Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Abbotsford International Airport (CYXX)

Lat: 49.03333°NLon: 122.36667°WElev: 177.0ft.

Mostly Cloudy

37°F

3°C

Humidity 100%
Wind Speed SSE 6 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 37°F (3°C)
Visibility 15.00 mi
Wind Chill32°F (0°C)
Last update 15 Apr 03:00 AM PDT
Extended Forecast for

Sumas WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. South wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of rain and thunderstorms after 5pm.  Partly sunny, with a high near 50. Southwest wind 5 to 9 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. Southwest wind around 6 mph becoming light and variable  after midnight.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 54. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Southwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

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

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. South wind around 6 mph.
Wednesday
Rain likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of rain and thunderstorms after 5pm. Partly sunny, with a high near 50. Southwest wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 35. Southwest wind around 6 mph becoming light and variable after midnight.
Thursday
Partly sunny, with a high near 54. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 39. Southwest wind 5 to 9 mph becoming light and variable after midnight.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 65.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Partly sunny, with a high near 67.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 47.
Monday
A slight chance of rain. Mostly sunny, with a high near 70.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Sumas WA
 49°N 122.27°W (Elev. 49 ft)
1:16 am PDT Apr 15, 2026
3am PDT Apr 15, 2026-6pm PDT Apr 21, 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