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Stern Lake, WA Weather Forecast

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Stern Lake, WA Weather Forecast

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Stern Lake WA weather - Clear - 89°F
Clear
89°F
Updated 1:27 pm
Feels Like 80°F
Humidity 18%
Wind N 0 mph
Barometer  30.01 in
Dew Point 41°F
Stern Lake WA weather - Clear - 32°C
Clear
32°C
Updated 1:27 pm
Feels Like 26°C
Humidity 18%
Wind N 0 km/h
Barometer  101.6 kPa
Dew Point 5°C
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Stern Lake Weather Forecast

REST OF TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY
Stern Lake, WA Weather - Rest Of Today Smoke Stern Lake, WA Weather - Tonight Smoke Stern Lake, WA Weather - Tuesday Clearing Stern Lake, WA Weather - Tuesday Night Partly Cloudy Stern Lake, WA Weather - Wednesday Sunny Stern Lake, WA Weather - Wednesday Night Partly Cloudy Stern Lake, WA Weather - Thursday Partly Cloudy Stern Lake, WA Weather - Friday Partly Cloudy Stern Lake, WA Weather - Friday Night Chance Of Showers Stern Lake, WA Weather - Saturday Chance Of Showers Stern Lake, WA Weather - Saturday Night Chance Of Showers Stern Lake, WA Weather - Sunday Partly Cloudy
Smoke Smoke Clearing Partly Cloudy Sunny Partly Cloudy Partly Cloudy Partly Cloudy Chance of Showers Chance of Showers Chance of Showers Partly Cloudy
Hi: 86°FHi: 30°C
 Lo: 63°FLo: 17°C Hi: 86°FHi: 30°C
 Lo: 63°FLo: 17°C Hi: 86°FHi: 30°C
 Hi: 86°FHi: 30°C
Lo: 63°FLo: 17°C		 Hi: 86°FHi: 30°C
Lo: 63°FLo: 17°C		 Hi: 86°FHi: 30°C
Lo: 63°FLo: 17°C		 Hi: 85°FHi: 29°C
Lo: 63°FLo: 17°C		 Hi: 85°FHi: 29°C
Lo: 63°FLo: 17°C		 Lo: 59°FLo: 15°C Hi: 80°FHi: 27°C
POP: 20% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 1135 AM PDT Mon Aug 17 2026 Stern Lake, WA Weather - WeatherWorld.com

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Stern Lake Forecast Discussion

Issued: 1049 AM PDT Mon Aug 17 2026

Key Messages

  • Building high pressure will lead to diminishing mountain showers and thunderstorms.
  • Warm, dry conditions for the midweek.
  • Weekend system brings thunder threats and gusty winds increasing fire concerns.


Discussion

... Today: The ridge continues to build into the Pacific Northwest. It will keep most of the region under a dry, warming trend that will extend into the much of week. Lingering residual moisture and instability will bring weak convection during th...