Alert archive / Mississippi / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 607, NWS Jackson, MS

November 15, 2005Scott County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Nov 15, 2005, 7:09 PM CST for Scott County, Mississippi. It was in force for 36 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Nov 15, 2005, 7:09 PM CST (01:09 UTC)
Expired: Nov 15, 2005, 7:45 PM CST
In force: 36 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Scott County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 50 km from the middle of the area, began a volume at 01:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
Nov 15, 7:20 PM CST	TSTM WND DMG	2 S Harperville, MS	A FEW TREES DOWN, 1 BLOCKING A ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Nov 15, 6:40 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 1.2 hours before the alert went out and 57 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: 1166 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 1009 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 147 m²/s²
0-3 km storm-relative helicity: 173 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 4.5

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KJAN 160108
SVRJAN
MSC123-160145-
/O.NEW.KJAN.SV.W.0607.051116T0109Z-051116T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
709 PM CST TUE NOV 15 2005

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN SCOTT COUNTY IN CENTRAL MISSISSIPPI
  THIS INCLUDES THE CITY OF FOREST

* UNTIL 745 PM CST

* AT 709 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THIS STORM WAS LOCATED 9
  MILES NORTHWEST OF FOREST...AND MOVING NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  HARPERVILLE BY 715 PM CST
  SEBASTOPOL BY 730 PM CST

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. SEVERE
THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A SMALL INTERIOR ROOM.

LAT...LON 3257 8961 3232 8965 3232 8933 3258 8932

$$

GAGAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 15, 6:00 PM CST	Severe Thunderstorm Warning	JAN	Franklin	45 min
Nov 15, 6:10 PM CST	Severe Thunderstorm Warning	JAN	Jefferson	50 min
Nov 15, 6:10 PM CST	Severe Thunderstorm Warning	JAN	Holmes	40 min
Nov 15, 6:32 PM CST	Tornado Warning	JAN	Lowndes	28 min
Nov 15, 6:44 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Franklin, Lawrence, Lincoln	76 min
Nov 15, 8:04 PM CST	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Simpson	56 min
Nov 15, 8:33 PM CST	Severe Thunderstorm Warning	JAN	Smith	57 min
Nov 15, 8:41 PM CST	Tornado Warning	JAN	Covington, Smith	49 min
Nov 15, 9:04 PM CST	Severe Thunderstorm Warning	JAN	Jones	56 min
Nov 15, 10:16 PM CST	Freeze Watch	JAN	Adams, Attala, Bolivar, Carroll, Choctaw, Claiborne and 41 more	17 hr
Nov 16, 3:03 PM CST	Freeze Warning	JAN	Adams, Attala, Bolivar, Carroll, Choctaw, Claiborne and 41 more	18 hr

Nearby

Severe Thunderstorm Warnings in Mississippi, 2005 Every severe thunderstorm warning in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.