Walla Walla Airport (ALW) Weather 10/20/2025
Today
64
Mostly Sunny then Slight Chance Showers
Tonight
48
Chance Showers then Showers
Sunday
60
Showers and Breezy
Sunday Night
43
Chance Showers then Partly Cloudy
Monday
61
Sunny
Monday Night
41
Partly Cloudy
Tuesday
62
Mostly Sunny
Tuesday Night
42
Partly Cloudy
Wednesday
64
Mostly Sunny
Wednesday Night
49
Chance Showers
Thursday
69
Chance Showers
Thursday Night
52
Chance Showers
Friday
64
Chance Showers
Weekly Forecast
Today
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 64. Southeast wind around 6 mph becoming calm in the morning.
Tonight
Showers, mainly after 2am. Low around 48. Light and variable wind becoming southwest 6 to 11 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers. High near 60. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 43. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 61. Southwest wind 6 to 11 mph.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 49.
Thursday
A chance of showers. Mostly cloudy, with a high near 69.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52.
Friday
A chance of showers. Mostly cloudy, with a high near 64.