Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 87, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jul 29, 1992, 11:39 PM CDT for Christian County, Macon County, Illinois. It was in force for 51 min.
The area
The counties it named.
The facts
- Issued
- Jul 29, 1992, 11:39 PM CDT (04:39 UTC)
- Expired
- Jul 30, 1992, 12:30 AM CDT
- In force
- 51 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Christian County, IL, Macon County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 4.7 hours before the alert went out and 295 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
- 813 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 1264 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSPI 300439
SVRSPI
ILC021-167-115-300530-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1139 PM CDT WED JUL 29 1992
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1230 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE CENTRAL PART OF ILLINOIS
NORTHERN CHRISTIAN...EASTERN SANGAMON...SOUTHWEST MACON
AT 1133 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM LOCATED
17 MILES NORTHEAST OF SPRINGFIELD...NEAR CORNLAND.
THE STORM WAS MOVING TO THE SOUTHEAST AT 30 MPH AND WILL MOVE
THROUGH THE FOLLOWING TOWNS...ILLIOPOLIS...MT AUBURN...NINANTIC AND
BLUE MOUND.
PEA TO MARBLE SIZE HAIL HAS BEEN REPORTED WITH THIS STORM AS WELL
AS VERY HEAVY RAIN.
IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN AND DANGEROUS LIGHTNING.
REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
A TORNADO WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.
THIS SLOW MOVING THUNDERSTORM MAY CAUSE FLOODING OF SMALL STREAMS AND
UNDERPASSES. DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
INTENSE LIGHTNING IS REPORTED WITH THIS STORM. IF OUTDOORS...
STAY AWAY FROM HIGH OBJECTS. MOVE INDOORS IF POSSIBLE. WHEN
INDOORS...STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES
AND ELECTRICAL EQUIPIMENT UNLESS IN AN EMERGENCY. MOTORISTS SHOULD
NOT DRIVE INTO LOW WATER CROSSINGS.
ATTN ISP DIST...9 AND 10
BYRDWhat 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 29, 9:11 PM CDT, 2 hours 28 minutes before
ILZ006-007-009-300315-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
905 PM CDT WED JUL 29 1992
...THUNDERSTORM ACTIVITY MOVING TOWARDS PEORIA...
RADAR AT 9:00 PM... STRONG THUNDERSTORMS WERE MOVING TOWARDS PEORIA. THE
STRONGEST STORMS EXTENDED FROM MAQUON IN SOUTHERN KNOX COUNTY...ABOUT 30
WEST OF PEORIA... TO BLANDINSVILLE IN NORTHWESTERN MCDONOUGH COUNTY WHICH
IS 23 MILES SOUTHEAST OF BURLINGTON. THESE STORMS WERE PART OF A LARGER AREA
OF SHOWERS AND THUNDERSTORMS COVERING MUCH OF THE NORTHWESTERN PORTIONS
OF WEST CENTRAL ILLINOIS. MOVEMENT OF ALL THE PRECIPITATION WAS EAST AT 40 MPH.
THE STRONGEST STORMS WILL REACH PEORIA AND WESTERN TAZEWELL COUNTY BY 9:30 PM.
SOME O,F THESE THUNDERSTORMS MAY CAUSE SOME HEAVY RAINFALL...SMALL HAIL...
GUSTY WINDS AND DANGEROUS LIGHTNING.
SEVERE THUNDERSTORM WATCH 691 CONTINUES UNTIL 11 PM.
MOGGESpecial weather statement, Jul 29, 9:13 PM CDT, 2 hours 26 minutes before
ILZ009-010-300315- SPECIAL WEATHER STATEMENT...CORRECTION TO CANCEL WATCH... NATIONAL WEATHER SERVICE SPRINGFIELD IL 910 PM CDT WED JUL 29 1992 ...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR CENTRAL AND EAST CENTRAL ILLINOIS... AT 905 PM CDT...RADAR INDICATED A LARGE AREA OF SHOWERS AND THUNDER/ STORMS OVER WEST CENTRAL ILLINOIS. THE STORMS WERE NORTHWEST OF A LINE FROM BRADFORD TO 10 MILES NORTH OF PEORIA TO 30 MILES SOUTHWEST OF BURLINGTON IOWA. THE STORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR AND WILL MOVE INTO NORTHERN AND WESTERN PORTIONS OF CENTRAL ILLINOIS AFTER 10 PM. SKIES WILL REMAIN PARTLY TO MOSTLY CLOUDY THIS EVENING WITH SHOWERS AND THUNDERSTORMS POS4SIBLE. TEMPERATURES WILL DROP TO AROUND 70 BY MIDNIGHT. BE ALERT TO THE RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR FURTHER UPDATES. BYRD
Special weather statement, Jul 29, 9:40 PM CDT, 1 hour 59 minutes before
