Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

Lat: 42.14703°NLon: 121.72548°WElev: 4081.0ft.

Partly Cloudy

40°F

4°C

Humidity 73%
Wind Speed W 6 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 13 Apr 08:53 AM PDT
Extended Forecast for

3 Miles SSW Altamont OR

  • Today

    Today: Partly sunny, with a high near 52. West wind 5 to 11 mph.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 24. West northwest wind 6 to 11 mph becoming light west southwest  after midnight.

    Low: 24 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 58. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 2am, then a chance of rain and snow showers.  Snow level 6400 feet lowering to 4900 feet after midnight . Mostly cloudy, with a low around 34. West southwest wind 7 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow showers before 8am, then rain showers.  Snow level 4900 feet rising to 5800 feet. High near 49. Southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Rain/Snow
    then Showers

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely, becoming all snow after 8pm.  Mostly cloudy, with a low around 21. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Rain/Snow
    Likely then
    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 52. West wind 5 to 11 mph.
Tonight
Increasing clouds, with a low around 24. West northwest wind 6 to 11 mph becoming light west southwest after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 58. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
A chance of rain showers before 2am, then a chance of rain and snow showers. Snow level 6400 feet lowering to 4900 feet after midnight . Mostly cloudy, with a low around 34. West southwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
A chance of rain and snow showers before 8am, then rain showers. Snow level 4900 feet rising to 5800 feet. High near 49. Southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow showers likely, becoming all snow after 8pm. Mostly cloudy, with a low around 21. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 20.
Friday
Sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
A chance of rain. Snow level 5800 feet. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Altamont OR
 42.15°N 121.72°W (Elev. 4140 ft)
4:41 am PDT Apr 13, 2026
9am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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