Alert archive / Mississippi / Tornado Warnings in 2017
Tornado Warning 20, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Jan 21, 2017, 8:36 PM CST for 4 counties in Mississippi. It was in force for 54 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
- Jan 21, 2017, 8:36 PM CST (02:36 UTC)
- Expired
- Jan 21, 2017, 9:30 PM CST
- In force
- 54 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.25 in
Counties Copiah County, MS, Franklin County, MS, Jefferson County, MS, Lincoln County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 108 km from the middle of the area, began a volume at 02:38 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 21, 3:29 PM CST | Tornado Watch | SPC | 6 hr |
| Jan 21, 7:50 PM CST | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 2.6 hours before the alert went out and 106 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
- 1036 J/kg
- Mixed-layer CIN
- -131 J/kg
- Mixed-layer LCL
- 1052 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 1.8
The text
As transmitted.
029
WFUS54 KJAN 220236
TORJAN
MSC029-037-063-085-220330-
/O.NEW.KJAN.TO.W.0020.170122T0236Z-170122T0330Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
836 PM CST SAT JAN 21 2017
The National Weather Service in Jackson has issued a
* Tornado Warning for...
Southwestern Copiah County in central Mississippi...
Northeastern Franklin County in southwestern Mississippi...
Northwestern Lincoln County in south central Mississippi...
Southeastern Jefferson County in southwestern Mississippi...
* Until 930 PM CST
* At 835 PM CST, a severe thunderstorm capable of producing a tornado
was located near Kirby, or 27 miles east of Natchez, moving
northeast at 30 mph.
HAZARD...Tornado and half dollar size hail.
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...
New Hope around 845 PM CST.
Union Church around 900 PM CST.
Pleasant Hill around 905 PM CST.
Caseyville around 910 PM CST.
Allen around 915 PM CST.
Loyd Star around 920 PM CST.
Other locations impacted by this tornadic thunderstorm include
Meadville.
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 3145 9093 3159 9100 3186 9062 3159 9048
TIME...MOT...LOC 0235Z 243DEG 26KT 3157 9093
TORNADO...RADAR INDICATED
HAIL...1.25IN
$$
DB3 follow-up statements
657
WWUS54 KJAN 220248
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
848 PM CST SAT JAN 21 2017
MSC029-037-063-085-220330-
/O.CON.KJAN.TO.W.0020.000000T0000Z-170122T0330Z/
Copiah MS-Franklin MS-Lincoln MS-Jefferson MS-
848 PM CST SAT JAN 21 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CST FOR
SOUTHWESTERN COPIAH...NORTHEASTERN FRANKLIN...NORTHWESTERN LINCOLN
AND SOUTHEASTERN JEFFERSON COUNTIES...
At 848 PM CST, a severe thunderstorm capable of producing a tornado
was located near New Hope, or 22 miles west of Brookhaven, moving
northeast at 30 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Union Church around 855 PM CST.
Pleasant Hill around 905 PM CST.
Caseyville around 910 PM CST.
Allen around 915 PM CST.
Loyd Star and Barlow around 920 PM CST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3155 9085 3165 9091 3186 9062 3161 9049
TIME...MOT...LOC 0248Z 243DEG 26KT 3161 9083
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
DB343
WWUS54 KJAN 220257
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
857 PM CST SAT JAN 21 2017
MSC037-220305-
/O.CAN.KJAN.TO.W.0020.000000T0000Z-170122T0330Z/
Franklin MS-
857 PM CST SAT JAN 21 2017
...THE TORNADO WARNING FOR NORTHEASTERN FRANKLIN COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area therefore the warning has been cancelled.
A tornado watch remains in effect until 300 AM CST for south central,
southwestern and central Mississippi.
LAT...LON 3161 9078 3169 9082 3183 9061 3161 9049
TIME...MOT...LOC 0255Z 243DEG 26KT 3163 9077
$$
MSC029-063-085-220330-
/O.CON.KJAN.TO.W.0020.000000T0000Z-170122T0330Z/
Copiah MS-Lincoln MS-Jefferson MS-
857 PM CST SAT JAN 21 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CST FOR
SOUTHWESTERN COPIAH...NORTHWESTERN LINCOLN AND SOUTHEASTERN JEFFERSON
COUNTIES...
At 855 PM CST, a severe thunderstorm capable of producing a tornado
was located near Union Church, or 19 miles west of Brookhaven, moving
northeast at 30 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Pleasant Hill around 905 PM CST.
Caseyville around 910 PM CST.
Allen around 915 PM CST.
Loyd Star around 920 PM CST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3161 9078 3169 9082 3183 9061 3161 9049
TIME...MOT...LOC 0255Z 243DEG 26KT 3163 9077
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
DB768
WWUS54 KJAN 220320
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
920 PM CST SAT JAN 21 2017
MSC029-063-220330-
/O.CAN.KJAN.TO.W.0020.000000T0000Z-170122T0330Z/
Copiah MS-Jefferson MS-
920 PM CST SAT JAN 21 2017
...THE TORNADO WARNING FOR SOUTHWESTERN COPIAH AND SOUTHEASTERN
JEFFERSON COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning hasmoved out of
the warned area therefore the warning has been cancelled.
