Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

50°F

10°C

Humidity 99%
Wind Speed SSE 7 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 50°F (10°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 19 Mar 08:30 AM PDT
Extended Forecast for

Mountlake Terrace WA

Flood Watch March 19, 09:11am until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 19, 09:11am until March 20, 05:00pm

    NOW until 5:00pm Fri

    Flood Watch

  • Today

    High: 55 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 51. South wind 11 to 13 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Rain

  • Friday

    Friday: Rain.  High near 56. South wind 11 to 15 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain

  • Friday Night

    Friday Night: Rain likely before 11pm, then a chance of showers after 11pm.  Mostly cloudy, with a low around 39. South southwest wind 7 to 14 mph becoming north in the evening.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely
    then Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 11am.  Partly sunny, with a high near 48. Northeast wind 5 to 7 mph.

    High: 48 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 11pm.  Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 11am.  Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain. High near 55. South wind 11 to 14 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 51. South wind 11 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 56. South wind 11 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely before 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 39. South southwest wind 7 to 14 mph becoming north in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 48. Northeast wind 5 to 7 mph.
Saturday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 36.
Sunday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
A slight chance of showers after 11am. Mostly cloudy, with a high near 53.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44.
Tuesday
Rain. Cloudy, with a high near 52.
Tuesday Night
Rain. Cloudy, with a low around 38.
Wednesday
Rain. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.8°N 122.35°W (Elev. 400 ft)
7:17 am PDT Mar 19, 2026
9am PDT Mar 19, 2026-6pm PDT Mar 25, 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