ILZ006-007-009-300315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 940 PM CDT WED JUL 29 1992 ...THUNDERSTORM ACTIVITY MOVING THRU PEORIA... AT 9:38 PM CDT... RADAR SHOWED A LINE OF STRONG THUNDERSTORMS FROM MACOMB IN WESTERN ILLINOIS ACROSS CANTON IN NORTHERN FULTON COUNTY... OVER PEORIA... AND THEN NORTH ALONG THE ILLINOIS RIVER TO LASALLE. THE THUNDERSTORMS CONTINUE TO MOVE EAST AT 40 MPH AND WILL SPREAD INTO TAZEWELL AND WOODFORD COUNTIES BY 10 PM. THE THUNDERSTORMS HAVE NOT BEEN SEVERE. THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER TODAY HAS NOW BEEN CANCELLED FOR ALL BUT EXTREME WESTERN SECTIONS OF ILLINOIS NEAR THE MISSISSIPPI RIVER. ALTHOUGH SEVERE THUNDERSTORMS ARE NOT EXPECTED... THESE STORMS ARE STILL CAPABLE OF PRODUCING HEAVY RAIN AND DANGEROUS LIGHTNING. JACOBS
Special weather statement, Jul 29, 9:56 PM CDT, 1 hour 43 minutes before
ILZ009-010-300415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 955 PM CDT WED JUL 29 1992 ...STRONG THUNDERSTORMS HAVE DEVELOPED OVER EAST CENTRAL ILLINOIS... AT 950 PM CDT...RADAR INDICATED TWO STRONG THUNDERSTORMS HAD DEVELOPED OVER EAST CENTRAL ILLINOIS. THE STORMS WERE LOCATED 10 TO 15 MILES SOUTH OF CHAMPAIGN. THE STORMS WERE MOVING TO THE SOUTHEAST AT 25 MPH. LOCALLY HEAVY RAIN...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING MAY ACCOMPANY THESE STORMS. ALSO...RADAR INDICATED A 15 MILE WIDE LINE OF SHOWERS AND THUNDERSTORMS WHICH EXTENDED FROM 20 MILES WEST OF JOLIET TO 10 MILES SOUTH OF PEORIA TO 10 MILES NORTH OF QUINCY. THE STORMS WERE MOVING TO THE SOUTHEAST AT 25 MILES AN HOUR AND WILL MOVE INTO NORTHERN AND WESTERN SECTIONS OF CENTRAL ILLINOIS BY 11 PM. SKIES WILL REMAIN PARTLY TO MOSTLY CLOUDY THIS EVENING WITH SHOWERS AND THUNDERSTORMS POSSIBLE. TEMPERATURES WILL DROP TO AROUND 70 BY MIDNIGHT. BE ALERT TO THE RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR FURTHER UPDATES. BYRD
Special weather statement, Jul 29, 10:26 PM CDT, 1 hour 13 minutes before
ILZ005>007-009-300400-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1025 PM CDT WED JUL 29 1992
...THUNDERSTORMS CONTINUE IN CENTRAL ILLINOIS...
A LINE OF THUNDERSTORMS...SOME PRODUCING VERY HEAVY RAIN AND FREQUENT
LIGHTNING...EXTENDED FROM ABOUT MARSEILLES TO THE PEORIA VICINITY TO
ABOUT BEARDSTOWN AT 1020 PM. OTHER THUNDERSTORMS WERE SCATTERED FROM
15 MILES SOUTHEAST TO 15 MILES NORTHWEST OF BLOOMINGTON. THE STRONGEST
STORMS EXTENDED FROM MORTON...10 MILES EAST OF PEORIA...TO 25 MILES
SOUTH-SOUTHWEST OF PEORIA.
THE THUNDERSTORMS WERE MOVING EAST AROUND 35 MPH AND ARE EXPECTED TO BE
EAST OF THE ILLINOIS RIVER BY 1100 PM.
THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFENCT FOR MUCH OF WESTERN
AND CENTRAL ILLINOIS HAS BEEN CANCELLED FOR OUR ENTIRE AREA.
MILLERSpecial weather statement, Jul 29, 11:23 PM CDT, 16 minutes before
ILZ005>007-009-300515- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1120 PM CDT WED JUL 29 1992 ...THUNDERSTORMS MOVING OUT OF CENTRAL ILLINOIS... A LINE OF THUNDERSTORMS...SOME PRODUCING VERY HEAVY RAIN...FREQUENT LIGHTNING...AND BRIEF GUSTY WINDS WERE IN MCLEAN COUNTY ALONG AND EAST OF I-55 AT 1115 PM. THESE THUNDERSTORMS WERE MOVING EAST AROUND 35 MPH AND WILL MOVE OUT OF MCLEAN COUNTY INTO EAST CENTRAL ILLINOIS AROUND MIDNIGHT. OTHER SHOWERS AND THUNDERSTORMS WERE IN EXTREME NORTHWEST ILLINOIS AND SOUTHEAST IOWA FROM THE QUAD CITIES TO ABOUT BURLINGTON. THESE THUNDERSTORMS WERE MOVING EAST-SOUTHEAST AROUND 35 MPH AND ARE EXPECTED TO APPROACH MONMOUTH AROUND MIDNIGHT. IF THE STORMS REMAIN INTACT THEY WILL MOVE TOWARD GALESBURG AROUND 1230 AM. THESE STORMS WILL BE CAPABLE OF PRODUCING HEAVY DOWNPOURS...FREQUENT LIGHTNING...AND GUSTY WINDS AS THEY MOVE THROUGH WESTERN ILLINOIS. MILLER
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 10:56 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Menard | 49 min |
| Jul 29, 11:39 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 41 min |
| Jul 30, 12:40 AM CDT | Severe Thunderstorm Warning | ILX | Macon, Piatt | 35 min |
| Jul 30, 1:20 AM CDT | Severe Thunderstorm Warning | ILX | Douglas, Moultrie, Piatt | 25 min |
| Jul 30, 1:20 AM CDT | Severe Thunderstorm Warning | ILX | Coles | 25 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 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; the sounding from the Mesonet's radiosonde archive.