Alert archive / Missouri / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 84, NWS Paducah, KY

May 2, 1997Scott County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at May 2, 1997, 9:01 PM CDT for Scott County, Missouri. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 2, 1997, 9:01 PM CDT (02:01 UTC)
Expired: May 2, 1997, 9:45 PM CDT
In force: 44 min
Issued by: NWS Paducah, KY
Area: Whole counties

County Scott County, MO

What was reported inside it

Time	Report	Where	Remark
May 2, 9:23 PM CDT	Hail 1	Commerce, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 2.0 hours before the alert went out and 250 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: 1002 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 864 m above ground
0-6 km bulk shear: 73 kt
0-1 km storm-relative helicity: 229 m²/s²
0-3 km storm-relative helicity: 211 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 8.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 9:37 PM CDT	Flash Flood Warning	PAH	Union	3 hr
May 2, 10:49 PM CDT	Severe Thunderstorm Warning	PAH	Graves	26 min
May 2, 11:00 PM CDT	Severe Thunderstorm Warning	PAH	Calloway	45 min
May 2, 7:34 PM CDT	Severe Thunderstorm Warning	PAH	Ripley	26 min
May 2, 8:13 PM CDT	Severe Thunderstorm Warning	PAH	Butler	32 min
May 2, 8:43 PM CDT	Severe Thunderstorm Warning	PAH	Stoddard	47 min
May 2, 9:11 PM CDT	Severe Thunderstorm Warning	PAH	Alexander, Pulaski	49 min
May 2, 9:44 PM CDT	Severe Thunderstorm Warning	PAH	Massac	46 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1997 Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.