Alert archive / Missouri / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 35, NWS Springfield, MO

May 16, 1990Howell County, Shannon County, Texas County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 16, 1990, 6:28 PM CDT for Howell County, Shannon County, Texas County, Missouri. It was in force for 62 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: May 16, 1990, 6:28 PM CDT (23:28 UTC)
Expired: May 16, 1990, 7:30 PM CDT
In force: 62 min
Issued by: NWS Springfield, MO
Area: Whole counties

Counties Howell County, MO, Shannon County, MO, Texas 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
May 16, 6:30 PM CDT	Hail 1	Howell, 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 12:00Z, 11.5 hours before the alert went out and 183 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: 151 J/kg
Mixed-layer CIN: -207 J/kg
Mixed-layer LCL: 689 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 390 m²/s²
0-3 km storm-relative helicity: 446 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 162328
SVRSGF
MOC215-153-067-203-091-170030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD MO
628 PM CDT WED MAY 16 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTH CENTRAL PART OF MISSOURI
      TEXAS...SHANNON...HOWELL...

   IN THE SOUTHWEST PART OF MISSOURI
      OZARK...DOUGLAS...

AT 625 PM CDT RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
EXTENDING FROM 50 MILES NORTHEAST OF WEST PLAINS TO 50 MILES
WEST OF WEST PLAINS IN NORTHEAST OZARK COUNTY.  THE STORMS WERE
MOVING SOUTHEAST 25 MILES AN HOUR.

NUMEROUS REPORTS OF MARBLE SIZE HAIL AND FUNNEL CLOUDS HAVE BEEN
RECEIVED AS THESE DANGEROUS STORMS MOVE ACROSS THE WARNED AREA.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN.  MOVE TO AN INTERIOR ROOM
ON THE LZOWEST FLOOR OF YOUR HOME OR BUSINESS.

 LEE

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 16, 1:41 PM CDT, 4 hours 47 minutes before

MOZ015-019-016-161930

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
140 PM CDT WED MAY 16 1990

A LINE OF VERY STRONG THUNDERSTORMS 20 MILES WIDE EXTENDED FROM 30
MILES NORTH OF NEVADA MISSOURI TO NEAR BARTLESVILLE OKLAHOMA.

TORNADO WATCH 244 IS IN EFFECT FOR THIS AREA UNTIL 8PM. THIS LINE
OF STORMS IS EXPECTED TO INCREASE IN INTENSITY AS IT MOVES INTO
SOUTHWEST MISSOURI WITH A RISK OF TORNADOES...LARGE HAIL AND STRONG
GUSTY WINDS. THE LINE OF THUNDERSTORMS WERE MOVING TO THE EAST AT 15
TO 20 MPH.

IF SEVERE WEATHER APPROACHES MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.

PEOPLE SHOULD BE ALERT FOR LATER WEATHER BULLETINS CONCERNING THE STO6RMS.

BAREIS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 12:24 AM CDT	Severe Thunderstorm Warning	SGF	Barry, McDonald	66 min
May 16, 1:30 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Lawrence, Newton	60 min
May 16, 2:00 AM CDT	Severe Thunderstorm Warning	SGF	Barton, Jasper, Vernon	60 min
May 16, 2:00 AM CDT	Severe Thunderstorm Warning	SGF	Stone	60 min
May 16, 2:30 AM CDT	Severe Thunderstorm Warning	SGF	Cedar	60 min
May 16, 2:30 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Taney	60 min
May 16, 12:08 PM CDT	Flash Flood Warning	SGF	Barton, Cedar, Vernon	3 hr
May 16, 1:57 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Vernon	63 min
May 16, 2:46 PM CDT	Severe Thunderstorm Warning	SGF	Dade, Jasper	44 min
May 16, 2:46 PM CDT	Severe Thunderstorm Warning	SGF	Cedar	44 min
May 16, 3:06 PM CDT	Severe Thunderstorm Warning	SGF	Barton	69 min
May 16, 3:06 PM CDT	Severe Thunderstorm Warning	SGF	Newton	69 min
May 16, 3:30 PM CDT	Severe Thunderstorm Warning	SGF	Dade, Jasper, Lawrence	60 min
May 16, 4:09 PM CDT	Severe Thunderstorm Warning	SGF	Dallas, Laclede	66 min
May 16, 4:09 PM CDT	Severe Thunderstorm Warning	SGF	Newton	66 min
May 16, 4:09 PM CDT	Severe Thunderstorm Warning	SGF	Greene, Polk	66 min
May 16, 4:32 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Lawrence, Stone	58 min
May 16, 4:32 PM CDT	Severe Thunderstorm Warning	SGF	Christian	58 min
May 16, 6:28 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark	62 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.