Alert archive / Missouri / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 14, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at May 15, 1990, 4:23 AM CDT for 4 counties in Missouri. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- May 15, 1990, 4:23 AM CDT (09:23 UTC)
- Expired
- May 15, 1990, 5:30 AM CDT
- In force
- 67 min
- Issued by
- NWS Springfield, MO
- Area
- Whole counties
Counties Dade County, MO, Greene County, MO, Lawrence County, MO, Polk 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 00:00Z, 9.4 hours before the alert went out and 53 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.
- Mixed-layer CAPE
- 1937 J/kg
- Mixed-layer CIN
- -105 J/kg
- Mixed-layer LCL
- 1002 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 189 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 3.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSGF 150923
SVRSGF
MOC109-057-167-077-151030-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
423 AM CDT TUE MAY 15 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 530 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE SOUTHWEST PART OF MISSOURI
NORTHERN LAWRENCE...DADE...POLK...NORTHERN GREENE
AT 420 AM CDT RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS 20
MILES WIDE WHICH EXTENDED FROM NORTHEAST OF BOLIVAR 30 MILES NORTH
OF SPRINGFIELD MISSOURI TO 30 WEST OF SPRINGFIELD. THESE STORMS
WERE MOVING TO THE SOUTHEAST AT NEAR 40 MILES AN HOUR. THEY WERE
PRODUCING EXTREMELY HEAVY RAIN AND HAIL.
THIS IS A DANGEROUS STORM...PREPARE FOR DAMAGING WINDS...LARGE HAIL
AND DEADLY LIGHTNING.
SEVERE THUNDERSTORMS CAN AND OFTEN DO PRODUCE TORNADOES. PEOPLE
CLOSE TO THESE THUNDERSTORMS SHOULD REMAIN ALERT FOR FURTHER
STATEMENTS AND WARNINGS CONCERNING THESE STORMS.
BAREISWhat 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 14, 11:31 PM CDT, 4 hours 52 minutes before
MOZ015-016-150515- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD MO 1130 PM CDT MON MAY 14 1990 ...A LINE OF THUNDERSTORMS HAS DEVELOPED ACROSS EXTREME NORTHEAST OKLAHOMA INTO WESTERN JASPER COUNTY IN EXTREME SOUTHWEST MISSOURI... RADAR AT 1125 PM INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM JUST NORTHEAST OF TULSA OKLAHOMA INTO JASPER COUNTY MISSOURI 10 MILES NORTHWEST OF JOPLIN. THE MOST INTENSE THUNDERSTORM IN THIS LINE WAS IN NORTHEAST OKLAHOMA OVER CRAIG COUNTY 50 MILES SOUTHWEST OF JOPLIN MISSOURI. THE THUNDERSTORMS WERE MOVING NORTHEAST 20 MPH. THE STORMS ARE PRODUCING STRONG GUSTY WIND...HEAVY RAIN AND HAIL AS THEY MOVE NORTHEAST. PEOPLE SHOULD BE ALERT FOR LATER WEATHER BULLETINS CONCERNING THE STORMS. LEE
Special weather statement, May 15, 12:02 AM CDT, 4 hours 21 minutes before
M:SPS IF SEVERE WEATHER APPROACHES MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. 0 PEOPLE SHOULD BE ALERT FOR LATER WEATHER BULLETINS CONCERNING THE STORMS.
Special weather statement, May 15, 12:12 AM CDT, 4 hours 11 minutes before
MOZ015-016-019-150600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD MO 1210 AM CDT TUE MAY 15 1990 ...LINE OF STRONG THUNDERSTORMS IS MOVING INTO EXTREME SOUTHWEST MISSOURI... RADAR AT 1205 AM INDICATED A LINE OF STRONG THUNDERSTORMS MOVING INTO SOUTHWEST MISSOUR AROUND THE JOPLIN AREA. THE LINE EXTENDED FROM 25 MILES NORTHWEST OF JOPLIN MISSOURI JUST WEST OF PITTSBURG KANSAS TO 35 MILES SOUTHWEST OF JOPLIN IN EXTREME NORTHEAST OKLAHOMA. THE LEADING EDGE OF THE LINE WAS 10 MILES WEST OF JOPLIN AND MOVING EAST 20 MILES AN HOUR. THESE THUNDERSTORMS WILL PRODUCE 40 TO 50 MILE AN HOUR WIND...HEAVY RAIN...AND HAIL AS THEY MOVE ACROSS THE LAMAR...JOPLIN...AND NEOSHO AR9EA BY 1230 AM. PEOPLE SHOULD BE ALERT FOR LATER WEATHER BULLETINS CONCERNING THE STORMS. LEE
The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 12:45 AM CDT | Severe Thunderstorm Warning | SGF | Barton, Dade, Jasper, Newton | 45 min |
| May 15, 12:45 AM CDT | Severe Thunderstorm Warning | SGF | McDonald | 45 min |
| May 15, 1:23 AM CDT | Severe Thunderstorm Warning | SGF | Lawrence | 67 min |
| May 15, 2:15 AM CDT | Severe Thunderstorm Warning | SGF | Barton, Vernon | 60 min |
| May 15, 2:53 AM CDT | Severe Thunderstorm Warning | SGF | Barry, Stone | 67 min |
| May 15, 2:53 AM CDT | Severe Thunderstorm Warning | SGF | Cedar | 67 min |
| May 15, 3:26 AM CDT | Tornado Warning | SGF | Barry, Stone | 49 min |
| May 15, 5:39 AM CDT | Severe Thunderstorm Warning | SGF | Christian, Stone | 51 min |
| May 15, 6:26 AM CDT | Severe Thunderstorm Warning | SGF | Douglas, Texas, Wright | 49 min |
| May 15, 7:24 AM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell | 51 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1990Every 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; the sounding from the Mesonet's radiosonde archive.