Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 155, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 15, 2021, 6:34 PM EDT for Lafayette County, Florida. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 15, 2021, 6:34 PM EDT (22:34 UTC)
- Expired
- Jun 15, 2021, 7:15 PM EDT
- In force
- 41 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Lafayette County, FL
The radar
The Moody AFB radar (KVAX), 103 km from the middle of the area, began a volume at 22:36 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.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 10.6 hours before the alert went out and 133 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
- 2073 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 942 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
638
WUUS52 KTAE 152234
SVRTAE
FLC067-152315-
/O.NEW.KTAE.SV.W.0155.210615T2234Z-210615T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
634 PM EDT Tue Jun 15 2021
The National Weather Service in Tallahassee has issued a
* Severe Thunderstorm Warning for...
Lafayette County in Big Bend of Florida...
* Until 715 PM EDT.
* At 634 PM EDT, a severe thunderstorm was located near Mayo, moving
south at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Mayo, Hatch Bend, San Pedro Junction, Alton, Grady and Fletcher
Springs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Tallahassee.
&&
LAT...LON 2983 8290 2983 8327 3012 8326 3010 8318
3010 8312 3008 8307 3007 8307 3004 8303
3001 8300 2999 8296 2996 8295 2996 8293
2989 8292 2989 8291 2990 8290 2988 8289
2988 8288
TIME...MOT...LOC 2234Z 350DEG 30KT 3004 8312
HAIL...<.75IN
WIND...60MPH
$$
42-DVD1 follow-up statement
013
WWUS52 KTAE 152255
SVSTAE
Severe Weather Statement
National Weather Service Tallahassee FL
655 PM EDT Tue Jun 15 2021
FLC067-152315-
/O.CON.KTAE.SV.W.0155.000000T0000Z-210615T2315Z/
Lafayette FL-
655 PM EDT Tue Jun 15 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR SOUTHEASTERN LAFAYETTE COUNTY...
At 655 PM EDT, a severe thunderstorm was located 7 miles south of
Obrien, or 12 miles west of Ichetucknee Spring, moving southeast at
30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Hatch Bend, Grady and Fletcher Springs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Tallahassee.
&&
LAT...LON 2983 8311 3010 8312 3008 8307 3007 8307
3004 8303 3001 8300 2999 8296 2996 8295
2996 8293 2989 8292 2989 8291 2990 8290
2988 8289 2988 8288 2983 8290
TIME...MOT...LOC 2255Z 335DEG 28KT 2993 8298
HAIL...<.75IN
WIND...60MPH
$$
42-DVDThe office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 3:44 AM EDT | Special Weather Statement | TAE | Washington | 31 min |
| Jun 15, 7:53 AM EDT | Special Marine Warning | TAE | 37 min | |
| Jun 15, 12:04 PM EDT | Rip Current Statement | TAE | Gulf | 36 hr |
| Jun 15, 1:55 PM EDT | Special Weather Statement | TAE | Bay | 50 min |
| Jun 15, 1:58 PM EDT | Special Weather Statement | TAE | Jefferson | 47 min |
| Jun 15, 2:20 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Franklin, Gulf, Liberty | 25 min |
| Jun 15, 2:20 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Franklin, Gulf, Liberty | 25 min |
| Jun 15, 2:33 PM EDT | Special Weather Statement | TAE | Bay, Calhoun, Walton | 42 min |
| Jun 15, 2:34 PM EDT | Special Weather Statement | TAE | Lafayette | 41 min |
| Jun 15, 2:43 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Franklin, Gulf, Liberty | 62 min |
| Jun 15, 2:50 PM EDT | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 55 min |
| Jun 15, 2:54 PM EDT | Special Weather Statement | TAE | Leon | 36 min |
| Jun 15, 3:00 PM EDT | Special Weather Statement | TAE | Jefferson | 45 min |
| Jun 15, 3:07 PM EDT | Special Weather Statement | TAE | Wakulla | 38 min |
| Jun 15, 3:14 PM EDT | Special Marine Warning | TAE | 61 min | |
| Jun 15, 3:15 PM EDT | Special Weather Statement | TAE | Walton | 45 min |
| Jun 15, 3:16 PM EDT | Severe Thunderstorm Warning | TAE | Bay, Calhoun | 59 min |
| Jun 15, 3:26 PM EDT | Special Weather Statement | TAE | Wakulla | 49 min |
| Jun 15, 3:31 PM EDT | Special Marine Warning | TAE | 59 min | |
| Jun 15, 3:41 PM EDT | Special Marine Warning | TAE | 2 hr | |
| Jun 15, 3:44 PM EDT | Severe Thunderstorm Warning | TAE | Franklin, Jefferson, Leon, Liberty, Wakulla | 61 min |
| Jun 15, 3:51 PM EDT | Special Weather Statement | TAE | Bay, Gulf | 39 min |
| Jun 15, 3:56 PM EDT | Severe Thunderstorm Warning | TAE | Bay, Calhoun, Gulf, Liberty | 49 min |
| Jun 15, 4:02 PM EDT | Special Weather Statement | TAE | Madison | 43 min |
| Jun 15, 4:12 PM EDT | Special Marine Warning | TAE | 2 hr | |
| Jun 15, 4:17 PM EDT | Special Weather Statement | TAE | Jefferson | 43 min |
| Jun 15, 4:24 PM EDT | Severe Thunderstorm Warning | TAE | Bay, Franklin, Gulf | 51 min |
| Jun 15, 4:43 PM EDT | Severe Thunderstorm Warning | TAE | Jefferson, Madison | 77 min |
| Jun 15, 5:26 PM EDT | Special Marine Warning | TAE | 94 min | |
| Jun 15, 5:32 PM EDT | Special Marine Warning | TAE | 88 min | |
| Jun 15, 6:19 PM EDT | Special Weather Statement | TAE | Lafayette | 26 min |
| Jun 15, 6:40 PM EDT | Special Marine Warning | TAE | 95 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.