Red Flag Warning Issued for Knox, Stark, and Marshall Counties in North Central Illinois
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 months 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.
The National Weather Service has issued a Red Flag Warning for North Central Illinois from 10 AM to 8 PM CST today due to high winds and low humidity.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- North Central Illinois
- Issued
- April 6, 2026
- Issuing authority
- NWS Lincoln IL
Fire-weather notices describe conditions that can support rapid fire spread; they do not report that a fire is present. Check local emergency sources for any active incident.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in North Central Illinois.
Alert Details
The National Weather Service in Lincoln has issued a Red Flag Warning for wind and low relative humidity. This alert is in effect for North Central Illinois and replaces the previous Fire Weather Watch.
Affected Areas
The following counties are included in the warning area:
- Knox
- Stark
- Marshall
What You Should Do
Outdoor burning is not recommended during this period. A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. Residents should be aware that a combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. Any fire that develops will likely catch and spread quickly.
Expected Conditions
- 20 Foot Winds: Southwest winds of 10 to 20 mph, with gusts reaching up to 35 mph.
- Relative Humidity: Humidity levels as low as 16 percent.
- 10-Hour Fuels: Fuel moisture levels less than 8 percent.
Timeline
The warning is effective from 10:00 AM CST this morning, February 18, until 8:00 PM CST this evening.
Original source: NOAA Official Notice ↗
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