Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 269, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Sep 1, 2021, 8:00 PM CDT for 5 counties in Mississippi. It was in force for 60 min. 4 reports 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
- Sep 1, 2021, 8:00 PM CDT (01:00 UTC)
- Expired
- Sep 1, 2021, 9:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Hinds County, MS, Madison County, MS, Rankin County, MS, Warren County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 38 km from the middle of the area, began a volume at 01:02 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 |
|---|---|---|---|
| Sep 1, 8:18 PM CDT | TSTM WND DMG | 2 Wnw Byram, MS | SEVERAL TREES DOWN IN BYRAM. |
| Sep 1, 8:30 PM CDT | TSTM WND DMG | 4 Wsw Forest Hill, MS | FALLEN TREE ON HOUSE AT SPRINGRIDGE RD. |
| Sep 1, 8:37 PM CDT | TSTM WND DMG | 2 Wnw Byram, MS | TREES DOWN BLOCKING ROADWAY ON SIWELL RD AT BYRAM ESTATES. |
| Sep 1, 8:37 PM CDT | TSTM WND DMG | 5 W Byram, MS | TRESS DOWN BLOCKING ROADWAY ON SPRINGRIDGE RD AT OWENS RD. |
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 00:00Z, 1.0 hours before the alert went out and 28 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
- 1607 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1520 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
941
WUUS54 KJAN 020100
SVRJAN
MSC049-089-121-149-163-020200-
/O.NEW.KJAN.SV.W.0269.210902T0100Z-210902T0200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
800 PM CDT Wed Sep 1 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Central Rankin County in central Mississippi...
East central Warren County in west central Mississippi...
Southern Yazoo County in central Mississippi...
Central Hinds County in central Mississippi...
Southwestern Madison County in central Mississippi...
* Until 900 PM CDT.
* At 800 PM CDT, severe thunderstorms were located along a line
extending from near Annandale to 6 miles west of Tinsley, moving
southeast at 45 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...
Canton and Annandale around 805 PM CDT.
Gluckstadt around 810 PM CDT.
Madison and Ridgeland around 815 PM CDT.
Flowood, Flora, Brownsville and Fannin around 825 PM CDT.
Pearl and Pocahontas around 830 PM CDT.
Brandon and Bolton around 835 PM CDT.
Clinton around 840 PM CDT.
Raymond around 845 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 3240 9062 3277 9068 3272 9006 3232 8977
3207 9027
TIME...MOT...LOC 0100Z 330DEG 38KT 3259 9020 3271 9058
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JNE2 follow-up statements
708
WWUS54 KJAN 020129
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
829 PM CDT Wed Sep 1 2021
MSC049-089-121-149-163-020200-
/O.CON.KJAN.SV.W.0269.000000T0000Z-210902T0200Z/
Rankin MS-Warren MS-Yazoo MS-Hinds MS-Madison MS-
829 PM CDT Wed Sep 1 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR CENTRAL RANKIN...EAST CENTRAL WARREN...SOUTHERN YAZOO...CENTRAL
HINDS AND SOUTHWESTERN MADISON COUNTIES...
At 829 PM CDT, severe thunderstorms were located along a line
extending from Madison to near Phoenix, moving southeast at 45 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Madison, Ridgeland and Fannin around 835 PM CDT.
Pearl and Flowood around 840 PM CDT.
Brandon, Bolton and Pocahontas around 845 PM CDT.
Clinton around 850 PM CDT.
Jackson and Raymond around 900 PM CDT.
Byram and Richland around 910 PM CDT.
Florence, Terry and Monterey around 915 PM CDT.
Other locations impacted by these severe thunderstorms include
Bentonia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3240 9062 3261 9065 3272 9006 3232 8977
3207 9027
TIME...MOT...LOC 0129Z 330DEG 38KT 3243 9009 3255 9047
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JNE363
WWUS54 KJAN 020150
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
850 PM CDT Wed Sep 1 2021
MSC049-089-121-149-163-020200-
/O.CON.KJAN.SV.W.0269.000000T0000Z-210902T0200Z/
Rankin MS-Warren MS-Yazoo MS-Hinds MS-Madison MS-
850 PM CDT Wed Sep 1 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR SOUTHWESTERN RANKIN...EAST CENTRAL WARREN...SOUTHWESTERN YAZOO...
CENTRAL HINDS AND SOUTHWESTERN MADISON COUNTIES...
At 850 PM CDT, severe thunderstorms were located along a line
extending from Brandon to near Brownsville, moving southeast at 45
mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Pearl and Brandon around 855 PM CDT.
Raymond around 905 PM CDT.
Jackson around 910 PM CDT.
Byram and Richland around 915 PM CDT.
Terry around 920 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3240 9062 3261 9065 3265 9041 3229 8992
3207 9027
TIME...MOT...LOC 0150Z 330DEG 38KT 3230 9000 3242 9038
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JNEThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 7:08 PM CDT | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis, Jones | 67 min |
| Sep 1, 7:18 PM CDT | Special Weather Statement | JAN | Simpson | 27 min |
| Sep 1, 7:29 PM CDT | Special Weather Statement | JAN | Yazoo | 46 min |
| Sep 1, 8:12 PM CDT | Special Weather Statement | JAN | Forrest, Lamar, Marion | 33 min |
| Sep 1, 8:48 PM CDT | Severe Thunderstorm Warning | JAN | Claiborne, Copiah, Hinds, Warren | 57 min |
| Sep 1, 9:22 PM CDT | Special Weather Statement | JAN | Warren | 38 min |
| Sep 1, 9:38 PM CDT | Special Weather Statement | JAN | Adams, Franklin, Jefferson | 37 min |
| Sep 1, 10:26 PM CDT | Special Weather Statement | JAN | Adams, Franklin, Jefferson, Lincoln | 34 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.