Alert archive / Alabama / Tornado Watches in 2019
Tornado Watch 6
The Storm Prediction Center issued this tornado watch at Feb 23, 2019, 3:01 PM CST for 27 counties in Alabama; 20 counties in Tennessee. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 23, 2019, 3:01 PM CST (21:01 UTC)
- Expired
- Feb 23, 2019, 8:52 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 47 counties
Bibb County, AL, Blount County, AL, Chilton County, AL, Colbert County, AL, Cullman County, AL, Etowah County, AL, Fayette County, AL, Franklin County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lamar County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marion County, AL, Marshall County, AL, Morgan County, AL, Perry County, AL, Pickens County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL, Bedford County, TN, Cheatham County, TN, Davidson County, TN, Dickson County, TN, Giles County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Marshall County, TN, Maury County, TN, Montgomery County, TN, Moore County, TN, Perry County, TN, Rutherford County, TN, Stewart County, TN, Wayne County, TN, Williamson County, TN
The radar
The Northeast Alabama radar (KHTX), 81 km from the middle of the area, began a volume at 21:02 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 60%
- One or more EF2 to EF5 tornadoes
- 40%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 20%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
26 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 23, 3:07 PM CST | Tornado Warning | BMX | Walker | 23 min |
| Feb 23, 3:19 PM CST | Tornado Warning | BMX | Winston | 26 min |
| Feb 23, 3:32 PM CST | Tornado Warning | HUN | Cullman | 28 min |
| Feb 23, 3:38 PM CST | Severe Thunderstorm Warning | HUN | Limestone, Madison, Morgan | 20 min |
| Feb 23, 3:39 PM CST | Severe Thunderstorm Warning | BMX | Jefferson | 66 min |
| Feb 23, 3:55 PM CST | Tornado Warning | HUN | Cullman, Morgan | 35 min |
| Feb 23, 4:39 PM CST | Severe Thunderstorm Warning | BMX | Lamar, Marion | 34 min |
| Feb 23, 4:39 PM CST | Flash Flood Warning | OHX | Cheatham, Davidson, Robertson, Sumner, Wilson | 3 hr |
| Feb 23, 4:54 PM CST | Tornado Warning | HUN | Lauderdale | 20 min |
| Feb 23, 4:56 PM CST | Severe Thunderstorm Warning | HUN | Franklin | 34 min |
| Feb 23, 4:59 PM CST | Flash Flood Warning | OHX | Dickson, Hickman, Humphreys, Lewis, Maury, Perry | 4 hr |
| Feb 23, 5:07 PM CST | Tornado Warning | OHX | Dickson, Hickman, Perry | 23 min |
| Feb 23, 5:27 PM CST | Tornado Warning | BMX | Lamar | 48 min |
| Feb 23, 5:29 PM CST | Severe Thunderstorm Warning | HUN | Colbert, Franklin, Lawrence | 31 min |
| Feb 23, 5:48 PM CST | Flash Flood Warning | OHX | Cheatham, Davidson, Dickson, Rutherford, Trousdale, Williamson and 1 more | 4 hr |
| Feb 23, 5:59 PM CST | Tornado Warning | BMX | Fayette | 35 min |
| Feb 23, 6:25 PM CST | Flash Flood Warning | OHX | Bedford, Giles, Lawrence, Marshall, Maury, Rutherford and 1 more | 4 hr |
| Feb 23, 6:29 PM CST | Severe Thunderstorm Warning | HUN | Limestone, Morgan | 31 min |
| Feb 23, 6:36 PM CST | Flash Flood Warning | OHX | Cheatham, Dickson, Houston, Humphreys, Montgomery, Robertson | 6 hr |
| Feb 23, 6:41 PM CST | Tornado Warning | BMX | Fayette, Walker | 15 min |
| Feb 23, 7:09 PM CST | Flash Flood Warning | HUN | Limestone, Madison, Morgan | 51 min |
| Feb 23, 7:20 PM CST | Flash Flood Warning | OHX | Cheatham, Davidson, Robertson, Sumner | 4 hr |
| Feb 23, 7:30 PM CST | Tornado Warning | BMX | Walker | 19 min |
| Feb 23, 7:30 PM CST | Flash Flood Warning | HUN | Jackson, Madison | 60 min |
| Feb 23, 7:34 PM CST | Tornado Warning | HUN | Cullman | 26 min |
| Feb 23, 7:54 PM CST | Tornado Warning | HUN | Cullman | 36 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.0 hours before the alert went out and 159 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- -81 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 23, 1:58 PM CST | Mesoscale Discussion | SPC | Fayette, Greene, Hale, Sumter, Tuscaloosa, Walker and 1 more | 62 min |
| Feb 23, 5:01 PM CST | Mesoscale Discussion | SPC | Colbert, Fayette, Franklin, Greene, Hale, Lamar and 10 more | 119 min |
| Feb 23, 12:26 PM CST | Tornado Watch | SPC | Benton, Carroll, Chester, Crockett, Decatur, Fayette and 12 more | 8 hr |
Nearby
Tornado Watches in Alabama, 2019Tornado Watches in Tennessee, 2019Every tornado watch in 2019
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.