Alert archive / Missouri / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 465, NWS Springfield, MO

July 7, 2008Shannon County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jul 7, 2008, 5:19 PM CDT for Shannon County, Missouri. It was in force for 56 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 7, 2008, 5:19 PM CDT (22:19 UTC)
Expired: Jul 7, 2008, 6:15 PM CDT
In force: 56 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

County Shannon County, MO

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.3 hours before the alert went out and 412 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: 194 J/kg
Mixed-layer CIN: -223 J/kg
Mixed-layer LCL: 1287 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: -13 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.8

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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 7, 2:40 PM CDT, 2 hours 39 minutes earlier.

Area forecast discussion, Jul 7, 2:40 PM CDT, 2 hours 39 minutes before

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Hazardous weather outlook, Jul 7, 12:54 PM CDT, 4 hours 25 minutes before

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In the hours before

Special weather statement, Jul 7, 5:01 PM CDT, 18 minutes before

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Special weather statement, Jul 7, 5:04 PM CDT, 15 minutes before

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Nearby

Severe Thunderstorm Warnings in Missouri, 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.