Alert archive / Missouri / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 81, NWS Paducah, KY

May 2, 1997Ripley County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at May 2, 1997, 7:34 PM CDT for Ripley County, Missouri. It was in force for 26 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
May 2, 1997, 7:34 PM CDT (00:34 UTC)
Expired
May 2, 1997, 8:00 PM CDT
In force
26 min
Issued by
NWS Paducah, KY
Area
Whole counties

County Ripley County, MO

The radar

The Memphis radar (KNQA), 171 km from the middle of the area, began a volume at 00:38 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, 0.6 hours before the alert went out and 219 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-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 1997-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1002 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 1997-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 229 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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.

IssuedProductOfficeCountiesLasted
May 2, 9:37 PM CDTFlash Flood WarningPAHUnion3 hr
May 2, 10:49 PM CDTSevere Thunderstorm WarningPAHGraves26 min
May 2, 11:00 PM CDTSevere Thunderstorm WarningPAHCalloway45 min
May 2, 8:13 PM CDTSevere Thunderstorm WarningPAHButler32 min
May 2, 8:43 PM CDTSevere Thunderstorm WarningPAHStoddard47 min
May 2, 9:01 PM CDTSevere Thunderstorm WarningPAHScott44 min
May 2, 9:11 PM CDTSevere Thunderstorm WarningPAHAlexander, Pulaski49 min
May 2, 9:44 PM CDTSevere Thunderstorm WarningPAHMassac46 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1997Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.