Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 187, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jun 7, 2021, 4:17 PM CDT for Attala County, Leake County, Madison County, Mississippi. It was in force for 58 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
- Jun 7, 2021, 4:17 PM CDT (21:17 UTC)
- Expired
- Jun 7, 2021, 5:15 PM CDT
- In force
- 58 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Attala County, MS, Leake County, MS, Madison County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 80 km from the middle of the area, began a volume at 21:20 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 nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.3 hours before the alert went out and 81 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
- 723 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 564 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.7
The text
As transmitted.
564
WUUS54 KJAN 072117
SVRJAN
MSC007-079-089-072215-
/O.NEW.KJAN.SV.W.0187.210607T2117Z-210607T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
417 PM CDT Mon Jun 7 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Northwestern Leake County in central Mississippi...
Southern Attala County in central Mississippi...
Northeastern Madison County in central Mississippi...
* Until 515 PM CDT.
* At 417 PM CDT, a severe thunderstorm was located near Thomastown,
or 10 miles west of Carthage, moving northeast at 25 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...
Thomastown around 430 PM CDT.
Newport around 435 PM CDT.
Singleton around 440 PM CDT.
Mcadams around 450 PM CDT.
Kosciusko and Smyrna around 455 PM CDT.
Other locations impacted by this severe thunderstorm include Sallis.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3276 8958 3280 8973 3285 8990 3317 8978
3307 8932 3305 8932
TIME...MOT...LOC 2117Z 204DEG 23KT 3280 8970
HAIL...1.00IN
WIND...60MPH
$$
NF2 follow-up statements
734
WWUS54 KJAN 072140
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
440 PM CDT Mon Jun 7 2021
MSC079-089-072150-
/O.CAN.KJAN.SV.W.0187.000000T0000Z-210607T2215Z/
Leake MS-Madison MS-
440 PM CDT Mon Jun 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN LEAKE AND
NORTHEASTERN MADISON COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3312 8956 3293 8973 3288 8975 3288 8989
3317 8978
TIME...MOT...LOC 2140Z 199DEG 25KT 3304 8978
$$
MSC007-072215-
/O.CON.KJAN.SV.W.0187.000000T0000Z-210607T2215Z/
Attala MS-
440 PM CDT Mon Jun 7 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR SOUTHWESTERN ATTALA COUNTY...
At 440 PM CDT, a severe thunderstorm was located near Mcadams, or
near Durant, moving north at 30 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...
Possumneck around 455 PM CDT.
Other locations impacted by this severe thunderstorm include Sallis.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3312 8956 3293 8973 3288 8975 3288 8989
3317 8978
TIME...MOT...LOC 2140Z 199DEG 25KT 3304 8978
HAIL...1.00IN
WIND...60MPH
$$
NF419
WWUS54 KJAN 072210
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
510 PM CDT Mon Jun 7 2021
MSC007-072220-
/O.EXP.KJAN.SV.W.0187.000000T0000Z-210607T2215Z/
Attala MS-
510 PM CDT Mon Jun 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ATTALA COUNTY
WILL EXPIRE AT 515 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Jackson.
LAT...LON 3312 8956 3293 8973 3288 8975 3288 8989
3317 8978
TIME...MOT...LOC 2210Z 204DEG 23KT 3321 8969
$$
NFThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 11:26 AM CDT | River Flood Warning | JAN | Jones | 4 days |
| Jun 7, 12:38 PM CDT | Special Weather Statement | JAN | Grenada | 37 min |
| Jun 7, 12:57 PM CDT | Special Weather Statement | JAN | Leflore | 33 min |
| Jun 7, 1:29 PM CDT | Special Weather Statement | JAN | Leflore | 46 min |
| Jun 7, 2:15 PM CDT | Special Weather Statement | JAN | Claiborne, Jefferson | 30 min |
| Jun 7, 2:23 PM CDT | Severe Thunderstorm Warning | JAN | Claiborne, Jefferson | 52 min |
| Jun 7, 2:36 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin | 39 min |
| Jun 7, 3:01 PM CDT | Severe Thunderstorm Warning | JAN | Claiborne, Hinds, Warren | 44 min |
| Jun 7, 3:15 PM CDT | Special Weather Statement | JAN | Neshoba | 30 min |
| Jun 7, 3:19 PM CDT | Special Weather Statement | JAN | Madison | 26 min |
| Jun 7, 3:29 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Yazoo | 46 min |
| Jun 7, 3:47 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Madison, Rankin | 43 min |
| Jun 7, 4:03 PM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 42 min |
| Jun 7, 4:11 PM CDT | Special Weather Statement | JAN | Winston | 34 min |
| Jun 7, 5:08 PM CDT | Special Weather Statement | JAN | Lowndes | 52 min |
| Jun 7, 6:23 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar, Issaquena, Sharkey, Washington | 55 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.