Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 46, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Mar 25, 2021, 3:40 PM CDT for 5 counties in Mississippi. It was in force for 65 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
- Mar 25, 2021, 3:40 PM CDT (20:40 UTC)
- Expired
- Mar 25, 2021, 4:45 PM CDT
- In force
- 65 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Jefferson Davis County, MS, Lawrence County, MS, Rankin County, MS, Simpson County, MS, Smith County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 51 km from the middle of the area, began a volume at 20:39 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 |
|---|---|---|---|
| Mar 25, 4:00 PM CDT | HAIL 1.25 | 1 Sw Zion Hill, MS |
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 |
|---|---|---|---|
| Mar 25, 11:26 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 8.7 hours before the alert went out and 55 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
- 1775 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 506 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 352 m²/s²
- 0-3 km storm-relative helicity
- 473 m²/s²
- Significant tornado parameter
- 4.6
- Supercell composite
- 21.9
The text
As transmitted.
387
WUUS54 KJAN 252040
SVRJAN
MSC065-077-121-127-129-252145-
/O.NEW.KJAN.SV.W.0046.210325T2040Z-210325T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
340 PM CDT Thu Mar 25 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Southeastern Rankin County in central Mississippi...
Simpson County in central Mississippi...
Northern Smith County in central Mississippi...
Northern Lawrence County in south central Mississippi...
Northwestern Jefferson Davis County in south central Mississippi...
* Until 445 PM CDT.
* At 340 PM CDT, a severe thunderstorm was located near Wanilla, or
15 miles southwest of Pinola, moving northeast at 65 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Shivers around 350 PM CDT.
Pinola around 355 PM CDT.
Mendenhall and Sanatorium around 400 PM CDT.
Martinville around 405 PM CDT.
White Oak around 415 PM CDT.
Burns around 420 PM CDT.
Other locations impacted by this severe thunderstorm include
Polkville, New Hebron, D'Lo and Puckett.
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 800 PM CDT for central, south
central and east central Mississippi.
LAT...LON 3170 9025 3172 9023 3175 9012 3178 9011
3179 9011 3179 9013 3180 9015 3183 9014
3183 9013 3184 9013 3222 8973 3222 8932
3158 9007
TIME...MOT...LOC 2040Z 222DEG 57KT 3169 9009
HAIL...1.00IN
WIND...60MPH
$$
TW2 follow-up statements
514
WWUS54 KJAN 252051
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
351 PM CDT Thu Mar 25 2021
MSC065-077-252101-
/O.CAN.KJAN.SV.W.0046.000000T0000Z-210325T2145Z/
Lawrence MS-Jefferson Davis MS-
351 PM CDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN LAWRENCE AND
NORTHWESTERN JEFFERSON DAVIS COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 800 PM CDT for central and
east central Mississippi.
LAT...LON 3196 9000 3222 8973 3222 8932 3177 8985
3176 9005
TIME...MOT...LOC 2051Z 221DEG 57KT 3182 8994
$$
MSC121-127-129-252145-
/O.CON.KJAN.SV.W.0046.000000T0000Z-210325T2145Z/
Rankin MS-Simpson MS-Smith MS-
351 PM CDT Thu Mar 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR SOUTHEASTERN RANKIN...EASTERN SIMPSON AND NORTHERN SMITH
COUNTIES...
At 351 PM CDT, a severe thunderstorm was located near Shivers, or
near Pinola, moving northeast at 65 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe storm will be near...
Magee, Mendenhall and Sanatorium around 400 PM CDT.
Martinville around 405 PM CDT.
White Oak around 410 PM CDT.
Burns around 420 PM CDT.
Other locations impacted by this severe thunderstorm include
Polkville, D'Lo and Puckett.
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 800 PM CDT for central and
east central Mississippi.
LAT...LON 3196 9000 3222 8973 3222 8932 3177 8985
3176 9005
TIME...MOT...LOC 2051Z 221DEG 57KT 3182 8994
HAIL...1.00IN
WIND...60MPH
$$
TW441
WWUS54 KJAN 252103
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
403 PM CDT Thu Mar 25 2021
MSC121-252113-
/O.CAN.KJAN.SV.W.0046.000000T0000Z-210325T2145Z/
Rankin MS-
403 PM CDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN RANKIN COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 800 PM CDT for central and
east central Mississippi.
LAT...LON 3190 8970 3190 8986 3205 8976 3205 8973
3210 8973 3222 8965 3222 8932
TIME...MOT...LOC 2103Z 225DEG 60KT 3196 8975
$$
MSC127-129-252145-
/O.CON.KJAN.SV.W.0046.000000T0000Z-210325T2145Z/
Simpson MS-Smith MS-
403 PM CDT Thu Mar 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHEASTERN SIMPSON AND NORTHERN SMITH COUNTIES...
At 403 PM CDT, a severe thunderstorm was located over Martinville, or
near Magee, moving northeast at 70 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe storm will be near...
White Oak around 410 PM CDT.
Burns around 420 PM CDT.
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 800 PM CDT for central and
east central Mississippi.
