Active Weather Pattern To Persist Over The Eastern U.S Into The End Of The Week

A slow moving low pressure system will continue to bring periods of rainfall from the Middle Atlantic to the Northeast U.S over the next couple of days. Some of the rainfall could be locally heavy and present some flooding concerns over the Middle Atlantic Region on Thursday.
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Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Fair

26°C

78°F

Humidity 36%
Wind Speed S 6 MPH
Barometer 29.82 in (1009.2 mb)
Dewpoint 9°C (49°F)
Visibility 16 km
Heat Index26°C (78°F)
Last update 04 May 3:56 pm PDT
Extended Forecast for

Lewiston ID

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 28. Northeast wind around 10 km/h.

    Slight Chance
    T-storms

    High: 28 °C

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 11pm.  Cloudy, with a low around 13. North wind 5 to 13 km/h becoming west after midnight.  New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 13 °C

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 11am. Some of the storms could produce small hail, gusty winds, and heavy rain.  Mostly cloudy, with a high near 25. Northwest wind 8 to 13 km/h increasing to 16 to 21 km/h in the afternoon.  Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 25 °C

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Some of the storms could produce small hail and gusty winds.  Mostly cloudy, with a low around 11. Northwest wind 16 to 21 km/h becoming southwest 5 to 10 km/h in the evening.  Chance of precipitation is 50%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 11 °C

  • Friday

    Friday: A 20 percent chance of showers before 11am.  Partly sunny, with a high near 27. Southeast wind 5 to 10 km/h becoming northeast 18 to 23 km/h in the morning. Winds could gust as high as 32 km/h.

    Slight Chance
    Showers then
    Mostly Sunny

    High: 27 °C

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 12.

    Partly Cloudy

    Low: 12 °C

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    Mostly Sunny

    High: 29 °C

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 13.

    Partly Cloudy

    Low: 13 °C

  • Sunday

    Sunday: Mostly sunny, with a high near 27.

    Mostly Sunny

    High: 27 °C

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 28. Northeast wind around 10 km/h.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 11pm. Cloudy, with a low around 13. North wind 5 to 13 km/h becoming west after midnight. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Some of the storms could produce small hail, gusty winds, and heavy rain. Mostly cloudy, with a high near 25. Northwest wind 8 to 13 km/h increasing to 16 to 21 km/h in the afternoon. Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a low around 11. Northwest wind 16 to 21 km/h becoming southwest 5 to 10 km/h in the evening. Chance of precipitation is 50%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 27. Southeast wind 5 to 10 km/h becoming northeast 18 to 23 km/h in the morning. Winds could gust as high as 32 km/h.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 11.
Monday
Sunny, with a high near 23.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Mostly sunny, with a high near 26.
Click Map For Forecast
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 239 m)
2:17 pm PDT May 4, 2016
4pm PDT May 4, 2016-6pm PDT May 11, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database