Idaho · NWS OTX office

Lewiston, ID weather

It is 48°F and clear at Lewiston, Lewiston-Nez Perce County Airport as of Oct 28, 2:15 AM PDT. Overnight: Chance Rain Showers, low near 42°F, 37% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 2:06 AM PDT.

Updated Oct 28, 2:24 AM PDT (snapshot)

Current conditions

Temperature

48°F

Clear · feels like 45°F

Wind

S 7 mph

Humidity 71% · dew point 39°F

Pressure · visibility

29.93 inHg

Visibility 10 mi

Observed at Lewiston, Lewiston-Nez Perce County Airport (KLWS), Oct 28, 2:15 AM PDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Lewiston forecast zone right now.

Around the NWS OTX forecast area

No active alerts in zones served by the OTX office near Lewiston.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. No alerts are active anywhere in Idaho.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Lewiston (local time)
TimeTempForecastPrecip. chanceWind
Wed 4 AM44°FPartly Cloudy9%S 7 mph
Wed 5 AM44°FChance Rain Showers37%S 7 mph
Wed 6 AM42°FChance Rain Showers37%SE 7 mph
Wed 7 AM42°FChance Rain Showers37%S 6 mph
Wed 8 AM42°FChance Rain Showers37%S 5 mph
Wed 9 AM43°FChance Rain Showers37%S 6 mph
Wed 10 AM46°FChance Rain Showers37%S 6 mph
Wed 11 AM49°FChance Rain Showers50%SW 6 mph
Wed 12 PM50°FChance Rain Showers50%SW 7 mph
Wed 1 PM51°FChance Rain Showers50%W 7 mph
Wed 2 PM53°FChance Rain Showers50%W 7 mph
Wed 3 PM53°FChance Rain Showers50%W 6 mph
Wed 4 PM53°FChance Rain Showers50%W 5 mph
Wed 5 PM50°FChance Rain Showers40%NW 3 mph
Wed 6 PM48°FChance Rain Showers40%S 3 mph
Wed 7 PM46°FChance Rain Showers40%S 3 mph
Wed 8 PM45°FChance Rain Showers40%SE 5 mph
Wed 9 PM44°FChance Rain Showers40%SE 5 mph
Wed 10 PM43°FChance Rain Showers40%SE 5 mph
Wed 11 PM43°FChance Rain Showers25%SE 6 mph
Thu 12 AM42°FChance Rain Showers25%SE 5 mph
Thu 1 AM42°FChance Rain Showers25%SE 5 mph
Thu 2 AM42°FChance Rain Showers25%E 3 mph
Thu 3 AM41°FChance Rain Showers25%E 3 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Lewiston can differ.

7-day forecast

Overnight

Low 42°F

A chance of rain showers after 5am. Mostly cloudy. Low around 42, with temperatures rising to around 44 overnight. South wind around 8 mph. Chance of precipitation is 40%.

Wednesday

High 53°F·Low 38°F

A chance of rain showers. Mostly cloudy. High near 53, with temperatures falling to around 50 in the afternoon. Southwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night: A chance of rain showers before 5am. Mostly cloudy. Low around 38, with temperatures rising to around 41 overnight. Southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Thursday

High 53°F·Low 39°F

Mostly cloudy, with a high near 53. Northeast wind around 3 mph.

Thursday Night: Mostly cloudy, with a low around 39. East wind around 5 mph.

Friday

High 54°F·Low 36°F

A slight chance of rain showers after 5pm. Partly sunny, with a high near 54. Chance of precipitation is 20%.

Friday Night: A slight chance of rain showers before 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 20%.

Saturday

High 53°F·Low 38°F

A chance of rain showers after 11am. Partly sunny, with a high near 53. Chance of precipitation is 40%.

Saturday Night: A chance of rain showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

Sunday

High 53°F·Low 33°F

A chance of rain showers before 4pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.

Sunday Night: Partly cloudy, with a low around 33.

Monday

High 54°F·Low 34°F

Mostly sunny, with a high near 54.

Monday Night: Mostly cloudy, with a low around 34.

Tuesday

High 57°F

Partly sunny, with a high near 57.

Nearby cities

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About this forecast

Forecast office
Lewiston is served by the National Weather Service OTX forecast office, forecast zone IDZ026, county zone IDC069.
Location used
The Census Bureau's internal point for Lewiston (46.3931, -116.9935), in Nez Perce County. Population: 34,693 (2024 estimate), number 11 of the 15 Idaho cities on this site.
Radar
Nearest NWS radar: KOTX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/46.3931,-116.9935 (forecast issued Oct 28, 2:06 AM PDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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