Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 77, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jul 9, 1992, 1:08 PM CDT for Macon County, Illinois. It was in force for 52 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 9, 1992, 1:08 PM CDT (18:08 UTC)
- Expired
- Jul 9, 1992, 2:00 PM CDT
- In force
- 52 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County Macon County, IL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 9, 1:15 PM CDT | Hail 1.75 | Macon, IL |
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, 6.1 hours before the alert went out and 311 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
- 1224 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 808 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 100 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 KSPI 091811 COR
SVRSPI
ILC115-091900-
BULLETIN - IMMEDIATE BROADCAST REQUESTED CORRECTION
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD IL
108 PM CDT THU JUL 9 1992
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 200 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE CENTRAL PART OF ILLINOIS
MACON
GOLF-BALL SIZE HAIL WAS REPORTED AT 1 PM CDT ON THE SOUTHWEST
SIDE OF DECATUR. THIS STORM IS MOVING TO THE EAST AT 30 MPH.
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.
ATTN ISP DIST...10 ****CORRECTED TO CHANGE SIZE OF HAIL*****
FENLEYWhat 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 9, 10:38 AM CDT, 2 hours 30 minutes before
ILZ005>007-009-091630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1035 AM CDT THU JUL 9 1992 ...SEVERE THUNDERSTORM WATCH UNTIL 2 PM FOR SCHUYLER...FULTON AND MASON COUNTIES... AT 1030 AM... AN AREA OF SHOWERS AND THUNDERSTORMS EXTENDED WEST OF MONMOUTH- CUBA LINE. A VERY STRONG STORM HAD DEVELOPED ABOUT 15 MILES EAST OF QUINCY WHICH WAS MOVING EAST NORTHEAST AT 30 MPH. THIS STORM MAY AFFECT SOUTHERN SCHUYLER COUNTY BY 11:30 AM. NO REPORTS OF SEVERE WEATHER HAVE BEEN RECEIVED FROM THE QUINCY AREA HOWEVER RADAR IN ST LOUIS INDICATED THAT THE STORM MAY BE SEVERE. SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO MOVE INTO FULTON...KNOX AND WESTERN PEORIA COUNTY BY 11:30 AM AND EXTEND WEST TO THE MISSISSIPPI RIVER. CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP IN AND AROUND THE WATCH AREA. LARGE HAIL... DAMAGING WINDS... DANGEROUS LIGHTNING AND HEAVY DOWNPOURS ARE POSSIBLE. STAY TUNED TO TELEVISLION...LOCAL RADIO OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OF WARNINGS. MOGGED
Special weather statement, Jul 9, 11:07 AM CDT, 2 hours 1 minute before
ILZ009-010-091700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 1105 AM CDT THU JUL 9 1992 ...SEVERE THUNDERSTORM WATCH UNTIL 2 PM CDT... AT 11 00 AM CDT...WEATHER RADARS INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS WEST OF A LINE FROM GALESBURG ILLINOIS TO MEREDOSIA 45 MILES WEST OF SPRINGFIELD. THE STRONGEST STORMS WERE IN EASTERN BROWN AND WESTERN CASS COUNTY. THE STORMS WERE MOVING EAST AT 30 MPH. THE STRONGEST STORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS...HAIL... HEAVY RAINFALL AMOUNTS CAUSING LOCAL FLOODING AND DANGEROUS LIGHTNING. PERSONS SHOULD BE AWARE OF THESE CONDITIONS AND MOVE TO A PLACE OF SAFETY. REMEMBER A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON. HILLIARD
Special weather statement, Jul 9, 11:36 AM CDT, 1 hour 32 minutes before
