Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 4, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jan 27, 2021, 8:32 AM CST for 4 counties in Florida. It was in force for 43 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
- Jan 27, 2021, 8:32 AM CST (14:32 UTC)
- Expired
- Jan 27, 2021, 9:15 AM CST
- In force
- 43 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Calhoun County, FL, Gadsden County, FL, Jackson County, FL, Liberty County, FL
The radar
The Tallahassee radar (KTLH), 73 km from the middle of the area, began a volume at 14:36 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 27, 8:36 AM CST | FUNNEL CLOUD | 2 N Henderson Mill, FL | RECEIVED PUBLIC REPORT OF FUNNEL CLOUD APPROXIMATELY 5 MI NE OF ALTHA NEAR THE CALHOUN/JACKSON COUNTY LINE. |
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, 2.5 hours before the alert went out and 75 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
- 128 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 548 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 183 m²/s²
- 0-3 km storm-relative helicity
- 308 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.6
The text
As transmitted.
544 WUUS52 KTAE 271432 SVRTAE FLC013-039-063-077-271515- /O.NEW.KTAE.SV.W.0004.210127T1432Z-210127T1515Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tallahassee FL 932 AM EST Wed Jan 27 2021 The National Weather Service in Tallahassee has issued a * Severe Thunderstorm Warning for... Southeastern Jackson County in the Panhandle of Florida... Northeastern Calhoun County in the Panhandle of Florida... Northwestern Gadsden County in Big Bend of Florida... North central Liberty County in Big Bend of Florida... * Until 1015 AM EST/915 AM CST/. * At 932 AM EST/832 AM CST/, a severe thunderstorm was located 11 miles northwest of Blountstown, moving east at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Chattahoochee, Altha, Rock Bluff, Ocheesee, Selman, Hardin Heights, Chason, Union City, Henderson Mill, Sink Creek, Willis, Sycamore, Alliance, Macedonia, Torreya State Park, Roy, River Junction and White Pond. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3052 8522 3064 8522 3070 8481 3049 8483 TIME...MOT...LOC 1432Z 264DEG 24KT 3058 8515 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ 11-MM
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 26, 6:27 PM CST | Areal Flood Advisory | TAE | Franklin, Gulf | 3 hr |
| Jan 26, 6:33 PM CST | Special Marine Warning | TAE | 87 min | |
| Jan 26, 8:34 PM CST | Marine Dense Fog Advisory | TAE | 15 hr | |
| Jan 27, 12:50 AM CST | Small Craft Advisory | TAE | 38 hr | |
| Jan 27, 7:05 AM CST | Severe Thunderstorm Warning | TAE | Jackson | 25 min |
| Jan 27, 7:26 AM CST | Severe Thunderstorm Warning | TAE | Jackson | 34 min |
| Jan 27, 7:38 AM CST | Tornado Warning | TAE | Jackson | 37 min |
| Jan 27, 7:46 AM CST | Special Weather Statement | TAE | Calhoun | 44 min |
| Jan 27, 8:16 AM CST | Special Weather Statement | TAE | Bay, Washington | 44 min |
| Jan 27, 8:27 AM CST | Special Weather Statement | TAE | Calhoun | 63 min |
| Jan 27, 9:10 AM CST | Special Marine Warning | TAE | 3 hr | |
| Jan 27, 9:18 AM CST | Severe Thunderstorm Warning | TAE | Gadsden | 42 min |
| Jan 27, 9:54 AM CST | Special Weather Statement | TAE | Gadsden, Leon | 66 min |
| Jan 27, 9:59 AM CST | Severe Thunderstorm Warning | TAE | Gadsden, Leon, Liberty | 46 min |
| Jan 27, 10:11 AM CST | Special Weather Statement | TAE | Franklin, Gulf, Liberty, Wakulla | 49 min |
| Jan 27, 10:20 AM CST | Tornado Warning | TAE | Gadsden, Leon | 25 min |
| Jan 27, 10:34 AM CST | Tornado Warning | TAE | Gadsden, Jefferson, Leon | 26 min |
| Jan 27, 10:50 AM CST | Tornado Warning | TAE | Jefferson, Leon | 40 min |
| Jan 27, 11:14 AM CST | Special Weather Statement | TAE | Franklin, Liberty | 46 min |
| Jan 27, 11:21 AM CST | Tornado Warning | TAE | Jefferson, Madison, Taylor | 39 min |
| Jan 27, 11:41 AM CST | Special Marine Warning | TAE | 3 hr | |
| Jan 27, 11:55 AM CST | Severe Thunderstorm Warning | TAE | Madison | 50 min |
| Jan 27, 1:23 PM CST | Special Weather Statement | TAE | Dixie, Lafayette | 82 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.