Alert archive / Mississippi / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 4, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jan 11, 2020, 10:55 AM CST for Greene County, Perry County, Wayne County, Mississippi; Choctaw County, Washington County, Alabama. It was in force for 50 min. 2 reports 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
- Jan 11, 2020, 10:55 AM CST (16:55 UTC)
- Expired
- Jan 11, 2020, 11:45 AM CST
- In force
- 50 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Choctaw County, AL, Washington County, AL, Greene County, MS, Perry County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 129 km from the middle of the area, began a volume at 16:59 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 |
|---|---|---|---|
| Jan 11, 11:15 AM CST | TSTM WND DMG | Waynesboro, MS | SEVERAL TREES DOWN IN THE WAYNESBORO ALONG SEVERAL ROADS. |
| Jan 11, 11:30 AM CST | TSTM WND DMG | Lisman, AL | TREES AND POWER LINES DOWN ACROSS SEVERAL LOCATIONS ALONG HIGHWAY 17 NEAR BUTLER. ONE HOME DAMAGED IN LISMAN WHEN A TREE FELL ACROSS THE HOME. |
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 |
|---|---|---|---|
| Jan 11, 7:57 AM CST | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 4.9 hours before the alert went out and 174 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
- 795 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 637 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 364 m²/s²
- 0-3 km storm-relative helicity
- 593 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 10.2
The text
As transmitted.
092
WUUS54 KMOB 111655
SVRMOB
ALC023-129-MSC041-111-153-111745-
/O.NEW.KMOB.SV.W.0004.200111T1655Z-200111T1745Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
1055 AM CST Sat Jan 11 2020
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Choctaw County in southwestern Alabama...
Western Washington County in southwestern Alabama...
Perry County in southeastern Mississippi...
Wayne County in southeastern Mississippi...
Greene County in southeastern Mississippi...
* Until 1145 AM CST.
* At 1054 AM CST, severe thunderstorms were located along a line
extending from Toomsuba to 4 miles east of Maxie, moving east at 30
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Waynesboro, Butler, Chatom, Richton, Leakesville, Clara, Beaumont,
New Augusta, Lisman, Millry, McLain, State Line, Buckatunna, Silas,
Fruitdale, Pennington, Gilbertown and Toxey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 PM CST for southwestern
Alabama...and southeastern Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3231 8794 3228 8802 3209 8804 3205 8812
3198 8806 3195 8812 3193 8809 3193 8805
3191 8813 3182 8818 3174 8809 3162 8808
3112 8841 3091 8914 3143 8915 3143 8894
3182 8894 3190 8847 3231 8842
TIME...MOT...LOC 1654Z 253DEG 28KT 3243 8848 3099 8912
HAIL...<.75IN
WIND...60MPH
$$3 follow-up statements
466
WWUS54 KMOB 111718
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
1118 AM CST Sat Jan 11 2020
ALC023-129-MSC041-111-153-111745-
/O.CON.KMOB.SV.W.0004.000000T0000Z-200111T1745Z/
Choctaw AL-Washington AL-Perry MS-Wayne MS-Greene MS-
1118 AM CST Sat Jan 11 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM CST
FOR CHOCTAW...WESTERN WASHINGTON...SOUTHEASTERN PERRY...WAYNE AND
GREENE COUNTIES...
At 1118 AM CST, severe thunderstorms were located along a line
extending from York to 7 miles southwest of McLain, moving east at 30
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Waynesboro, Butler, Chatom, Leakesville, Clara, Beaumont, Lisman,
Millry, McLain, State Line, Buckatunna, Silas, Fruitdale, Pennington,
Gilbertown and Toxey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 PM CST for southwestern
Alabama...and southeastern Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3231 8794 3228 8802 3209 8804 3205 8812
3198 8806 3195 8812 3193 8809 3193 8805
3191 8813 3182 8818 3174 8809 3162 8808
3112 8841 3095 8900 3186 8871 3190 8847
3231 8842
TIME...MOT...LOC 1718Z 253DEG 28KT 3248 8828 3104 8892
HAIL...<.75IN
WIND...60MPH
$$210
WWUS54 KMOB 111743 RRA
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
1143 AM CST Sat Jan 11 2020
ALC023-129-MSC041-111-153-111753-
/O.EXP.KMOB.SV.W.0004.000000T0000Z-200111T1745Z/
Choctaw AL-Washington AL-Perry MS-Wayne MS-Greene MS-
1143 AM CST Sat Jan 11 2020
...THE SEVERE THUNDERSTORM WARNING FOR CHOCTAW...WESTERN
WASHINGTON...SOUTHEASTERN PERRY...WAYNE AND GREENE COUNTIES WILL
EXPIRE AT 1145 AM CST...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with these thunderstorms.
