Alert archive / Alabama / Tornado Warnings in 2020
Tornado Warning 21, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Apr 19, 2020, 4:29 PM CDT for Choctaw County, Alabama. It was in force for 46 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
- Apr 19, 2020, 4:29 PM CDT (21:29 UTC)
- Expired
- Apr 19, 2020, 5:15 PM CDT
- In force
- 46 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Choctaw County, AL
The radar
The Birmingham radar (KBMX), 157 km from the middle of the area, began a volume at 21:33 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 |
|---|---|---|---|
| Apr 19, 3:56 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.5 hours before the alert went out and 192 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
- 776 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 610 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 323 m²/s²
- 0-3 km storm-relative helicity
- 329 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.7
The text
As transmitted.
822
WFUS54 KMOB 192129
TORMOB
ALC023-192215-
/O.NEW.KMOB.TO.W.0021.200419T2129Z-200419T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
429 PM CDT Sun Apr 19 2020
The National Weather Service in Mobile has issued a
* Tornado Warning for...
Northern Choctaw County in southwestern Alabama...
* Until 515 PM CDT.
* At 429 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Lisman, or 6 miles northwest of Butler, moving
east at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Pennington around 450 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3231 8793 3228 8793 3228 8794 3230 8794
3230 8800 3228 8801 3228 8802 3226 8801
3218 8801 3215 8802 3215 8803 3213 8804
3213 8836 3224 8839 3231 8809
TIME...MOT...LOC 2129Z 258DEG 38KT 3217 8828
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$3 follow-up statements
334
WWUS54 KMOB 192138
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
438 PM CDT Sun Apr 19 2020
ALC023-192215-
/O.CON.KMOB.TO.W.0021.000000T0000Z-200419T2215Z/
Choctaw AL-
438 PM CDT Sun Apr 19 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR
NORTHEASTERN CHOCTAW COUNTY...
At 437 PM CDT, a severe thunderstorm capable of producing a tornado
was located 5 miles northeast of Lisman, or 7 miles north of Butler,
moving east at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Pennington around 450 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3231 8793 3228 8793 3228 8794 3230 8794
3230 8800 3228 8801 3228 8802 3226 8801
3218 8801 3217 8803 3215 8827 3226 8832
3231 8809
TIME...MOT...LOC 2137Z 253DEG 34KT 3220 8819
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$673
WWUS54 KMOB 192146
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
446 PM CDT Sun Apr 19 2020
ALC023-192215-
/O.CON.KMOB.TO.W.0021.000000T0000Z-200419T2215Z/
Choctaw AL-
446 PM CDT Sun Apr 19 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR
NORTHEASTERN CHOCTAW COUNTY...
At 446 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Pennington, or 11 miles northeast of Butler, moving
east at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
northeastern Choctaw County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3231 8793 3228 8793 3228 8794 3230 8794
3230 8800 3228 8801 3228 8802 3226 8801
3219 8801 3218 8819 3228 8821 3231 8809
TIME...MOT...LOC 2146Z 256DEG 37KT 3223 8810
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$037
WWUS54 KMOB 192206
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
506 PM CDT Sun Apr 19 2020
ALC023-192215-
/O.EXP.KMOB.TO.W.0021.000000T0000Z-200419T2215Z/
Choctaw AL-
506 PM CDT Sun Apr 19 2020
...THE TORNADO WARNING FOR NORTHEASTERN CHOCTAW COUNTY WILL EXPIRE AT
515 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 1100 PM CDT for southwestern
Alabama.
Remember, a Severe Thunderstorm Warning still remains in effect for
6 PM CDT for Choctaw County.
LAT...LON 3231 8793 3228 8793 3228 8794 3230 8794
3230 8800 3228 8801 3228 8802 3226 8801
3219 8801 3218 8819 3228 8821 3231 8809
TIME...MOT...LOC 2205Z 258DEG 38KT 3227 8788
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 4:01 AM CDT | Small Craft Advisory | MOB | 7 hr | |
| Apr 19, 11:24 AM CDT | Small Craft Advisory | MOB | 23 hr | |
| Apr 19, 2:15 PM CDT | Special Marine Warning | MOB | 2 hr | |
| Apr 19, 3:24 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw | 51 min |
| Apr 19, 3:50 PM CDT | Severe Thunderstorm Warning | MOB | Crenshaw | 14 min |
| Apr 19, 3:58 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 47 min |
| Apr 19, 4:15 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw | 45 min |
| Apr 19, 5:00 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke | 60 min |
| Apr 19, 5:40 PM CDT | Tornado Warning | MOB | Choctaw | 23 min |
| Apr 19, 5:57 PM CDT | Tornado Warning | MOB | Clarke | 48 min |
| Apr 19, 6:14 PM CDT | Severe Thunderstorm Warning | MOB | Clarke | 31 min |
| Apr 19, 6:27 PM CDT | Tornado Warning | MOB | Wilcox | 48 min |
| Apr 19, 6:32 PM CDT | Tornado Warning | MOB | Clarke, Monroe | 43 min |
Nearby
Tornado Warnings in Alabama, 2020Every tornado warning in 2020Tornadoes in 2020
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.