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Rock Lake, WA Weather Forecast

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Rock Lake, WA Weather Forecast

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Rock Lake WA weather - Clear - 74°F
Clear
74°F
Updated 10:41 am
Feels Like 70°F
Humidity 35%
Wind N 8 mph
Barometer  30.09 in
Dew Point 45°F
Rock Lake WA weather - Clear - 23°C
Clear
23°C
Updated 10:41 am
Feels Like 21°C
Humidity 35%
Wind N 13 km/h
Barometer  101.8 kPa
Dew Point 7°C
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Rock Lake Weather Forecast

REST OF TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY WEDNESDAY THURSDAY FRIDAY
Rock Lake, WA Weather - Rest Of Today Hazy Rock Lake, WA Weather - Tonight Hazy Rock Lake, WA Weather - Sunday Hazy Rock Lake, WA Weather - Sunday Night Mostly Cloudy Rock Lake, WA Weather - Monday Mostly Cloudy Rock Lake, WA Weather - Monday Night Partly Cloudy Rock Lake, WA Weather - Tuesday Partly Cloudy Rock Lake, WA Weather - Wednesday Partly Cloudy Rock Lake, WA Weather - Thursday Partly Cloudy Rock Lake, WA Weather - Friday Partly Cloudy
Hazy Hazy Hazy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Hi: 85°FHi: 29°C
 Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
 Lo: 63°FLo: 17°C Hi: 86°FHi: 30°C
 Hi: 86°FHi: 30°C
Lo: 60°FLo: 16°C		 Hi: 86°FHi: 30°C
Lo: 60°FLo: 16°C		 Hi: 86°FHi: 30°C
Lo: 60°FLo: 16°C		 Hi: 86°FHi: 30°C
Lo: 60°FLo: 16°C		 Hi: 86°FHi: 30°C
Lo: 60°FLo: 16°C
POP: 50% POP: 50% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 825 AM PDT Sat Aug 15 2026 Rock Lake, WA Weather - WeatherWorld.com

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Rock Lake Forecast Discussion

Issued: 414 AM PDT Sat Aug 15 2026

Key Messages

  • Continued thunderstorm chances focused over mountain areas through the weekend.
  • Temperatures warm back into the mid 80s to mid 90s by Sunday.
  • Drier air returns early to mid next week.


Discussion

... Today through Sunday: The Inland NW will remain in a somewhat active pattern, with periodic shower and thunderstorm chances and temperatures a bit closer to seasonal norms. Highs will be in mid-80s through mid-90s this weekend. A baggy upper trough retrogrades ...