Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 263, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Sep 1, 2021, 5:34 PM CDT for 5 counties in Mississippi. It was in force for 34 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
- Sep 1, 2021, 5:34 PM CDT (22:34 UTC)
- Expired
- Sep 1, 2021, 6:08 PM CDT
- In force
- 34 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Kemper County, MS, Lauderdale County, MS, Leake County, MS, Neshoba County, MS, Newton County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 106 km from the middle of the area, began a volume at 22:36 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, 10.6 hours before the alert went out and 114 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
- 1115 J/kg
- Mixed-layer CIN
- -81 J/kg
- Mixed-layer LCL
- 1102 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
183 WUUS54 KJAN 012234 SVRJAN MSC069-075-079-099-101-012330- /O.NEW.KJAN.SV.W.0263.210901T2234Z-210901T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Jackson MS 534 PM CDT Wed Sep 1 2021 The National Weather Service in Jackson has issued a * Severe Thunderstorm Warning for... Southern Leake County in central Mississippi... Northeastern Newton County in east central Mississippi... Southwestern Kemper County in east central Mississippi... Southern Neshoba County in east central Mississippi... Northern Lauderdale County in east central Mississippi... * Until 630 PM CDT. * At 534 PM CDT, severe thunderstorms were located along a line extending from near Meridian Station to Thomastown, moving southeast at 30 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near... Meridian Station, Daleville and Blackwater around 540 PM CDT. Tamola around 545 PM CDT. Lauderdale around 550 PM CDT. Kewanee around 605 PM CDT. Tuscola around 615 PM CDT. Other locations impacted by these severe thunderstorms include Tucker, Standing Pine and Redwater. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3242 8841 3263 8964 3284 8969 3259 8839 TIME...MOT...LOC 2234Z 332DEG 25KT 3260 8859 3285 8969 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.88 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JNE
1 follow-up statement
583 WWUS54 KJAN 012308 SVSJAN Severe Weather Statement National Weather Service Jackson MS 608 PM CDT Wed Sep 1 2021 MSC069-075-079-099-101-012318- /O.CAN.KJAN.SV.W.0263.000000T0000Z-210901T2330Z/ Leake MS-Newton MS-Kemper MS-Neshoba MS-Lauderdale MS- 608 PM CDT Wed Sep 1 2021 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LEAKE...NORTHEASTERN NEWTON...SOUTHWESTERN KEMPER...SOUTHERN NESHOBA AND NORTHERN LAUDERDALE COUNTIES IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. LAT...LON 3242 8841 3263 8964 3284 8969 3259 8839 TIME...MOT...LOC 2303Z 332DEG 25KT 3242 8848 3267 8958 $$ JNE
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 4:08 AM CDT | Heat Advisory | JAN | Adams, Bolivar, Carroll, Claiborne, Copiah, Franklin and 18 more | 15 hr |
| Sep 1, 1:03 PM CDT | Special Weather Statement | JAN | Lowndes | 42 min |
| Sep 1, 1:10 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes | 38 min |
| Sep 1, 2:37 PM CDT | Special Weather Statement | JAN | Noxubee | 23 min |
| Sep 1, 2:46 PM CDT | Special Weather Statement | JAN | Clay | 29 min |
| Sep 1, 3:13 PM CDT | Special Weather Statement | JAN | Choctaw | 32 min |
| Sep 1, 3:25 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Lowndes, Noxubee, Oktibbeha | 50 min |
| Sep 1, 3:30 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Choctaw, Winston | 45 min |
| Sep 1, 3:34 PM CDT | Special Weather Statement | JAN | Carroll | 41 min |
| Sep 1, 4:02 PM CDT | Special Weather Statement | JAN | Carroll, Holmes | 43 min |
| Sep 1, 4:20 PM CDT | Severe Thunderstorm Warning | JAN | Kemper, Noxubee | 40 min |
| Sep 1, 4:35 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Carroll, Holmes, Leake, Madison, Yazoo | 40 min |
| Sep 1, 4:42 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Kemper, Lauderdale, Leake, Neshoba, Newton and 1 more | 48 min |
| Sep 1, 5:00 PM CDT | Severe Thunderstorm Warning | JAN | Kemper | 45 min |
| Sep 1, 5:04 PM CDT | Severe Thunderstorm Warning | JAN | Holmes, Humphreys, Yazoo | 41 min |
| Sep 1, 5:07 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Madison, Rankin, Scott, Yazoo | 68 min |
| Sep 1, 5:19 PM CDT | Severe Thunderstorm Warning | JAN | Clarke, Jasper, Lauderdale, Newton | 56 min |
| Sep 1, 5:45 PM CDT | Severe Thunderstorm Warning | JAN | Madison, Yazoo | 60 min |
| Sep 1, 6:05 PM CDT | Special Weather Statement | JAN | Clarke, Jasper, Rankin, Scott, Simpson, Smith | 55 min |
| Sep 1, 6:14 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin, Simpson | 76 min |
| Sep 1, 6:15 PM CDT | Severe Thunderstorm Warning | JAN | Clarke, Jasper, Lauderdale, Newton | 60 min |
| Sep 1, 6:37 PM CDT | Severe Thunderstorm Warning | JAN | Clarke, Jasper, Simpson, Smith | 53 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.