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

Heavy Rainfall and Flooding in the Southwest and Four Corners; Unsettled Weather in Florida

Heavy to excessive rainfall will continue today across portions of the Southwest and Four Corners Region, leading to flash, urban and small stream flooding. Significant river flooding is expected through Monday. Heavy rainfall is expected across southern and eastern Florida through Monday, with isolated flash flooding possible. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Mostly Cloudy

46°F

8°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 01 Nov 05:00 PM PST
Extended Forecast for

Newcastle WA

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 52. Calm wind.

    High: 52 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Cloudy, with a low around 46. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 46 °F

    Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 55. Light and variable wind.

    High: 55 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely after 4pm. Mostly sunny, with a high near 56. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain, mainly before 4am. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Thursday

    Thursday: A chance of rain before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. Light and variable wind.
Monday
Mostly cloudy, with a high near 52. Calm wind.
Monday Night
Cloudy, with a low around 46. Calm wind becoming east northeast around 5 mph after midnight.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 55. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 42. Light and variable wind.
Wednesday
Rain likely after 4pm. Mostly sunny, with a high near 56. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly before 4am. Low around 48. Chance of precipitation is 80%.
Thursday
A chance of rain before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 55.
Thursday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 47.
Friday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 54.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46.
Saturday
A chance of rain. Mostly cloudy, with a high near 57.
Saturday Night
Rain likely. Cloudy, with a low around 48.
Sunday
Rain likely. Cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
Last Update:
10:26 am PST Nov 1, 2026
Forecast Valid:
5pm PST Nov 1, 2026-6pm PST Nov 8, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation