National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

75°F

24°C

Humidity 41%
Wind Speed N 6 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 30 Jul 03:15 PM PDT
Extended Forecast for

2 Miles ENE Newcastle WA

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind becoming north northwest around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Calm wind becoming south 5 to 9 mph after midnight.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of rain after 11am. Partly sunny, with a high near 69. South southwest wind 11 to 16 mph, with gusts as high as 21 mph.

    High: 69 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 52. Southwest wind 9 to 16 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Calm wind becoming north northwest around 5 mph.
Friday
Sunny, with a high near 82. Light and variable wind.
Friday Night
Mostly clear, with a low around 56. Calm wind becoming south 5 to 9 mph after midnight.
Saturday
A 40 percent chance of rain after 11am. Partly sunny, with a high near 69. South southwest wind 11 to 16 mph, with gusts as high as 21 mph.
Saturday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 52. Southwest wind 9 to 16 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Newcastle WA
 47.55°N 122.11°W (Elev. 794 ft)
Last Update:
11:26 am PDT Jul 30, 2026
Forecast Valid:
3pm PDT Jul 30, 2026-6pm PDT Aug 6, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation