Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

light snow,mist

34°F

1°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 32°F (0°C)
Visibility 2.50 mi
Last update 13 Mar 12:35 PM PDT
Extended Forecast for

2 Miles NE Newcastle WA

Winter Weather Advisory until March 13, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 13, 03:00pm

    NOW until 3:00pm Fri

    Winter Weather Advisory

  • This Afternoon

    High: 38 °F

    Rain/Snow and
    Patchy Fog

  • Tonight

    Tonight: Rain and snow, mainly before 3am.  Patchy fog before 8pm. Low around 33. Calm wind.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow and
    Patchy Fog

  • Saturday

    Saturday: Snow likely, possibly mixed with rain, becoming all snow after 8am.  Partly sunny, with a high near 43. South southwest wind 3 to 5 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. North northeast wind around 5 mph becoming light and variable  in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow before 11am, then rain likely.  Mostly cloudy, with a high near 44. Calm wind becoming south southeast around 5 mph in the afternoon.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Sunday Night

    Sunday Night: Rain.  Low around 41. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain

  • Monday

    Monday: Rain.  High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Rain likely.  Cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

This Afternoon
Rain, possibly mixed with snow. Patchy fog. High near 38. Light and variable wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Rain and snow, mainly before 3am. Patchy fog before 8pm. Low around 33. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Snow likely, possibly mixed with rain, becoming all snow after 8am. Partly sunny, with a high near 43. South southwest wind 3 to 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 31. North northeast wind around 5 mph becoming light and variable in the evening.
Sunday
A slight chance of snow before 11am, then rain likely. Mostly cloudy, with a high near 44. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday Night
Rain. Low around 41. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 51. Chance of precipitation is 80%.
Monday Night
Rain likely. Cloudy, with a low around 45.
Tuesday
Rain. Cloudy, with a high near 55.
Tuesday Night
Rain. Cloudy, with a low around 48.
Wednesday
Rain. Cloudy, with a high near 56.
Wednesday Night
Rain. Cloudy, with a low around 50.
Thursday
Rain likely. Cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Newcastle WA
 47.55°N 122.14°W (Elev. 538 ft)
8:00 am PDT Mar 13, 2026
12pm PDT Mar 13, 2026-6pm PDT Mar 19, 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