Alert archive / Mississippi / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 606, NWS Jackson, MS

July 6, 2008Choctaw County, Oktibbeha County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jul 6, 2008, 3:05 AM CDT for Choctaw County, Oktibbeha County, Mississippi. It was in force for 14 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 6, 2008, 3:05 AM CDT (08:05 UTC)
Expired: Jul 6, 2008, 3:19 AM CDT
In force: 14 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

Counties Choctaw County, MS, Oktibbeha County, MS

The radar

The Columbus AFB radar (KGWX), 89 km from the middle of the area, began a volume at 08:07 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.

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 8.1 hours before the alert went out and 213 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: 1112 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 1090 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 26 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

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 5, 9:45 PM CDT, 5 hours 20 minutes earlier.

Area forecast discussion, Jul 5, 9:45 PM CDT, 5 hours 20 minutes before

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Hazardous weather outlook, Jul 5, 3:30 PM CDT, 11 hours 35 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
330 PM CDT SAT JUL 5 2008

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-
062030-
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-
MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-
SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-LOWNDES-
CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-ATTALA-WINSTON-
NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-MADISON MS-LEAKE-NESHOBA-KEMPER-
WARREN-HINDS-RANKIN-SCOTT-NEWTON-LAUDERDALE-CLAIBORNE-COPIAH-
SIMPSON-SMITH-JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-
LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
330 PM CDT SAT JUL 5 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL MISSISSIPPI...
NORTHEAST LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS.

.DAY ONE...TONIGHT AND SUNDAY

ISOLATED TO SCATTERED SEVERE THUNDERSTORMS WILL BE POSSIBLE LATE THIS
AFTERNOON THROUGH EARLY EVENING...MAINLY FOR THE NORTHWEST PORTION
OF THE AREA. AREAS ALONG AND NORTH OF A BASTROP TO BELZONI TO GRENADA
WILL HAVE THE GREATEST RISK OF SEEING SMALL HAIL AND DAMAGING WIND
GUSTS.

THERE LOOKS TO BE A LULL IN THE ACTIVITY DURING THE MIDDLE OF THE
NIGHT BEFORE ANOTHER STORM COMPLEX EVOLVES DURING THE EARLY MORNING
HOURS ACROSS CENTRAL ARKANSAS. THIS COMPLEX WILL DROP GENERALLY SOUTH
AND INTO THE MISSISSIPPI DELTA REGION LIKELY BEFORE SUNRISE. AS THIS
SYSTEM EVOLVES THROUGH THE EARLY MORNING HOURS AND INTO THE MIDDAY
TIME FRAME SUNDAY...ISOLATED STRONG AND SEVERE STORMS WILL BE POSSIBLE
AS THE STORMS MOVE SOUTH SOUTHEAST. THE MAIN AREA IMPACTED BY THESE
STRONG OR SEVERE STORMS WILL BE ALONG AND EAST OF I-55...ESPECIALLY
THE I-59 CORRIDOR.

ADDITIONALLY...LOCALLY HEAVY RAINFALL WILL BE POSSIBLE WITH ANY
STORMS LATE THIS AFTERNOON THROUGH EARLY SUNDAY. THIS WILL BE
POSSIBLE AS THE ATMOSPHERE WILL BE SUPPORTIVE OF STORM BACK BUILDING
AND TRAINING. LOCALIZED AREAS...ESPECIALLY FOR AREAS NORTH OF
I-20...MAY SEE TWO OR MORE INCHES.

.DAYS TWO THROUGH SEVEN...SUNDAY NIGHT THROUGH FRIDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS...MAY BE NEEDED TONIGHT AND AGAIN ON SUNDAY.
OTHERWISE...ACTIVATION IS NOT

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

CME

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 7:23 PM CDT	Severe Thunderstorm Warning	JAN	Forrest	29 min
Jul 6, 11:27 AM CDT	Severe Thunderstorm Warning	JAN	Attala, Holmes	48 min
Jul 6, 11:44 AM CDT	Severe Thunderstorm Warning	JAN	Attala	46 min
Jul 6, 12:30 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Scott	45 min
Jul 6, 12:43 PM CDT	Severe Thunderstorm Warning	JAN	Newton	47 min
Jul 6, 1:21 PM CDT	Severe Thunderstorm Warning	JAN	Jasper, Newton, Scott, Smith	20 min
Jul 6, 1:45 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Webster	45 min
Jul 6, 1:50 PM CDT	Severe Thunderstorm Warning	JAN	Kemper, Neshoba	40 min
Jul 6, 2:35 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Forrest, Lamar	40 min
Jul 6, 2:44 PM CDT	Severe Thunderstorm Warning	JAN	Holmes	19 min
Jul 6, 3:53 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Montgomery, Webster	52 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2008 Every severe thunderstorm warning in 2008

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; radar from the NEXRAD Level II archive.