Critical Fire Weather Conditions Continue; Pacific Storm to Bring Heavy Snow to the Sierra-Nevada

Critical fire weather conditions are forecast for the Southern Plains and portions of Florida through Thursday, as gusty winds and dry conditions return to the region. A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast and central Great Basin, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Partly Cloudy

57°F

14°C

Humidity 50%
Wind Speed S 8 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 21 Apr 10:35 AM PDT
Extended Forecast for

3 Miles E Newcastle WA

  • Today

    Today: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 56. South southwest wind around 8 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Slight Chance
    Rain then
    Rain Likely

  • Tonight

    Tonight: Rain.  Low around 46. South southwest wind 3 to 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am.  Mostly cloudy, with a high near 51. South southwest wind 10 to 13 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 43. South southwest wind 10 to 14 mph.

    Low: 43 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57. South southwest wind 6 to 8 mph becoming northwest in the afternoon.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 56. South southwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 46. South southwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 51. South southwest wind 10 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 43. South southwest wind 10 to 14 mph.
Thursday
Partly sunny, with a high near 57. South southwest wind 6 to 8 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 63.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A slight chance of rain. Mostly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
11:26 pm PDT Apr 20, 2026
10am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database