Clear Lake, WA Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Clear Lake, WA in one place.
Mostly clear, with a low around 48. South wind around 1 mph.
Local Weather Overview
This forecast page for Clear Lake, 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 3:05 AM PDT.
The active forecast window currently covers Sep 16 to Sep 22, 2026 for Clear Lake, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 3:05 AM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Clear Lake
Thursday looks like the warmest upcoming period in Clear Lake at 75 degrees F.
Overnight is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Thursday Night at about 0 to 7 mph ENE.
The forecast from Sep 16 through Sep 22 stays mostly dry.
Forecast Details
- Last updated
- Sep 16, 2026 3:05 AM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KATX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog before 7am. Sunny. High near 74, with temperatures falling to around 72 in the afternoon. West northwest wind 0 to 6 mph.
Mostly clear, with a low around 51. Southwest wind 0 to 6 mph.
Sunny, with a high near 75. West wind 0 to 5 mph.
Mostly clear, with a low around 52. East northeast wind 0 to 7 mph.
Sunny, with a high near 73.
Mostly clear, with a low around 51.
Mostly sunny, with a high near 71.
Partly cloudy, with a low around 50.
Mostly sunny, with a high near 72.
Partly cloudy, with a low around 51.
Partly sunny, with a high near 71.
Mostly cloudy, with a low around 51.
Partly sunny, with a high near 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 16
|
Mostly Clear
|
48°F |
1 mph
S
|
|
Wednesday
Sep 16
|
Patchy Fog then Sunny
|
74°F |
0 to 6 mph
WNW
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
51°F |
0 to 6 mph
SW
|
|
Thursday
Sep 17
|
Sunny
|
75°F |
0 to 5 mph
W
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
52°F |
0 to 7 mph
ENE
|
|
Friday
Sep 18
|
Sunny
|
73°F |
2 to 7 mph
S
|
|
Friday Night
Sep 18
|
Mostly Clear
|
51°F |
2 mph
WNW
|
|
Saturday
Sep 19
|
Mostly Sunny
|
71°F |
2 mph
NW
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
50°F |
2 mph
NW
|
|
Sunday
Sep 20
|
Mostly Sunny
|
72°F |
2 mph
NW
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
51°F |
2 mph
NW
|
|
Monday
Sep 21
|
Partly Sunny
|
71°F |
2 mph
W
|
|
Monday Night
Sep 21
|
Mostly Cloudy
|
51°F |
2 mph
SW
|
|
Tuesday
Sep 22
|
Partly Sunny
|
70°F |
2 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Clear Lake.