Alert archive / Mississippi / Tornado Warnings in 2020
Tornado Warning 55, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Sep 23, 2020, 10:04 PM CDT for Copiah County, Hinds County, Mississippi. It was in force for 29 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 23, 2020, 10:04 PM CDT (03:04 UTC)
- Expired
- Sep 23, 2020, 10:33 PM CDT
- In force
- 29 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Copiah County, MS, Hinds County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 52 km from the middle of the area, began a volume at 03:02 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.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 3.1 hours before the alert went out and 203 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
- 1062 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 497 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 222 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 6.0
The text
As transmitted.
132
WFUS54 KJAN 240304
TORJAN
MSC029-049-240400-
/O.NEW.KJAN.TO.W.0055.200924T0304Z-200924T0400Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
1004 PM CDT Wed Sep 23 2020
The National Weather Service in Jackson has issued a
* Tornado Warning for...
South central Hinds County in central Mississippi...
North central Copiah County in central Mississippi...
* Until 1100 PM CDT.
* At 1004 PM CDT, a severe thunderstorm capable of producing a
tornado was located over Hazlehurst, moving north at 15 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Gallman around 1015 PM CDT.
Crystal Springs around 1025 PM CDT.
Terry and Dry Grove around 1100 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3184 9035 3187 9051 3215 9050 3215 9029
TIME...MOT...LOC 0304Z 186DEG 15KT 3188 9043
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
JM2 follow-up statements
889
WWUS54 KJAN 240324
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
1024 PM CDT Wed Sep 23 2020
MSC029-049-240400-
/O.CON.KJAN.TO.W.0055.000000T0000Z-200924T0400Z/
Hinds MS-Copiah MS-
1024 PM CDT Wed Sep 23 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT FOR SOUTH
CENTRAL HINDS AND NORTH CENTRAL COPIAH COUNTIES...
At 1024 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Gallman, or near Crystal Springs, moving north at 15
mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Dry Grove around 1105 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3196 9041 3195 9050 3215 9050 3215 9029
TIME...MOT...LOC 0324Z 186DEG 15KT 3196 9042
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
JM928
WWUS54 KJAN 240333
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
1033 PM CDT Wed Sep 23 2020
MSC029-049-240343-
/O.CAN.KJAN.TO.W.0055.000000T0000Z-200924T0400Z/
Hinds MS-Copiah MS-
1033 PM CDT Wed Sep 23 2020
...THE TORNADO WARNING FOR SOUTH CENTRAL HINDS AND NORTH CENTRAL
COPIAH COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.
LAT...LON 3196 9041 3195 9050 3215 9050 3215 9029
TIME...MOT...LOC 0332Z 186DEG 15KT 3200 9041
$$
JMThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 7:37 PM CDT | Flash Flood Warning | JAN | Adams, Claiborne, Copiah, Franklin, Jefferson, Lincoln | 3 hr |
| Sep 23, 8:10 PM CDT | Flash Flood Warning | JAN | Claiborne, Copiah, Franklin, Jefferson, Lincoln | 3 hr |
| Sep 23, 8:36 PM CDT | Tornado Warning | JAN | Claiborne, Jefferson | 28 min |
| Sep 23, 10:22 PM CDT | Flash Flood Warning | JAN | Claiborne, Copiah, Hinds, Rankin, Simpson | 5 hr |
| Sep 23, 11:26 PM CDT | Flash Flood Warning | JAN | Copiah, Lawrence, Lincoln | 4 hr |
| Sep 24, 12:47 AM CDT | River Flood Warning | JAN | Franklin | 15 hr |
| Sep 24, 8:52 AM CDT | Areal Flood Warning | JAN | Franklin | 3 hr |
| Sep 24, 11:51 AM CDT | Areal Flood Warning | JAN | Franklin | 5 hr |
| Sep 24, 2:07 PM CDT | River Flood Warning | JAN | Madison, Yazoo | 6 days |
Nearby
Tornado Warnings in Mississippi, 2020Every tornado warning in 2020Tornadoes in 2020
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.