Alert archive / Florida / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 55, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 15, 2001, 2:45 PM EST for Dixie County, Lafayette County, Taylor County, Florida. It was in force for 45 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Mar 15, 2001, 2:45 PM EST (19:45 UTC)
- Expired
- Mar 15, 2001, 3:30 PM EST
- In force
- 45 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Dixie County, FL, Lafayette County, FL, Taylor County, FL
The radar
The Tallahassee radar (KTLH), 119 km from the middle of the area, began a volume at 19:48 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 15, 3:00 PM EST | Thunderstorm Wind | Northwest Portion, FL | A mobile home off Governor Hill Road was damaged when winds torn off its roof and walls. Reported by the Dixie County Advocate. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 15, 1:00 PM EST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.8 hours before the alert went out and 117 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
- 522 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 482 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 148 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KTAE 151946 SVRTLH FLC029-067-123-152030- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 245 PM EST THU MAR 15 2001 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN DIXIE COUNTY IN FLORIDA LAFAYETTE COUNTY IN FLORIDA SOUTHEASTERN TAYLOR COUNTY IN FLORIDA * UNTIL 330 PM EST... * AT 245 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 3 MILES NORTHWEST OF TENNILLE A/P...OR ABOUT 8 MILES NORTH OF STEINHATCHEE...MOVING NORTHEAST AT 40 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... TENNILLE A/PX...TENNILLE BY 250 PM EST... HINES BY 250 PM EST... LAT...LON 2981 8353 2968 8338 2968 8300 3000 8310 .END 7-TREXLER
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 15, 3:01 AM EST | Severe Thunderstorm Warning | TAE | Holmes | 29 min |
| Mar 15, 4:03 AM EST | Severe Thunderstorm Warning | TAE | Walton, Washington | 42 min |
| Mar 15, 4:37 AM EST | Tornado Warning | TAE | Jackson, Washington | 38 min |
| Mar 15, 7:32 AM EST | Severe Thunderstorm Warning | TAE | Gadsden | 28 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2001Every severe thunderstorm warning in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.