Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 63, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jul 4, 1992, 6:52 PM CDT for Monroe County, Illinois; Jefferson County, Missouri. It was in force for 68 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
- Jul 4, 1992, 6:52 PM CDT (23:52 UTC)
- Expired
- Jul 4, 1992, 8:00 PM CDT
- In force
- 68 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Monroe County, IL, Jefferson County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 4, 7:05 PM CDT | Hail 1.5 | Jefferson, 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
Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.9 hours before the alert went out and 198 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
- NaN m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 88 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 042358 COR SVRSTL MOC099-ILZ133-050045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 652 PM CDT SAT JUL 4 1992 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...JEFFERSON COUNTY IN SOUTHWEST ILLINOIS ...MONROE COUNTY AT 645 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 30 MILES SOUTHWEST OF ST LOUIS...MOVING EAST AT 20 MPH. THIS STORM PRODUCED GOLF BALL SIZE HAIL AT HILLSBORO. THIS STORM WILL MOVE TO NEAR FESTUS...MISSOURI BY 715 PM. 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. TUCKER
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, Jul 4, 2:43 PM CDT, 4 hours 9 minutes before
MOZ017-042045- SPECIAL WEATHER STATEMENT...CORRECTED FOR HEADLINE... NATIONAL WEATHER SERVICE ST LOUIS MO 239 PM CDT SAT JUL 4 1992 ...A STRONG THUNDERSTORM WAS INDICATED IN DENT COUNTY...MISSOURI. AT 227 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 25 MILES SOUTH OF ROLLA. THIS STORM WAS MOVING EAST AT 20 MPH. RADAR INDICATED THAT THIS STORM CONTAINED HAIL AND VERY HEAVY RAIN. THE STORM WILL MOVE THROUGH DENT COUNTY AND WILL PASS BETWEEN SALEM AND GLADDEN BETWEEN 245 AND 315 PM. STRONG GUSTY WIND...BRIEF HEAVY RAIN...INTENSE LIGHTNING AND SMALL HAIL ARE LIKELY WITH THIS STORM. IF YOU ARE OUTSIDE...YOU SHOULD SEEK SHELTER INSIDE. DO NOT SEEK SHELTER NEAR A SINGLE TREE OR OTHER TALL OBJECTS. REPORT ANY SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT OFFICE TO BE RELAYED TO THE NATIONAL WEATHER SERVICE. MUCH OF SOUTHERN AND WESTERN MISSOURI REMAINS IN A SEVERE THUNDERSTORM WATCH UNTIL 8 PM.2 TUCKER
Special weather statement, Jul 4, 3:27 PM CDT, 3 hours 25 minutes before
MOZ013-014-042100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 325 PM CDT SAT JUL 4 1992 ...STRONG THUNDERSTORMS ENTERING WESTERN CAMDEN COUNTY... ...SEVERE THUNDERSTORM WATCH FOR SOUTH CENTRAL MISSOURI UNTIL 800PM CDT... AT 320 PM AN INTENSE THUNDERSTORM WAS OVER WESTERN CAMDEN COUNTY MOVING NORTHEAST AT 20 MILES AN HOUR. EXPECT HEAVY RAIN...DEADLY LIGHTNING GUSTY WINDS...AND POSSIBLY SMALL HAIL FROM THIS THUNDERSTORM. PERSONS IN CAMDEN COUNTY AND ALL ACROSS SOUTH CENTRAL SECTIONS OF THE AREA SHOULD BE ALERT TO RAPIDLY CHANGING...THREATENING WEATHER CONDITIONS THE REST OF THIS AFTERNOON AND THIS EVENING. LISTEN TO NOAA WEATHER RADIO FOR THE LATEST STATEMENTS OR POSSkIBLE WARNINGS. LA GREE
Local storm report, Jul 4, 4:44 PM CDT, 2 hours 8 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
440 PM CDT SAT JUL 4 1992
...PRELIMINARY REPORT....
TIME (CDT) COUNTY EVENT
330 PM DENT DELAYED REPORT OF GOLF BALL pSIZE HAIL
AT JADWIN.