LAT...LON 3190 8970 3190 8986 3205 8976 3205 8973
3210 8973 3222 8965 3222 8932
TIME...MOT...LOC 2103Z 225DEG 60KT 3196 8975
HAIL...1.00IN
WIND...60MPH
$$
TWThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 12:47 AM CDT | Special Weather Statement | JAN | Smith | 43 min |
| Mar 25, 1:02 AM CDT | Severe Thunderstorm Warning | JAN | Jasper, Smith | 39 min |
| Mar 25, 1:43 AM CDT | Special Weather Statement | JAN | Clarke | 32 min |
| Mar 25, 2:06 AM CDT | Special Weather Statement | JAN | Lauderdale | 24 min |
| Mar 25, 2:39 AM CDT | Special Weather Statement | JAN | Choctaw | 36 min |
| Mar 25, 3:02 AM CDT | Special Weather Statement | JAN | Clay | 43 min |
| Mar 25, 3:07 AM CDT | Special Weather Statement | JAN | Simpson, Smith | 38 min |
| Mar 25, 3:43 AM CDT | Special Weather Statement | JAN | Scott | 32 min |
| Mar 25, 3:48 AM CDT | Severe Thunderstorm Warning | JAN | Newton, Scott | 27 min |
| Mar 25, 4:14 AM CDT | Special Weather Statement | JAN | Choctaw | 31 min |
| Mar 25, 4:24 AM CDT | Severe Thunderstorm Warning | JAN | Choctaw, Oktibbeha, Webster | 36 min |
| Mar 25, 4:37 AM CDT | Severe Thunderstorm Warning | JAN | Neshoba, Winston | 38 min |
| Mar 25, 4:41 AM CDT | Severe Thunderstorm Warning | JAN | Clay | 34 min |
| Mar 25, 5:15 AM CDT | Severe Thunderstorm Warning | JAN | Noxubee, Winston | 30 min |
| Mar 25, 5:28 AM CDT | Special Weather Statement | JAN | Neshoba | 47 min |
| Mar 25, 6:35 AM CDT | Special Weather Statement | JAN | Noxubee | 25 min |
| Mar 25, 7:04 AM CDT | River Flood Warning | JAN | Lawrence | 63 hr |
| Mar 25, 8:54 AM CDT | Special Weather Statement | JAN | Attala | 36 min |
| Mar 25, 9:01 AM CDT | River Flood Warning | JAN | Neshoba | 7 days |
| Mar 25, 9:03 AM CDT | River Flood Warning | JAN | Madison, Yazoo | 13 days |
| Mar 25, 9:04 AM CDT | River Flood Warning | JAN | Clarke | 4 days |
| Mar 25, 9:04 AM CDT | Special Weather Statement | JAN | Lowndes | 26 min |
| Mar 25, 9:11 AM CDT | Special Weather Statement | JAN | Winston | 49 min |
| Mar 25, 9:18 AM CDT | Special Weather Statement | JAN | Noxubee | 42 min |
| Mar 25, 9:32 AM CDT | Tornado Warning | JAN | Noxubee | 28 min |
| Mar 25, 11:46 AM CDT | River Flood Warning | JAN | Bolivar, Washington | 12 days |
| Mar 25, 11:48 AM CDT | River Flood Warning | JAN | Issaquena, Washington | 13 days |
| Mar 25, 12:38 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Neshoba, Scott | 52 min |
| Mar 25, 1:02 PM CDT | Special Weather Statement | JAN | Winston | 28 min |
| Mar 25, 1:03 PM CDT | Tornado Warning | JAN | Covington, Jefferson Davis, Simpson, Smith | 57 min |
| Mar 25, 1:17 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee, Winston | 30 min |
| Mar 25, 1:21 PM CDT | Severe Thunderstorm Warning | JAN | Choctaw, Winston | 24 min |
| Mar 25, 1:24 PM CDT | Flash Flood Warning | JAN | Covington, Jefferson Davis, Lawrence, Scott, Simpson, Smith | 94 min |
| Mar 25, 1:28 PM CDT | Tornado Warning | JAN | Noxubee | 17 min |
| Mar 25, 1:46 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes | 27 min |
| Mar 25, 1:54 PM CDT | Severe Thunderstorm Warning | JAN | Clarke, Jasper, Lauderdale, Newton | 81 min |
| Mar 25, 2:05 PM CDT | Special Weather Statement | JAN | Smith | 25 min |
| Mar 25, 2:29 PM CDT | Tornado Warning | JAN | Kemper, Lauderdale, Newton | 61 min |
| Mar 25, 2:31 PM CDT | Special Weather Statement | JAN | Kemper | 29 min |
| Mar 25, 3:06 PM CDT | Tornado Warning | JAN | Kemper | 24 min |
| Mar 25, 3:09 PM CDT | Severe Thunderstorm Warning | JAN | Clarke, Lauderdale | 36 min |
| Mar 25, 3:16 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lawrence, Marion | 44 min |
| Mar 25, 3:18 PM CDT | Tornado Warning | JAN | Lauderdale | 27 min |
| Mar 25, 3:47 PM CDT | Severe Thunderstorm Warning | JAN | Covington, Smith | 15 min |
| Mar 25, 4:23 PM CDT | Special Weather Statement | JAN | Newton | 37 min |
| Mar 25, 4:32 PM CDT | Special Weather Statement | JAN | Marion | 28 min |
| Mar 25, 5:03 PM CDT | River Flood Warning | JAN | Leake | 3 days |
| Mar 25, 5:03 PM CDT | Special Weather Statement | JAN | Jones | 57 min |
| Mar 25, 5:15 PM CDT | Severe Thunderstorm Warning | JAN | Covington, Jones | 45 min |
| Mar 25, 5:57 PM CDT | Special Weather Statement | JAN | Clarke | 63 min |
| Mar 25, 6:38 PM CDT | Severe Thunderstorm Warning | JAN | Clarke | 13 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.