Alert archive / Missouri / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 104, NWS Kansas City, MO

October 4, 1991Boone County, Moniteau County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Oct 4, 1991, 3:33 PM CDT for Boone County, Moniteau County, Missouri. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Oct 4, 1991, 3:33 PM CDT (20:33 UTC)
Expired
Oct 4, 1991, 4:15 PM CDT
In force
42 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Boone County, MO, Moniteau County, MO

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 8.6 hours before the alert went out and 381 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, Paducah/Barkley, KY at 12:00Z on 1991-10-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 203 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, Paducah/Barkley, KY at 12:00Z on 1991-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 square meters per square second.193958Sfc1 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
203 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1045 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 3, 7:22 PM CDTSevere Thunderstorm WarningEAXBoone, Cole43 min
Oct 3, 8:13 PM CDTSevere Thunderstorm WarningEAXMacon47 min
Oct 4, 3:02 PM CDTSevere Thunderstorm WarningEAXAudrain, Boone, Howard, Randolph43 min
Oct 4, 4:30 PM CDTSevere Thunderstorm WarningEAXCallaway, Montgomery45 min
Oct 3, 8:31 PM CDTSevere Thunderstorm WarningEAXDoniphan29 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1991Every severe thunderstorm warning in 1991

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.