TUCKERSpecial weather statement, Jul 4, 6:26 PM CDT, 26 minutes before
MOZ011-012-050030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 625 PM CDT SAT JUL 4 1992 ...STRONG THUNDERSTORMS HAVE DEVELOPED NEAR DOWNTOWN ST LOUIS... AT 620 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A STRONG THUNDERSTORM FROM JUST SOUTH OF DOWNTOWN ST LOUIS TO SOUTHWEST PORTIONS OF ST LOUIS COUNTY. THESE STORMS WERE MOVING EAST AT 20 MPH AND ARE EXPECTED TO PRODUCE GUSTY WIND...DEADLY LIGHTNING AND POSSIBLY SMALL HAIL DURING THE LATE AFTERNOON AND EARLY EVENING HOURS. PERSONS IN THE DOWNTOWN AREA AND VP FAIR PARTICIPANTS SHOULD KEEP AN EYE ON THE SKY AND BE PREPARED TO TAKE SHELTER IMMEDIATELY. TUCKER
Special weather statement, Jul 4, 6:38 PM CDT, 14 minutes before
MOZALL-050030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 625 PM CDT SAT JUL 4 1992 ...SOUTH CENTRAL MISSOURI REMAINS IN A SEVERE THUNDERSTORM WATCH UNTIL 8 PM CDT... ALTHOUGH NO SEVERE WEATHER WAS OCCURRING IN CENTRAL MISSOURI AT 620 PM ...STRONG THUNDERSTORMS WERE LOCATED IN THE SOUTHEAST PART OF THE REGION. THE STRONGEST STORMS WERE LOCATED FROM 30 MILES NORTH OF ROLLA TO THE ST. LOUIS VICINITY. ADDITIONAL STRONG THUNDERSTORMS...SOME OF THEM SEVERE AND POSSIBLY SPAWNING TORNADOES...WERE LOCATED WITHIN A WIDE BAND OF SHOWER ACTIVITY IN SOUTHWEST MISSOURI. THESE INTENSE STORMS WERE LOCATED BETWEEN SPRINGFIELD AND KANSAS CITY. ALL OF THE STORM ACTIVITY WAS MOVING TO TcHE EAST NORTHEAST AT 25 MPH. RESIDENTS OF SOUTH CENTRAL MISSOURI SHOULD REMAIN ALERT FOR THREATENING WEATHER CONDITIONS AND STAY TUNED TO RADIO AND TV FOR LATER STATEMENTS AND POSSIBLE WARNINGS. STANLEY
Special weather statement, Jul 4, 6:41 PM CDT, 11 minutes before
MOZ011-012-050045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 641 PM CDT SAT JUL 4 1992 ...HAIL AND HEAVY RAIN WAS REPORTED JUST EAST OF DOWNTOWN ST LOUIS... AT 630 PM...HAIL TO MARBLE SIZE WAS REPORTED AT CENTREVILLE...ILLINOIS WHICH IS ABOUT 5 MILES EAST OF DOWNTOWN ST LOUIS. RADAR INDICATED THIS STORM WAS MOVING EAST AT 20 MPH. RADAR ALSO INDICATED A STRONG THUNDERSTORM IN JEFFERSON COUNTY MISSOURI. THUNDERSTORMS ARE EXPECTED TO CONTINUE TO DEVELOP IN THE ST LOUIS METROPOLITAN AREA LATE THIS AFTERNOON AND EARLY EVENING. SOME OF THESE STORMS WILL PRODUCE BRIEF VERY HEAVY RAIN...SMALL HAIL...GUSTY WIND AND DEADLY LIGHTNING. VP FAIR PARTICIPANTS SHOULD WATCH ATHE SKY CLOSELY AND BE PREPARED TO SEEK SHELTER IMMEDIATELY. TUCKER
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 6:53 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 52 min |
| Jul 4, 2:47 PM CDT | Severe Thunderstorm Warning | LSX | Dent | 58 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1992Severe Thunderstorm Warnings in Missouri, 1992Every severe thunderstorm warning in 1992
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.