Cold Front to Bring Cooling and Heavy Rain in the East; Building Heat and Monsoon in the West

A slow moving cold front will bring temperatures back to near normal early this week in the East. Strong to severe storms ahead of the front may produce damaging winds and heavy rain that could cause flash flooding. Strengthening high pressure in the West will produce surging monsoon moisture with potential for flash flooding. Heat may become excessive in the Desert Southwest this week. Read More >

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Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437ft.

Fair

97°F

36°C

Humidity	19%
Wind Speed	W 3 MPH
Barometer	29.87 in
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Heat Index	94°F (34°C)
Last update	22 Jul 3:50 pm PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

2 Miles WSW Lewiston ID

This
Afternoon

Slight Chance
Showers
High: 90 °F
Tonight

Slight Chance
T-storms
Low: 67 °F
Tuesday

Slight Chance
Sprinkles
High: 99 °F
Tuesday
Night

Chance
T-storms
Low: 65 °F
Wednesday

Sunny
High: 85 °F
Wednesday
Night

Clear
Low: 58 °F
Thursday

Sunny
High: 92 °F
Thursday
Night

Clear
Low: 62 °F
Friday

Sunny
High: 94 °F

Detailed Forecast

This Afternoon

A 20 percent chance of showers. Mostly sunny, with a high near 90. Northwest wind around 7 mph.

Tonight

A slight chance of showers, with thunderstorms also possible after 8pm. Partly cloudy, with a low around 67. West wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 20%.

Tuesday

A slight chance of sprinkles. Mostly sunny and hot, with a high near 99. Calm wind becoming northwest 5 to 7 mph in the afternoon.

Tuesday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northwest wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Sunny, with a high near 85. Northwest wind around 8 mph.

Wednesday Night

Clear, with a low around 58.

Thursday

Sunny, with a high near 92.

Thursday Night

Clear, with a low around 62.

Friday

Sunny, with a high near 94.

Friday Night

Mostly clear, with a low around 65.