Alert archive / Mississippi / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 226, NWS Jackson, MS

July 2, 2002Lowndes County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jul 2, 2002, 5:34 PM CDT for Lowndes County, Mississippi. It was in force for 46 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: Jul 2, 2002, 5:34 PM CDT (22:34 UTC)
Expired: Jul 2, 2002, 6:20 PM CDT
In force: 46 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Lowndes County, MS

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 10.6 hours before the alert went out and 158 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: 2420 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 883 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 9 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Jul 2, 2:15 PM CDT, 3 hours 19 minutes earlier.

Area forecast discussion, Jul 2, 2:15 PM CDT, 3 hours 19 minutes before

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In the hours before

Special weather statement, Jul 2, 2:24 PM CDT, 3 hours 10 minutes before

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-
031200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
224 PM CDT TUE JUL 02 2002

...THUNDERSTORMS...
SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS AFTERNOON
AND EVENING OVER PORTIONS OF NORTHEAST LOUISIANA...SOUTHEAST
ARKANSAS AND MUCH OF MISSISSIPPI. WIND GUSTS TO 60 MPH WILL BE
POSSIBLE IN ANY ISOLATED SEVERE STORMS THAT DO DEVELOP.

A VERY MOIST AND UNSTABLE AIRMASS IS IN PLACE OVER THE LOWER
MISSISSIPPI RIVER VALLEY. THIS AIRMASS...COMBINED WITH HEATING
WILL CONTRIBUTE TO THE DEVELOPMENT OF SHOWERS AND THUNDERSTORMS
THIS AFTERNOON. WEAK UPPER LEVEL DISTURBANCES WILL HELP TO
MAINTAIN ANY ACTIVITY THROUGH THE OVERNIGHT HOURS.

THE ACTIVATION OF EMERGENCY MANAGEMENT PERSONNEL AND STORM
SPOTTERS SHOULD NOT BE NEEDED THROUGH TONIGHT.

FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT
WWW.SRH.NOAA.GOV/JAN. THIS INCLUDES THE GRAPHICAL HAZARDOUS
WEATHER OUTLOOK.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 8:14 PM CDT	Severe Thunderstorm Warning	JAN	Jones	41 min
Jul 1, 8:33 PM CDT	Severe Thunderstorm Warning	JAN	Jasper	32 min
Jul 1, 9:06 PM CDT	Severe Thunderstorm Warning	JAN	Simpson	29 min
Jul 1, 9:22 PM CDT	Severe Thunderstorm Warning	JAN	Jasper	28 min
Jul 1, 10:20 PM CDT	Severe Thunderstorm Warning	JAN	Rankin	40 min
Jul 1, 11:05 PM CDT	Severe Thunderstorm Warning	JAN	Madison	40 min
Jul 1, 11:08 PM CDT	Severe Thunderstorm Warning	JAN	Madison	37 min
Jul 2, 5:49 PM CDT	Severe Thunderstorm Warning	JAN	Clay	31 min
Jul 2, 6:34 PM CDT	Severe Thunderstorm Warning	JAN	Noxubee	46 min
Jul 2, 6:54 PM CDT	Severe Thunderstorm Warning	JAN	Oktibbeha	31 min
Jul 2, 1:35 PM CDT	Severe Thunderstorm Warning	JAN	Franklin	30 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2002 Every severe thunderstorm warning in 2002

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.