Alert archive / Mississippi / Tornado Watches in 2020
Tornado Watch 22
The Storm Prediction Center issued this tornado watch at Feb 5, 2020, 11:49 AM CST for 30 parishes in Louisiana; 46 counties in Mississippi. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 5, 2020, 11:49 AM CST (17:49 UTC)
- Expired
- Feb 5, 2020, 6:00 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 76 counties
Acadia Parish, LA, Allen Parish, LA, Avoyelles Parish, LA, Beauregard Parish, LA, Calcasieu Parish, LA, Caldwell Parish, LA, Catahoula Parish, LA, Concordia Parish, LA, East Baton Rouge Parish, LA, East Carroll Parish, LA, East Feliciana Parish, LA, Evangeline Parish, LA, Franklin Parish, LA, Grant Parish, LA, Iberville Parish, LA, Jefferson Davis Parish, LA, LaSalle Parish, LA, Madison Parish, LA, Natchitoches Parish, LA, Ouachita Parish, LA, Pointe Coupee Parish, LA, Rapides Parish, LA, Richland Parish, LA, Saint Helena Parish, LA, Saint Landry Parish, LA, Tensas Parish, LA, Vernon Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA, Winn Parish, LA, Adams County, MS, Amite County, MS, Attala County, MS, Carroll County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Copiah County, MS, Covington County, MS, Forrest County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Pike County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Warren County, MS, Webster County, MS, Wilkinson County, MS, Winston County, MS, Yazoo County, MS
The radar
The Ft Polk radar (KPOE), 153 km from the middle of the area, began a volume at 17:50 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 70%
- One or more EF2 to EF5 tornadoes
- 40%
- Ten or more severe wind reports
- 50%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 30%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
27 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 12:06 PM CST | Severe Thunderstorm Warning | SHV | Winn | 42 min |
| Feb 5, 12:20 PM CST | Severe Thunderstorm Warning | LCH | Vernon | 11 min |
| Feb 5, 12:42 PM CST | Severe Thunderstorm Warning | SHV | Jackson, Lincoln, Ouachita, Union | 32 min |
| Feb 5, 1:28 PM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, Iberville, Pointe Coupee, West Baton Rouge, West Feliciana | 32 min |
| Feb 5, 1:30 PM CST | Flash Flood Warning | JAN | Covington, Smith | 6 hr |
| Feb 5, 1:35 PM CST | Severe Thunderstorm Warning | JAN | East Carroll, West Carroll | 26 min |
| Feb 5, 1:46 PM CST | Severe Thunderstorm Warning | LCH | Iberia, Lafayette, Saint Landry, Saint Martin, Vermilion | 37 min |
| Feb 5, 1:55 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Lawrence, Lincoln, Simpson | 50 min |
| Feb 5, 2:07 PM CST | Tornado Warning | JAN | Copiah, Lawrence, Lincoln, Rankin, Simpson | 53 min |
| Feb 5, 2:27 PM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, Iberville, Livingston, West Baton Rouge | 33 min |
| Feb 5, 2:55 PM CST | Tornado Warning | JAN | Simpson, Smith | 44 min |
| Feb 5, 3:01 PM CST | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey, Warren, Yazoo | 44 min |
| Feb 5, 3:02 PM CST | Tornado Warning | JAN | Simpson, Smith | 58 min |
| Feb 5, 3:05 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Lawrence, Lincoln | 41 min |
| Feb 5, 3:10 PM CST | Tornado Warning | JAN | Copiah, Jefferson Davis, Lawrence, Lincoln, Simpson | 22 min |
| Feb 5, 3:21 PM CST | Tornado Warning | JAN | Yazoo | 54 min |
| Feb 5, 3:33 PM CST | Severe Thunderstorm Warning | JAN | Jasper, Newton, Scott, Smith | 42 min |
| Feb 5, 3:55 PM CST | Tornado Warning | JAN | Attala, Holmes, Leake, Madison | 65 min |
