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

Olympia, Olympia Airport (KOLM)

Lat: 46.97333°NLon: 122.90333°WElev: 203.0ft.

Partly Cloudy

46°F

8°C

Humidity 65%
Wind Speed SW 9 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Apr 03:00 PM PDT
Extended Forecast for

8 Miles N Rochester WA

Freeze Warning April 16, 01:00am until April 16, 09:00am
Click here for hazard details and duration
Freeze Warning
  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 46. West wind around 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 46 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain showers likely, possibly mixing with snow after 8pm, then gradually ending. Some thunder is also possible.  Widespread frost, mainly after midnight.  Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 30. West wind 5 to 10 mph becoming light  after midnight.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely then
    Frost

  • Thursday

    Thursday: Widespread frost before 9am.  Otherwise, sunny, with a high near 54. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 54 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Areas of frost after 2am.  Otherwise, mostly clear, with a low around 33. West southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance Rain

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 46. West wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain showers likely, possibly mixing with snow after 8pm, then gradually ending. Some thunder is also possible. Widespread frost, mainly after midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 30. West wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Widespread frost before 9am. Otherwise, sunny, with a high near 54. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 33. West southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Friday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 57. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly cloudy, with a high near 62.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Mostly cloudy, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
A slight chance of rain. Partly sunny, with a high near 67.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Rochester WA
 46.94°N 123.13°W (Elev. 600 ft)
2:10 pm PDT Apr 15, 2026
3pm PDT Apr 15, 2026-6pm PDT Apr 22, 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