Alert archive / Missouri / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 39, NWS Kansas City, MO

May 25, 1989Audrain County, Boone County, Randolph County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 25, 1989, 10:09 AM CDT for Audrain County, Boone County, Randolph County, Missouri. It was in force for 36 min. 2 reports 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 25, 1989, 10:09 AM CDT (15:09 UTC)
Expired
May 25, 1989, 10:45 AM CDT
In force
36 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Audrain County, MO, Boone County, MO, Randolph County, MO

The radar

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

What was reported inside it

TimeReportWhereRemark
May 25, 10:35 AM CDTThunderstorm Wind 0Boone, MO
May 25, 10:40 AM CDTThunderstorm Wind 0Audrain, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Peoria Regional, IL (KPIA), launched 12:00Z, 3.2 hours before the alert went out and 275 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, Peoria Regional, IL at 12:00Z on 1989-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 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, Peoria Regional, IL at 12:00Z on 1989-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 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
14 J/kg
Mixed-layer CIN
-743 J/kg
Mixed-layer LCL
1108 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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.

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.

In the hours before

Special weather statement, May 25, 5:32 AM CDT, 4 hours 37 minutes before
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Special weather statement, May 25, 5:34 AM CDT, 4 hours 35 minutes before
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Special weather statement, May 25, 6:33 AM CDT, 3 hours 36 minutes before
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Special weather statement, May 25, 7:55 AM CDT, 2 hours 14 minutes before
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Local storm report, May 25, 9:29 AM CDT, 40 minutes before
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The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 8:09 PM CDTTornado WarningEAXHarrison, Mercer51 min
May 24, 9:31 PM CDTTornado WarningEAXJackson44 min
May 24, 9:47 PM CDTSevere Thunderstorm WarningEAXCaldwell58 min
May 24, 9:54 PM CDTSevere Thunderstorm WarningEAXLinn66 min
May 24, 10:22 PM CDTSevere Thunderstorm WarningEAXCass, Johnson68 min
May 24, 10:22 PM CDTSevere Thunderstorm WarningEAXLafayette68 min
May 24, 10:45 PM CDTSevere Thunderstorm WarningEAXChariton45 min
May 24, 11:27 PM CDTSevere Thunderstorm WarningEAXPettis38 min
May 24, 11:54 PM CDTSevere Thunderstorm WarningEAXHenry66 min
May 25, 6:51 AM CDTSevere Thunderstorm WarningEAXClay39 min
May 25, 7:08 AM CDTSevere Thunderstorm WarningEAXRay52 min
May 25, 7:24 AM CDTSevere Thunderstorm WarningEAXCarroll, Lafayette46 min
May 25, 7:25 AM CDTSevere Thunderstorm WarningEAXPettis, Saline65 min
May 25, 7:57 AM CDTSevere Thunderstorm WarningEAXCooper, Howard63 min
May 25, 8:30 AM CDTSevere Thunderstorm WarningEAXBoone, Moniteau60 min
May 25, 8:49 AM CDTSevere Thunderstorm WarningEAXCallaway, Cole56 min
May 25, 8:49 AM CDTSevere Thunderstorm WarningEAXAudrain56 min
May 25, 9:45 AM CDTSevere Thunderstorm WarningEAXGasconade, Osage30 min
May 25, 9:50 AM CDTSevere Thunderstorm WarningEAXHoward25 min
May 24, 9:06 PM CDTSevere Thunderstorm WarningEAXJohnson, Wyandotte54 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.