Alert archive / Florida / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 113, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 25, 2001, 5:49 PM EDT for Hernando County, Pasco County, Florida. It was in force for 26 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 25, 2001, 5:49 PM EDT (21:49 UTC)
- Expired
- Jul 25, 2001, 6:15 PM EDT
- In force
- 26 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
Counties Hernando County, FL, Pasco County, FL
The radar
The Tampa radar (KTBW), 81 km from the middle of the area, began a volume at 21:51 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 |
|---|---|---|---|
| Jul 25, 6:06 PM EDT | Thunderstorm Wind | Port Richey, FL | National Weather Service damage survey concluded that straight-line thunderstorm winds, estimated between 60 and 65 mph, downed over 100 large trees, several branches, numerous power lines and caused minor roof and lanai damage along a one half mile long by tw |
| Jul 25, 6:21 PM EDT | Thunderstorm Wind | Hudson, FL | National Weather Service damage survey concluded that straight-line thunderstorm winds, estimated at 55 to 60 mph, caused damage to the tin roof of a home, downed a few large trees and several large branches on Lynway Road. Survey indicated that most of the t |
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 nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 9.8 hours before the alert went out and 81 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
- 1349 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 800 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KTBW 252150 SVRTBW FLC053-101-252215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 549 PM EDT WED JUL 25 2001 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN HERNANDO COUNTY IN FLORIDA. WESTERN PASCO COUNTY IN FLORIDA. * UNTIL 615 PM EDT. * AT 549 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS WITH DAMAGING WINDS...FROM 7 MILES EAST OF ARIPEKA TO 17 MILES SOUTHEAST OF HUDSON...MOVING NORTHWEST AT 15 MPH. * SEVERE THUNDERSTORMS WILL AFFECT... MASARYKTOWN. MOON LAKE ESTATES. JASMINE ESTATES. PORT RICHEY. SPRING HILL. WIND GUSTS TO 60 MPH WILL CAUSE SOME STRUCTURAL DAMAGE...MAINLY TO TREES AND POWER LINES. POORLY ANCHORED ROOFS...MOBILE HOMES...AND SHEDS ARE ALSO AT RISK. DIME SIZE HAIL IS ALSO POSSIBLE...AND HEAVY RAINS WILL CAUSE MINOR FLOODING OF POOR DRAINAGE AREAS. REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OF`FICE IN RUSKIN. $$ LAT...LON 2844 8243 2816 8254 2826 8276 2844 8267 88 NNNN
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 3:57 PM EDT | Severe Thunderstorm Warning | TBW | Manatee | 48 min |
| Jul 25, 6:16 PM EDT | Severe Thunderstorm Warning | TBW | Hernando, Pasco | 29 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.