Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

light rain,mist

36°F

2°C

Humidity 100%
Wind Speed ESE 4 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 36°F (2°C)
Visibility 6.00 mi
Wind Chill33°F (1°C)
Last update 14 Mar 11:35 AM PDT
Extended Forecast for

3 Miles ESE Newcastle WA

Winter Weather Advisory March 14, 11:50am until March 14, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 14, 11:50am until March 14, 05:00pm

    NOW until 5:00pm Sat

    Winter Weather Advisory

  • Today

    High: 39 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Southeast wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow likely after 11am, mixing with rain after 2pm.  Mostly cloudy, with a high near 44. Wind chill values between 25 and 35. East southeast wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain.  Low around 40. Southeast wind 5 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain then
    Rain Likely

  • Monday

    Monday: Rain.  High near 49. South wind around 9 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Cloudy, with a low around 43. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 50. Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 47.

    Low: 47 °F

    Rain

Detailed Forecast

Today
A 30 percent chance of snow showers, mainly before noon. Mostly sunny, with a high near 39. West wind around 6 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly cloudy, with a low around 28. Southeast wind around 6 mph.
Sunday
Snow likely after 11am, mixing with rain after 2pm. Mostly cloudy, with a high near 44. Wind chill values between 25 and 35. East southeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain. Low around 40. Southeast wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 49. South wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Cloudy, with a low around 43. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 50. Chance of precipitation is 90%.
Tuesday Night
Rain. Cloudy, with a low around 47.
Wednesday
Rain. Cloudy, with a high near 52.
Wednesday Night
Rain. Cloudy, with a low around 48.
Thursday
Rain. Cloudy, with a high near 55.
Thursday Night
Rain likely. Mostly cloudy, with a low around 48.
Friday
Rain likely. Mostly cloudy, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
10:41 am PDT Mar 14, 2026
11am PDT Mar 14, 2026-6pm PDT Mar 20, 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