A Tornado Watch remains in effect until 400 PM CST for southwestern
Alabama...and southeastern Mississippi.
LAT...LON 3231 8794 3228 8802 3209 8804 3205 8812
3198 8806 3195 8812 3193 8809 3193 8805
3191 8813 3182 8818 3174 8809 3162 8808
3112 8841 3095 8900 3186 8871 3190 8847
3231 8842
TIME...MOT...LOC 1743Z 270DEG 28KT 3254 8806 3110 8871
$$921
WWUS54 KMOB 111744
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
1144 AM CST Sat Jan 11 2020
ALC023-129-MSC041-111-153-111753-
/O.EXP.KMOB.SV.W.0004.000000T0000Z-200111T1745Z/
Choctaw AL-Washington AL-Perry MS-Wayne MS-Greene MS-
1144 AM CST Sat Jan 11 2020
...THE SEVERE THUNDERSTORM WARNING FOR CHOCTAW...WESTERN
WASHINGTON...SOUTHEASTERN PERRY...WAYNE AND GREENE COUNTIES WILL
EXPIRE AT 1145 AM CST...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 400 PM CST for southwestern
Alabama...and southeastern Mississippi.
LAT...LON 3231 8794 3228 8802 3209 8804 3205 8812
3198 8806 3195 8812 3193 8809 3193 8805
3191 8813 3182 8818 3174 8809 3162 8808
3112 8841 3095 8900 3186 8871 3190 8847
3231 8842
TIME...MOT...LOC 1743Z 253DEG 28KT 3254 8806 3110 8871
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 10:06 AM CST | Severe Thunderstorm Warning | MOB | Perry, Stone | 54 min |
| Jan 11, 10:13 AM CST | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 47 min |
| Jan 11, 10:55 AM CST | Severe Thunderstorm Warning | MOB | George, Greene, Perry, Stone | 50 min |
| Jan 11, 11:43 AM CST | Special Weather Statement | MOB | Greene | 62 min |
| Jan 10, 6:51 PM CST | Special Weather Statement | MOB | Choctaw | 39 min |
| Jan 11, 11:52 AM CST | Special Weather Statement | MOB | Choctaw, Washington | 38 min |
| Jan 11, 11:54 AM CST | Severe Thunderstorm Warning | MOB | Mobile, Washington | 51 min |
| Jan 11, 12:02 PM CST | Special Marine Warning | MOB | 88 min | |
| Jan 11, 12:09 PM CST | Severe Thunderstorm Warning | MOB | Clarke, Monroe, Wilcox | 51 min |
| Jan 11, 12:24 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Escambia, Mobile, Monroe, Washington | 51 min |
| Jan 11, 12:28 PM CST | Severe Thunderstorm Warning | MOB | Clarke, Monroe, Wilcox | 47 min |
| Jan 11, 12:34 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Escambia, Mobile | 41 min |
| Jan 11, 1:07 PM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Monroe, Wilcox | 53 min |
| Jan 11, 1:10 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 50 min |
| Jan 11, 1:13 PM CST | Special Marine Warning | MOB | 92 min | |
| Jan 11, 1:36 PM CST | Special Marine Warning | MOB | 84 min | |
| Jan 11, 1:47 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 43 min |
| Jan 11, 1:52 PM CST | Special Marine Warning | MOB | 83 min | |
| Jan 11, 1:54 PM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw | 51 min |
| Jan 11, 2:29 PM CST | Severe Thunderstorm Warning | MOB | Conecuh, Covington, Escambia | 46 min |
| Jan 11, 2:39 PM CST | Severe Thunderstorm Warning | MOB | Butler, Covington, Crenshaw | 51 min |
| Jan 11, 2:47 PM CST | Special Marine Warning | MOB | 88 min | |
| Jan 11, 2:55 PM CST | Severe Thunderstorm Warning | MOB | Covington | 50 min |
| Jan 11, 3:12 PM CST | Severe Thunderstorm Warning | MOB | Covington | 34 min |
| Jan 11, 4:08 PM CST | Special Marine Warning | MOB | 97 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2020Severe Thunderstorm Warnings in Alabama, 2020Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.