| NWS Forecast for: Sullivan IL Issued by: National Weather Service Lincoln, IL Last Update: 11:41 am CST Jan 14, 2025 | |
| Today: Partly sunny, then gradually becoming sunny, with a temperature falling to around -11 by 5pm. Wind chill values between -12 and -17. North northwest wind 21 to 26 km/h decreasing to 11 to 16 km/h in the afternoon. Winds could gust as high as 40 km/h. Tonight: Clear, with a low around -18. Northwest wind 5 to 10 km/h becoming calm after midnight. Wednesday: Sunny, with a high near -8. Wind chill values between -13 and -22. Light west wind becoming west southwest 6 to 11 km/h in the morning. Wednesday Night: Partly cloudy, with a temperature rising to around -5 by 4am. South southwest wind 8 to 16 km/h, with gusts as high as 34 km/h. Thursday: Mostly sunny, with a high near 1. West wind 13 to 18 km/h, with gusts as high as 34 km/h. Thursday Night: Patchy fog. Otherwise, mostly clear, with a low around -6. West wind 10 to 14 km/h becoming south after midnight. Winds could gust as high as 27 km/h. Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 3. South wind 16 to 23 km/h, with gusts as high as 39 km/h. Friday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around -2. Chance of precipitation is 60%. Saturday: Partly sunny, with a high near 1. Saturday Night: Mostly cloudy, with a low around -9. Sunday: Mostly cloudy, with a high near -8. Sunday Night: Partly cloudy, with a low around -17. M.L.King Day: Mostly sunny, with a high near -11. | |
| Sullivan IL 39.59°N 88.61°W (Elev. 669 m) | |
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