Alert archive / Missouri / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 342, NWS Paducah, KY

July 12, 2023Bollinger County, Cape Girardeau County, Perry County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at Jul 12, 2023, 10:05 PM CDT for Bollinger County, Cape Girardeau County, Perry County, Missouri. It was in force for 40 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 12, 2023, 10:05 PM CDT (03:05 UTC)
Expired: Jul 12, 2023, 10:45 PM CDT
In force: 40 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bollinger County, MO, Cape Girardeau County, MO, Perry County, MO

The radar

The Paducah radar (KPAH), 105 km from the middle of the area, began a volume at 03:08 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

Little Rock, AR (KLZK), launched 00:00Z, 3.1 hours before the alert went out and 294 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: 863 J/kg
Mixed-layer CIN: -159 J/kg
Mixed-layer LCL: 873 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 23 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 Paducah, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 12, 6:44 PM CDT, 3 hours 21 minutes earlier.

Area forecast discussion, Jul 12, 6:44 PM CDT, 3 hours 21 minutes before

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Hazardous weather outlook, Jul 12, 2:53 PM CDT, 7 hours 12 minutes before

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In the hours before

Special weather statement, Jul 12, 9:30 PM CDT, 35 minutes before

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The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 12, 10:46 PM CDT	Special Weather Statement	PAH	Alexander	44 min
Jul 13, 3:02 AM CDT	Special Weather Statement	PAH	Carter, Ripley	58 min
Jul 13, 5:50 PM CDT	Special Weather Statement	PAH	Ripley	40 min
Jul 13, 6:08 PM CDT	Severe Thunderstorm Warning	PAH	Ripley	32 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2023 Every severe thunderstorm warning in 2023

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.