Alert archive / Florida / Flash Flood Warnings in 1991
Flash Flood Warning 4, NWS Tallahassee, FL
NWS Tallahassee, FL issued this flash flood warning at Mar 2, 1991, 7:21 PM CST for Calhoun County, Florida. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Mar 2, 1991, 7:21 PM CST (01:21 UTC)
- Expired
- Mar 2, 1991, 11:30 PM CST
- In force
- 4 hr
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
County Calhoun County, FL
The nearest sounding before it
Apalachicola Mun, FL (KAQQ), launched 00:00Z, 1.4 hours before the alert went out and 78 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
- 1156 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 536 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTLH 030128 FFWTLH FLC013-030530- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 821 PM EST (721 PM CST) SAT MAR 2 1991 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 AM EST (1130 PM CST) FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH FLORIDA ...CALHOUN COUNTY VERY HEAVY RAINFALL AMOUNTS OF OVER 6 TO 7 INCHES ACROSS NORTHERN CALHOUN COUNTY HAVE PRODUCE FLOODING OF MOST OF THE MAJOR STREAMS AND CREEKS IN NORTHERN AND WESTERN CALHOUN COUNTY LAST NIGHT AND TODAY. STATE ROAD 20 IS NOW CLOSED BETWEEN CLARKSVILLE AND HIGHWAY 231 DUE TO FLOODING FROM JUNIPER CREEK. OTHER MAJOR CREEKS THAT ARE FLOODING ARE FOUR MILE CREEK...TEN MILE CREEK AND STAFFORDS CREEK ACROSS ROAD 69 AND 69A. THUNDERSTORMS WILL LIKELY PERSIST THROUGH THE EVENING AND EARLY MORNING HOURS. PERSONS IN CALHOUN COUNTY...ESPECIALLY THOSE LIVING ALONG THE SMALL CREEKS AND STREAMS IN CALHOUN COUNTY SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIVES AND PROPERTY FROM FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 3, 12:00 AM CST | Flash Flood Warning | TAE | Calhoun | 4 hr |
| Mar 3, 12:54 AM CST | Severe Thunderstorm Warning | TAE | Franklin | 51 min |
| Mar 3, 3:46 AM CST | Severe Thunderstorm Warning | TAE | Taylor | 59 min |
| Mar 3, 5:16 AM CST | Flash Flood Warning | TAE | Calhoun, Jackson | 4 hr |
Nearby
Flash Flood Warnings in Florida, 1991Every flash flood warning in 1991
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.