Alert archive / Alabama / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 310, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Dec 28, 2018, 10:38 AM CST for Henry County, Alabama. It was in force for 37 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
- Dec 28, 2018, 10:38 AM CST (16:38 UTC)
- Expired
- Dec 28, 2018, 11:15 AM CST
- In force
- 37 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Henry County, AL
The radar
The Ft Rucker radar (KEOX), 27 km from the middle of the area, began a volume at 16:37 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, 4.6 hours before the alert went out and 137 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
- 1110 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 488 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.0
The text
As transmitted.
157 WUUS52 KTAE 281638 SVRTAE ALC067-281715- /O.NEW.KTAE.SV.W.0310.181228T1638Z-181228T1715Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tallahassee FL 1038 AM CST FRI DEC 28 2018 The National Weather Service in Tallahassee has issued a * Severe Thunderstorm Warning for... Southern Henry County in southeastern Alabama... * Until 1115 AM CST. * At 1037 AM CST, a severe thunderstorm was located over Headland, moving east at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Headland, Kinsey, Haleburg, Grandberry Crossroads, Headland Municipal A/P and Miller. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3131 8510 3131 8536 3135 8539 3147 8509 TIME...MOT...LOC 1637Z 252DEG 23KT 3134 8535 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ 38-GODSEY
1 follow-up statement
328 WWUS52 KTAE 281659 SVSTAE Severe Weather Statement National Weather Service Tallahassee FL 1059 AM CST FRI DEC 28 2018 ALC067-281715- /O.CON.KTAE.SV.W.0310.000000T0000Z-181228T1715Z/ Henry AL- 1059 AM CST FRI DEC 28 2018 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM CST FOR SOUTHEASTERN HENRY COUNTY... At 1058 AM CST, a severe thunderstorm was located 8 miles east of Headland, moving east at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Haleburg, Grandberry Crossroads and Miller. PRECAUTIONARY/PREPAREDNESS ACTIONS... Thunderstorm lines can produce brief tornadoes and wind damage. Although a tornado is not immediately likely, it is best to move to an interior room on the lowest floor of a building. This storm may cause serious injury and significant property damage. && LAT...LON 3131 8510 3131 8530 3138 8530 3147 8509 TIME...MOT...LOC 1658Z 267DEG 21KT 3134 8520 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ 38-GODSEY
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 28, 9:07 AM CST | Special Weather Statement | TAE | Dale | 38 min |
| Dec 28, 10:47 AM CST | Severe Thunderstorm Warning | TAE | Houston | 43 min |
| Dec 28, 10:54 AM CST | Severe Thunderstorm Warning | TAE | Houston | 51 min |
| Dec 28, 11:02 AM CST | Tornado Warning | TAE | Henry, Houston | 28 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2018Every severe thunderstorm warning in 2018
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.