Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 13, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this red flag warning at Mar 25, 2012, 2:09 PM EDT for Polk County, Sumter County, Florida. It took effect at Mar 25, 2012, 2:27 PM EDT. It was in force for 5 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 25, 2012, 2:09 PM EDT (18:09 UTC)
- In effect from
- Mar 25, 2012, 2:27 PM EDT
- Expired
- Mar 25, 2012, 7:00 PM EDT
- In force
- 5 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 18:11 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, 6.2 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
- 688 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 607 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
388 WWUS82 KTBW 251809 RFWTBW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 209 PM EDT SUN MAR 25 2012 ...RED FLAG WARNING UNTIL 7 PM TODAY FOR THE NATURE COAST AND INCLUDING HILLSBOROUGH AND POLK COUNTIES... .RELATIVE HUMIDITIES WILL BRIEFLY REACH 34 PERCENT OR LOWER WITH WINDS REACHING 15 MPH WITH HIGHER GUSTS. FLZ039-042-043-048-049-051-052-252300- /O.NEW.KTBW.FW.W.0013.120325T1900Z-120325T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-HILLSBOROUGH-POLK- 209 PM EDT SUN MAR 25 2012 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR... THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. * AFFECTED AREA...LEVY...CITRUS...SUMTER...HERNANDO...PASCO... HILLSBOROUGH...POLK. * WIND...PERIODS WINDS OF 15 MPH WITH HIGHER GUSTS. * HUMIDITY...PERIODS OF HUMIDITY DROPPING BELOW 35 PERCENT THROUGH THE REST OF THIS AFTERNOON. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. 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. && $$
1 follow-up statement
654 WWUS82 KTBW 251827 AAA RFWTBW URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 227 PM EDT SUN MAR 25 2012 ...RED FLAG WARNING UNTIL 7 PM TODAY FOR THE NATURE COAST AND INCLUDING HILLSBOROUGH AND POLK COUNTIES... .RELATIVE HUMIDITIES WILL BRIEFLY REACH 34 PERCENT OR LOWER WITH WINDS REACHING 15 MPH WITH HIGHER GUSTS. FLZ039-042-043-048-049-051-052-252300- /O.EXT.KTBW.FW.W.0013.120325T1827Z-120325T2300Z/ LEVY-CITRUS-SUMTER-HERNANDO-PASCO-HILLSBOROUGH-POLK- 227 PM EDT SUN MAR 25 2012 ...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR... * AFFECTED AREA...LEVY...CITRUS...SUMTER...HERNANDO...PASCO... HILLSBOROUGH...POLK. * WIND...PERIODS OF WINDS OF 15 MPH WITH HIGHER GUSTS. * HUMIDITY...PERIODS OF HUMIDITY DROPPING BELOW 35 PERCENT THROUGH THE REST OF THIS AFTERNOON. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. && $$
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 6:24 AM EDT | Special Marine Warning | TBW | 66 min | |
| Mar 25, 6:48 AM EDT | Special Weather Statement | TBW | Lee | 72 min |
| Mar 25, 1:12 PM EDT | Special Weather Statement | TBW | Highlands | 33 min |
Nearby
Red Flag Warnings in Florida, 2012Every red flag warning in 2012
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.