Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 230, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Aug 29, 2021, 8:46 AM CDT for Gulf County, Florida. It was in force for 29 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 29, 2021, 8:46 AM CDT (13:46 UTC)
- Expired
- Aug 29, 2021, 9:15 AM CDT
- In force
- 29 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Gulf County, FL
The radar
The Eglin Afb radar (KEVX), 108 km from the middle of the area, began a volume at 13:45 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 |
|---|---|---|---|
| Aug 29, 8:56 AM CDT | MARINE TSTM WIND 48 | 3 W Indian Pass, FL | THE MESONET AT SALINAS PARK REPORTED A WIND GUST OF 48 MPH. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 1.8 hours before the alert went out and 121 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
- 912 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 706 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 135 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
297
WUUS52 KTAE 291346
SVRTAE
FLC045-291415-
/O.NEW.KTAE.SV.W.0230.210829T1346Z-210829T1415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
946 AM EDT Sun Aug 29 2021
The National Weather Service in Tallahassee has issued a
* Severe Thunderstorm Warning for...
Southwestern Gulf County in the Panhandle of Florida...
* Until 1015 AM EDT/915 AM CDT/.
* At 946 AM EDT/846 AM CDT/, a severe thunderstorm was located 19
miles south of Port St. Joe, moving north at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Port St. Joe, Mexico Beach, Milltown, Highland View, St Joseph
State Park, Cape San Blas, Indian Pass, Simmons Bayou, Beacon Hill,
Jones Homestead, Ward Ridge and Saint Joe Beach.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2960 8524 2960 8540 2975 8549 2988 8549
2990 8552 2994 8540 2993 8539 2994 8539
2998 8527 2971 8520 2970 8522 2970 8520
2968 8519 2968 8522 2966 8519 2957 8516
TIME...MOT...LOC 1346Z 161DEG 40KT 2953 8527
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
HANERThe office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 9:43 PM CDT | Special Marine Warning | TAE | 62 min | |
| Aug 28, 9:47 PM CDT | Special Marine Warning | TAE | 88 min | |
| Aug 28, 10:00 PM CDT | Tropical Storm Warning | TAE | 17 hr | |
| Aug 28, 11:00 PM CDT | Special Weather Statement | TAE | Franklin, Gulf | 60 min |
| Aug 28, 11:10 PM CDT | Special Marine Warning | TAE | 50 min | |
| Aug 28, 11:14 PM CDT | Special Marine Warning | TAE | 61 min | |
| Aug 28, 11:18 PM CDT | Severe Thunderstorm Warning | TAE | Franklin, Gulf, Liberty | 42 min |
| Aug 28, 11:55 PM CDT | Special Weather Statement | TAE | Liberty, Wakulla | 35 min |
| Aug 29, 12:02 AM CDT | Special Marine Warning | TAE | 88 min | |
| Aug 29, 1:27 AM CDT | Special Marine Warning | TAE | 93 min | |
| Aug 29, 2:11 AM CDT | Special Marine Warning | TAE | 34 min | |
| Aug 29, 2:36 AM CDT | Coastal Flood Advisory | TAE | Bay, Franklin, Gulf, Jefferson, Wakulla, Walton | 25 hr |
| Aug 29, 2:54 AM CDT | Special Marine Warning | TAE | 51 min | |
| Aug 29, 3:06 AM CDT | Special Marine Warning | TAE | 24 min | |
| Aug 29, 5:26 AM CDT | Special Marine Warning | TAE | 52 min | |
| Aug 29, 7:49 AM CDT | Special Marine Warning | TAE | 26 min | |
| Aug 29, 8:18 AM CDT | Special Marine Warning | TAE | 42 min | |
| Aug 29, 8:22 AM CDT | Special Weather Statement | TAE | Bay, Gulf | 38 min |
| Aug 29, 8:53 AM CDT | Special Marine Warning | TAE | 37 min | |
| Aug 29, 8:55 AM CDT | Special Weather Statement | TAE | Walton | 50 min |
| Aug 29, 9:11 AM CDT | Special Weather Statement | TAE | Bay, Gulf | 34 min |
| Aug 29, 9:29 AM CDT | Special Marine Warning | TAE | 31 min | |
| Aug 29, 9:46 AM CDT | Special Weather Statement | TAE | Holmes | 29 min |
| Aug 29, 9:51 AM CDT | Special Weather Statement | TAE | Bay | 39 min |
| Aug 29, 10:22 AM CDT | Special Weather Statement | TAE | Holmes, Washington | 38 min |
| Aug 29, 10:26 AM CDT | Special Marine Warning | TAE | 49 min | |
| Aug 29, 10:59 AM CDT | Special Weather Statement | TAE | Calhoun, Holmes, Jackson | 31 min |
| Aug 29, 11:14 AM CDT | Special Marine Warning | TAE | 46 min | |
| Aug 29, 12:49 PM CDT | Special Marine Warning | TAE | 86 min | |
| Aug 29, 1:40 PM CDT | Severe Thunderstorm Warning | TAE | Bay, Holmes, Walton, Washington | 50 min |
| Aug 29, 2:27 PM CDT | Special Weather Statement | TAE | Holmes, Jackson, Walton, Washington | 48 min |
| Aug 29, 3:51 PM CDT | Special Weather Statement | TAE | Taylor | 39 min |
| Aug 29, 4:06 PM CDT | Areal Flood Advisory | TAE | Bay, Walton, Washington | 114 min |
| Aug 29, 4:10 PM CDT | Special Weather Statement | TAE | Washington | 35 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.