Alert archive / Mississippi / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 17, NWS Jackson, MS

January 3, 2000Jasper County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jan 3, 2000, 8:49 PM CST for Jasper County, Mississippi. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 3, 2000, 8:49 PM CST (02:49 UTC)
Expired: Jan 3, 2000, 9:20 PM CST
In force: 31 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Jasper County, MS

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 3, 5:15 PM CST	Tornado Watch	SPC	6 hr
Jan 3, 7:15 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 2.8 hours before the alert went out and 96 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: 1234 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 639 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 285 m²/s²
0-3 km storm-relative helicity: 314 m²/s²
Significant tornado parameter: 2.4
Supercell composite: 9.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 040252
SVRJAN
MSC061-040320-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
849 PM CST MON JAN 3 2000

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JASPER COUNTY IN MISSISSIPPI

* UNTIL 920 PM CST

* AT 849 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF BAY SPRINGS...OR ABOUT 18
  MILES NORTHWEST OF LAUREL...MOVING NORTHEAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR BAY SPRINGS AT 900 PM CST

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTtECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

80

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, MS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jan 3, 8:08 PM CST, 41 minutes earlier.

Area forecast discussion, Jan 3, 8:08 PM CST, 41 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSON MS
808 PM CST MON JAN 3 2000

UPDATED ZONES TO ACCOUNT FOR THE LATEST TORNADO WATCH IN EFFECT
UNTIL 1 AM FOR EAST CENTRAL AND SOUTHEAST MISSISSIPPI.

.JAN...
MS...NONE.
AR...NONE.
LA...NONE.

15

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 3, 6:14 PM CST	Tornado Warning	JAN	Leake	31 min
Jan 3, 6:41 PM CST	Severe Thunderstorm Warning	JAN	Lincoln	49 min
Jan 3, 6:43 PM CST	Tornado Warning	JAN	Leake	47 min
Jan 3, 6:46 PM CST	Severe Thunderstorm Warning	JAN	Covington, Jones	44 min
Jan 3, 7:02 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Lawrence, Simpson	43 min
Jan 3, 7:07 PM CST	Severe Thunderstorm Warning	JAN	Neshoba, Winston	38 min
Jan 3, 7:16 PM CST	Severe Thunderstorm Warning	JAN	Clarke, Jasper	44 min
Jan 3, 7:24 PM CST	Tornado Warning	JAN	Jones	51 min
Jan 3, 7:44 PM CST	Tornado Warning	JAN	Simpson, Smith	31 min
Jan 3, 8:05 PM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis, Lawrence	25 min
Jan 3, 8:10 PM CST	Severe Thunderstorm Warning	JAN	Clarke	35 min
Jan 3, 8:14 PM CST	Severe Thunderstorm Warning	JAN	Smith	46 min
Jan 3, 8:33 PM CST	Tornado Warning	JAN	Covington	27 min
Jan 3, 10:48 PM CST	Severe Thunderstorm Warning	JAN	Forrest	27 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; the sounding from the Mesonet's radiosonde archive.