| NWS Forecast for: 5 Miles NNW Lanark IL Issued by: National Weather Service Quad Cities, IA/IL Last Update: 1:56 am CDT Apr 18, 2026 | |
Overnight: Cloudy, with a low around 3. Northwest wind around 25 km/h, with gusts as high as 40 km/h. Saturday: Mostly cloudy through mid morning, then becoming sunny, with a high near 8. West wind 25 to 30 km/h, with gusts as high as 45 km/h. Saturday Night: Widespread frost after 1am. Otherwise, mostly clear, with a low around -1. West wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 35 km/h. Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 10. Northwest wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 35 km/h. Sunday Night: Widespread frost after 3am. Otherwise, mostly clear, with a low around -2. Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 13. Monday Night: Partly cloudy, with a low around 7. Tuesday: Mostly sunny, with a high near 23. Tuesday Night: Mostly clear, with a low around 8. Wednesday: Sunny, with a high near 24. Wednesday Night: Mostly clear, with a low around 13. Thursday: Mostly sunny, with a high near 27. Thursday Night: Showers likely. Mostly cloudy, with a low around 14. Chance of precipitation is 70%. Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 21. | |
| 5 Miles NNW Lanark IL 42.17°N 89.86°W (Elev. 801 m) | |
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