Alert archive / Florida / Red Flag Warnings in 2011
Red Flag Warning 2, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this red flag warning at Jan 11, 2011, 2:07 PM EST for 6 counties in Florida. It took effect at Jan 12, 2011, 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
- Jan 11, 2011, 2:07 PM EST (19:07 UTC)
- In effect from
- Jan 12, 2011, 12:00 PM EST
- Expired
- Jan 12, 2011, 6:00 PM EST
- In force
- 6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 956 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
040 WWUS82 KTBW 111907 RFWTBW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 207 PM EST TUE JAN 11 2011 ...RED FLAG WARNING IN EFFECT WEDNESDAY AFTERNOON FOR ALL COUNTIES FOR LONG DURATIONS OF LOW HUMIDITIES... ...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON FOR ALL COUNTIES FOR LONG DURATIONS OF LOW HUMIDITIES... .COOLER AND DRIER AIR WILL BE MOVING INTO THE AREA WEDNESDAY AS HIGH PRESSURE BUILDS INTO THE AREA BEHIND A COLD FRONT. FLZ039-042-043-048-049-051-052-055>057-060>062-065-122315- /O.UPG.KTBW.FW.A.0001.110112T1700Z-110112T2300Z/ /O.NEW.KTBW.FW.W.0002.110112T1700Z-110112T2300Z/ /O.NEW.KTBW.FW.A.0002.110113T1700Z-110113T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-HILLSBOROUGH-POLK-MANATEE- HARDEE-HIGHLANDS-SARASOTA-DE SOTO-CHARLOTTE-LEE- 207 PM EST TUE JAN 11 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST WEDNESDAY... ...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST WEDNESDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR THURSDAY AFTERNOON. THE FIRE WEATHER WATCH WEDNESDAY HAS BEEN CANCELED. COOLER AND DRIER AIR WILL MOVE INTO THE AREA BEHIND A COLD FRONT. AFTERNOON HUMIDITIES WILL FALL BELOW 35 PERCENT FOR AROUND 4 HOURS WEDNESDAY AFTERNOON. THIS WILL ALLOW FOR THE RAPID SPREAD OF ANY FIRE. SIMILAR CONDITIONS ARE EXPECTED THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ FLZ050-122315- /O.NEW.KTBW.FW.W.0002.110112T1700Z-110112T2300Z/ /O.NEW.KTBW.FW.A.0002.110113T1700Z-110113T2300Z/ PINELLAS- 207 PM EST TUE JAN 11 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST WEDNESDAY... ...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST WEDNESDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR THURSDAY AFTERNOON. COOLER AND DRIER AIR WILL MOVE INTO THE AREA BEHIND A COLD FRONT. AFTERNOON HUMIDITIES WILL FALL BELOW 35 PERCENT FOR AROUND 4 HOURS WEDNESDAY AFTERNOON. THIS WILL ALLOW FOR THE RAPID SPREAD OF ANY FIRE. SIMILAR CONDITIONS ARE EXPECTED THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD. && $$
1 follow-up statement
722 WWUS82 KTBW 121855 RFWTBW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 155 PM EST WED JAN 12 2011 ...RED FLAG WARNING CONTINUES THIS AFTERNOON IN ALL COUNTIES FOR 4 OR MORE HOURS OF HUMIDITIES BELOW 35 PERCENT AND WINDS OF 15 MPH OR MORE ALONG THE COAST... ...RED FLAG WARNING IS IN EFFECT THURSDAY AFTERNOON FOR ALL COUNTIES FOR LONG DURATIONS OF CRITICAL HUMIDITIES... ...A FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR LEVY... CITRUS...SUMTER...AND HERNANDO COUNTIES FOR LONG DURATIONS OF LOW HUMIDITIES... .COOLER AND DRIER AIR WILL BE MOVING INTO THE AREA WEDNESDAY AS HIGH PRESSURE BUILDS INTO THE AREA BEHIND A COLD FRONT. FLZ039-042-043-048-122315- /O.UPG.KTBW.FW.A.0002.110113T1700Z-110113T2300Z/ /O.NEW.KTBW.FW.W.0003.110113T1700Z-110113T2300Z/ /O.NEW.KTBW.FW.A.0003.110114T1700Z-110114T2300Z/ /O.CON.KTBW.FW.W.0002.000000T0000Z-110112T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO- 155 PM EST WED JAN 12 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY... ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST THURSDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR FRIDAY AFTERNOON. THE FIRE WEATHER WATCH FOR THURSDAY NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING. COOLER AND DRIER AIR WILL CONTINUE TO MOVE INTO THE AREA THROUGH THE END OF THE WEEK. AFTERNOON HUMIDITIES WILL FALL BELOW 35 PERCENT FOR AROUND 4 HOURS THIS AFTERNOON. THIS WILL ALLOW FOR THE RAPID SPREAD OF ANY FIRE. SIMILAR CONDITIONS ARE EXPECTED THURSDAY AND FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ FLZ049>052-055>057-060>062-065-122315- /O.UPG.KTBW.FW.A.0002.110113T1700Z-110113T2300Z/ /O.NEW.KTBW.FW.W.0003.110113T1700Z-110113T2300Z/ /O.CON.KTBW.FW.W.0002.000000T0000Z-110112T2300Z/ PASCO-PINELLAS-HILLSBOROUGH-POLK-MANATEE-HARDEE-HIGHLANDS- SARASOTA-DE SOTO-CHARLOTTE-LEE- 155 PM EST WED JAN 12 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST THURSDAY. THE FIRE WEATHER WATCH FOR THURSDAY IS NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING. COOLER AND DRIER AIR WILL CONTINUE TO MOVE INTO THE AREA THROUGH THURSDAY AND THEN BEGIN TO MOISTEN FOR THE END OF THE WEEK. AFTERNOON HUMIDITIES WILL FALL BELOW 35 PERCENT FOR AROUND 4 HOURS THIS AFTERNOON. THIS WILL ALLOW FOR THE RAPID SPREAD OF ANY FIRE. SIMILAR CONDITIONS ARE EXPECTED THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. && $$
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 5:05 AM EST | Fire Weather Watch | TBW | DeSoto, Hardee, Highlands, Polk, Sumter | 9 hr |
| Jan 11, 2:07 PM EST | Fire Weather Watch | TBW | DeSoto, Hardee, Highlands, Pinellas, Polk, Sumter | 24 hr |
| Jan 11, 3:07 PM EST | Freeze Watch | TBW | DeSoto, Hardee, Highlands, Pinellas, Polk, Sumter | 12 hr |
| Jan 11, 3:07 PM EST | Hard Freeze Watch | TBW | 12 hr | |
| Jan 11, 3:29 PM EST | Small Craft Advisory | TBW | 49 hr | |
| Jan 11, 5:48 PM EST | Freeze Warning | TBW | 15 hr | |
| Jan 11, 6:30 PM EST | Wind Chill Advisory | TBW | DeSoto, Hardee, Highlands, Pinellas, Polk, Sumter | 15 hr |
Nearby
Red Flag Warnings in Florida, 2011Every red flag warning in 2011
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.