Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 91, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 5, 1992, 7:30 PM CDT for Lawrence County, Richland County, Illinois. It was in force for 45 min.
The area
The counties it named.
The facts
- Issued
- Jul 5, 1992, 7:30 PM CDT (00:30 UTC)
- Expired
- Jul 5, 1992, 8:15 PM CDT
- In force
- 45 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Lawrence County, IL, Richland County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 0.5 hours before the alert went out and 196 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
- 586 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 825 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- -32 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KEVV 060032 SVREVV ILC101-159-060115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EVANSVILLE IN 730 PM CDT SUN JUL 5 1992 THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEAST ILLINOIS ...LAWRENCE COUNTY...RICHLAND COUNTY AT 728 PM CDT...A SEVERE THUNDERSTORM WAS 55 MILES NORTHWEST OF EVANSVILLE..IT WAS JUST NORTHWEST OF OLNEY AND WAS MOVING TO THE SOUTHEAST AT 30 MPH. THIS STORM WILL REACH OLNEY BY 740 PM.... AND SUMNER ILLINOIS BY 745 PM CDT. STRONG DAMAGING WIND ALONG WITH HEAVY RAIN CAN BE EXPECTED WITH THIS THUNDERSTORM...IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IMMEDIATELY. 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. ZIMMER
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 5, 1:43 PM CDT, 5 hours 47 minutes before
INZALL-051945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 143 PM EST SUN JUL 5 1992 AT 135 PM EST A VERY STRONG THUNDERSTORM WAS OVER THE CITY OF INDIANAPOLIS. THIS STORM WAS PRODUCING VERY HEAVY RAIN AND SMALL HAIL. NUMEROUS HAIL REPORTS FROM THE NORTHWEST SIDE OF THE CITY INDICATE THE HAIL IS MAINLY BETWEEN 1/4 AND 1/2 INCH IN DIAMETER. THE STORM WAS MOVING SOUTHEAST AT 20 MPH...AND WILL MOVE THROUGH THE SOUTHERN HALF OF INDIANAPOLIS BY 230 PM. HEAVY RAIN...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING WILL CONTINUE TO ACCOMPANY THESE STORMS. THE HEAVY RAIN WILL ALSO PRODUCE SOME MINOR STREET FLOODING IN INDIANAPOLIS. ELSON
Special weather statement, Jul 5, 2:37 PM CDT, 4 hours 53 minutes before
INZALL-052030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 237 PM EST SUN JUL 5 1992 AT 230 PM EST THUNDERSTORMS WERE SCATTERED OVER CENTRAL INDIANA. SOME OF THE STRONGER THUNDERSTORMS WERE FROM BROWNSBURG TO DANVILLE INDIANA...ABOUT 10 TO 20 MILES WEST OF INDIANAPOLIS....AND FROM THE SOUTHEAST PART OF INDIANAPOLIS TO SHELBYVILLE. THESE STORMS WERE MOVING SOUTHEAST AT 25 MPH. THE STORMS WERE PRODUCING VERY HEAVY RAIN...DANGEROUS LIGHTNING... AND GUSTY WINDS. SOME SMALL HAIL WILL ALSO BE POSSIBLE AT TIMES WITH THE STRONGEST STORMS. ELSON
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 8:19 PM CDT | Severe Thunderstorm Warning | IND | Lawrence, Richland | 26 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.