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

ISLAND PARK (IPFI1)

Lat: 44.42051°NLon: 111.36741°WElev: 6337.0ft.

NA

31°F

-1°C

Humidity 85%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 15 Apr 04:54 AM MDT
Extended Forecast for

15 Miles NNW Warm River ID

Winter Weather Advisory April 15, 06:00pm until April 17, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Rain, possibly mixed with snow showers, becoming all rain after 3pm.  Areas of fog before 9am. Snow level rising to 7500 feet in the afternoon. High near 45. Light south southeast wind becoming south southwest 11 to 16 mph in the morning. Winds could gust as high as 31 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    Likely and
    Areas Fog
    then
    Rain/Snow

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 2am. Some thunder is also possible.  Snow level 7800 feet lowering to 6200 feet after midnight . Low around 24. South southwest wind 10 to 14 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Rain/Snow

  • Thursday

    Thursday: Snow showers.  High near 35. Southwest wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 35 °F

    Snow Showers

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight.  Patchy fog before 11pm, then patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 13. West southwest wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 13 °F

    Snow Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Snow showers likely, mainly after noon.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 37. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    Showers and
    Patchy Fog
    then Snow
    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 13.

    Low: 13 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, possibly mixed with snow showers, becoming all rain after 3pm. Areas of fog before 9am. Snow level rising to 7500 feet in the afternoon. High near 45. Light south southeast wind becoming south southwest 11 to 16 mph in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain and snow showers, becoming all snow after 2am. Some thunder is also possible. Snow level 7800 feet lowering to 6200 feet after midnight . Low around 24. South southwest wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow showers. High near 35. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow showers likely, mainly before midnight. Patchy fog before 11pm, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 13. West southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday
Snow showers likely, mainly after noon. Patchy fog before 7am. Otherwise, partly sunny, with a high near 37. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 13.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 61.
Monday Night
A 20 percent chance of rain. Snow level 8500 feet lowering to 7900 feet after midnight . Partly cloudy, with a low around 30.
Tuesday
A chance of rain and snow. Snow level 7800 feet. Mostly sunny, with a high near 63. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNW Warm River ID
 44.31°N 111.46°W (Elev. 6158 ft)
2:26 am MDT Apr 15, 2026
5am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database