Flood Threat For Several Locations Today

The active monsoon season will continue the rest of the week and the flood threat today stretches from the Arizona to portions of the Intermountain West. Meanwhile, a humid and moist air mass ahead of a cold front may result in heavy rain and flooding from the Mid-Atlantic to the eastern Ohio and Tennessee Valleys. Finally, slow moving storms may produce flooding for the central Gulf Coast states. Read More >

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Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

88°F

31°C

Humidity	40%
Wind Speed	S 6 MPH
Barometer	29.99 in (1015.58 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	10 Aug 11:50 AM PDT

More Information:

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

Extended Forecast for

Lewiston IDSimilar City Names

This
Afternoon

Slight Chance
T-storms
High: 100 °F
Tonight

Chance
T-storms
Low: 71 °F
Thursday

Slight Chance
T-storms
High: 99 °F
Thursday
Night

Slight Chance
T-storms
Low: 70 °F
Friday

Hot
High: 103 °F
Friday
Night

Slight Chance
T-storms then
Mostly Clear
Low: 68 °F
Saturday

Sunny
High: 95 °F
Saturday
Night

Clear
Low: 63 °F
Sunday

Sunny
High: 95 °F

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms. Mostly cloudy and hot, with a high near 100. Southeast wind around 7 mph becoming west.

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 71. West wind 5 to 7 mph becoming calm after midnight. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99. Calm wind becoming southwest around 6 mph in the morning.

Thursday Night

A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 70. West wind around 6 mph becoming calm in the evening.

Friday

Sunny and hot, with a high near 103. Light and variable wind becoming northwest 5 to 7 mph in the morning.

Friday Night

A 20 percent chance of rain and thunderstorms before 11pm. Mostly clear, with a low around 68.

Saturday

Sunny, with a high near 95.

Saturday Night

Clear, with a low around 63.

Sunday

Sunny, with a high near 95.