Alert archive / Florida / Red Flag Warnings in 2018
Red Flag Warning 13, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this red flag warning at Mar 22, 2018, 3:01 PM EDT for 6 counties in Florida. It took effect at Mar 23, 2018, 11:00 AM EDT. It was in force for 10 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 22, 2018, 3:01 PM EDT (19:01 UTC)
- In effect from
- Mar 23, 2018, 11:00 AM EDT
- Expired
- Mar 23, 2018, 9:00 PM EDT
- In force
- 10 hr
- Issued by
- NWS Tampa Bay, FL
Counties Charlotte County, FL, Highlands County, FL, Lee County, FL, Manatee County, FL, Pinellas County, FL, Polk County, FL
The radar
The Tampa radar (KTBW), 55 km from the middle of the area, began a volume at 19:02 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, 7.0 hours before the alert went out and 55 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
- 1776 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- -111 m²/s²
- 0-3 km storm-relative helicity
- -77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
814 WWUS82 KTBW 221901 RFWTBW URGENT - FIRE WEATHER MESSAGE National Weather Service Tampa Bay Area - Ruskin FL 301 PM EDT Thu Mar 22 2018 ...RED FLAG WARNING FOR PORTIONS OF WEST CENTRAL AND SOUTHWEST FLORIDA THIS AFTERNOON and again Friday afternoon DUE TO LONG DURATIONS OF LOW RELATIVE HUMIDITY VALUES AND HIGH ERC VALUES... .Very dry air will remain in place over the next few days. This combined with warming afternoon temperatures will result in long durations of critically low humidities. When combined with high ERCs in some areas, Red Flag conditions are expected. FLZ050-052-162-165-262-265-230315- /O.NEW.KTBW.FW.W.0013.180323T1500Z-180324T0100Z/ /O.CON.KTBW.FW.W.0012.000000T0000Z-180323T0000Z/ Pinellas-Polk-Coastal Charlotte-Coastal Lee-Inland Charlotte- Inland Lee- 301 PM EDT Thu Mar 22 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR LONG DURATIONS OF LOW HUMIDITIES COUPLED WITH HIGH ERCS... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM EDT FRIDAY FOR LONG DURATIONS OF LOW HUMIDITIES COUPLED WITH HIGH ERCS... The National Weather Service in Tampa Bay Area - Ruskin FL has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM EDT Friday. * AFFECTED AREA...Pinellas...Polk...Coastal Charlotte...Coastal Lee...Inland Charlotte...Inland Lee. * WIND...Northwest 10 to 15 mph...and 8 to 10 mph on Friday. * HUMIDITY...20 to 25 percent. * ERC...38 to 42. * 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. A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
3 follow-up statements
258 WWUS82 KTBW 222223 RFWTBW URGENT - FIRE WEATHER MESSAGE National Weather Service Tampa Bay Area - Ruskin FL 623 PM EDT Thu Mar 22 2018 ...RED FLAG WARNING FOR PORTIONS OF WEST CENTRAL AND SOUTHWEST FLORIDA THIS AFTERNOON and again Friday afternoon DUE TO LONG DURATIONS OF LOW RELATIVE HUMIDITY VALUES AND HIGH ERC VALUES... .Very dry air will remain in place over the next few days. This combined with warming afternoon temperatures will result in long durations of critically low humidities. When combined with high ERCs in some areas, Red Flag conditions are expected. FLZ057-155-255-231100- /O.EXA.KTBW.FW.W.0013.180323T1500Z-180324T0100Z/ Highlands-Coastal Manatee-Inland Manatee- 623 PM EDT Thu Mar 22 2018 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM EDT FRIDAY FOR LONG DURATIONS OF LOW RELATIVE HUMIDITY AND HIGH ERC VALUES... The National Weather Service in Tampa Bay Area - Ruskin FL has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM EDT Friday. The National Weather Service in Tampa Bay Area - Ruskin FL has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM EDT Friday. * AFFECTED AREA...Highlands...Coastal Manatee...Inland Manatee. * WIND...7 to 11 mph on Friday. * HUMIDITY...20 to 25 percent. * ERC...37 to 38. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ FLZ050-052-162-165-262-265-231100- /O.CON.KTBW.FW.W.0012.000000T0000Z-180323T0000Z/ /O.CON.KTBW.FW.W.0013.180323T1500Z-180324T0100Z/ Pinellas-Polk-Coastal Charlotte-Coastal Lee-Inland Charlotte- Inland Lee- 623 PM EDT Thu Mar 22 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR LONG DURATIONS OF LOW RELATIVE HUMIDITY AND HIGH ERC VALUES... ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM EDT FRIDAY FOR LONG DURATIONS OF LOW RELATIVE HUMIDITY AND HIGH ERC VALUES... The National Weather Service in Tampa Bay Area - Ruskin FL has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM EDT Friday. * AFFECTED AREA...Pinellas...Polk...Coastal Charlotte...Coastal Lee...Inland Charlotte...Inland Lee. * WIND...Northwest 10 to 15 mph today...and 8 to 10 mph on Friday. * HUMIDITY...20 to 25 percent. * ERC...38 to 45. * 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. A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
