Alert archive / Mississippi / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 316, NWS Memphis, TN

July 10, 2003Itawamba County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Jul 10, 2003, 3:23 PM CDT for Itawamba County, Mississippi. It was in force for 37 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 10, 2003, 3:23 PM CDT (20:23 UTC)
Expired: Jul 10, 2003, 4:00 PM CDT
In force: 37 min
Issued by: NWS Memphis, TN
Area: Counties, with a storm outline in the text

County Itawamba County, MS

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.4 hours before the alert went out and 191 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: 2329 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 656 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 58 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

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 Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 10, 2:26 PM CDT, 57 minutes earlier.

Area forecast discussion, Jul 10, 2:26 PM CDT, 57 minutes before

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Hazardous weather outlook, Jul 10, 3:00 PM CDT, 23 minutes before

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Nearby

Severe Thunderstorm Warnings in Mississippi, 2003 Every severe thunderstorm warning in 2003

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.