Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

JEFFERSON CREEK (JEFW1)

Lat: 47.5491°NLon: 123.21759°WElev: 2408.0ft.

NA

42°F

6°C

Humidity 98%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 12 Apr 02:36 AM PDT
Extended Forecast for

16 Miles WNW Liliwaup WA

  • Overnight

    Overnight: Partly cloudy, with a low around 37. North wind around 6 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 4pm.  Partly sunny, with a high near 44. Light and variable wind becoming west 6 to 11 mph in the morning.

    High: 44 °F

    Mostly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 4am.  Mostly cloudy, with a low around 34. Northwest wind 10 to 13 mph.

    Low: 34 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow before 11am, then a chance of rain between 11am and 2pm, then a chance of rain and snow after 2pm.  Partly sunny, with a high near 38. Wind chill values between 24 and 29. West wind 13 to 21 mph, with gusts as high as 24 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before 11pm, then snow likely.  Mostly cloudy, with a low around 31. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow
    Likely and
    Breezy then
    Snow Likely

  • Tuesday

    Tuesday: Snow before 11am, then snow, possibly mixed with rain. The snow could be heavy at times.  High near 34. Windy.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 34 °F

    Rain/Snow and
    Windy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 25. Breezy.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 25 °F

    Heavy Snow
    and Breezy
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow likely before 11am, then snow showers after 11am. Some thunder is also possible.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. North wind around 6 mph.
Sunday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 44. Light and variable wind becoming west 6 to 11 mph in the morning.
Sunday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 34. Northwest wind 10 to 13 mph.
Monday
A chance of rain and snow before 11am, then a chance of rain between 11am and 2pm, then a chance of rain and snow after 2pm. Partly sunny, with a high near 38. Wind chill values between 24 and 29. West wind 13 to 21 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow before 11pm, then snow likely. Mostly cloudy, with a low around 31. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Snow before 11am, then snow, possibly mixed with rain. The snow could be heavy at times. High near 34. Windy. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 25. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow likely before 11am, then snow showers after 11am. Some thunder is also possible. Mostly cloudy, with a high near 32.
Wednesday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 23.
Thursday
A chance of snow after 11am. Mostly sunny, with a high near 37.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 26.
Friday
A slight chance of snow. Mostly sunny, with a high near 39.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow. Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WNW Liliwaup WA
 47.54°N 123.44°W (Elev. 3120 ft)
11:27 pm PDT Apr 11, 2026
2am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

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