ILZ005>007-009-091730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1135 AM CDT THU JUL 9 1992 ...SEVERE THUNDERSTORM WATCH UNTIL 2 PM FOR SCHUYLER...FULTON AND MASON COUNTIES... AT 1130 AM... STRONG THUNDERSTORMS WERE MOVING INTO CENTRAL MASON COUNTY. SHERIFFS POLICE IN WESTERN MASON COUNTY REPORTED STRONG WINDS...HEAVY RAINS AND FREQUENT LIGHTNING. THIS STORM WAS MOVING EAST AT 40 MPH AND WILL SWEEP THROUGH MASON COUNTY BEFORE THE NOON HOUR. THIS STORM WAS PART OF A 15 MILE WIDE LINE OF SHOWERS AND THUNDERSTORMS THAT EXTENDED FROM KNOXVILLE TO ABOUT 15 MILES WEST OF SPRINGFIELD. THIS LINE WAS ALSO MOVING EAST AT AROUND 40 MPH. CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP IN AND AROUND THE WATCH AREA. LARGE HAIL... DAMAGING WINDS... DANGEROUS LIGHTNING AND HEAVY DOWNPOURS ARE POSSIBLE. STAY TUNED TO TELEVISION...LOCAL RADIO OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OF WARNINGS. MOGGED 2
Special weather statement, Jul 9, 12:00 PM CDT, 1 hour 8 minutes before
ILZ009-010-091800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 1158 AM CDT THU JUL 9 1992 ...SEVERE THUNDERSTORM WATCH UNTIL 2 PM CDT... AT 11 55 AM CDT...WEATHER RADARS INDICATED A 40 MILE WIDE BAND OF SHOWERS AND THUNDERSTORMS 20 MILES EITHER SIDE OF A LINE FROM NEAR SPRINGFIELD TO PEORIA ILLINOIS. THE STRONGEST STORMS WERE 10 MILES NORTHWEST OF SPRINGFIELD NEAR SALISBURG AND 12 MILES NORTH OF SPRINGFIELD NEAR ATHENS ILLINOIS. THE STORMS WERE MOVING EAST AT 35 MPH. THE STRONGEST STORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS...HAIL... HEAVY RAINFALL AMOUNTS CAUSING LOCAL FLOODING AND DANGEROUS LIGHTNING. PERSONS IN THE PATH OF THESE STORMS SHOULD MOVE TO A PLACE OF SAFETY AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. HILLIARD
Special weather statement, Jul 9, 12:50 PM CDT, 18 minutes before
ILZ005>007-009-091830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1245 PM CDT THU JUL 9 1992 ...SEVERE THUNDERSTORM WATCH UNTIL 2 PM FOR SCHUYLER...FULTON AND MASON COUNTIES... AT 1243 PM... RADAR INDICATED MUCH OF THE THUNDERSTORM ACTIVITY IN WEST CENTRAL ILLINOIS WEAKENING. AN AREA OF LIGHT TO MODERATE SHOWERS COVERED ALL OF MCLEAN COUNTY AND EASTERN WOODFORD COUNTY. MORE SHOWERS BLANKETED MCDONOUGH AND SOUTHERN FULTON COUNTIES. THE MOVEMENT OF THESE SHOWERS WAS EAST AT 35 TO 40 MPH. NO REPORTS OF DAMAGE WERE RECEIVED ON THE STRONG STORM THAT SWEPT THROUGH MASON COUNTY LAST HOUR. CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP IN AND AROUND THE WATCH\ AREA. LARGE HAIL... DAMAGING WINDS... DANGEROUS LIGHTNING AND HEAVY DOWNPOURS ARE POSSIBL STAY TUNED TO TELEVISION...LOCAL RADIO OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OF WARNINGS. MOGGED
Special weather statement, Jul 9, 12:52 PM CDT, 16 minutes before
ILZ005>007-009-091830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1245 PM CDT THU JUL 9 1992 ...SEVERE THUNDERSTORM WATCH UNTIL 2 PM FOR SCHUYLER...FULTON AND MASON COUNTIES... AT 1243 PM... RADAR INDICATED MUCH OF THE THUNDERSTORM ACTIVITY IN WEST CENTRAL ILLINOIS WEAKENING. AN AREA OF LIGHT TO MODERATE SHOWERS COVERED ALL OF MCLEAN COUNTY AND EASTERN WOODFORD COUNTY. MORE SHOWERS BLANKETED MCDONOUGH AND SOUTHERN FULTON COUNTIES. THE MOVEMENT OF THESE SHOWERS WAS EAST AT 35 TO 40 MPH. NO REPORTS OF DAMAGE WERE RECEIVED ON THE STRONG STORM THAT SWEPT THROUGH MASON COUNTY LAST HOUR. CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP IN AND AROUND THE WATCHb AREA. LARGE HAIL... DAMAGING WINDS... DANGEROUS LIGHTNING AND HEAVY DOWNPOURS ARE POSSIBLE STAY TUNED TO TELEVISION...LOCAL RADIO OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OF WARNINGS. MOGGED
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 1:33 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 57 min |
| Jul 9, 2:04 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Douglas | 41 min |
| Jul 9, 2:48 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 57 min |
| Jul 9, 5:36 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 69 min |
| Jul 9, 5:51 PM CDT | Tornado Warning | ILX | Cass, Morgan | 39 min |
| Jul 9, 6:26 PM CDT | Tornado Warning | ILX | Menard, Sangamon | 34 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.