Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 238, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jun 21, 2021, 6:48 PM CDT for 5 counties in Mississippi. 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
- Jun 21, 2021, 6:48 PM CDT (23:48 UTC)
- Expired
- Jun 21, 2021, 7:45 PM CDT
- In force
- 57 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Hinds County, MS, Issaquena County, MS, Madison County, MS, Warren County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 77 km from the middle of the area, began a volume at 23:49 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 |
|---|---|---|---|
| Jun 21, 7:30 PM CDT | TSTM WND DMG | 3 Ne Kings, MS | LARGE TREE BRANCH BROUGHT DOWN A POWER LINE ON THE NORTH SIDE OF VICKSBURG, REPORT FROM SOCIAL MEDIA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 11.8 hours before the alert went out and 67 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
- 908 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 666 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
235
WUUS54 KJAN 212348
SVRJAN
MSC049-055-089-149-163-220045-
/O.NEW.KJAN.SV.W.0238.210621T2348Z-210622T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
648 PM CDT Mon Jun 21 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Northern Warren County in west central Mississippi...
Yazoo County in central Mississippi...
Northwestern Hinds County in central Mississippi...
Southeastern Issaquena County in west central Mississippi...
Northwestern Madison County in central Mississippi...
* Until 745 PM CDT.
* At 648 PM CDT, severe thunderstorms were located along a line
extending from near Coxburg to near Phoenix to 6 miles south of
Eagle Bend, moving east at 20 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Tinsley around 705 PM CDT.
Redwood around 715 PM CDT.
Little Yazoo around 720 PM CDT.
Flora and Oak Ridge around 730 PM CDT.
Flowers and Myrleville around 735 PM CDT.
Youngton around 745 PM CDT.
Other locations impacted by these severe thunderstorms include
Satartia and Bentonia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3246 9108 3249 9103 3248 9100 3266 9067
3299 9027 3286 8989 3256 9022 3233 9064
3243 9097 3245 9098 3244 9102
TIME...MOT...LOC 2348Z 274DEG 19KT 3294 9024 3265 9057 3242 9098
HAIL...<.75IN
WIND...60MPH
$$
TW2 follow-up statements
389
WWUS54 KJAN 220028
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
728 PM CDT Mon Jun 21 2021
MSC055-220038-
/O.CAN.KJAN.SV.W.0238.000000T0000Z-210622T0045Z/
Issaquena MS-
728 PM CDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ISSAQUENA COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3245 9093 3244 9086 3249 9086 3267 9052
3294 9014 3286 8989 3256 9022 3233 9064
3243 9096
TIME...MOT...LOC 0028Z 283DEG 22KT 3286 8997 3257 9030 3234 9071
$$
MSC049-089-149-163-220045-
/O.CON.KJAN.SV.W.0238.000000T0000Z-210622T0045Z/
Warren MS-Yazoo MS-Hinds MS-Madison MS-
728 PM CDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR NORTHEASTERN WARREN...CENTRAL YAZOO...NORTHWESTERN HINDS AND
NORTHWESTERN MADISON COUNTIES...
At 728 PM CDT, severe thunderstorms were located along a line
extending from near Pickens to Flora to Bovina, moving east at 25
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Vaughan around 735 PM CDT.
Other locations impacted by these severe thunderstorms include
Bentonia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3245 9093 3244 9086 3249 9086 3267 9052
3294 9014 3286 8989 3256 9022 3233 9064
3243 9096
TIME...MOT...LOC 0028Z 283DEG 22KT 3286 8997 3257 9030 3234 9071
HAIL...<.75IN
WIND...60MPH
$$
TW372
WWUS54 KJAN 220038
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
738 PM CDT Mon Jun 21 2021
MSC049-089-149-163-220048-
/O.EXP.KJAN.SV.W.0238.000000T0000Z-210622T0045Z/
Warren MS-Yazoo MS-Hinds MS-Madison MS-
738 PM CDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WARREN...CENTRAL
YAZOO...NORTHWESTERN HINDS AND NORTHWESTERN MADISON COUNTIES WILL
EXPIRE AT 745 PM CDT...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
LAT...LON 3245 9093 3244 9086 3249 9086 3267 9052
3294 9014 3286 8989 3256 9022 3233 9064
3243 9096
TIME...MOT...LOC 0038Z 274DEG 19KT 3286 8992 3257 9025 3234 9066
$$
TWThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 7:53 PM CDT | River Flood Advisory | JAN | Noxubee | 9 min |
| Jun 21, 3:09 PM CDT | Special Weather Statement | JAN | Newton | 36 min |
| Jun 21, 4:00 PM CDT | Special Weather Statement | JAN | Clarke | 45 min |
| Jun 21, 4:02 PM CDT | Special Weather Statement | JAN | Copiah | 43 min |
| Jun 21, 4:31 PM CDT | Special Weather Statement | JAN | Lauderdale | 44 min |
| Jun 21, 4:38 PM CDT | Special Weather Statement | JAN | Simpson | 52 min |
| Jun 21, 4:42 PM CDT | Special Weather Statement | JAN | Washington | 48 min |
| Jun 21, 5:10 PM CDT | Special Weather Statement | JAN | Rankin | 50 min |
| Jun 21, 5:34 PM CDT | Special Weather Statement | JAN | Issaquena, Sharkey | 41 min |
| Jun 21, 5:39 PM CDT | Special Weather Statement | JAN | Humphreys | 51 min |
| Jun 21, 5:56 PM CDT | Special Weather Statement | JAN | Madison | 49 min |
| Jun 21, 6:07 PM CDT | Special Weather Statement | JAN | Leake | 38 min |
| Jun 21, 6:11 PM CDT | Special Weather Statement | JAN | Holmes | 64 min |
| Jun 21, 6:14 PM CDT | Special Weather Statement | JAN | Yazoo | 61 min |
| Jun 21, 6:35 PM CDT | Special Weather Statement | JAN | Simpson | 55 min |
| Jun 21, 6:40 PM CDT | Special Weather Statement | JAN | Copiah | 35 min |
| Jun 21, 6:55 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Holmes | 47 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.