Alert archive / Mississippi / Tornado Warnings in 2001

Tornado Warning 48, NWS Jackson, MS

March 12, 2001Forrest County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 12, 2001, 9:46 AM CST for Forrest County, Mississippi. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Mar 12, 2001, 9:46 AM CST (15:46 UTC)
Expired: Mar 12, 2001, 10:30 AM CST
In force: 44 min
Issued by: NWS Jackson, MS
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Forrest County, MS

What was reported inside it

Time	Report	Where	Remark
Mar 12, 10:04 AM CST	Tornado F1	Hattiesburg, MS	A supercell thunderstorm produced a tornado that moved out of Walthall County into Marion County, about two miles west of Kokomo. The tornado traveled five miles to a point three miles eastnortheast of Kokomo. The next tornado touched down about two miles east

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
Mar 12, 6:00 AM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 3.8 hours before the alert went out and 128 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: 1587 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 469 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 367 m²/s²
0-3 km storm-relative helicity: 453 m²/s²
Significant tornado parameter: 4.1
Supercell composite: 19.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KJAN 121546
TORJAN
MSC035-121630-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
946 AM CST MON MAR 12 2001

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  FORREST COUNTY IN SOUTHEAST MISSISSIPPI

* UNTIL 1030 AM CST

* AT 946 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 8 MILES WEST OF HATTIESBURG...OR ABOUT 4 MILES WEST OF WEST
  HATTIESBURG...MOVING EAST AT 45 MPH.

* THE TORNADO IS EXPECTED TO...
  BE NEAR HATTIESBURG AT 955 AM CST
  BE NEAR PETAL AT 1000 AM CST

62

LAT...LON 3127 8934 3144 8914 3144 8943 3135 8943
          3135 8934

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 12, 1:06 AM CST	Severe Thunderstorm Warning	JAN	Adams, Franklin	24 min
Mar 12, 1:27 AM CST	Severe Thunderstorm Warning	JAN	Copiah, Jefferson, Lincoln	48 min
Mar 12, 2:14 AM CST	Severe Thunderstorm Warning	JAN	Copiah, Rankin, Simpson	46 min
Mar 12, 2:29 AM CST	Severe Thunderstorm Warning	JAN	Hinds	46 min
Mar 12, 2:57 AM CST	Severe Thunderstorm Warning	JAN	Madison, Rankin	48 min
Mar 12, 3:02 AM CST	Severe Thunderstorm Warning	JAN	Attala	28 min
Mar 12, 3:08 AM CST	Severe Thunderstorm Warning	JAN	Hinds, Warren	52 min
Mar 12, 3:21 AM CST	Severe Thunderstorm Warning	JAN	Leake, Scott	39 min
Mar 12, 3:41 AM CST	Severe Thunderstorm Warning	JAN	Madison, Yazoo	49 min
Mar 12, 3:50 AM CST	Severe Thunderstorm Warning	JAN	Marion	40 min
Mar 12, 4:03 AM CST	Tornado Warning	JAN	Lamar, Marion	42 min
Mar 12, 4:21 AM CST	Tornado Warning	JAN	Forrest	39 min
Mar 12, 5:29 AM CST	Severe Thunderstorm Warning	JAN	Issaquena, Sharkey	46 min
Mar 12, 5:54 AM CST	Severe Thunderstorm Warning	JAN	Marion	51 min
Mar 12, 6:32 AM CST	Severe Thunderstorm Warning	JAN	Lamar	43 min
Mar 12, 7:17 AM CST	Severe Thunderstorm Warning	JAN	Lawrence, Lincoln	28 min
Mar 12, 7:25 AM CST	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	50 min
Mar 12, 7:25 AM CST	Severe Thunderstorm Warning	JAN	Adams	50 min
Mar 12, 7:48 AM CST	Severe Thunderstorm Warning	JAN	Marion	42 min
Mar 12, 7:51 AM CST	Severe Thunderstorm Warning	JAN	Franklin	39 min
Mar 12, 8:03 AM CST	Severe Thunderstorm Warning	JAN	Scott	27 min
Mar 12, 8:06 AM CST	Severe Thunderstorm Warning	JAN	Simpson, Smith	39 min
Mar 12, 8:14 AM CST	Tornado Warning	JAN	Marion	31 min
Mar 12, 8:31 AM CST	Severe Thunderstorm Warning	JAN	Covington, Lamar	29 min
Mar 12, 8:39 AM CST	Tornado Warning	JAN	Lamar	36 min
Mar 12, 8:42 AM CST	Severe Thunderstorm Warning	JAN	Lincoln	33 min
Mar 12, 8:47 AM CST	Tornado Warning	JAN	Forrest, Jones	43 min
Mar 12, 8:58 AM CST	Severe Thunderstorm Warning	JAN	Lawrence	32 min
Mar 12, 9:08 AM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis	37 min
Mar 12, 9:17 AM CST	Severe Thunderstorm Warning	JAN	Marion	28 min
Mar 12, 9:25 AM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis	35 min
Mar 12, 9:28 AM CST	Severe Thunderstorm Warning	JAN	Covington	32 min
Mar 12, 9:30 AM CST	Severe Thunderstorm Warning	JAN	Jones	30 min
Mar 12, 9:35 AM CST	Severe Thunderstorm Warning	JAN	Simpson, Smith	25 min
Mar 12, 9:36 AM CST	Severe Thunderstorm Warning	JAN	Forrest, Lamar	39 min
Mar 12, 9:40 AM CST	Tornado Warning	JAN	Lamar, Marion	35 min
Mar 12, 9:48 AM CST	Severe Thunderstorm Warning	JAN	Jasper	42 min
Mar 12, 9:58 AM CST	Tornado Warning	JAN	Clarke, Jasper, Jones	47 min
Mar 12, 10:00 AM CST	Severe Thunderstorm Warning	JAN	Lauderdale, Newton	45 min
Mar 12, 10:15 AM CST	Severe Thunderstorm Warning	JAN	Neshoba	30 min
Mar 12, 10:18 AM CST	Severe Thunderstorm Warning	JAN	Noxubee, Oktibbeha, Winston	57 min
Mar 12, 10:18 AM CST	Severe Thunderstorm Warning	JAN	Lowndes	57 min
Mar 12, 10:21 AM CST	Severe Thunderstorm Warning	JAN	Kemper	24 min
Mar 12, 10:28 AM CST	Tornado Warning	JAN	Forrest, Lamar	32 min

Nearby

Tornado Warnings in Mississippi, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.