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Williams Lake, ID Weather Forecast

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Williams Lake, ID Weather Forecast

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Williams Lake ID weather - Mostly Clear - 44°F
Mostly Clear
44°F
Updated 5:20 am
Feels Like 41°F
Humidity 82%
Wind N 0 mph
Barometer  30.02 in
Dew Point 39°F
Williams Lake ID weather - Mostly Clear - 7°C
Mostly Clear
7°C
Updated 5:20 am
Feels Like 5°C
Humidity 82%
Wind N 0 km/h
Barometer  101.6 kPa
Dew Point 4°C
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Williams Lake Weather Forecast

TODAY TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT
Williams Lake, ID Weather - Today Mostly Sunny Williams Lake, ID Weather - Tonight Mostly Clear Williams Lake, ID Weather - Thursday Partly Cloudy Williams Lake, ID Weather - Thursday Night Partly Cloudy Williams Lake, ID Weather - Friday Mostly Sunny Williams Lake, ID Weather - Friday Night Mostly Clear Williams Lake, ID Weather - Saturday Mostly Sunny Williams Lake, ID Weather - Saturday Night Mostly Clear Williams Lake, ID Weather - Sunday Mostly Sunny Williams Lake, ID Weather - Sunday Night Partly Cloudy Williams Lake, ID Weather - Monday Partly Cloudy Williams Lake, ID Weather - Monday Night Partly Cloudy
Mostly Sunny Mostly Clear Partly Cloudy Partly Cloudy Mostly Sunny Mostly Clear Mostly Sunny Mostly Clear Mostly Sunny Partly Cloudy Partly Cloudy Partly Cloudy
Hi: 66°FHi: 19°C
 Lo: 40°FLo: 4°C Hi: 66°FHi: 19°C
 Lo: 40°FLo: 4°C Hi: 70°FHi: 21°C
 Lo: 45°FLo: 7°C Hi: 70°FHi: 21°C
 Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
 Lo: 46°FLo: 8°C Hi: 75°FHi: 24°C
 Lo: 45°FLo: 7°C
POP = Probability of Precipitation.
Weather Outlook Updated: 206 AM MDT Wed Sep 30 2026 Williams Lake, ID Weather - WeatherWorld.com

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Issued: 1228 AM MDT Wed Sep 30 2026

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KEY MESSAGES:
  • Scattered rain showers and slightly cooler today, then warming trend beginning Friday.
  • High confidence in warmer and drier conditions this weekend through much of next week (and maybe beyond).

Today-Friday: A weak moisture plume embedded within zonal flow will bring light, mountain-focused showers today, mainly north of I-90. Rain totals will be light: up to a few hundredths in valleys and 0.10-0.30 inches over the higher terrain of northwest Montana. Light sprinkles re...