Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 116, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 24, 2021, 2:05 AM CDT for Lawrence County, Mississippi. It was in force for 25 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 24, 2021, 2:05 AM CDT (07:05 UTC)
- Expired
- Apr 24, 2021, 2:30 AM CDT
- In force
- 25 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Lawrence County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 93 km from the middle of the area, began a volume at 07:08 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 23, 8:30 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 7.1 hours before the alert went out and 98 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
- 1198 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 238 m²/s²
- 0-3 km storm-relative helicity
- 244 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
028
WUUS54 KJAN 240705
SVRJAN
MSC077-240730-
/O.NEW.KJAN.SV.W.0116.210424T0705Z-210424T0730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
205 AM CDT Sat Apr 24 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Lawrence County in south central Mississippi...
* Until 230 AM CDT.
* At 205 AM CDT, severe thunderstorms were located along a line
extending from 6 miles southwest of Sontag to near Jayess, moving
east at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Monticello, Wanilla and Robinwood around 215 AM CDT.
Tilton, Oak Vale and Arm around 220 AM CDT.
Other locations impacted by these severe thunderstorms include Silver
Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A Tornado Watch remains in effect until 400 AM CDT for south central
Mississippi.
LAT...LON 3134 9011 3135 9011 3135 9024 3162 9024
3170 8997 3152 8998 3152 8996 3139 8996
3140 9004 3134 9004
TIME...MOT...LOC 0705Z 260DEG 57KT 3158 9028 3136 9026
HAIL...<.75IN
WIND...60MPH
$$
DL2 follow-up statements
820
WWUS54 KJAN 240719
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
219 AM CDT Sat Apr 24 2021
MSC077-240730-
/O.CON.KJAN.SV.W.0116.000000T0000Z-210424T0730Z/
Lawrence MS-
219 AM CDT Sat Apr 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 AM CDT
FOR EASTERN LAWRENCE COUNTY...
At 219 AM CDT, severe thunderstorms were located along a line
extending from near Wanilla to near Jayess, moving east at 60 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Oak Vale around 230 AM CDT.
Other locations impacted by these severe thunderstorms include Silver
Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A Tornado Watch remains in effect until 400 AM CDT for south central
Mississippi.
LAT...LON 3134 9011 3135 9011 3135 9018 3166 9009
3170 8997 3152 8998 3152 8996 3139 8996
3140 9004 3134 9004
TIME...MOT...LOC 0719Z 258DEG 50KT 3165 9005 3136 9012
HAIL...<.75IN
WIND...60MPH
$$
DL829
WWUS54 KJAN 240730
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
230 AM CDT Sat Apr 24 2021
MSC077-240739-
/O.EXP.KJAN.SV.W.0116.000000T0000Z-210424T0730Z/
Lawrence MS-
230 AM CDT Sat Apr 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN LAWRENCE COUNTY WILL
EXPIRE AT 230 AM CDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.
A Tornado Watch remains in effect until 400 AM CDT for south central
Mississippi.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Jackson.
LAT...LON 3134 9011 3135 9011 3135 9018 3166 9009
3170 8997 3152 8998 3152 8996 3139 8996
3140 9004 3134 9004
TIME...MOT...LOC 0729Z 260DEG 57KT 3168 8987 3139 8994
$$
DLThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 7:55 PM CDT | Severe Thunderstorm Warning | JAN | Adams, Jefferson | 29 min |
| Apr 23, 8:39 PM CDT | Special Weather Statement | JAN | Adams | 36 min |
| Apr 23, 9:08 PM CDT | Special Weather Statement | JAN | Marion | 52 min |
| Apr 23, 9:14 PM CDT | Special Weather Statement | JAN | Franklin, Jefferson | 46 min |
| Apr 23, 9:31 PM CDT | River Flood Warning | JAN | Jones | 36 hr |
| Apr 23, 10:04 PM CDT | Special Weather Statement | JAN | Marion | 26 min |
| Apr 23, 10:35 PM CDT | Special Weather Statement | JAN | Forrest, Lamar | 55 min |
| Apr 24, 12:50 AM CDT | Special Weather Statement | JAN | Wilkinson | 25 min |
| Apr 24, 12:55 AM CDT | Special Weather Statement | JAN | Forrest | 50 min |
| Apr 24, 1:01 AM CDT | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 44 min |
| Apr 24, 1:30 AM CDT | Severe Thunderstorm Warning | JAN | Franklin, Lincoln | 39 min |
| Apr 24, 1:43 AM CDT | Special Weather Statement | JAN | Jefferson Davis, Lawrence | 62 min |
| Apr 24, 1:56 AM CDT | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis, Lawrence | 64 min |
| Apr 24, 2:00 AM CDT | Special Weather Statement | JAN | Forrest | 30 min |
| Apr 24, 2:35 AM CDT | Special Weather Statement | JAN | Hinds, Rankin | 55 min |
| Apr 24, 2:47 AM CDT | Severe Thunderstorm Warning | JAN | Jasper, Jones, Smith | 47 min |
| Apr 24, 2:58 AM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin, Scott, Smith | 51 min |
| Apr 24, 3:44 AM CDT | Special Weather Statement | JAN | Forrest | 31 min |
| Apr 24, 3:55 AM CDT | Severe Thunderstorm Warning | JAN | Forrest | 6 min |
| Apr 24, 4:27 AM CDT | Special Weather Statement | JAN | Washington | 48 min |
| Apr 24, 6:23 AM CDT | Special Weather Statement | JAN | Madison, Rankin, Scott | 52 min |
| Apr 24, 8:56 AM CDT | River Flood Warning | JAN | Leake | 25 hr |
| Apr 24, 9:00 AM CDT | River Flood Warning | JAN | Lawrence | 4 days |
| Apr 24, 9:00 AM CDT | River Flood Warning | JAN | Copiah, Simpson | 3 days |
| Apr 24, 9:00 AM CDT | River Flood Warning | JAN | Marion | 3 days |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2021Every severe thunderstorm warning in 2021
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.