Alert archive / Illinois / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 3, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Mar 17, 1989, 11:25 AM CST for Knox County, Peoria County, Illinois. It was in force for 40 min.
The area
The counties it named.
The facts
- Issued
- Mar 17, 1989, 11:25 AM CST (17:25 UTC)
- Expired
- Mar 17, 1989, 12:05 PM CST
- In force
- 40 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Knox County, IL, 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 12:00Z, 5.4 hours before the alert went out and 39 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1272 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 256 m²/s²
- 0-3 km storm-relative helicity
- 319 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 171725
SVRPIA
ILC095-143-171815-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEORIA IL
1125 AM CST FRI MAR 17 1989
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1215 PM CST FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE WEST CENTRAL PART OF ILLINOIS
SOUTHERN KNOX...
IN THE CENTRAL PART OF ILLINOIS
NORTHERN PEORIA...
AT 1120 AM CST RADAR AND SURFACE REPORTS INDICATED A SEVERE
THUNDERSOTRM MOVING INTO SOUTHWEST KNOX COUNTY 10 MILES SOUTHWEST
OF ABINGDON...45 MILES WEST NORTHWEST OF PEORIA. THIS STORM WAS
MOVING TO THE EAST NORTHEAST AT 40 MPH.
PEA TO MARBLE SIZE HAIL WAS REPORTED AT ROSEVILLE IN SOUTHERN
WARREN COUNTY AS THE STORM PASSED.
IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORECED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN AND LIGHTNING.
ATTN ISP DISTRICTS 7 AND 8
NADOLSKIWhat 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, Mar 17, 10:33 AM CST, 52 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 1030 AM CST FRI MAR 17 1988 ...THUNDERSTORMS MOVING INTO WESTERN ILLINOIS... AT 1030 CST AM RADAR INDICATED SOME HEAVY THUNDERSTORMS BEGINNING TO MOVE ACROSS THE MISSISSIPPI RIVER INTO WESTERN ILLINOIS. THE STRONGEST STORMS WERE BETWEEN BURLINGTON IOWA AND KEOKUK IOWA. THESE STORMS WERE MOVING EAST NORTHEAST AT ABOUT 40 MPH AND WILL BE MOVING ACROSS HENDERSON AND WARREN COUNTIES BETfWEEN 1030 AM AND 1130 AM CST. THESE STORMS MAY PRODUCE STRONG GUSTY WINDS TO AROUND 40 MPH... DANGEROUS LIGHTNING AND HEAVY RAIN. ARMBRUST
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 10:52 AM CST | Severe Thunderstorm Warning | ILX | McDonough | 23 min |
| Mar 17, 10:52 AM CST | Severe Thunderstorm Warning | ILX | Warren | 53 min |
| Mar 17, 5:06 PM CST | Severe Thunderstorm Warning | ILX | Morgan | 69 min |
| Mar 17, 5:28 PM CST | Severe Thunderstorm Warning | ILX | Sangamon | 62 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1989Every severe thunderstorm warning in 1989
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.