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Lewiston, UT Weather Forecast

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Lewiston, UT Weather Forecast

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Lewiston UT weather - Clear - 58°F
Clear
58°F
Updated 3:37 pm
Feels Like 54°F
Humidity 47%
Wind N 0 mph
Barometer  30.32 in
Dew Point 38°F
Lewiston UT weather - Clear - 14°C
Clear
14°C
Updated 3:37 pm
Feels Like 12°C
Humidity 47%
Wind N 0 km/h
Barometer  102.7 kPa
Dew Point 3°C
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Lewiston Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Lewiston, UT Weather - Tonight Mostly Clear Lewiston, UT Weather - Thursday Partly Cloudy Lewiston, UT Weather - Thursday Night Partly Cloudy Lewiston, UT Weather - Friday Partly Cloudy Lewiston, UT Weather - Friday Night Chance Of Rain Lewiston, UT Weather - Saturday Rain Lewiston, UT Weather - Saturday Night Chance Of Rain Lewiston, UT Weather - Sunday Partly Cloudy Lewiston, UT Weather - Sunday Night Partly Cloudy Lewiston, UT Weather - Monday Partly Sunny Lewiston, UT Weather - Monday Night Chance Of Rain Lewiston, UT Weather - Tuesday Rain
Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Chance of Rain Rain Chance of Rain Partly Cloudy Partly Cloudy Partly Sunny Chance of Rain Rain
Lo: 31°FLo: -1°C Hi: 60°FHi: 16°C
 Lo: 35°FLo: 2°C Hi: 60°FHi: 16°C
 Lo: 35°FLo: 2°C Hi: 49°FHi: 9°C
 Lo: 29°FLo: -2°C Hi: 50°FHi: 10°C
Lo: 30°FLo: -1°C		 Hi: 50°FHi: 10°C
Lo: 30°FLo: -1°C		 Hi: 55°FHi: 13°C
 Lo: 31°FLo: -1°C Hi: 50°FHi: 10°C
POP: 50% POP: 100% POP: 30% POP: 40% POP: 70%
POP = Probability of Precipitation.
Weather Outlook Updated: 215 PM MST Wed Nov 11 2026 Lewiston, UT Weather - WeatherWorld.com

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Lewiston Forecast Discussion

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Issued: 103 PM MST Wed Nov 11 2026

Key Messages

  • Dry conditions with valley inversions persisting through the end of the week before valley rain and mountain snow arrive this weekend that will help to mix out the inversions.
  • Guidance continues to show two more storms next week, but details remain uncertain.

Discussion

...The 12Z sounding at KSLC shows a relatively deep inversion that will continue to strengthen over the next couple of days as ridging remains in place with 700mb temperatures rising to ~6C by Thursday morning. This wil...