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

48°F

9°C

Humidity 78%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 11 Apr 05:36 AM PDT
Extended Forecast for

21 Miles NW Liliwaup WA

  • Overnight

    Overnight: Rain.  Low around 39. Calm wind.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain

  • Saturday

    Saturday: Rain, possibly mixed with snow before 2pm, then a chance of rain.  Steady temperature around 41. West southwest wind 3 to 5 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly before 8pm.  Mostly cloudy, with a low around 36. Light west wind.

    Low: 36 °F

    Chance Rain
    then Partly
    Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 11am.  Partly sunny, with a high near 47. Light and variable wind becoming west southwest around 6 mph in the afternoon.

    High: 47 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 34. West wind around 7 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow.  Mostly cloudy, with a high near 42. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before 8pm, then snow likely.  Mostly cloudy, with a low around 32. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  Cloudy, with a high near 35.

    High: 35 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Cloudy, with a low around 23.

    Low: 23 °F

    Heavy Snow

Detailed Forecast

Overnight
Rain. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, possibly mixed with snow before 2pm, then a chance of rain. Steady temperature around 41. West southwest wind 3 to 5 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
A 30 percent chance of rain, mainly before 8pm. Mostly cloudy, with a low around 36. Light west wind.
Sunday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 47. Light and variable wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 34. West wind around 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 35.
Tuesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 23.
Wednesday
Snow before 11am, then snow showers after 11am. Some thunder is also possible. Mostly cloudy, with a high near 36.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Thursday
A chance of snow. Partly sunny, with a high near 39.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 25.
Friday
A chance of rain and snow. Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NW Liliwaup WA
 47.66°N 123.45°W (Elev. 3396 ft)
11:27 pm PDT Apr 10, 2026
5am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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Additional Resources

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