Thunderstorm Wind, La Salle
- When
- October 3, 10:00 PM CST
- Where
- La Salle County, 1 mi S of Oglesbey
- Measured
- 90 kt (104 mph)
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 41.283, -89.067
A small area of very strong thunderstorms developed in west central Illinois during the early evening hours, and moved northeast at 40 mph into north central Illinois. A predominate gust front developed ahead of these storms which brought considerable winds across La Salle County.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS LOT wrote it up.
A small area of very strong thunderstorms developed in west central Illinois during the early evening hours, and moved northeast at 40 mph into north central Illinois. A predominate gust front developed ahead of these storms which brought considerable winds across La Salle County. State Police estimated the winds to be 90 mph, maintaining that strength as the gust front moved across the county. Near Oglesbey a semi-tractor trailer was overturned on Interstate 39 and several secondary roads leading to Starved Rock State Park were closed due to downed trees and power lines. On the outskirts of Ottawa a 48 by 72 foot machine shed, with 17 foot walls, was destroyed as the winds moved through the area. The shed was valued at $100,000 dollars. Local utilities reported up to 3,500 customers were without electrial power through the overnight hours.
The Chicago radar (KLOT), 89 km away, was scanning. The volume nearest the first event began at 04:01 UTC.
3 thunderstorm wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2000Every state in 2000This day in weather historyWarnings in Illinois, October 2000
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5157242, 5157243, 5157244.