Alert archive / Illinois / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 67, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jul 31, 1986, 7:58 PM CDT for Peoria County, Illinois. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Jul 31, 1986, 7:58 PM CDT (00:58 UTC)
- Expired
- Jul 31, 1986, 9:00 PM CDT
- In force
- 62 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County Peoria 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 00:00Z, 1.0 hours before the alert went out and 19 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
- 2956 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 701 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 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 KPIA 010058 SVRPIA ILC143-010200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEORIA IL 758 PM CDT THU JUL 31 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 900 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF CENTRAL ILLINOIS...CENTRAL AND SOUTHERN PEORIA AT 750 PM CDT THE PUBLIC REPORTED A SEVERE THUNDERSTORM OVER KICKAPOO MOVING SLOWLY SOUTH. THREE QUARTER INCH HAIL...FREQUENT LIGHTNING AND HEAVY RAIN WAS ASSOCIATED WITH THIS STORM. COMMUNITIES IN THE DIRECT PATH OF THIS STORM ARE ELMWOOD AND WEST PEORIA. REMEMBER A SEVERE THUNDERSTORM CAN PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH...LARGE HAIL#...DEADLY LIGHTNING...AND HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA. ATTN ISP 8,14 STUMETZ
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 31, 4:35 PM CDT, 3 hours 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 435 PM CDT THU JUL 31 1986 AT 430 PM RADAR INDICATED A VERY HEAVY THUNDERSTORM IN WEST CENTRAL ILLINOIS OVER LOMAX OR ABOUT 20 MILES SOUTHEAST OF BURLINGTON IOWA. THIS STORM WAS MOVING SOUTHEAST 20 MPH. AT 430 PM THE HENDERSON COUNTY CIVIL DEFENSE REPORTED HEAVY HAIL.. GUSTY SURFACE WINDS..AND FREQUENT LIGHTNING WITH THIS STORM. STUMETZ
Special weather statement, Jul 31, 7:45 PM CDT, 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 745 PM CDT THU JUL 31 1986 AT 735 PM CDT RADAR INDICATED A VERY HEAVY THUNDERSTORM OVER THE NORTHWEST CORNER OF PEORIA COUNTY NEAR BRIMFIELD OR 25 MILES NORTHWEST OF PEORIA MOVING SLOWLY SOUTH. AT 740 PM THE PUBLIC REPORTED ONE QUARTER INCH HAIL..WIND SPEEDS BETWEEN 30 TO 40 MPH...HEAVY RAINFALL AND FREQUENT LIGHTNING OVER JUBILLE STATE PARK WITH THIS STORM. STUMETZ
Nearby
Severe Thunderstorm Warnings in Illinois, 1986Every severe thunderstorm warning in 1986
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.