193 WWUS82 KTBW 230740 RFWTBW URGENT - FIRE WEATHER MESSAGE National Weather Service Tampa Bay Area - Ruskin FL 340 AM EDT Fri Mar 23 2018 ...RED FLAG WARNING FOR PORTIONS OF WEST CENTRAL AND SOUTHWEST FLORIDA THIS AFTERNOON DUE TO LONG DURATIONS OF LOW RELATIVE HUMIDITY VALUES AND HIGH ERC VALUES... .Very dry air will remain in place today. This combined with warming afternoon temperatures will result in long durations of critically low relative humidity values. This, along with high ERC values for portions of the region, will lead to Red Flag conditions. FLZ050-052-057-155-162-165-255-262-265-240100- /O.CON.KTBW.FW.W.0013.180323T1500Z-180324T0100Z/ Pinellas-Polk-Highlands-Coastal Manatee-Coastal Charlotte- Coastal Lee-Inland Manatee-Inland Charlotte-Inland Lee- 340 AM EDT Fri Mar 23 2018 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM EDT THIS EVENING FOR LONG DURATIONS OF LOW RELATIVE HUMIDITY VALUES AND HIGH ERC VALUES... The National Weather Service in Tampa Bay Area - Ruskin FL has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM EDT Friday. * AFFECTED AREA...Pinellas...Polk...Highlands...Coastal Manatee...Coastal Charlotte...Coastal Lee...Inland Manatee... Inland Charlotte...Inland Lee. * WIND...North 7 to 11 mph. * HUMIDITY...20 to 25 percent. * ERC...37 to 45. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
488 WWUS82 KTBW 232131 RFWTBW URGENT - FIRE WEATHER MESSAGE National Weather Service Tampa Bay Area - Ruskin FL 531 PM EDT Fri Mar 23 2018 ...RED FLAG WARNING FOR PORTIONS OF WEST CENTRAL AND SOUTHWEST FLORIDA THIS AFTERNOON AND AGAIN ON SATURDAY DUE TO LONG DURATIONS OF LOW RELATIVE HUMIDITY VALUES AND HIGH ERC VALUES... .Very dry air will remain in place today. This combined with warming afternoon temperatures will result in long durations of critically low relative humidity values. This, along with high ERC values for portions of the region, will lead to Red Flag conditions. FLZ050-052-155-162-255-262-265-240945- /O.NEW.KTBW.FW.W.0014.180324T1600Z-180325T0000Z/ /O.CON.KTBW.FW.W.0013.000000T0000Z-180324T0100Z/ Pinellas-Polk-Coastal Manatee-Coastal Charlotte-Inland Manatee- Inland Charlotte-Inland Lee- 531 PM EDT Fri Mar 23 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR LONG DURATIONS OF LOW HUMIDITIES COUPLED WITH HIGH ERCS ... ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM EDT SATURDAY FOR LONG DURATIONS OF LOW HUMIDITIES COUPLE WITH HIGH ERCS. ... The National Weather Service in Tampa Bay Area - Ruskin FL has issued a Red Flag Warning, which is in effect from noon to 8 PM EDT Saturday. * AFFECTED AREA...Pinellas...Polk...Coastal Manatee...Coastal Charlotte...Inland Manatee...Inland Charlotte...Inland Lee. * WIND... South to Southeast 5 to 10 mph. * HUMIDITY...27 to 34 percent. * ERC...37 to 45. * 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. A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ FLZ057-165-240100- /O.CON.KTBW.FW.W.0013.000000T0000Z-180324T0100Z/ Highlands-Coastal Lee- 531 PM EDT Fri Mar 23 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR LONG DURATIONS OF LOW HUMIDITIES COUPLE WITH HIGH ERCS. ... * AFFECTED AREA...Highlands...Coastal Lee. * WIND...North 7 to 11 mph. * HUMIDITY...20 to 25 percent. * ERC...37 to 45. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN 24 HOURS. A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 3:18 AM EDT | Red Flag Warning | TBW | Charlotte, Lee, Pinellas, Polk | 17 hr |
| Mar 22, 3:18 AM EDT | Rip Current Statement | TBW | Charlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota | 20 hr |
| Mar 22, 3:00 PM EDT | Small Craft Advisory | TBW | 20 hr |
Nearby
Red Flag Warnings in Florida, 2018Every red flag warning in 2018
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.