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

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Overcast

61°F

16°C

Humidity 59%
Wind Speed N 3 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Apr 03:00 PM PDT
Extended Forecast for

3 Miles ESE Newcastle WA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 48. Calm wind becoming south around 5 mph after midnight.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Rain, mainly before 1pm.  High near 54. South southwest wind 3 to 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am.  Mostly cloudy, with a high near 58. Calm wind becoming west around 5 mph in the afternoon.

    High: 58 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 45. West wind 5 to 7 mph becoming south southwest after midnight.

    Low: 45 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 11am.  Cloudy, with a high near 48.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 48. Calm wind becoming south around 5 mph after midnight.
Saturday
Rain, mainly before 1pm. High near 54. South southwest wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 45. Light and variable wind.
Sunday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 58. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45. West wind 5 to 7 mph becoming south southwest after midnight.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 53.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Tuesday
Rain, mainly after 11am. Cloudy, with a high near 48.
Tuesday Night
Rain. Mostly cloudy, with a low around 38.
Wednesday
Rain likely. Mostly cloudy, with a high near 49.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 36.
Thursday
A slight chance of rain. Mostly sunny, with a high near 52.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Friday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Newcastle WA
 47.51°N 122.1°W (Elev. 1201 ft)
11:27 am PDT Apr 10, 2026
3pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026
 
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Additional Resources

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