Alert archive / Mississippi / Tornado Watches in 2020
Tornado Watch 24
The Storm Prediction Center issued this tornado watch at Feb 5, 2020, 5:50 PM CST for Choctaw County, Clarke County, Washington County, Alabama; 25 counties in Mississippi. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 5, 2020, 5:50 PM CST (23:50 UTC)
- Expired
- Feb 6, 2020, 12:00 AM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 28 counties
Choctaw County, AL, Clarke County, AL, Washington County, AL, Clarke County, MS, Covington County, MS, Forrest County, MS, Greene County, MS, Jasper County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Lowndes County, MS, Marion County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Perry County, MS, Rankin County, MS, Scott County, MS, Simpson County, MS, Smith County, MS, Wayne County, MS, Winston County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 105 km from the middle of the area, began a volume at 23:50 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
- 40%
- One or more EF2 to EF5 tornadoes
- 30%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 9:30 PM CST | Severe Thunderstorm Warning | JAN | Lawrence, Lincoln | 45 min |
| Feb 5, 9:41 PM CST | Severe Thunderstorm Warning | JAN | Kemper, Lauderdale, Newton | 31 min |
| Feb 5, 9:58 PM CST | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis, Simpson, Smith | 47 min |
| Feb 5, 10:33 PM CST | Severe Thunderstorm Warning | JAN | Jasper, Smith | 42 min |
| Feb 5, 10:56 PM CST | Tornado Warning | JAN | Clarke, Jasper, Lauderdale, Newton, Smith | 55 min |
| Feb 5, 11:21 PM CST | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lamar, Lawrence, Marion | 39 min |
| Feb 5, 11:41 PM CST | Tornado Warning | JAN | Lauderdale | 34 min |
| Feb 6, 12:00 AM CST | Severe Thunderstorm Warning | JAN | Covington, Jasper, Jones | 60 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, 11.8 hours before the alert went out and 115 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.
436 WWUS20 KWNS 052348 SEL4 SPC WW 052348 ALZ000-MSZ000-060600- URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 24 NWS Storm Prediction Center Norman OK 550 PM CST Wed Feb 5 2020 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Southwest Alabama East-central and southeast Mississippi * Effective this Wednesday afternoon from 550 PM until Midnight CST. * Primary threats include... 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...Severe thunderstorms with mainly a tornado and damaging wind threat are most likely across parts of east-central Mississippi. A more isolated severe threat exists farther south/southeast across southeast Mississippi and southwest Alabama. The tornado watch area is approximately along and 55 statute miles east and west of a line from 35 miles south southeast of Pine Belt MS to 60 miles north northeast of Meridian MS. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU4). 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. && OTHER WATCH INFORMATION...CONTINUE...WW 22...WW 23... 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 24040. ...Grams
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 11:16 AM CST | Mesoscale Discussion | SPC | Baldwin, Clarke, Conecuh, Escambia, Mobile, Monroe and 1 more | 119 min |
| Feb 5, 3:47 PM CST | Mesoscale Discussion | SPC | Bibb, Blount, Calhoun, Cherokee, Chilton, Clay and 28 more | 118 min |
| Feb 5, 4:25 PM CST | Tornado Watch | SPC | Bibb, Blount, Calhoun, Cherokee, Chilton, Colbert and 28 more | 5 hr |
| Feb 5, 5:06 PM CST | Mesoscale Discussion | SPC | Choctaw, Clarke, Marengo, Sumter, Washington | 84 min |
| Feb 5, 10:28 AM CST | Mesoscale Discussion | SPC | Adams, Attala, Choctaw, Claiborne, Clay, Copiah and 19 more | 92 min |
| Feb 5, 11:49 AM CST | Tornado Watch | SPC | Adams, Amite, Attala, Carroll, Choctaw, Claiborne and 40 more | 6 hr |
| Feb 5, 1:19 PM CST | Mesoscale Discussion | SPC | Pearl River, Pike, Walthall | 86 min |
| Feb 5, 1:39 PM CST | Mesoscale Discussion | SPC | Adams, Attala, Choctaw, Claiborne, Copiah, Franklin and 12 more | 96 min |
| Feb 5, 3:41 PM CST | Mesoscale Discussion | SPC | Adams, Amite, Attala, Choctaw, Claiborne, Copiah and 26 more | 64 min |
Nearby
Tornado Watches in Mississippi, 2020Tornado Watches in Alabama, 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.