Alert archive / Illinois / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 8, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Apr 26, 1989, 6:25 PM CDT for Lee County, Illinois. It was in force for 50 min.
The area
The counties it named.
The facts
- Issued
- Apr 26, 1989, 6:25 PM CDT (23:25 UTC)
- Expired
- Apr 26, 1989, 7:15 PM CDT
- In force
- 50 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County Lee 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, 11.4 hours before the alert went out and 122 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
- 2 J/kg
- Mixed-layer CIN
- -675 J/kg
- Mixed-layer LCL
- 1295 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Apr 26, 4:38 PM CDT, 1 hour 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 435 PM CDT WED APR 26 1989 ...TORNADO WATCH FOR WEST CENTRAL ILLINOIS IN EFFECT UNTIL 11 PM... AT 430 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF STRONG THUNDERSTORMS EXTENDING FROM SOUTHWESTERN WISCONSIN TO DES MOINES IOWA. THE STORMS WERE MOVING EAST-SOUTHEAST AT 35 MILES AN HOUR. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN THIS AREA. BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. J LAST
Special weather statement, Apr 26, 5:37 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
535 PM CDT WED APR 26 1989
...TORNADO WATCH REMAINS IN EFFECT FOR WEST CENTRAL ILLINOIS
UNTIL 11 PM...
AT 530 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
SHOWERS AND STRONG THUNDERSTORMS EXTENDING FROM SOUTHWESTERN
WISCONSIN TO 20 MILES EAST OF DES MOINES IOWA. SEVERE THUNDER
STORMS WERE LOCATED 20 MILES EAST OF DES MOINES AND 35 MILES
WEST OF MOLINE ILLINOIS. THE SHOWERS AND STORMS WERE MOVING
SOUTHEAST AT 35 MILES AN HOUR.
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN THIS AREA. BE ON THE
LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN TO LOCAL
RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
J LASTThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 6:51 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 54 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.