Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

46°F

8°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Apr 01:15 AM PDT
Extended Forecast for

3 Miles E Newcastle WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. Calm wind becoming southeast around 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 70. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 70 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain, mainly after 11am.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Light and variable wind.
Saturday
Mostly sunny, with a high near 64. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 49. Calm wind becoming southeast around 6 mph.
Sunday
Mostly cloudy, with a high near 70. Calm wind becoming north northeast around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 50. North northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 69.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 62.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 52.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 56.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
11:26 pm PDT Apr 17, 2026
1am PDT Apr 18, 2026-6pm PDT Apr 24, 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