| Feb 5, 3:59 PM CST | Severe Thunderstorm Warning | JAN | Covington, Forrest, Jefferson Davis, Jones, Lamar, Marion | 61 min |
| Feb 5, 4:13 PM CST | Severe Thunderstorm Warning | JAN | Claiborne, Hinds, Warren | 32 min |
| Feb 5, 4:41 PM CST | Severe Thunderstorm Warning | JAN | Hinds, Madison | 49 min |
| Feb 5, 4:52 PM CST | Tornado Warning | JAN | Attala, Choctaw, Winston | 35 min |
| Feb 5, 5:10 PM CST | Severe Thunderstorm Warning | JAN | Oktibbeha | 35 min |
| Feb 5, 5:16 PM CST | Severe Thunderstorm Warning | JAN | Leake, Madison | 44 min |
| Feb 5, 5:31 PM CST | Severe Thunderstorm Warning | JAN | Oktibbeha | 26 min |
| Feb 5, 5:34 PM CST | Tornado Warning | JAN | Leake, Neshoba | 56 min |
| Feb 5, 5:41 PM CST | Tornado Warning | JAN | Clay, Lowndes, Oktibbeha | 49 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 5.8 hours before the alert went out and 150 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
- 788 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 590 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 172 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 3.6
The text
As transmitted.
100 WWUS20 KWNS 051744 SEL2 SPC WW 051744 LAZ000-MSZ000-060000- URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 22 NWS Storm Prediction Center Norman OK 1150 AM CST Wed Feb 5 2020 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Central Louisiana Central and Southwest Mississippi * Effective this Wednesday morning and evening from 1150 AM until 600 PM CST. * Primary threats include... A few tornadoes likely with a couple intense tornadoes possible Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Thunderstorms are expected to continue to develop over central Louisiana this afternoon and spread northeastward across the watch area. A few supercell storms are possible, capable of damaging winds and tornadoes. The tornado watch area is approximately along and 55 statute miles north and south of a line from 20 miles north northwest of Lake Charles LA to 195 miles northeast of Natchez MS. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU2). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. && AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean storm motion vector 23035. ...Hart
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 10:28 AM CST | Mesoscale Discussion | SPC | Allen, Avoyelles, Catahoula, Concordia, Evangeline, LaSalle and 4 more | 92 min |
| Feb 5, 11:16 AM CST | Mesoscale Discussion | SPC | Orleans, Saint Bernard, Saint Charles, Saint Tammany | 119 min |
| Feb 5, 1:19 PM CST | Mesoscale Discussion | SPC | Ascension, Assumption, East Baton Rouge, East Feliciana, Iberville, Livingston and 9 more | 86 min |
| Feb 5, 1:39 PM CST | Mesoscale Discussion | SPC | Catahoula, Concordia, Madison, Tensas | 96 min |
| Feb 5, 3:41 PM CST | Mesoscale Discussion | SPC | Concordia, East Baton Rouge, East Feliciana, Pointe Coupee, Saint Helena, Tensas and 2 more | 64 min |
| Feb 5, 3:47 PM CST | Mesoscale Discussion | SPC | Itawamba, Monroe, Prentiss, Tishomingo | 118 min |
| Feb 5, 4:25 PM CST | Tornado Watch | SPC | Alcorn, Calhoun, Chickasaw, Itawamba, Lee, Monroe and 4 more | 5 hr |
| Feb 5, 5:06 PM CST | Mesoscale Discussion | SPC | Amite, Clarke, Clay, Copiah, Covington, Forrest and 27 more | 84 min |
| Feb 5, 5:50 PM CST | Tornado Watch | SPC | Clarke, Covington, Forrest, Greene, Jasper, Jefferson Davis and 19 more | 6 hr |
Nearby
Tornado Watches in Mississippi, 2020Tornado Watches in Louisiana, 2020Every tornado watch 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.