Alert archive / Missouri / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 19, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 2, 1987, 2:40 PM CDT for Marion County, Ralls County, Missouri. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1987, 2:40 PM CDT (19:40 UTC)
- Expired
- Jun 2, 1987, 3:15 PM CDT
- In force
- 35 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Marion County, MO, Ralls 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
Peoria Regional, IL (KPIA), launched 12:00Z, 7.7 hours before the alert went out and 201 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
- 920 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 678 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 021941 SVRSTL MOC127-173-022015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 240 PM CDT TUE JUN 2 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 315 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTHEAST MISSOURI... SOUTHEAST MARION AND NORTHERN RALLS THE WARNING INCLUDES THE CITY OF HANNIBAL. AT 235 PM CDT RADAR SHOWED A LARGE SEVERE THUNDERSTORM IN NORTHWEST RALLS COUNTY...ABOUT 15 MILES SOUTHWEST OF HANNIBAL MISSOURI MOVING EAST NORTHEAST AT 30 MPH. REMEMBER A SEVERE THUNDERSTORM CAN PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH..LARGE HAIL..DEADLY LIGHTNING..AND HEAVY RAIN THAT CAN QUICKLY FLOOD LOW LYING AREAS. PLEASE REPORT ANY SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT AGENCY OR THE NATIONAL WEATHER SERVICE. MCCARTHY
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, Jun 2, 11:53 AM CDT, 2 hours 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 1145 AM CDT TUE JUN 2 1987 ...STRONG THUNDERSTORMS MOVING INTO CENTRAL MISSOURI... AT 1140AM...STRONG THUNDERSTORMS WERE MOVING INTO WEST AND NORTH PARTS OF CENTRAL MISSOURI. OTHER THUNDERSTORMS WERE DEVELOPING OVER THE AREA. THE STRONGEST THUNDERSTORMS WERE IN NORTH CENTRAL MISSOURI FROM AROUND CHILLICOTHE TO JUST SOUTH OF KIRKSVILLE AND IN WEST CENTRAL MISSOURI AROUND WARRENSBURG AND SEDALIA. ALL OF THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH. THESE THUNDERSTORMS WILL PRODUCE VERY HEAVY RAIN ALONG WITH DANGEROUS LIGHTNING AND GUSTY WINDS. THE DEVELOPMENT OF THE THUNDERSTORMS THROUGHOUT CENTRAL MISSOURRI WILL CONTINUE THROUGH THE AFTERNOON AND INTO THIS EVENING. LARM
Special weather statement, Jun 2, 12:02 PM CDT, 2 hours 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1203 PM CDT TUE JUN 2 1987 ...STRONG THUNDERSTORMS IN NORTHEAST MISSOURI... AT NOON CDT...RADAR SHOWED STRONG THUNDERSTORMS IN NORTHEAST MISSOURI THROUGH THE AREA BOUNDED BY KIRKSVILLE...MACON AND HANNIBAL. SOME OF THESE STORMS COULD PRODUCE STRONG GUSTY WINDS AND HAIL IN ADDITION TO FREQUENT LIGHTNING AND VERY HEAVY RAIN. THEY WERE MOVING TO THE EAST NORTHEAST AT 35 MPH. OTHER SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...WERE SCATTERED OVER CENTRAL AND SOUTHERN ILLINOIS...AND EAST CENTRAL AND SOUTHEAST MISSOURI. SCATTERED THUNDERSHOWERS HAD DEVELOPED JUST BEFORE NOON OVER THE ST. LOUIS METROPOLITAN AREA. ] THESE SHOWERS AND THUNDERSTORMS WERE ALSO MOVING TO THE EAST NORTHEAST AT 35 MPH. MCCARTHY
Special weather statement, Jun 2, 12:48 PM CDT, 1 hour 52 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ST LOUIS MO 1245 PM CDT TUE JUN 2 1987 ...STRONG THUNDERSTORMS OVER NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS... AT 1234 PM CDT...A STRONG THUNDERSTORM WAS LOCATED IN NORTHEAST MISSOURI ON THE SHELBY/MARION COUNTY LINE. PEA TO MARBLE SIZE HAIL WAS REPORTED WITH HIS STORM. ANOTHER STRONG STORM WAS LOCATED ABOUT 15 MILES NORTHEAST OF JACKSONVILLE...IN WEST CENTRAL ILLINOIS. THESE STORMS CONTAIN VERY HEAVY RAIN...DANGEROUS LIGHTNING...AND POSSIBLY GUSTY WINDS. PERSONS IN THE VICINITY OF THESE STORMS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER. THESE STORMS WERE PART OF A LARGE AREA OF SCATTERED SHOWERS AND THUNDERSTORMS STRETCHING FROM WEST CENTRAL MISSOURI TO CENTRAL ILLINOIS. OTHERS WERE SCATTERED OVER PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI ...AND THE SOUTHERN HALF OF ILLINOIS. THE SHOWERS AND STORMS WERE MOVING TO TH~E EAST AT 35 MILES AN HOUR. HUTSELL
Special weather statement, Jun 2, 1:51 PM CDT, 49 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ST LOUIS MO 145 PM CDT TUE JUN 2 1987 ...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL ILLINOIS UNTIL 8 PM CDT... AT 135 PM CDT...STRONG THUNDERSTORMS WERE OCCURRING OVER PARTS OF NORTHEAST MISSOURI...AND SOUTHWEST AND CENTRAL ILLINOIS. THESE STORMS WERE LOCATED IN RANDOLPH AND MARION COUNTIES IN MISSOURI...AND SANGAMON AND GREENE COUNTIES OF ILLINOIS. PEA TO MARBLE SIZE HAIL WAS REPORTED NEAR SPRINGFIELD ILLINOIS. THESE STORMS MAY ALL CONTAIN SMALL... GUSTY WINDS...AND DANGEROUS LIGHTNING AS WELL AS VERY HEAVY RAIN. PERSONS NEAR THESE STORMS SHOULD BE ON THE LOOKOUT FOR ANY THREATENING WEATHER. THESE STORMS WERE PART OF A LARGE AREA OF SCATTERED SHOWERS AND THUNDERSTORMS STRETCHING FROM WEST CENTRAL MISSOURI TO CENTRAL ILLINOIS. OTHERS WERE SCATTERED OVER PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI THE SHOWERS AND STORMS WERE MOVING TO THE EAST AT 35 MILES AN HOUR. HUTSELL
Special weather statement, Jun 2, 1:52 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 150 PM CDT TUE JUN 2 1987 ...VERY STRONG THUNDERSTORMS MOVING INTO COLUMBIA AREA... AT 145 PM VERY STRONG THUNDERSTORMS WERE IN A NARROW LINE FROM JUST WEST OF CENTRALIA TO JUST WEST OF ROCHEPORT OR ABOUT 15 MILES WEST OF COLUMBIA TO 10 MILES WEST OF CALIFORNIA. THE THUNDERSTORMS WERE MOVING EAST AT 25 MPH. THE STRONGEST STORM WAS 15 MILES WEST OF COLUMBIA AND PEA SIZE HAIL WAS REPORTED FROM THIS STORM IN BOONVILLE. THUNDERSTORMS WILL MOVE THROUGH THE BOONE COUNTY AREA BETWEEN 150 AND 300 PM THIS AFTERNOON AND PEA TO MARBLE SIZE HAIL ALONG WITH FREQUENT LIGHTNING AND SPOTTY HEAVY RAIN IS POSSIBLE. RESIDENTS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND REPORT ANY SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. HAGEMEYER
Nearby
Severe Thunderstorm Warnings in Missouri, 1987Every severe thunderstorm warning in 1987
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.