Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 159, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 19, 2021, 1:01 PM CDT for Walton County, Florida. It was in force for 44 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 19, 2021, 1:01 PM CDT (18:01 UTC)
- Expired
- Jun 19, 2021, 1:45 PM CDT
- In force
- 44 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Walton County, FL
The radar
The Eglin Afb radar (KEVX), 51 km from the middle of the area, began a volume at 18:05 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 19, 9:33 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.0 hours before the alert went out and 200 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
- 1367 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 747 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 147 m²/s²
- 0-3 km storm-relative helicity
- 315 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.7
The text
As transmitted.
186 WUUS52 KTAE 191801 SVRTAE FLC131-191845- /O.NEW.KTAE.SV.W.0159.210619T1801Z-210619T1845Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tallahassee FL 101 PM CDT Sat Jun 19 2021 The National Weather Service in Tallahassee has issued a * Severe Thunderstorm Warning for... Northwestern Walton County in the Panhandle of Florida... * Until 145 PM CDT. * At 100 PM CDT, a severe thunderstorm was located 8 miles east of Crestview, moving northeast at 60 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Eglin Air Force Base, Liberty, Paxton, Gordon, Pond Creek, Oakwood Hills, Cluster Springs, Fox Hill, Alpine Heights, Lakewood, Flowersville, New Harmony, Mossy Head and Caney Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 700 PM CDT for the Panhandle of Florida. Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. && LAT...LON 3099 8639 3099 8618 3072 8621 3069 8639 TIME...MOT...LOC 1800Z 221DEG 50KT 3076 8643 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ 38-GODSEY
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 7:18 PM CDT | Special Marine Warning | TAE | 117 min | |
| Jun 18, 8:23 PM CDT | Special Marine Warning | TAE | 22 min | |
| Jun 18, 8:50 PM CDT | Special Marine Warning | TAE | 115 min | |
| Jun 18, 9:24 PM CDT | Special Marine Warning | TAE | 96 min | |
| Jun 18, 10:17 PM CDT | Tropical Storm Warning | TAE | 17 hr | |
| Jun 19, 4:57 AM CDT | Wind Advisory | TAE | Bay, Holmes, Walton, Washington | 20 hr |
| Jun 19, 7:57 AM CDT | Special Marine Warning | TAE | 78 min | |
| Jun 19, 8:27 AM CDT | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 45 min |
| Jun 19, 8:58 AM CDT | Severe Thunderstorm Warning | TAE | Bay, Calhoun, Holmes, Jackson, Walton, Washington | 49 min |
| Jun 19, 9:01 AM CDT | Tornado Warning | TAE | Walton | 14 min |
| Jun 19, 9:24 AM CDT | Tornado Warning | TAE | Holmes, Walton | 21 min |
| Jun 19, 9:36 AM CDT | Tornado Warning | TAE | Washington | 8 min |
| Jun 19, 10:19 AM CDT | Special Marine Warning | TAE | 33 min | |
| Jun 19, 12:52 PM CDT | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 38 min |
| Jun 19, 1:25 PM CDT | Severe Thunderstorm Warning | TAE | Holmes, Walton, Washington | 50 min |
| Jun 19, 2:02 PM CDT | Special Marine Warning | TAE | 118 min | |
| Jun 19, 2:02 PM CDT | Severe Thunderstorm Warning | TAE | Bay | 43 min |
| Jun 19, 2:09 PM CDT | Tornado Warning | TAE | Bay | 36 min |
| Jun 19, 2:13 PM CDT | Severe Thunderstorm Warning | TAE | Holmes | 62 min |
| Jun 19, 3:57 PM CDT | Special Marine Warning | TAE | 2 hr | |
| Jun 19, 5:52 PM CDT | Special Marine Warning | TAE | 113 min | |
| Jun 19, 6:17 PM CDT | Severe Thunderstorm Warning | TAE | Holmes, Walton, Washington | 43 min |
| Jun 19, 6:55 PM CDT | Severe Thunderstorm Warning | TAE | Holmes, Jackson | 50 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.