Alert archive / Missouri / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 9, NWS Kansas City, MO

April 3, 1989Gasconade County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 3, 1989, 12:04 PM CDT for Gasconade County, Missouri. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Apr 3, 1989, 12:04 PM CDT (17:04 UTC)
Expired
Apr 3, 1989, 12:37 PM CDT
In force
33 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Gasconade County, MO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 5.1 hours before the alert went out and 265 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, Springfield, MO at 12:00Z on 1989-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1226 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, Springfield, MO at 12:00Z on 1989-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 193 square meters per square second.1939587897Sfc1 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
1226 J/kg
Mixed-layer CIN
-125 J/kg
Mixed-layer LCL
790 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
193 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

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
Apr 3, 9:32 AM CDTSevere Thunderstorm WarningEAXCass28 min
Apr 3, 9:39 AM CDTSevere Thunderstorm WarningEAXBenton, Pettis51 min
Apr 3, 10:04 AM CDTSevere Thunderstorm WarningEAXCass, Henry, Johnson41 min
Apr 3, 10:09 AM CDTSevere Thunderstorm WarningEAXMorgan51 min
Apr 3, 10:35 AM CDTSevere Thunderstorm WarningEAXMoniteau40 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1989Every severe thunderstorm warning in 1989

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.