Alert archive / Mississippi / Tornado Warnings in 1999

Tornado Warning 13, NWS Jackson, MS

January 8, 1999Carroll County, Mississippi

NWS Jackson, MS issued this tornado warning at Jan 8, 1999, 6:14 PM CST for Carroll County, Mississippi. It was in force for 51 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: Jan 8, 1999, 6:14 PM CST (00:14 UTC)
Expired: Jan 8, 1999, 7:05 PM CST
In force: 51 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Carroll County, MS

What was reported inside it

Time	Report	Where	Remark
Jan 8, 6:30 PM CST	Thunderstorm Wind	Vaiden, MS	Several trees and numerous large trees were blown down.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jan 8, 3:00 PM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.2 hours before the alert went out and 126 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: 81 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 1125 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 193 m²/s²
0-3 km storm-relative helicity: 257 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.

999 
WFUS1 KJAN 090015 RRA
TORJAN
MSC015-090105-

BULLETIN- EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
614 PM CST FRI JAN 8 1999

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  CARROLL COUNTY IN NORTH CENTRAL MISSISSIPPI

* UNTIL 705 PM CST

* AT 613 PM CST... RADAR INDICATED A TORNADO 22 MILES WEST OF
  VAIDEN... MOVING EAST AT 30 MPH.

* THE FOLLOWING LOCATION IS IN THE PATH OF THIS DANGEROUS STORM...
  VAIDEN AT 650 PM CST

IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR
ROOM AWAY FROM WINDOWS.

67

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 8, 6:17 PM CST	Severe Thunderstorm Warning	JAN	Humphreys, Yazoo	48 min
Jan 8, 6:20 PM CST	Tornado Warning	JAN	Issaquena	35 min
Jan 8, 6:44 PM CST	Severe Thunderstorm Warning	JAN	Bolivar	36 min
Jan 8, 6:56 PM CST	Severe Thunderstorm Warning	JAN	Holmes	34 min
Jan 8, 7:25 PM CST	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower	35 min
Jan 8, 7:58 PM CST	Severe Thunderstorm Warning	JAN	Leflore, Sunflower	47 min
Jan 8, 8:20 PM CST	Severe Thunderstorm Warning	JAN	Issaquena, Washington	45 min
Jan 8, 8:25 PM CST	Severe Thunderstorm Warning	JAN	Carroll, Grenada	50 min

Nearby

Tornado Warnings in Mississippi, 1999 Every tornado warning in 1999 Tornadoes in 1999

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.