Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

41°F

5°C

Humidity 80%
Wind Speed S 5 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 22 Mar 06:30 AM PDT
Extended Forecast for

Mountlake Terrace WA

  • Today

    Today: Partly sunny, with a high near 50. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. North wind 3 to 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. North wind 3 to 6 mph.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of rain after 11pm.  Cloudy, with a low around 41. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 52. South wind 6 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

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

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain.  Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 50. Calm wind becoming north northwest around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 36. North wind 3 to 6 mph.
Monday
Partly sunny, with a high near 51. North wind 3 to 6 mph.
Monday Night
A 50 percent chance of rain after 11pm. Cloudy, with a low around 41. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Rain. High near 52. South wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 40. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 50. Chance of precipitation is 90%.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 36.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.8°N 122.35°W (Elev. 400 ft)
11:27 pm PDT Mar 21, 2026
7am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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