Alert archive / Illinois / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 56, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 28, 1989, 4:08 PM CDT for Monroe County, Saint Clair County, Illinois; Saint Louis County, Missouri. It was in force for 37 min.
The area
The counties it named.
The facts
- Issued
- May 28, 1989, 4:08 PM CDT (21:08 UTC)
- Expired
- May 28, 1989, 4:45 PM CDT
- In force
- 37 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Monroe County, IL, Saint Clair County, IL, Saint Louis 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
Paducah/Barkley, KY (KPAH), launched 12:00Z, 9.1 hours before the alert went out and 202 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1492 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSTL 282108
SVRSTL
ILC133-163-MOC189-282145-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
408 PM CDT SUN MAY 28 1989
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHWEST ILLINOIS
...NORTHERN MONROE...SOUTHERN ST CLAIR
IN EAST CENTRAL MISSOURI
...SOUTHERN ST LOUIS
AT 405 PM CDT WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM IN
EXTREME SOUTHEAST SAINT LOUIS COUNTY.
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.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 28, 2:41 PM CDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 240 PM CDT SUN MAY 28 1989 ...SOME MINOR FLOODING OVER NORTH CENTRAL MISSOURI... AT 230 PM CDT THE STATE POLICE IN MACON REPORT SOME FLOODING ALONG HIGHWAY 63 BETWEEN MOBERLY AND MACON. SHOWERS AND THUNDERSTORMS HAVE BEEN OVER THE AREA SINCE THIS MORNING AND HAVE SATURATED THE GROUND IN THAT AREA. PERSONS TRAVELING ACROSS NORTH CENTRAL SECTIONS OF CENTRAL MISSOURI SHOULD BE ON THE L&OOKOUT FOR MINOR FLOODING OVER LOW SPOTS ON THE ROADS. LA GREE
Special weather statement, May 28, 3:27 PM CDT, 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 315 PM CDT SUN MAY 28 1989 ...THUNDERSTORMS RUMBLING INTO THE SAINT LOUIS AREA... STRONG THUNDERSTORMS NEAR WASHINGTON MISSOURI...ABOUT 25 MILES EAST OF DOWNTOWN SAINT LOUIS...WERE MOVING INTO SAINT CHARLES COUNTY AT 315 PM. GUSTY WINDS...SMALL HAIL AND HEAVY RAINS MAY BE EXPECTED WITH THESE STORMS AS THEY MOVE RAPIDLY EAST THROUGH THE SAINT LOUIS METROPOLITAN AREA. THE TTHUNDERSTORMS SHOULD MOVE THROUGH SAINT LOUIS BETWEEN 330 PM AND 600 PM. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SHOULD SEEK SHELTER UNTIL THESE STORMS PASS. EISE
Special weather statement, May 28, 3:33 PM CDT, 35 minutes before
SPECIAL WEATHER STATEMENT...UPDATED NATIONAL WEATHER SERVICE ST LOUIS MO 330 PM CDT SUN MAY 28 1989 ...THUNDERSTORMS RUMBLING INTO THE SAINT LOUIS AREA... STRONG THUNDERSTORMS WERE MOVING INTO SAINT CHARLES COUNTY AT 330 PM. MINOR TREE DAMAGE WAS REPORTED AT NEW HAVEN IN WARREN COUNTY...ABOUT 30 MILES WEST OF DOWNTOWN SAINT LOUIS. THUMBNAIL SIZE HAIL WAS REPORTED AT MARTHASVILLE...ALSO IN WARREN COUNTY. GUSTY WINDS...SMALL HAIL AND HEAVZY RAINS MAY BE EXPECTED WITH THE THUNDERSTORMS AS THEY MOVE THROUGH THE SAINT LOUIS AREA BETWEEN 330 PM 600 PM. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SHOULD SEEK SHELTER UNTIL THE STORMS PASS. EISE
Nearby
Severe Thunderstorm Warnings in Illinois, 1989Severe Thunderstorm Warnings in Missouri, 1989Every severe thunderstorm warning in 1989
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.