Grand Lake, WA Weather Forecast

Feedback E-mail the Weather

Quick Weather Clicks

Grand Lake, WA Weather Forecast

Current Conditions

Settings
Grand Lake WA weather  - Overcast - 66°F
Overcast
66°F
Updated 1:47 pm
Feels Like 67°F
Humidity 68%
Wind WSW 6 mph
Barometer  30.12 in
Dew Point 55°F
Grand Lake WA weather  - Overcast - 19°C
Overcast
19°C
Updated 1:47 pm
Feels Like 19°C
Humidity 68%
Wind WSW 10 km/h
Barometer  102 kPa
Dew Point 13°C

Grand Lake Weather Forecast

TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Grand Lake, WA Weather - Today Chance Of Rain Grand Lake, WA Weather - Tonight Mostly Cloudy Grand Lake, WA Weather - Sunday Partly Sunny Grand Lake, WA Weather - Sunday Night Partly Cloudy Grand Lake, WA Weather - Monday Sunny Grand Lake, WA Weather - Monday Night Partly Cloudy Grand Lake, WA Weather - Tuesday Mostly Sunny Grand Lake, WA Weather - Tuesday Night Partly Cloudy Grand Lake, WA Weather - Wednesday Mostly Sunny Grand Lake, WA Weather - Wednesday Night Partly Cloudy Grand Lake, WA Weather - Thursday Mostly Sunny Grand Lake, WA Weather - Thursday Night Partly Cloudy
Chance of Rain Mostly Cloudy Partly Sunny Partly Cloudy Sunny Partly Cloudy Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy
POP = Probability of Precipitation.
Weather Outlook Updated: 236 AM PDT Sat Aug 15 2026 Grand Lake, WA Weather - WeatherWorld.com

Trending Headlines

Grand Lake Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Grand Lake Quick Facts

National Two Day Weather Forecast


E-mail the Grand Lake Weather Forecast

Voice your opinion or tell us about page issues...

Grand Lake Forecast Discussion

Issued: 938 AM PDT Sat Aug 15 2026

Aviation

... A mix of conditions ranging from MVFR to LIFR this morning associated with marine stratus. VFR conditions are expected once the stratus dissipates, but models are hinting at a later clear- out timing, potentially as late as 19-21Z across the interior. The coast will likely not fully clear out in the afternoon before stratus rebuilds tonight into Sunday morning. Light WSW winds will increase in the afternoon. Winds look to switch NW across central Puget S...