Alert archive / Alabama / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 49, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Apr 18, 2019, 6:18 PM CDT for 4 counties in Alabama. It was in force for 57 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
- Apr 18, 2019, 6:18 PM CDT (23:18 UTC)
- Expired
- Apr 18, 2019, 7:15 PM CDT
- In force
- 57 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Choctaw County, AL, Clarke County, AL, Washington County, AL, Wilcox County, AL
The radar
The Birmingham radar (KBMX), 147 km from the middle of the area, began a volume at 23:22 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 |
|---|---|---|---|
| Apr 18, 7:00 PM CDT | TSTM WND DMG | 5 Ese Coffeeville, AL | EMERGENCY MANAGER REPORTS A TREE DOWN NEAR HIGHWAY 84 AND WINN RD. TIME ESTIMATED BY RADAR. |
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 |
|---|---|---|---|
| Apr 18, 3:49 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 11.3 hours before the alert went out and 147 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
- 960 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
566
WUUS54 KMOB 182318
SVRMOB
ALC023-025-129-131-190015-
/O.NEW.KMOB.SV.W.0049.190418T2318Z-190419T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
618 PM CDT Thu Apr 18 2019
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
South central Choctaw County in southwestern Alabama...
Northern Washington County in southwestern Alabama...
Clarke County in southwestern Alabama...
Western Wilcox County in south central Alabama...
* Until 715 PM CDT.
* At 618 PM CDT, severe thunderstorms were located along a line
extending from 7 miles south of Sweet Water to Chatom, moving east
at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Jackson, Thomasville, Grove Hill, Chatom, Saint Stephens, Leroy,
Whatley, Pine Hill, Coffeeville, Fulton and Yellow Bluff.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1100 PM CDT for south central
and southwestern Alabama.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3227 8744 3225 8742 3224 8739 3220 8736
3220 8733 3214 8728 3214 8725 3212 8725
3183 8746 3183 8750 3181 8752 3175 8752
3146 8773 3144 8845 3199 8805 3199 8767
3200 8763 3213 8762 3213 8752 3227 8751
TIME...MOT...LOC 2318Z 269DEG 31KT 3199 8790 3145 8826
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$1 follow-up statement
157
WWUS54 KMOB 182358
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
658 PM CDT Thu Apr 18 2019
ALC023-190008-
/O.CAN.KMOB.SV.W.0049.000000T0000Z-190419T0015Z/
Choctaw AL-
658 PM CDT Thu Apr 18 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL CHOCTAW COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM CDT for south central
and southwestern Alabama.
LAT...LON 3227 8744 3220 8736 3220 8733 3214 8728
3214 8725 3183 8746 3183 8750 3181 8752
3175 8752 3146 8773 3145 8818 3198 8780
3200 8763 3213 8762 3213 8752 3227 8751
TIME...MOT...LOC 2358Z 268DEG 22KT 3217 8746 3148 8800
$$
ALC025-129-131-190015-
/O.CON.KMOB.SV.W.0049.000000T0000Z-190419T0015Z/
Washington AL-Clarke AL-Wilcox AL-
658 PM CDT Thu Apr 18 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR NORTHEASTERN WASHINGTON...NORTHERN CLARKE AND WESTERN WILCOX
COUNTIES...
At 658 PM CDT, severe thunderstorms were located along a line
extending from 8 miles southeast of Consul to near Leroy, moving east
at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Jackson, Thomasville, Grove Hill, Saint Stephens, Leroy, Whatley,
Pine Hill, Fulton and Yellow Bluff.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1100 PM CDT for south central
and southwestern Alabama.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3227 8744 3220 8736 3220 8733 3214 8728
3214 8725 3183 8746 3183 8750 3181 8752
3175 8752 3146 8773 3145 8818 3198 8780
3200 8763 3213 8762 3213 8752 3227 8751
TIME...MOT...LOC 2358Z 268DEG 22KT 3217 8746 3148 8800
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 18, 4:49 AM CDT | Wind Advisory | MOB | Baldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 6 more | 22 hr |
| Apr 18, 3:54 PM CDT | Gale Warning | MOB | 12 hr | |
| Apr 18, 3:54 PM CDT | Small Craft Advisory | MOB | 54 hr | |
| Apr 18, 4:38 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw | 52 min |
| Apr 18, 5:30 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 60 min |
| Apr 18, 5:44 PM CDT | Severe Thunderstorm Warning | MOB | Mobile, Washington | 61 min |
| Apr 18, 6:36 PM CDT | Severe Thunderstorm Warning | MOB | Clarke, Mobile, Washington | 39 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2019Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.