Severe Thunderstorms for mid-Mississippi and Ohio Valley; Record Warmth and Fire Weather Concerns

Severe thunderstorms are expected later this afternoon and evening across the mid-Mississippi and Ohio Valley's. Large hail, damaging winds and a few tornadoes are all possible. Meanwhile, record warmth across the southern tier of the country continues; This will enhance fire weather conditions for the Plains. The cold front will head south on Friday with cooler temperatures east of the Rockies. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

50°F

10°C

Humidity 42%
Wind Speed S 6 MPH
Barometer 30.57 in (1035.22 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 26 Mar 11:53 AM PDT
Extended Forecast for

Newcastle WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. South southwest wind around 6 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 54. North wind 5 to 8 mph.

    High: 54 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. North wind 5 to 8 mph becoming calm  in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 52. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 52 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 11am.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

  • Monday

    Monday: A chance of rain.  Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 50. South southwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 35. Light and variable wind.
Friday
Increasing clouds, with a high near 54. North wind 5 to 8 mph.
Friday Night
Mostly cloudy, with a low around 37. North wind 5 to 8 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 52. Calm wind becoming north northwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 52.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 47.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Tuesday
A slight chance of rain. Partly sunny, with a high near 51.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
11:27 am PDT Mar 26, 2026
12pm PDT Mar 26, 2026-6pm PDT Apr 1, 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