Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Overcast

59°F

15°C

Humidity 64%
Wind Speed SSW 6 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 12 Apr 03:24 PM PDT
Extended Forecast for

3 Miles SE Newcastle WA

  • Tonight

    Tonight: Rain likely, mainly after 9pm.  Mostly cloudy, with a low around 45. West northwest wind 5 to 9 mph becoming south after midnight.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain Likely

  • Monday

    Monday: A 50 percent chance of rain.  Mostly cloudy, with a high near 51. South wind around 9 mph.

    High: 51 °F

    Chance Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 42. Southwest wind around 10 mph.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 48. South wind 10 to 14 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain likely, possibly mixed with snow.  Low around 37. South southwest wind 9 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers, becoming all rain after 2pm. Some thunder is also possible.  High near 49. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 49 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain before 11pm.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am.  Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 9pm. Mostly cloudy, with a low around 45. West northwest wind 5 to 9 mph becoming south after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 51. South wind around 9 mph.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42. Southwest wind around 10 mph.
Tuesday
Rain. High near 48. South wind 10 to 14 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain before 11pm, then rain likely, possibly mixed with snow. Low around 37. South southwest wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow showers, becoming all rain after 2pm. Some thunder is also possible. High near 49. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 35.
Thursday
A slight chance of rain after 11am. Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Newcastle WA
 47.51°N 122.1°W (Elev. 1201 ft)
11:27 am PDT Apr 12, 2026
3pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database