Alert archive / Alabama / Tornado Warnings in 2018
Tornado Warning 22, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Nov 1, 2018, 7:02 AM CDT for Choctaw County, Clarke County, Alabama. It was in force for 31 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
- Nov 1, 2018, 7:02 AM CDT (12:02 UTC)
- Expired
- Nov 1, 2018, 7:33 AM CDT
- In force
- 31 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Choctaw County, AL, Clarke County, AL
The radar
The Mobile radar (KMOB), 137 km from the middle of the area, began a volume at 12:06 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 |
|---|---|---|---|
| Nov 1, 7:05 AM CDT | TSTM WND DMG | Gilbertown, AL | TREES ON POWER LINES WITH DEBRIS IN THE ROAD BETWEEN THE GILBERTOWN AND SILAS COMMUNITIES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 1, 5:27 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 0.0 hours before the alert went out and 186 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
- 13 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 659 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 367 m²/s²
- 0-3 km storm-relative helicity
- 379 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
833
WFUS54 KMOB 011202
TORMOB
ALC023-025-011245-
/O.NEW.KMOB.TO.W.0022.181101T1202Z-181101T1245Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
702 AM CDT THU NOV 1 2018
The National Weather Service in Mobile has issued a
* Tornado Warning for...
Southwestern Choctaw County in southwestern Alabama...
Northwestern Clarke County in southwestern Alabama...
* Until 745 AM CDT.
* At 702 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Silas, or 20 miles south of Butler, moving
northeast 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
southwestern Choctaw and northwestern Clarke Counties.
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.
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.A Tornado Watch also remains in effect until 100
PM CDT for southwestern Alabama.
&&
LAT...LON 3199 8807 3199 8780 3182 8770 3171 8836
3184 8842 3200 8809
TIME...MOT...LOC 1202Z 244DEG 41KT 3180 8830
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$2 follow-up statements
685
WWUS54 KMOB 011218 RRA
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
718 AM CDT THU NOV 1 2018
ALC023-025-011245-
/O.CON.KMOB.TO.W.0022.000000T0000Z-181101T1245Z/
Choctaw AL-Clarke AL-
718 AM CDT THU NOV 1 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 AM CDT FOR SOUTH
CENTRAL CHOCTAW AND NORTHWESTERN CLARKE COUNTIES...
At 717 AM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles east of Toxey, or 12 miles south of Butler,
moving northeast at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
south central Choctaw and northwestern Clarke Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3199 8807 3199 8780 3185 8772 3183 8824
3191 8827 3200 8809
TIME...MOT...LOC 1217Z 233DEG 32KT 3190 8818
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$075
WWUS54 KMOB 011233
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
733 AM CDT THU NOV 1 2018
ALC023-025-011242-
/O.CAN.KMOB.TO.W.0022.000000T0000Z-181101T1245Z/
Choctaw AL-Clarke AL-
733 AM CDT THU NOV 1 2018
...THE TORNADO WARNING FOR SOUTH CENTRAL CHOCTAW AND NORTHWESTERN
CLARKE COUNTIES IS CANCELLED...
The circulation in the tornadic thunderstorm which prompted the
warning has weakened. Therefore, the warning has been cancelled.
A Severe Thunderstorm Warning remains in effect until 800 AM CDT.
A Tornado Watch remains in effect until 100 PM CDT for southwestern
Alabama.
LAT...LON 3199 8807 3199 8780 3185 8772 3183 8824
3191 8827 3200 8809
TIME...MOT...LOC 1230Z 244DEG 41KT 3198 8800
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 1, 6:19 AM CDT | Severe Thunderstorm Warning | MOB | Mobile, Washington | 41 min |
| Nov 1, 6:29 AM CDT | Tornado Warning | MOB | Washington | 46 min |
| Nov 1, 6:33 AM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 42 min |
| Nov 1, 6:46 AM CDT | Special Marine Warning | MOB | 89 min | |
| Nov 1, 6:50 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Mobile, Washington | 40 min |
| Nov 1, 7:03 AM CDT | Tornado Warning | MOB | Baldwin, Mobile | 27 min |
| Nov 1, 7:13 AM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| Nov 1, 7:15 AM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Monroe, Washington | 45 min |
| Nov 1, 7:25 AM CDT | Tornado Warning | MOB | Baldwin | 35 min |
| Nov 1, 7:30 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Escambia, Mobile, Monroe | 45 min |
| Nov 1, 8:00 AM CDT | Severe Thunderstorm Warning | MOB | Clarke, Conecuh, Monroe, Wilcox | 45 min |
| Nov 1, 8:03 AM CDT | Areal Flood Advisory | MOB | Baldwin, Mobile | 3 hr |
| Nov 1, 8:03 AM CDT | Severe Thunderstorm Warning | MOB | Escambia | 42 min |
| Nov 1, 8:07 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 38 min |
| Nov 1, 8:11 AM CDT | Special Marine Warning | MOB | 94 min | |
| Nov 1, 8:39 AM CDT | Severe Thunderstorm Warning | MOB | Conecuh, Covington, Escambia | 51 min |
| Nov 1, 8:43 AM CDT | Special Weather Statement | MOB | Butler, Conecuh | 47 min |
| Nov 1, 9:02 AM CDT | Areal Flood Advisory | MOB | Baldwin | 3 hr |
| Nov 1, 9:14 AM CDT | Special Marine Warning | MOB | 91 min | |
| Nov 1, 9:20 AM CDT | Severe Thunderstorm Warning | MOB | Covington, Crenshaw | 40 min |
| Nov 1, 9:34 AM CDT | Special Weather Statement | MOB | Crenshaw | 41 min |
| Nov 1, 9:43 AM CDT | Special Marine Warning | MOB | 92 min | |
| Nov 1, 9:55 AM CDT | Severe Thunderstorm Warning | MOB | Covington, Crenshaw | 35 min |
| Nov 1, 9:58 AM CDT | Special Weather Statement | MOB | Covington | 47 min |
| Nov 1, 10:42 AM CDT | Special Marine Warning | MOB | 93 min |
Nearby
Tornado Warnings in Alabama, 2018Every tornado warning in 2018Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.