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

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.

NA

35°F

2°C

Humidity 97%
Wind Speed WSW 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 14 Mar 06:30 AM PDT
Extended Forecast for

Mountlake Terrace WA

  • Today

    Today: A chance of rain and snow showers before 2pm, then a slight chance of rain and snow showers after 3pm.  Mostly sunny, with a high near 44. West northwest wind 3 to 5 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Light and variable wind.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain and snow likely after 11am, becoming all rain after 2pm.  Mostly cloudy, with a high near 46. Light southeast wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain.  Low around 40. South 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

  • Monday

    Monday: Rain.  High near 52. South wind 7 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Low around 46. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 53. Chance of precipitation is 100%.

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 49.

    Low: 49 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 55.

    High: 55 °F

    Rain

Detailed Forecast

Today
A chance of rain and snow showers before 2pm, then a slight chance of rain and snow showers after 3pm. Mostly sunny, with a high near 44. West northwest wind 3 to 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tonight
Mostly cloudy, with a low around 31. Light and variable wind.
Sunday
Rain and snow likely after 11am, becoming all rain after 2pm. Mostly cloudy, with a high near 46. Light southeast wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain. Low around 40. South 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 52. South wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 53. Chance of precipitation is 100%.
Tuesday Night
Rain. Cloudy, with a low around 49.
Wednesday
Rain. Cloudy, with a high near 55.
Wednesday Night
Rain. Cloudy, with a low around 49.
Thursday
Rain. Cloudy, with a high near 57.
Thursday Night
Rain likely. Cloudy, with a low around 49.
Friday
Rain likely. Mostly cloudy, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.8°N 122.35°W (Elev. 400 ft)
2:25 am PDT Mar 14, 2026
7am PDT Mar 14, 2026-6pm PDT Mar 20, 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