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Upper Lake, NV Weather Forecast

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Upper Lake, NV Weather Forecast

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Upper Lake NV weather - Partly Cloudy - 80°F
Partly Cloudy
80°F
Updated 4:10 pm
Feels Like 71°F
Humidity 13%
Wind NW 5 mph
Barometer  29.9 in
Dew Point 25°F
Upper Lake NV weather - Partly Cloudy - 27°C
Partly Cloudy
27°C
Updated 4:10 pm
Feels Like 22°C
Humidity 13%
Wind NW 8 km/h
Barometer  101.3 kPa
Dew Point -4°C
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Upper Lake Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY TUESDAY
Upper Lake, NV Weather - Tonight Clear Upper Lake, NV Weather - Wednesday Sunny Upper Lake, NV Weather - Wednesday Night Clear Upper Lake, NV Weather - Thursday Sunny Upper Lake, NV Weather - Thursday Night Clear Upper Lake, NV Weather - Friday Sunny Upper Lake, NV Weather - Friday Night Clear Upper Lake, NV Weather - Saturday Clear Upper Lake, NV Weather - Saturday Night Clear Upper Lake, NV Weather - Sunday Partly Cloudy Upper Lake, NV Weather - Monday Partly Cloudy Upper Lake, NV Weather - Tuesday Sunny
Clear Sunny Clear Sunny Clear Sunny Clear Clear Clear Partly Cloudy Partly Cloudy Sunny
Lo: 50°FLo: 10°C Hi: 82°FHi: 28°C
 Lo: 51°FLo: 11°C Hi: 80°FHi: 27°C
 Lo: 51°FLo: 11°C Hi: 80°FHi: 27°C
 Lo: 53°FLo: 12°C Hi: 83°FHi: 28°C
Lo: 55°FLo: 13°C		 Hi: 83°FHi: 28°C
Lo: 55°FLo: 13°C		 Hi: 86°FHi: 30°C
Lo: 56°FLo: 13°C		 Hi: 86°FHi: 30°C
Lo: 56°FLo: 13°C		 Hi: 84°FHi: 29°C
POP = Probability of Precipitation.
Weather Outlook Updated: 231 PM PDT Tue Sep 15 2026 Upper Lake, NV Weather - WeatherWorld.com

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Upper Lake Forecast Discussion

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Issued: 1213 PM PDT Tue Sep 15 2026

Key Messages

  • Afternoon winds peak Wednesday, bringing localized concerns for fire weather, aviation, and recreation.
  • 10-15% chance of showers and thunderstorms Wednesday and Thursday for northern Washoe and Lassen counties.
  • Warm and dry conditions Friday and through the weekend.

Discussion

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Current satellite imagery shows a low pressure system cycling off the coast of Washington. That low is projected to dig southward into northern California before pushing northeast by late Thursday. We can expe...