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Planning ahead in Lewis County? Our extended 14-Day Weather Forecast provides comprehensive 2-week predictions, including daily temperature highs/lows, precipitation probabilities, and long-term atmospheric trend outlooks.

Lewis County 14-Day Weather Forecast

Saturday, Oct 24, 2026

Nighttime
40°F

Mainly Clear

Feels like 40°F

Humidity

51%

Wind Speed

7.4 mph

Precipitation

0 in

Pressure

1025 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

19%

Dew Point

31°F

14-Day Extended Weather Forecast

Today

Oct 24

Mainly Clear
54°H
34°L
0%

Sun

Oct 25

Mainly Clear
61°H
39°L
0%

Mon

Oct 26

Mainly Clear
55°H
44°L
3%

Tue

Oct 27

Mainly Clear
47°H
36°L
0%

Wed

Oct 28

Mainly Clear
48°H
40°L
0%

Thu

Oct 29

Mainly Clear
44°H
37°L
0%

Fri

Oct 30

Mainly Clear
42°H
34°L
0%

Sat

Oct 31

Mainly Clear
40°H
32°L
0%

Sun

Nov 1

Mainly Clear
43°H
27°L
0%

Mon

Nov 2

Mainly Clear
43°H
32°L
0%

Air Quality (AQI)

34Good

Air quality is satisfactory, and air pollution poses little or no risk.

PM2.5

3.1 µg/m³

PM10

3.8 µg/m³

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

235° SW

Sustained Wind

7.4 mph

Wind Gusts

7.4 mph

14-Day Temp Range

Expected 14-Day Swings

27°
61°

High and low limits expected over the next two weeks.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Lewis County · 46.26°N, 116.38°W
Radar Page
Coordinates46.2572°N, 116.3791°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)34Good
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

Our 14-day forecast for Lewis County shows detailed long-term predictions, including daily high and low temperatures, precipitation chances, and overall weather patterns.

About Lewis County Climate & Weather

Weather forecast for Lewis County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.