Alert archive / Florida / Flash Flood Warnings in 2014

Flash Flood Warning 41, NWS Tallahassee, FL

October 14, 20144 counties in Florida

NWS Tallahassee, FL issued this flash flood warning at Oct 14, 2014, 2:21 AM CDT for 4 counties in Florida. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 14, 2014, 2:21 AM CDT (07:21 UTC)
Expired
Oct 14, 2014, 5:15 AM CDT
In force
3 hr
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Flood severity
None

Counties Holmes County, FL, Jackson County, FL, Walton County, FL, Washington County, FL

The radar

The Eglin Afb radar (KEVX), 30 km from the middle of the area, began a volume at 07:24 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, 7.4 hours before the alert went out and 142 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 2014-10-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 87 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2014-10-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.193958Sfc1 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
87 J/kg
Mixed-layer CIN
-108 J/kg
Mixed-layer LCL
1247 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

632 
WGUS52 KTAE 140721
FFWTAE
FLC059-063-131-133-141015-
/O.NEW.KTAE.FF.W.0041.141014T0721Z-141014T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
221 AM CDT TUE OCT 14 2014

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN HOLMES COUNTY IN THE PANHANDLE OF FLORIDA...
  THIS INCLUDES THE CITY OF BONIFAY...
  NORTHWESTERN JACKSON COUNTY IN THE PANHANDLE OF FLORIDA...
  EXTREME EAST CENTRAL WALTON COUNTY IN THE PANHANDLE OF FLORIDA...
  WASHINGTON COUNTY IN THE PANHANDLE OF FLORIDA...
  THIS INCLUDES THE CITIES OF...VERNON...CHIPLEY...

* UNTIL 515 AM CDT

* AT 215 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETECTED FLASH
  FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BAHOMA...
  NOMA...BETHLEHEM...SMITH CROSSROADS...TENDIL CROSSING...RICHTER
  CROSSROADS...NOMA JUNCTION...MILLER CROSSROADS...HOLMES COUNTY
  AIRPORT...HOLLAND CROSSROADS...GRACEVILLE...ESTO...COBB
  CROSSROADS...BROWNTOWN AND ARDS CROSSROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE AWAY FROM RISING WATER TO HIGHER GROUND! MOST FLOOD DEATHS OCCUR
IN VEHICLES. DO NOT ATTEMPT TO DRIVE THROUGH FLOODED ROADS.
REMEMBER...TURN AROUND...DON'T DROWN.

REPORT FLOODING OR FLOOD DAMAGE TO THE NATIONAL WEATHER SERVICE IN
TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3...OR YOU MAY CONTACT THE NEAREST
LAW ENFORCEMENT AGENCY.

&&

LAT...LON 3098 8580 3099 8544 3046 8563 3046 8592

$$

22-BARRY

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 7:27 PM CDTTornado WarningTAEFranklin, Liberty33 min
Oct 13, 7:41 PM CDTSpecial Marine WarningTAE34 min
Oct 13, 8:27 PM CDTSpecial Marine WarningTAE2 hr
Oct 13, 8:53 PM CDTTornado WarningTAEFranklin, Liberty25 min
Oct 13, 9:26 PM CDTTornado WarningTAEFranklin, Liberty34 min
Oct 13, 9:57 PM CDTTornado WarningTAELiberty30 min
Oct 13, 10:12 PM CDTSpecial Marine WarningTAE63 min
Oct 14, 12:24 AM CDTSpecial Marine WarningTAE36 min
Oct 14, 1:14 AM CDTSevere Thunderstorm WarningTAEWalton31 min
Oct 14, 1:19 AM CDTSpecial Marine WarningTAE101 min
Oct 14, 1:41 AM CDTSevere Thunderstorm WarningTAEHolmes, Walton49 min
Oct 14, 1:57 AM CDTSevere Thunderstorm WarningTAEBay, Walton, Washington48 min
Oct 14, 2:18 AM CDTSevere Thunderstorm WarningTAEBay27 min
Oct 14, 2:45 AM CDTSevere Thunderstorm WarningTAEBay, Calhoun, Jackson, Washington30 min
Oct 14, 2:54 AM CDTSpecial Marine WarningTAE2 hr
Oct 14, 3:03 AM CDTSevere Thunderstorm WarningTAEFranklin, Gulf42 min
Oct 14, 3:34 AM CDTSevere Thunderstorm WarningTAEFranklin, Gulf, Liberty41 min
Oct 14, 3:55 AM CDTSpecial Marine WarningTAE2 hr
Oct 14, 5:05 AM CDTSpecial Marine WarningTAE115 min
Oct 14, 5:29 AM CDTSevere Thunderstorm WarningTAEWalton46 min
Oct 14, 5:37 AM CDTSevere Thunderstorm WarningTAEJefferson, Wakulla23 min
Oct 14, 6:20 AM CDTSevere Thunderstorm WarningTAEBay, Holmes, Jackson, Walton, Washington55 min
Oct 14, 7:15 AM CDTSpecial Marine WarningTAE2 hr
Oct 14, 7:29 AM CDTTornado WarningTAEFranklin31 min
Oct 14, 7:57 AM CDTTornado WarningTAEFranklin, Liberty, Wakulla13 min
Oct 14, 8:26 AM CDTFlash Flood WarningTAEGadsden, Leon3 hr
Oct 14, 8:47 AM CDTFlash Flood WarningTAELeon3 hr
Oct 14, 9:05 AM CDTSevere Thunderstorm WarningTAEFranklin, Gulf, Liberty, Wakulla40 min
Oct 14, 9:07 AM CDTTornado WarningTAELeon23 min
Oct 14, 9:17 AM CDTSpecial Marine WarningTAE118 min
Oct 14, 9:44 AM CDTSevere Thunderstorm WarningTAEFranklin, Liberty, Wakulla46 min
Oct 14, 10:21 AM CDTSevere Thunderstorm WarningTAEFranklin, Jefferson, Leon, Wakulla39 min
Oct 14, 10:44 AM CDTSevere Thunderstorm WarningTAEJefferson, Leon, Madison, Taylor, Wakulla61 min
Oct 14, 11:02 AM CDTSpecial Marine WarningTAE118 min
Oct 14, 11:19 AM CDTSevere Thunderstorm WarningTAEJefferson, Lafayette, Madison, Taylor56 min

Nearby

Flash Flood Warnings in Florida, 2014Every flash flood warning in 2014

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.