Alert archive / Florida / Flash Flood Warnings in 1998
Flash Flood Warning 13, NWS Tallahassee, FL
NWS Tallahassee, FL issued this flash flood warning at Sep 29, 1998, 3:57 PM EDT for Franklin County, Wakulla County, Florida. It was in force for 4 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
- Sep 29, 1998, 3:57 PM EDT (19:57 UTC)
- Expired
- Sep 29, 1998, 8:00 PM EDT
- In force
- 4 hr
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
Counties Franklin County, FL, Wakulla County, FL
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 8.0 hours before the alert went out and 54 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
- 675 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 827 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 4.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTLH 291956 FFWTLH FLC037-039-073-077-129-300000- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 357 PM EDT TUE SEP 29 1998 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A * FLOOD WARNING FOR... FRANKLIN...GADSDEN...LEON...LIBERTY AND WAKULLA COUNTY IN NORTHERN FLORIDA. * UNTIL 800 PM EDT A BAND OF VERY HEAVY SHOWERS AND THUNDERSTORMS CURRENTLY OVER PORTIONS OF THE EXTREME EASTERN PANHANDLE WILL MOVE INTO THE WESTERN PORTIONS OF THE BIG BEND BEFORE 5 PM EDT. THESE SHOWERS AND STORMS WILL PRODUCE TORRENTIAL RAINFALL IN A VERY SHORT PERIOD OF TIME. DOPPLER RADAR HAS ALREADY ESTIMATED RAINFALL AMOUNTS OF 4 TO 6 INCHES WITH THESE STORMS DURING THE PAST THREE HOURS AND FLOODING WILL LIKELY OCCUR WITH THESE STORMS AS THEY MOVE INTO THE WESTERN SECTIONS OF THE BIG BEND AND WILL AFFECT TOWNS SUCH AS QUINCY... CRAWFORDVILLE AND TALLAHASSEE THROUGH THE EARLY EVENING HOURS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. IT ONLY TAKES A FOOT OR TWO OF FLOWING WATER TO SWEEP MOST CARS AWAY. REM.EMBER...MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 8:55 PM EDT | Tornado Warning | TAE | Walton | 15 min |
| Sep 28, 9:30 PM EDT | Tornado Warning | TAE | Walton | 15 min |
| Sep 29, 1:47 AM EDT | Flash Flood Warning | TAE | Walton | 12 hr |
| Sep 29, 7:52 AM EDT | Tornado Warning | TAE | Holmes, Washington | 63 min |
| Sep 29, 8:51 AM EDT | Flash Flood Warning | TAE | Bay, Holmes, Washington | 6 hr |
| Sep 29, 9:07 AM EDT | Tornado Warning | TAE | Bay | 48 min |
| Sep 29, 9:24 AM EDT | Tornado Warning | TAE | Washington | 31 min |
| Sep 29, 9:49 AM EDT | Tornado Warning | TAE | Holmes | 46 min |
| Sep 29, 10:13 AM EDT | Severe Thunderstorm Warning | TAE | Bay | 77 min |
| Sep 29, 10:49 AM EDT | Tornado Warning | TAE | Gulf | 61 min |
| Sep 29, 11:13 AM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Jackson | 77 min |
| Sep 29, 3:35 PM EDT | Tornado Warning | TAE | Gulf | 35 min |
| Sep 29, 3:57 PM EDT | Flash Flood Warning | TAE | Gadsden, Leon, Liberty | 4 hr |
| Sep 29, 5:14 PM EDT | Severe Thunderstorm Warning | TAE | Leon, Wakulla | 76 min |
| Sep 29, 5:14 PM EDT | Severe Thunderstorm Warning | TAE | Gadsden | 76 min |
| Sep 29, 6:30 PM EDT | Severe Thunderstorm Warning | TAE | Leon, Wakulla | 60 min |
Nearby
Flash Flood Warnings in Florida, 1998Every flash flood warning in 1998
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.