Alert archive / Florida / Red Flag Warnings in 2016

Red Flag Warning 8, NWS Tallahassee, FL

November 21, 20169 counties in Florida

NWS Tallahassee, FL issued this red flag warning at Nov 21, 2016, 12:44 AM CST for 9 counties in Florida. It took effect at Nov 21, 2016, 10:00 AM CST. It was in force for 8 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
Nov 21, 2016, 12:44 AM CST (06:44 UTC)
In effect from
Nov 21, 2016, 10:00 AM CST
Expired
Nov 21, 2016, 6:00 PM CST
In force
8 hr
Issued by
NWS Tallahassee, FL

Counties Bay County, FL, Calhoun County, FL, Gadsden County, FL, Holmes County, FL, Jackson County, FL, Leon County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL

The radar

The Eglin Afb radar (KEVX), 68 km from the middle of the area, began a volume at 06:45 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 6.7 hours before the alert went out and 89 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, Tallahassee Rgnl, FL at 00:00Z on 2016-11-21Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2016-11-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.19395878Sfc1 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
3532 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

337 
WWUS82 KTAE 210644
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
144 AM EST MON NOV 21 2016

...RED FLAG WARNING IN EFFECT FROM 11 AM EST/10 AM CST THIS
MORNING TO 7 PM EST/6 PM CST THIS EVENING FOR LONG DURATIONS OF
LOW RH AND HIGH ERC'S... 

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING FOR SIMILAR CONDITIONS...

.THE COMBINATION OF RH VALUES BELOW 28 PERCENT FOR MUCH OF THIS
AFTERNOON AND ERC VALUES FROM 38 TO 43 WILL MEET RED FLAG WARNING
CRITERIA IN THE WARNED AREA. SIMILAR CONDITIONS ARE EXPECTED ON
TUESDAY.

FLZ007>013-016-017-026-027-108-112-127-220645-
/O.UPG.KTAE.FW.A.0002.161121T1600Z-161121T2300Z/
/O.NEW.KTAE.FW.W.0008.161121T1600Z-161122T0000Z/
/O.NEW.KTAE.FW.A.0003.161122T1600Z-161123T0000Z/
NORTH WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY-
CALHOUN-GADSDEN-LEON-LIBERTY-INLAND WAKULLA-SOUTH WALTON-
COASTAL BAY-COASTAL WAKULLA-
144 AM EST MON NOV 21 2016 /1244 AM CST MON NOV 21 2016/

...RED FLAG WARNING IN EFFECT FROM 11 AM EST /10 AM CST/ THIS
MORNING TO 7 PM EST /6 PM CST/ THIS EVENING...

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

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM EST /10 AM CST/ THIS
MORNING TO 7 PM EST /6 PM CST/ THIS EVENING. A FIRE WEATHER WATCH
HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT FROM
TUESDAY MORNING THROUGH TUESDAY EVENING.

* HUMIDITY...BELOW 28 PERCENT 8 TO 9 HOURS...WITH MINIMUM VALUES
  OF 15 TO 20 PERCENT.

* ERC...38 TO 43.

* IMPACTS...ANY FIRES THAT DEVELOP MAY SPREAD RAPIDLY. OUTDOOR 
  BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW....OR WILL SHORTLY. LOW RELATIVE
HUMIDITY CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

A FIRE WEATHER WATCH MEANS CRITICAL FIRE WEATHER CONDITIONS ARE
POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

PULLIN
2 follow-up statements
458 
WWUS82 KTAE 211936
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
236 PM EST MON NOV 21 2016

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST/6 PM CST
THIS EVENING FOR LONG DURATIONS OF LOW RH AND HIGH FUEL MOISTURE
INDICES...

...A RED FLAG WARNING IS NOW IN EFFECT FROM 11 AM EST/10 AM CST
TUESDAY UNTIL 7 PM EST/6 PM CST TUESDAY EVENING FOR LONG DURATIONS 
OF LOW RH AND HIGH FUEL MOISTURE INDICES...


FLZ007>013-016-017-026-027-108-112-127-220000-
/O.UPG.KTAE.FW.A.0003.161122T1600Z-161123T0000Z/
/O.NEW.KTAE.FW.W.0009.161122T1600Z-161123T0000Z/
/O.CON.KTAE.FW.W.0008.000000T0000Z-161122T0000Z/
NORTH WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY-
CALHOUN-GADSDEN-LEON-LIBERTY-INLAND WAKULLA-SOUTH WALTON-
COASTAL BAY-COASTAL WAKULLA-
236 PM EST MON NOV 21 2016 /136 PM CST MON NOV 21 2016/

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST/6 PM CST
THIS EVENING...

...A RED FLAG WARNING IS NOW IN EFFECT FROM 11 AM EST/10 AM CST
TUESDAY UNTIL 7 PM EST/6 PM CST TUESDAY EVENING...

* LOCATION...NORTH FLORIDA COUNTIES INCLUDING AND WEST OF LEON AND
  GADSDEN COUNTIES TO WALTON COUNTY...EXCLUDING FRANKLIN AND GULF
  COUNTIES.

* HUMIDITY...BELOW 28 PERCENT 8 TO 9 HOURS...WITH MINIMUM VALUES 
  OF 15 TO 20 PERCENT. 

* ERC...38 TO 43.

* IMPACTS...ANY FIRES THAT DEVELOP MAY SPREAD RAPIDLY. OUTDOOR 
  BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW....OR WILL SHORTLY. LOW RELATIVE
HUMIDITY CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

HARRIGAN
183 
WWUS82 KTAE 220009
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
709 PM EST MON NOV 21 2016

...A RED FLAG WARNING IS NOW IN EFFECT FROM 11 AM EST/10 AM CST
TUESDAY UNTIL 7 PM EST/6 PM CST TUESDAY EVENING FOR LONG DURATIONS
OF LOW RH AND HIGH FUEL MOISTURE INDICES...

FLZ007>013-016-017-026-027-108-112-127-221200-
/O.EXP.KTAE.FW.W.0008.000000T0000Z-161122T0000Z/
/O.CON.KTAE.FW.W.0009.161122T1600Z-161123T0000Z/
NORTH WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY-
CALHOUN-GADSDEN-LEON-LIBERTY-INLAND WAKULLA-SOUTH WALTON-
COASTAL BAY-COASTAL WAKULLA-
709 PM EST MON NOV 21 2016 /609 PM CST MON NOV 21 2016/

...A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM EST/10 AM CST
TUESDAY UNTIL 7 PM EST/6 PM CST TUESDAY EVENING...

* LOCATION...NORTH FLORIDA COUNTIES INCLUDING AND WEST OF LEON 
  AND GADSDEN COUNTIES TO WALTON COUNTY...EXCLUDING FRANKLIN AND 
  GULF COUNTIES. 

* HUMIDITY...BELOW 28 PERCENT 8 TO 9 HOURS...WITH MINIMUM 
  VALUES OF 15 TO 20 PERCENT. 

* ERC...38 TO 43.

* IMPACTS...ANY FIRES THAT DEVELOP MAY SPREAD RAPIDLY. OUTDOOR
  BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

HARRIGAN

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 21, 12:44 AM CSTFire Weather WatchTAEBay, Calhoun, Gadsden, Holmes, Jackson, Leon and 3 more13 hr
Nov 21, 1:36 PM CSTRed Flag WarningTAEBay, Calhoun, Gadsden, Holmes, Jackson, Leon and 3 more28 hr

Nearby

Red Flag Warnings in Florida, 2016Every red flag warning in 2016

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.