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 >

Hazardous Weather Conditions

Current conditions at

BLACK ROCK (OKFO3)

Lat: 43.52831°NLon: 121.81601°WElev: 4891.0ft.

NA

37°F

3°C

Humidity 88%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 15 Apr 02:15 PM PDT
Extended Forecast for

5 Miles NNE Chemult OR

Wind Advisory April 15, 02:58pm until April 15, 08:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory April 15, 02:58pm until April 15, 08:00pm

    NOW until 8:00pm Wed

    Wind Advisory

  • This Afternoon

    High: 41 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: Snow likely, mainly before 1am. Some thunder is also possible.  Mostly cloudy, with a low around 21. West wind 7 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow Likely

  • Thursday

    Thursday: A 20 percent chance of snow before 9am.  Mostly sunny, with a high near 41. Northwest wind 6 to 11 mph.

    High: 41 °F

    Slight Chance
    Snow then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. Northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 17 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of snow between 4pm and 5pm, then snow showers likely after 5pm. Some thunder is also possible. Mostly sunny, with a high near 41. West wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 1am. Some thunder is also possible. Mostly cloudy, with a low around 21. West wind 7 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow before 9am. Mostly sunny, with a high near 41. Northwest wind 6 to 11 mph.
Thursday Night
Mostly clear, with a low around 17. Northwest wind 5 to 9 mph becoming calm in the evening.
Friday
Sunny, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
A chance of rain, mainly after 11am. Snow level 6700 feet. Mostly cloudy, with a high near 58.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Snow level 7100 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 36.
Monday
A chance of rain and snow. Snow level 6200 feet. Partly sunny, with a high near 60.
Monday Night
A chance of rain and snow. Snow level 6600 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 35.
Tuesday
A chance of rain and snow. Snow level 5500 feet rising to 6300 feet in the afternoon. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Chemult OR
 43.31°N 121.76°W (Elev. 4728 ft)
12:57 pm PDT Apr 15, 2026
2pm 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