Simon Lake, OR Weather Forecast

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Simon Lake, OR Weather Forecast

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Simon Lake OR Weather - Cloudy - 50°F
Cloudy
50°F
Updated 9:15 am
Feels Like 48°F
Humidity 42%
Wind W 4 mph
Barometer  30 in
Visibility 6 mi
Simon Lake OR Weather - Cloudy - 10°C
Cloudy
10°C
Updated 9:15 am
Feels Like 9°C
Humidity 42%
Wind W 6 km/h
Barometer  1016 mb
Visibility 10 km

Simon Lake Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY SATURDAY SUNDAY MONDAY
Simon Lake, OR Weather - Today Clearing Simon Lake, OR Weather - Tonight Mostly Clear Simon Lake, OR Weather - Wednesday Clearing Simon Lake, OR Weather - Wednesday Night Partly Cloudy Simon Lake, OR Weather - Thursday Partly Cloudy Simon Lake, OR Weather - Thursday Night Partly Cloudy Simon Lake, OR Weather - Friday Partly Cloudy Simon Lake, OR Weather - Saturday Partly Cloudy Simon Lake, OR Weather - Sunday Partly Cloudy Simon Lake, OR Weather - Monday Partly Cloudy
Clearing Mostly Clear Clearing Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Lo: 40°FLo: 4°C Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
Lo: 46°FLo: 8°C
Hi: 79°FHi: 26°C
Lo: 46°FLo: 8°C
Hi: 79°FHi: 26°C
Lo: 46°FLo: 8°C
Hi: 79°FHi: 26°C
Lo: 46°FLo: 8°C
Hi: 79°FHi: 26°C
Lo: 46°FLo: 8°C
POP = Probability of Precipitation.
Weather Outlook Updated: 401 AM PDT Tue Sep 29 2026 Simon Lake, OR Weather - WeatherWorld.com

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Simon Lake Forecast Discussion

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Issued: 413 AM PDT Tue Sep 29 2026

Key Messages

  • Light to moderate mountain showers across the WA Cascades and Northern Blues today
  • Breezy winds through the Columbia Basin and Eastern Columbia River Gorge this afternoon
  • Near to above normal temperatures, mostly dry conditions, and light winds develop into early next week

Discussion

...Nighttime satellite imagery tonight shows increasing mid to upper level cloud cover from northwest to southeast. Meanwhile radar is showing returns mostly over northwest WA at this time, with returns sl...