Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

JOHNSON RIDGE (SKKW1)

Lat: 47.79992°NLon: 121.286°WElev: 2028.0ft.

NA

44°F

7°C

Humidity 92%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 13 Apr 07:29 PM PDT
Extended Forecast for

15 Miles NNE Index WA

Winter Storm Warning April 14, 11:00am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  • Tonight

    Tonight: Rain and snow before 5am, then a chance of snow.  Low around 32. Southwest wind around 7 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.

    Low: 32 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow before 8am, then snow, possibly mixed with rain. The snow could be heavy at times.  High near 36. Wind chill values between 25 and 30. South southwest wind 8 to 11 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 36 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 11pm. The snow could be heavy at times.  Low around 25. Wind chill values between 17 and 22. West wind 7 to 10 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 25 °F

    Rain/Snow
    then Snow

  • Wednesday

    Wednesday: Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible.  High near 35. Wind chill values between 21 and 27. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 26. West wind 3 to 8 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow Likely
    then Chance
    Snow

  • Thursday

    Thursday: A 40 percent chance of snow.  Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow.  Partly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow

  • Friday

    Friday: A chance of snow, mainly before 11am.  Mostly sunny, with a high near 42.

    High: 42 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain and snow before 5am, then a chance of snow. Low around 32. Southwest wind around 7 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
Tuesday
Snow before 8am, then snow, possibly mixed with rain. The snow could be heavy at times. High near 36. Wind chill values between 25 and 30. South southwest wind 8 to 11 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 11pm. The snow could be heavy at times. Low around 25. Wind chill values between 17 and 22. West wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday
Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 35. Wind chill values between 21 and 27. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. West wind 3 to 8 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 27.
Friday
A chance of snow, mainly before 11am. Mostly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 48.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 45.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Monday
Rain and snow likely. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNE Index WA
 48.03°N 121.43°W (Elev. 3077 ft)
11:27 am PDT Apr 13, 2026
7pm PDT Apr 13, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database