Flood Warning Issued for La Salle County, IL
This alert is no longer in effect.
NOAA issued it on July 9, 2026, 6 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Flood Warning is in effect for the Vermilion River near Leonore in La Salle County due to minor flooding.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- La Salle County, Illinois
- Issued
- July 9, 2026
- Issuing authority
- NWS Chicago IL
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 6 weeks ago; use the issuing agency's live warning service for current conditions in La Salle County, Illinois.
Alert Details
Flood Warning issued by NWS Chicago IL. Effective from 2026-06-12T11:07:00-05:00 until 2026-06-14T07:00:00-05:00.
Affected Areas
La Salle County, IL. Vermilion River from IL23 near Streator downstream to confluence with the Illinois River, including the Leonore gauge.
What You Should Do
Persons along rivers and streams in the warned area should take immediate precautions to protect life and property.
Expected Conditions
Minor flooding is occurring and forecast. At 10:45 AM CDT the stage was 18.7 feet. Flood stage is 16.0 feet. The river is expected to remain near 19.0 feet today before slowly falling overnight.
Timeline
Until Sunday morning (2026-06-14T07:00:00-05:00).
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (710 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 9, 2026.
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