NWS Forecast for Lewiston ID

National Weather Service Forecast for: Lewiston ID
Issued by: National Weather Service Spokane, WA

Updated: 2:30 pm PDT Jun 11, 2025

This Afternoon Slight Chance Showers	Tonight Partly Cloudy	Thursday Sunny	Thursday Night Partly Cloudy	Friday Mostly Sunny	Friday Night Slight Chance Showers then Partly Cloudy	Saturday Sunny	Saturday Night Partly Cloudy	Sunday Mostly Sunny
Hi 91 °F	Lo 61 °F	Hi 89 °F	Lo 59 °F	Hi 86 °F	Lo 58 °F	Hi 87 °F	Lo 57 °F	Hi 89 °F

This Afternoon	A 20 percent chance of showers. Partly sunny, with a high near 91. Northwest wind around 6 mph.
Tonight	Partly cloudy, with a low around 61. North wind around 6 mph becoming calm after midnight.
Thursday	Sunny, with a high near 89. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night	Partly cloudy, with a low around 59. West wind 6 to 9 mph.
Friday	Mostly sunny, with a high near 86. Northwest wind 5 to 8 mph.
Friday Night	A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 58.
Saturday	Sunny, with a high near 87.
Saturday Night	Partly cloudy, with a low around 57.
Sunday	Mostly sunny, with a high near 89.
Sunday Night	Mostly clear, with a low around 57.
Monday	Mostly sunny, with a high near 90.
Monday Night	Partly cloudy, with a low around 59.
Tuesday	A 20 percent chance of showers. Mostly sunny, with a high near 90.
Tuesday Night	Mostly clear, with a low around 58.
Wednesday	Sunny, with a high near 88.

Forecast from NOAA-NWS for Lewiston ID.