I-5 weather conditions near Tumwater, Washington
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 56°F 2025-06-18T05:00:00 
Overnight 2025-06-18, Chance Showers. A 30 percent chance of showers. Mostly cloudy, with a low around 54. South southwest wind around 6 mph.Wednesday 2025-06-18, Chance Showers then Mostly Sunny. A 40 percent chance of showers between 9am and noon. Partly sunny, with a high near 69. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night 2025-06-18, Mostly Clear then Patchy Fog. Patchy fog after 4am. Otherwise, mostly clear, with a low around 44. West wind 5 to 9 mph becoming calm in the evening.
Juneteenth 2025-06-19, Patchy Fog then Mostly Cloudy. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 70. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night 2025-06-19, Mostly Cloudy. Mostly cloudy, with a low around 46. West wind 5 to 9 mph becoming light and variable.
Friday 2025-06-20, Showers Likely. A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 63. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night 2025-06-20, Showers Likely. Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Saturday 2025-06-21, Showers. Showers, mainly before 11am. Mostly cloudy, with a high near 62.
Saturday Night 2025-06-21, Chance Showers. A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 49.- Sunday 2025-06-22, Slight Chance Showers. A slight chance of showers after 11am. Mostly cloudy, with a high near 72.
Sunday Night 2025-06-22, Partly Cloudy. Partly cloudy, with a low around 49.
Monday 2025-06-23, Mostly Sunny. Mostly sunny, with a high near 80.- Monday Night 2025-06-23, Partly Cloudy. Partly cloudy, with a low around 50.
- Tuesday 2025-06-24, Mostly Sunny. Mostly sunny, with a high near 82.