Alert archive / Mississippi / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 201, NWS Jackson, MS

April 1, 2000Clarke County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 1, 2000, 4:22 PM CST for Clarke County, Mississippi. It was in force for 48 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Apr 1, 2000, 4:22 PM CST (22:22 UTC)
Expired: Apr 1, 2000, 5:10 PM CST
In force: 48 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Clarke County, MS

What was reported inside it

Time	Report	Where	Remark
Apr 1, 5:00 PM CST	Hail 1.75	Shubuta, MS	Several buildings and automobiles were damaged.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 10.4 hours before the alert went out and 135 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1188 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 205 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

388 
WUUS54 KJAN 012223
SVRJAN
MSC023-012310-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
422 PM CST SAT APR 1 2000

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLARKE COUNTY IN EAST CENTRAL MISSISSIPPI

* UNTIL 510 PM CST

* AT 422 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A SEVERE THUNDERSTORM 9 MILES NORTHEAST OF LAUREL...MOVING 
  NORTHEAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR SHUBUTA AT 435 PM CST

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES SUDDENLY. BE ALERT FOR
RAPIDLY CHANGING WEATHER CONDITIONS AND BE READY TO ACT QUICKLY.
HAIL TO THE SIZE OF QUARTERS IS POSSIBLE WITH THIS STORM.

64

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 1, 2:03 PM CST	Severe Thunderstorm Warning	JAN	Lawrence	27 min
Apr 1, 3:13 PM CST	Severe Thunderstorm Warning	JAN	Covington, Simpson	32 min
Apr 1, 3:23 PM CST	Severe Thunderstorm Warning	JAN	Smith	52 min
Apr 1, 3:54 PM CST	Severe Thunderstorm Warning	JAN	Jasper, Jones	66 min
Apr 1, 5:05 PM CST	Severe Thunderstorm Warning	JAN	Madison	25 min
Apr 1, 5:19 PM CST	Severe Thunderstorm Warning	JAN	Issaquena, Sharkey	41 min
Apr 1, 5:47 PM CST	Severe Thunderstorm Warning	JAN	Holmes	43 min
Apr 1, 5:52 PM CST	Severe Thunderstorm Warning	JAN	Humphreys	38 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2000 Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.