Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

smoke

75°F

24°C

Humidity 31%
Wind Speed ESE 6 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 29 Sep 02:00 PM PDT
Extended Forecast for

2 Miles WSW Lewiston ID

  • This Afternoon

    This Afternoon: A 10 percent chance of rain after 5pm.  Mostly cloudy, with a high near 81. Light and variable wind becoming northwest around 5 mph.

    High: 81 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain likely before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then rain likely and possibly a thunderstorm after 5am.  Cloudy, with a low around 57. Southwest wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Rain likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 73. Calm wind becoming northeast around 5 mph in the morning.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 55. South wind 5 to 8 mph becoming southeast in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 71. Light and variable wind becoming west around 6 mph in the morning.  New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm.  Mostly cloudy, with a low around 51. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of rain.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of rain after 5pm. Mostly cloudy, with a high near 81. Light and variable wind becoming northwest around 5 mph.
Tonight
Rain likely before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then rain likely and possibly a thunderstorm after 5am. Cloudy, with a low around 57. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Rain likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 73. Calm wind becoming northeast around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 55. South wind 5 to 8 mph becoming southeast in the evening. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 71. Light and variable wind becoming west around 6 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 67.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 45.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
2:18 pm PDT Sep 29, 2025
2pm PDT Sep 29, 2025-6pm PDT Oct 5, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database