Alert archive / Mississippi / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 11, NWS Jackson, MS

January 3, 2000Copiah County, Lawrence County, Simpson County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jan 3, 2000, 7:02 PM CST for Copiah County, Lawrence County, Simpson County, Mississippi. It was in force for 43 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 3, 2000, 7:02 PM CST (01:02 UTC)
Expired: Jan 3, 2000, 7:45 PM CST
In force: 43 min
Issued by: NWS Jackson, MS
Area: Whole counties

Counties Copiah County, MS, Lawrence County, MS, Simpson County, MS

What was reported inside it

Time	Report	Where	Remark
Jan 3, 7:55 PM CST	Thunderstorm Wind	Magee, MS	The awning was torn off of several downtown buildings.

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 00:00Z, 1.0 hours before the alert went out and 61 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 040104
SVRJAN
MSC029-077-127-040145-

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

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SIMPSON COUNTY IN MISSISSIPPI
  LAWRENCE COUNTY IN MISSISSIPPI
  COPIAH COUNTY IN MISSISSIPPI

* UNTIL 745 PM CST

* AT 702 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 34 MILES SOUTHWEST OF MAGEE...OR ABOUT 12 MILES
  EAST OF BROOKHAVEN...MOVING NORTHEAST AT 50 MPH.

THIS STORM WILL MAINLY AFFECT SMALLER COMMUNITIES AND RURAL AREAS.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCT>IVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION 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, 3:00 PM CST, 4 hours 2 minutes earlier.

Area forecast discussion, Jan 3, 3:00 PM CST, 4 hours 2 minutes before

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

PRE-FRONTAL TROUGH IS CURRENTLY MAKING ITS WAY THROUGHOUT THE CWFA.
LAGGING COLD FRONT STRETCHES FROM EAST CENTRAL AR THROUGH NW LA INTO
EXTREME EASTERN TX. ALL MODELS IN FAIR AGREEMENT WITH THE
PROGRESSION OF THIS WEATHER SYSTEM. FRONT WILL BE ALONG THE
MISSISSIPPI RIVER BY 00Z TUES...THROUGH CENTRAL AREAS BY 06Z...AND BE
EAST OF THE CWFA BY 12Z TUESDAY MORNING. RIDGE OF HIGH PRESSURE WILL
BEGIN TO BUILD INTO THE REGION BY TUESDAY NIGHT.

MODELS SHOWING BEST INSTABILITY...MOISTURE AND LIFT FOR THE FIRST 6
HOURS OF THE FORECAST PACKAGE AS THE PRE-FRONTAL TROUGH AND COLD
FRONT MOVE EAST THROUGH THE CWFA. COOLER AND MUCH DRIER AIR IS
BEHIND THE FRONT...WHICH WILL BEGIN TO SETTLE OVER THE REGION LATE
TUESDAY AFTERNOON.

FIRST PERIOD OF THE FORECAST WILL MAINLY BE CONCERNED WITH THE TIMING
OF THE COLD FRONTAL PASSAGE AND POPS FORECAST. THE REMAINDER OF THE
PACKAGE WILL BE A TEMP FORECAST. MOS AND FAN NUMBERS ARE FAIRLY
CLOSE AND WILL TAKE COMPROMISE...AND LIKELY POPS LOOK OK FOR CENTRAL
AND EASTERN SECTIONS OF THE CWFA...MAINLY BEFORE MIDNIGHT. TEMPS ON
AVERAGE ARE ABOUT 20 TO 30 DEGREES COOLER BEHIND THE FRONT. WITH
NORTHWEST WINDS OF 10 TO 15 MPH TOMORROW...WILL BE A MUCH COOLER DAY
THAN WE HAVE HAD IN A WHILE.

EXTENDED: HIGH PRESSURE WILL REMAIN IN PLACE THROUGH THURSDAY...WITH
ANOTHER COLD FRONT APPROACHING THE CWFA BY LATE THURSDAY NIGHT AND
MOVE THROUGH THE AREA FRIDAY. HIGH PRESSURE WILL AGAIN BEGIN TO
NOSE INTO THE REGION BY LATE FRIDAY NIGHT INTO SATURDAY MORNING.

QPF DISCUSSION: MAIN PRECIP THREAT WILL BE FOR THE FIRST 6 HOURS OF
THE FORECAST PD. AGREE WITH NCEP GUIDANCE WITH AREAL
AVERAGES...MAINLY OVER THE EASTERN HALF OF THE STATE...AROUND A
QUARTER OF AN INCH.

PRELIM NUMBERS:
JAN 44/47/23/50 6000
MEI 47/49/23/50 7000

.JAN...
MS...NONE.
AR...NONE.
LA...NONE.
32

In the hours before

Local storm report, Jan 3, 2:20 PM CST, 4 hours 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
220 PM CST MON JAN 03 2000

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0115 PM    ITTA BENA                 MS   WIND DAMAGE
01/03/00   LEFLORE                        CD REPORTED ROOF BLOWN OFF
                                          APT COMPLEX ALSO TRAILER
                                          DESTROYED NEAR BLEDSOLE
                                          FARMS.

0130 PM    NEWELLTON                 LA   WIND DAMAGE
01/03/00   TENSAS                         CD REPORTS SHED BLOWN AWAY
                                          AND TRAILER DAMAGED.

0130 PM    INVERNESS                 MS   WIND DAMAGE
01/03/00   SUNFLOWER                      CD REPORTS ONE TREE DOWN.

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, 7:07 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, 8:49 PM CST	Severe Thunderstorm Warning	JAN	Jasper	31 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.