7-Day Forecast 49°N 122.72°W (Text-Only)
NWS Forecast for: Blaine WA
Issued by: National Weather Service Seattle, WA
Last Update: 11:26 pm PDT Apr 19, 2026


Overnight: Partly cloudy, with a low around 48. Calm wind.

Monday: Partly sunny, with a high near 69. Calm wind becoming west around 5 mph in the afternoon.

Monday Night: Partly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening.

Tuesday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 60. Light and variable wind becoming south southwest 5 to 7 mph in the afternoon.

Tuesday Night: A 50 percent chance of rain. Cloudy, with a low around 50. South wind 5 to 7 mph becoming calm after midnight.

Wednesday: A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 58.

Wednesday Night: Partly cloudy, with a low around 46.

Thursday: Mostly sunny, with a high near 62.

Thursday Night: Mostly clear, with a low around 44.

Friday: Sunny, with a high near 64.

Friday Night: Partly cloudy, with a low around 46.

Saturday: Sunny, with a high near 65.

Saturday Night: Partly cloudy, with a low around 46.

Sunday: Mostly sunny, with a high near 63.



Blaine WA
 49°N 122.72°W (Elev. 207 ft)

Visit your local NWS office at: https://www.weather.gov/sew