A tornado watch remains in effect until 300 AM CST for south central
and central Mississippi.
LAT...LON 3167 9062 3170 9058 3170 9054 3161 9049
3161 9060
TIME...MOT...LOC 0320Z 255DEG 26KT 3167 9056
$$
MSC085-220330-
/O.CON.KJAN.TO.W.0020.000000T0000Z-170122T0330Z/
Lincoln MS-
920 PM CST SAT JAN 21 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CST FOR NORTH
CENTRAL LINCOLN COUNTY...
At 920 PM CST, a severe thunderstorm capable of producing a tornado
was located over Loyd Star, or 8 miles northwest of Brookhaven,
moving east at 30 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
north central Lincoln County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3167 9062 3170 9058 3170 9054 3161 9049
3161 9060
TIME...MOT...LOC 0320Z 255DEG 26KT 3167 9056
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
DBThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 21, 7:43 PM CST | Special Weather Statement | JAN | Forrest | 32 min |
| Jan 21, 7:47 PM CST | Special Weather Statement | JAN | Rankin | 43 min |
| Jan 21, 7:49 PM CST | Severe Thunderstorm Warning | JAN | Forrest | 26 min |
| Jan 21, 8:02 PM CST | Special Weather Statement | JAN | Warren | 28 min |
| Jan 21, 8:05 PM CST | Severe Thunderstorm Warning | JAN | Hinds, Warren | 55 min |
| Jan 21, 8:09 PM CST | Severe Thunderstorm Warning | JAN | Jefferson | 36 min |
| Jan 21, 8:15 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 60 min |
| Jan 21, 8:18 PM CST | Severe Thunderstorm Warning | JAN | Adams, Jefferson | 57 min |
| Jan 21, 8:31 PM CST | Tornado Warning | JAN | Adams, Jefferson | 41 min |
| Jan 21, 8:35 PM CST | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin | 43 min |
| Jan 21, 8:50 PM CST | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 55 min |
| Jan 21, 8:56 PM CST | Severe Thunderstorm Warning | JAN | Madison, Yazoo | 45 min |
| Jan 21, 8:57 PM CST | Severe Thunderstorm Warning | JAN | Scott | 63 min |
| Jan 21, 9:04 PM CST | Tornado Warning | JAN | Hinds, Madison | 13 min |
| Jan 21, 9:05 PM CST | Tornado Warning | JAN | Scott | 55 min |
| Jan 21, 9:20 PM CST | Severe Thunderstorm Warning | JAN | Bolivar, Washington | 55 min |
| Jan 21, 9:26 PM CST | Severe Thunderstorm Warning | JAN | Rankin, Simpson | 47 min |
| Jan 21, 9:38 PM CST | Severe Thunderstorm Warning | JAN | Washington | 67 min |
| Jan 21, 9:44 PM CST | Severe Thunderstorm Warning | JAN | Neshoba, Newton | 41 min |
| Jan 21, 9:44 PM CST | Severe Thunderstorm Warning | JAN | Rankin, Smith | 46 min |
| Jan 21, 9:53 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 24 min |
| Jan 21, 9:58 PM CST | Tornado Warning | JAN | Neshoba, Newton | 12 min |
| Jan 21, 10:02 PM CST | Severe Thunderstorm Warning | JAN | Bolivar, Sunflower, Washington | 43 min |
| Jan 21, 10:08 PM CST | Severe Thunderstorm Warning | JAN | Smith | 41 min |
| Jan 21, 10:12 PM CST | Severe Thunderstorm Warning | JAN | Lauderdale, Newton | 63 min |
| Jan 21, 10:28 PM CST | Severe Thunderstorm Warning | JAN | Humphreys, Issaquena, Sharkey, Washington, Yazoo | 36 min |
| Jan 21, 10:38 PM CST | Special Weather Statement | JAN | Neshoba, Newton | 52 min |
| Jan 21, 11:02 PM CST | Special Weather Statement | JAN | Holmes, Yazoo | 43 min |
| Jan 21, 11:17 PM CST | Special Weather Statement | JAN | Clarke, Kemper, Lauderdale | 43 min |
| Jan 22, 5:18 AM CST | Wind Advisory | JAN | Bolivar, Humphreys, Issaquena, Leflore, Sharkey, Sunflower and 1 more | 22 hr |
| Jan 22, 6:27 AM CST | Special Weather Statement | JAN | Jasper, Smith | 48 min |
| Jan 22, 3:40 PM CST | Special Weather Statement | JAN | Madison | 35 min |
| Jan 22, 3:42 PM CST | Special Weather Statement | JAN | Choctaw | 33 min |
| Jan 22, 4:17 PM CST | Special Weather Statement | JAN | Lauderdale | 28 min |
| Jan 22, 4:47 PM CST | Special Weather Statement | JAN | Kemper | 28 min |
Nearby
Tornado Warnings in Mississippi, 2017Every tornado warning in 2017Tornadoes in 2017
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.