Alert archive / Missouri / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 53, NWS Springfield, MO

June 21, 1990Barry County, Stone County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jun 21, 1990, 7:25 PM CDT for Barry County, Stone County, Missouri. It was in force for 65 min. 1 report 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: Jun 21, 1990, 7:25 PM CDT (00:25 UTC)
Expired: Jun 21, 1990, 8:30 PM CDT
In force: 65 min
Issued by: NWS Springfield, MO
Area: Whole counties

Counties Barry County, MO, Stone 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

Time	Report	Where	Remark
Jun 21, 7:42 PM CDT	Thunderstorm Wind 0	Stone, 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

Springfield, MO (KUMN), launched 00:00Z, 0.4 hours before the alert went out and 24 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 90 J/kg
Mixed-layer CIN: -229 J/kg
Mixed-layer LCL: 1597 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 270 m²/s²
0-3 km storm-relative helicity: 329 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSGF 220025
SVRSGF
MOC009-209-213-220130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD MO
725 PM CDT THU JUN 21 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 830 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHWEST PART OF MISSOURI
      EASTERN BARRY...STONE...WESTERN TANEY

AT 720 PM CDT A SEVERE THUNDERSTORM WAS MOVING THROUGH CENTRAL
BARRY COUNTY OR ABOUT 20 MILES SOUTH OF MONETT. THESE STORMS
WERE MOVING TO THE EAST AT 20 MILES PER HOUR. THESE THUNDER-
STORMS WILL MOVE ACROSS TABLE ROCK LAKE KIMBERLING CITY AND
BRANSON.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING.  PEOPLE OUTSIDE
SHOULD MOVE TO SHELTER...PREFERABLY INSIDE A STRONG BUILDING.  ONCE
INSIDE...STAY AWAY FROM WINDOWS.

 MURPcHY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 7:25 PM CDT	Severe Thunderstorm Warning	SGF	Taney	65 min
Jun 21, 8:03 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark, Taney	57 min
Jun 21, 8:03 PM CDT	Severe Thunderstorm Warning	SGF	Christian	57 min
Jun 21, 9:10 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Ozark	65 min
Jun 21, 9:50 PM CDT	Severe Thunderstorm Warning	SGF	McDonald, Newton	55 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1990 Every severe thunderstorm warning in 1990

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.