Alert archive / Missouri / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 110, NWS Springfield, MO

May 6, 1994Webster County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 6, 1994, 11:51 PM CDT for Webster County, Missouri. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
May 6, 1994, 11:51 PM CDT (04:51 UTC)
Expired
May 7, 1994, 12:21 AM CDT
In force
30 min
Issued by
NWS Springfield, MO
Area
Whole counties

County Webster County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 4.9 hours before the alert went out and 92 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 00:00Z on 1994-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 926 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 00:00Z on 1994-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 312 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
926 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
658 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
312 m²/s²
0-3 km storm-relative helicity
497 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.6

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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 6, 10:48 PM CDT, 1 hour 3 minutes before
MOZ066-077>082-088>098-101>108-070450-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1047 PM CDT FRI MAY 6 1994

AT 1035 PM THUNDERSTORMS PRODUCING HEAVY RAIN WERE OVER POLK...GREEN
...DALLAS...WEBSTER AND WRIGHT COUNTIES.  THESE STORMS WILL CONTINUE TO
PRODUCE HEAVY RAIN OVER THOSE COUNTIES THROUGH MIDNIGHT.

ANOTHER STRONG THUNDERSTORM WAS OVER SOUTHWEST VERNON COUNTY ABOUT 10
MILES SOUTHWEST OF NEVADA.  THIS STORM MAY PRODUCE HEAVY RAIN AND SMALL
HAIL.

...A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 1 AM CDT FOR
MOST OF SOUTHWEST AND SOUTH CENTRAL MISSOURI...

...FLASH FLOOD WARNINGS CONTINUE UNTIL 145 AM CDT FOR THE FOLLOWING
COUNTIES...BARTON...CEDAR...VDADE...VERNON...GREENE...WEBSTER...WRIGHT...
CHRISTIAN AND DOUGLAS...

...A FLASH FLOOD WATCH IS IN EFFECT FOR SOUTH HALF OF MISSOURI FOR THE
REST OF TONIGHT....

NINE

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 7:03 PM CDTSevere Thunderstorm WarningSGFChristian, Stone57 min
May 6, 7:50 PM CDTFlash Flood WarningSGFBarton, Cedar, Vernon6 hr
May 6, 7:50 PM CDTFlash Flood WarningSGFDouglas, Webster, Wright6 hr
May 6, 7:50 PM CDTFlash Flood WarningSGFChristian, Dade, Greene6 hr
May 7, 12:33 AM CDTSevere Thunderstorm WarningSGFDouglas57 min
May 7, 1:25 AM CDTSevere Thunderstorm WarningSGFJasper, McDonald, Newton50 min
May 7, 1:48 AM CDTFlash Flood WarningSGFBarton, Cedar, Dade, Polk, Vernon5 hr
May 7, 1:48 AM CDTFlash Flood WarningSGFDallas, Greene, Webster5 hr
May 7, 1:48 AM CDTFlash Flood WarningSGFWright5 hr
May 7, 3:13 AM CDTSevere Thunderstorm WarningSGFBarry, Stone47 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1994Every severe thunderstorm warning in 1994

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.