Copalis Beach, WA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Copalis Beach, WA in one place.
Sunny. High near 65, with temperatures falling to around 63 in the afternoon. Northwest wind 2 to 8 mph.
Local Weather Overview
This forecast page for Copalis Beach, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 16, 2026 4:18 PM PDT.
The active forecast window currently covers Sep 17 to Sep 22, 2026 for Copalis Beach, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 4:18 PM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Copalis Beach
Thursday looks like the warmest upcoming period in Copalis Beach at 65 degrees F.
Saturday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Sunday at about 7 to 14 mph NNW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Sep 16, 2026 4:18 PM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KLGX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 56. Southwest wind 2 to 7 mph.
Mostly cloudy, with a high near 62. South southwest wind around 7 mph.
Mostly cloudy, with a low around 56.
Partly sunny, with a high near 62.
Partly cloudy, with a low around 53.
Mostly sunny, with a high near 63.
Partly cloudy, with a low around 55.
Partly sunny, with a high near 64.
Mostly cloudy, with a low around 55.
Partly sunny, with a high near 63.
A slight chance of rain after 5am. Mostly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Sep 17
|
Sunny
|
65°F |
2 to 8 mph
NW
|
|
Thursday Night
Sep 17
|
Mostly Cloudy
|
56°F |
2 to 7 mph
SW
|
|
Friday
Sep 18
|
Mostly Cloudy
|
62°F |
7 mph
SSW
|
|
Friday Night
Sep 18
|
Mostly Cloudy
|
56°F |
6 mph
WNW
|
|
Saturday
Sep 19
|
Partly Sunny
|
62°F |
3 to 10 mph
NNW
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
53°F |
7 to 10 mph
NNW
|
|
Sunday
Sep 20
|
Mostly Sunny
|
63°F |
7 to 14 mph
NNW
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
55°F |
7 to 14 mph
NW
|
|
Monday
Sep 21
|
Partly Sunny
|
64°F |
7 to 14 mph
NW
|
|
Monday Night
Sep 21
|
Mostly Cloudy
|
55°F |
7 to 14 mph
NW
|
|
Tuesday
Sep 22
|
Partly Sunny
|
63°F |
5 to 10 mph
NNW
|
|
Tuesday Night
Sep 22
|
Mostly Cloudy then Slight Chance Light Rain
|
53°F |
3 to 10 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Copalis Beach.