Alert archive / Illinois / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 30, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jun 2, 1987, 2:44 PM CDT for Cass County, Menard County, Illinois. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1987, 2:44 PM CDT (19:44 UTC)
- Expired
- Jun 2, 1987, 3:30 PM CDT
- In force
- 46 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Cass County, IL, Menard County, IL
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
Peoria Regional, IL (KPIA), launched 12:00Z, 7.7 hours before the alert went out and 83 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
- 920 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 678 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSPI 021944 SVRSPI ILC017-129-022030- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SPRINGFIELD IL 244 PM CDT TUE JUN 2 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF CENTRAL ILLINOIS...CASS AND MENARD AT 240 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES NORTH NORTHEAST OF JACKSONVILLE ILLINOIS...ABOUT 35 NORTHWEST OF SPRINGFIELD ILLINOIS. THE STORM WAS MOVING NORTHEAST AT 20 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. REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT. INTENSE LIGHTNING IS REPORTED WITH THIS STORM. IF OUTDOORS... STAY AWAY FROM HIGH OBJECTS. MOgVE INDOOR IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING TELEPHONES AND ELECTRICAL EQUIPMENT. ATTN ISP DIST...9 HUGHES
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
Local storm report, Jun 2, 9:32 AM CDT, 5 hours 12 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
9 20 AM CDT TUE JUN 2 1987
ADDITIONAL STORM REPORT FOR MONDAY AFTERNOON JUNE 1 1987
TIME EVENT
1430 PM CDT ......4 TO 5 THOUSAND ACRES OF CORN AND SOYBEANS TOTALLY
JUNE 1 1987 ......DESTROYED BY HAIL 2 TO 4 MILES NORTH NORTHEAST OF
DANVILLE ILLINOIS. HAIL COVERED THE GROUND ABOUT
2 INCHES DEEP. SOME HAIL AS LARGE AS GOLF BALLS.
NEARLY ALL THE LEAVES WERE STRIPPED FROM THE TREES
BY THE HAIL. REPORT WAS RECEIVED FROM VERMILION
COUNTY EMERGENCY SERVICES AND DISASTER AGENCY.
HUGHES
NORTH OF DANVILLE ILLINOIS.
1440 PM CDT........1 INCH HAIL 3 MILES NORTH NORTHEAST OF DANVILLE
ILLINOIS AT THE VERMILION COUNTY AIRPORT. SOME
CROP AND PROPERTY DAMAGE REPORTED BY EMERGENCY
SERVICES.
HUGHESLocal storm report, Jun 2, 9:46 AM CDT, 4 hours 58 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
9 20 AM CDT TUE JUN 2 1987
ADDITIONAL STORM REPORT FOR MONDAY AFTERNOON JUNE 1 1987
TIME EVENT
1430 PM CDT ......4 TO 5 THOUSAND ACRES OF CORN AND SOYBEANS TOTALLY
JUNE 1 1987 ......DESTROYED BY HAIL 2 TO 4 MILES NORTH NORTHEAST OF
DANVILLE ILLINOIS. HAIL COVERED THE GROUND ABOUT
2 INCHES DEEP. SOME HAIL AS LARGE AS GOLF BALLS.
NEARLY ALL THE LEAVES WERE STRIPPED FROM THE TREES
BY THE HAIL. REPORT WAS RECEIVED FROM VERMILION
COUNTY EMERGENCY SERVICES AND DISASTER AGENCY.
HUGHESSpecial weather statement, Jun 2, 11:46 AM CDT, 2 hours 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 1145 AM CDT TUE JUN 2 1987 AT 1140 AM CDT RADAR INDICATED THUNDERSTORMS DEVELOPING RAPIDLY ACROSS CENTRAL ILLINOIS. THE STRONGER THUNDERSTORMS WERE LOCATED 10 TO 15 MILES NORTH OF CHAMPAIGN ...BETWEEN LINCOLN AND SPRINGFIELD...10 MILES WEST OF JACKSONVILLE...AND 20 MILES SOUTH OF SPRINGFIELD. THESE STORMS MAY BE ACCOMPANIED BY STRONG GUSTY WINDS...HAIL...DANGEROUS LIGHTNING AND VERY HEAVY DOWNPOURS. THE THUNDERSTORM ACTIVITY WILL LIKELY CONTINUE TO INCREASE AND INTENSITY DURING THE AFTERNOON HOURS. PERSONS SHOULD BE ALERT AND PREPARED TO TAKE NECESSARY PROTECTION IF THREATENING WEATHER DEVELOPS IN THEIR AREA THIS AFTER6NOON. HUGHES
Special weather statement, Jun 2, 12:02 PM CDT, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1202 PM CDT TUE JUN 1 1987 NUMEROUS SHOWERS AND THUNDERSTORMS...SOME HEAVY...ARE DEVELOPING OVER MOST ALL OF ILLINOIS AND ARE EXPECTED TO CONTOINUE INTO TONIGHT. THESE STORMS ARE IN ASSOCIATION WITH A SLOW MOVING COLD FRONT APPROACHING FROM THE WEST. THE GENERAL MOVEMENT OF THE THUNDERSTORMS IS NORTHEAST ABOUT 30 MPH. STUMETZ
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 2:32 AM CDT | Severe Thunderstorm Warning | ILX | DeKalb, Ogle | 43 min |
| Jun 2, 12:19 PM CDT | Severe Thunderstorm Warning | ILX | McDonough | 41 min |
| Jun 2, 12:20 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 55 min |
| Jun 2, 12:34 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 56 min |
| Jun 2, 1:03 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Piatt | 57 min |
| Jun 2, 1:09 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 55 min |
| Jun 2, 1:47 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 58 min |
| Jun 2, 2:00 PM CDT | Tornado Warning | ILX | Champaign, Vermilion | 30 min |
| Jun 2, 2:10 PM CDT | Tornado Warning | ILX | Tazewell | 65 min |
| Jun 2, 2:12 PM CDT | Severe Thunderstorm Warning | ILX | Macon | 48 min |
| Jun 2, 2:33 PM CDT | Tornado Warning | ILX | Vermilion | 27 min |
| Jun 2, 2:35 PM CDT | Tornado Warning | ILX | McLean | 55 min |
| Jun 2, 5:55 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Cumberland, Shelby | 50 min |
| Jun 2, 5:55 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 50 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1987Every severe thunderstorm warning in 1987
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.