Alert archive / Mississippi / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 589, NWS Jackson, MS

July 3, 2008Forrest County, Lamar County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jul 3, 2008, 7:40 PM CDT for Forrest County, Lamar County, Mississippi. It was in force for 50 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 3, 2008, 7:40 PM CDT (00:40 UTC)
Expired: Jul 3, 2008, 8:30 PM CDT
In force: 50 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

Counties Forrest County, MS, Lamar County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.7 hours before the alert went out and 110 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: 1213 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 1265 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: -52 m²/s²
0-3 km storm-relative helicity: -31 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 3, 3:29 PM CDT, 4 hours 11 minutes earlier.

Area forecast discussion, Jul 3, 3:29 PM CDT, 4 hours 11 minutes before

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Hazardous weather outlook, Jul 3, 2:24 PM CDT, 5 hours 16 minutes before

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In the hours before

Special weather statement, Jul 3, 4:23 PM CDT, 3 hours 17 minutes before

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Special weather statement, Jul 3, 5:28 PM CDT, 2 hours 12 minutes before

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Special weather statement, Jul 3, 6:26 PM CDT, 1 hour 14 minutes before

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Special weather statement, Jul 3, 7:07 PM CDT, 33 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 4, 2:00 PM CDT	Severe Thunderstorm Warning	JAN	Scott	21 min
Jul 4, 2:13 PM CDT	Severe Thunderstorm Warning	JAN	Rankin, Scott	21 min
Jul 4, 2:29 PM CDT	Severe Thunderstorm Warning	JAN	Clay	11 min
Jul 4, 2:49 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes	56 min
Jul 4, 3:19 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar	41 min
Jul 4, 3:36 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar	54 min
Jul 4, 3:40 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes	20 min
Jul 4, 4:01 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes	29 min
Jul 4, 4:47 PM CDT	Severe Thunderstorm Warning	JAN	Lauderdale	28 min
Jul 4, 4:57 PM CDT	Severe Thunderstorm Warning	JAN	Washington	63 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.