I-5 weather conditions near Chehalis, Washington
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: Mostly Cloudy 46°F 2025-12-14T03:30:00 
Overnight 2025-12-14, Rain. Rain, mainly after 4am. Low around 46. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday 2025-12-14, Chance Rain. A chance of rain before 4pm, then a slight chance of rain after 5pm. Mostly cloudy, with a high near 54. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.Sunday Night 2025-12-14, Chance Rain then Rain. Rain, mainly after midnight. Steady temperature around 51. South southeast wind 8 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday 2025-12-15, Showers. Showers and possibly a thunderstorm before 1pm, then rain after 1pm. High near 58. South southwest wind 16 to 21 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night 2025-12-15, Rain. Rain. Low around 45. South wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday 2025-12-16, Rain. Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.- Tuesday Night 2025-12-16, Rain. Rain. Low around 39. Chance of precipitation is 100%.
Wednesday 2025-12-17, Showers. Rain and possibly a thunderstorm before 7am, then showers and possibly a thunderstorm between 7am and 10am, then rain after 10am. Cloudy, with a high near 47.
Wednesday Night 2025-12-17, Rain. Rain. Cloudy, with a low around 40.
Thursday 2025-12-18, Rain. Rain. Cloudy, with a high near 48.- Thursday Night 2025-12-18, Rain. Rain. Cloudy, with a low around 38.
- Friday 2025-12-19, Rain. Rain. Cloudy, with a high near 45.
- Friday Night 2025-12-19, Rain. Rain. Cloudy, with a low around 36.
- Saturday 2025-12-20, Rain. Rain. Cloudy, with a high near 44.