIGHLANDS-DE SOTO-CHARLOTTE-LEE- 142 PM EST SAT MAR 8 2008 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... A FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING. A DRY AIRMASS ASSOCIATED WITH HIGH PRESSURE BUILDING INTO THE REGION WILL REMAIN IN PLACE ON SUNDAY. THIS DRY AIR MASS MAY SUPPORT LONG DURATIONS OF LOW HUMIDITY VALUES LESS THAN 35 PERCENT OVER THE WATCH AREA DURING THE AFTERNOON AND EARLY EVENING HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$ JCM/RJS
2 follow-up statements
000 WWUS82 KTBW 090000 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 700 PM EST SAT MAR 8 2008 ...RED FLAG WARNING IN EFFECT ON SUNDAY FROM NOON UNTIL 8 PM EDT FOR LEVY...CITRUS...SUMTER...HERNANDO...PASCO...PINELLAS...AND HILLSBOROUGH... SARASOTA...AND MANATEE COUNTIES FOR LONG DURATIONS OF HUMIDITY VALUES LESS THAN 35 PERCENT... ...FIRE WEATHER WATCH REMAINS IN EFFECT ON SUNDAY FROM NOON UNTIL 8 PM EDT FOR POLK...HARDEE...HIGHLANDS...DESOTO...CHARLOTTE...AND LEE COUNTIES FOR THE POSSIBILITY OF LONG DURATIONS OF HUMIDITY VALUES BELOW 35 PERCENT... FLZ039-042-043-048>051-055-060-100000- /O.CON.KTBW.FW.W.0021.080309T1600Z-080310T0000Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-MANATEE- SARASOTA- 700 PM EST SAT MAR 8 2008 ...RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 8 PM EDT SUNDAY... A DRY AIR MASS ASSOCIATED WITH HIGH PRESSURE BUILDING INTO THE REGION WILL SUPPORT DURATIONS OF LOW HUMIDITY LESS THAN 35 PERCENT OVER THE WARNING AREA LATE SUNDAY MORNING THROUGH THE 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. $$ FLZ052-056-057-061-062-065-100000- /O.CON.KTBW.FW.A.0019.080309T1600Z-080310T0000Z/ POLK-HARDEE-HIGHLANDS-DE SOTO-CHARLOTTE-LEE- 700 PM EST SAT MAR 8 2008 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... A DRY AIRMASS ASSOCIATED WITH HIGH PRESSURE BUILDING INTO THE REGION WILL REMAIN IN PLACE ON SUNDAY. THIS DRY AIR MASS MAY SUPPORT LONG DURATIONS OF LOW HUMIDITY VALUES LESS THAN 35 PERCENT OVER THE WATCH AREA DURING THE AFTERNOON AND EARLY EVENING HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$
000 WWUS82 KTBW 090901 RFWTBW RED FLAG WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 501 AM EDT SUN MAR 9 2008 ...RED FLAG WARNING IN EFFECT TODAY FOR ALL AREAS FROM NOON UNTIL 8 PM EDT FOR LONG DURATIONS OF HUMIDITY VALUES LESS THAN 35 PERCENT... FLZ052-056-057-061-062-065-100000- /O.UPG.KTBW.FW.A.0019.080309T1600Z-080310T0000Z/ /O.EXA.KTBW.FW.W.0021.080309T1600Z-080310T0000Z/ POLK-HARDEE-HIGHLANDS-DE SOTO-CHARLOTTE-LEE- 501 AM EDT SUN MAR 9 2008 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 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 NOON TODAY TO 8 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A DRY AIR MASS ASSOCIATED WITH HIGH PRESSURE IN THE REGION WILL SUPPORT DURATIONS OF LOW HUMIDITY LESS THAN 35 PERCENT OVER THE AREA FROM LATE THIS MORNING THROUGH THE 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. $$ FLZ039-042-043-048>051-055-060-100000- /O.CON.KTBW.FW.W.0021.080309T1600Z-080310T0000Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-MANATEE- SARASOTA- 501 AM EDT SUN MAR 9 2008 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING. A DRY AIR MASS ASSOCIATED WITH HIGH PRESSURE IN THE REGION WILL SUPPORT DURATIONS OF LOW HUMIDITY LESS THAN 35 PERCENT OVER THE AREA FROM LATE THIS MORNING THROUGH THE EVENING HOURS. A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. $$
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 7, 8:11 PM EST | Special Marine Warning | TBW | 49 min | |
| Mar 8, 4:31 AM EST | Freeze Warning | TBW | 27 hr | |
| Mar 8, 4:31 AM EST | Lake Wind Advisory | TBW | DeSoto, Hardee, Highlands, Pinellas, Polk, Sumter | 13 hr |
| Mar 8, 4:38 AM EST | Wind Chill Advisory | TBW | 4 hr | |
| Mar 8, 5:14 AM EST | Fire Weather Watch | TBW | DeSoto, Hardee, Highlands, Pinellas, Polk, Sumter | 23 hr |
| Mar 8, 5:14 AM EST | Red Flag Warning | TBW | Polk, Sumter | 13 hr |
| Mar 8, 8:44 AM EST | Wind Advisory | TBW | Pinellas, Sumter | 5 hr |
Nearby
Red Flag Warnings in Florida, 2008Every red flag warning in 2008
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.