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

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

40°F

4°C

Humidity 79%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 15 Apr 08:43 AM MDT
Extended Forecast for

5 Miles S Swan Lake MT

Winter Weather Advisory until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 16, 09:00am

    NOW until 9:00am Thu

    Winter Weather Advisory

  • Today

    High: 49 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 10pm.  Low around 26. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain/Snow
    then Chance
    Snow Showers

  • Thursday

    Thursday: Snow showers. Some thunder is also possible.  High near 43. Calm wind becoming west northwest around 5 mph in the afternoon.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 43 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers, mainly before midnight.  Mostly cloudy, with a low around 27. Light and variable wind.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely before 3pm, then rain and snow showers likely. Some thunder is also possible.  Mostly cloudy, with a high near 48. Light and variable wind.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Today
Rain and snow showers before 1pm, then rain showers between 1pm and 4pm, then rain and snow showers after 4pm. Some thunder is also possible. Snow level 4600 feet lowering to 3800 feet in the afternoon . High near 49. South wind around 6 mph becoming west northwest in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Rain and snow showers, becoming all snow after 10pm. Low around 26. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers. Some thunder is also possible. High near 43. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 27. Light and variable wind. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely before 3pm, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 48. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 69.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 39.
Tuesday
A chance of rain. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Swan Lake MT
 47.84°N 113.82°W (Elev. 3205 ft)
2:01 am MDT Apr 15, 2026
9am MDT Apr 15, 2026-6pm MDT 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