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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

EUREKA (EURM8)

Lat: 48.89781°NLon: 115.05836°WElev: 2632.0ft.

NA

49°F

9°C

Humidity 73%
Wind Speed ESE 9 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 13 Apr 12:15 PM MDT
Extended Forecast for

10 Miles ENE Eureka MT

  • This Afternoon

    This Afternoon: Rain and snow likely, mainly after 4pm.  Snow level 6900 feet. Mostly cloudy, with a high near 44. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow likely before 2am, then a slight chance of snow between 2am and 3am.  Mostly cloudy, with a low around 31. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow
    Likely then
    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: A 50 percent chance of snow.  Mostly cloudy, with a high near 36. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 38 mph.  New snow accumulation of around an inch possible.

    High: 36 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow.  Low around 28. Breezy, with a southwest wind 25 to 28 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 28 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow before 3pm, then snow showers after 3pm. The snow could be heavy at times. Some thunder is also possible.  High near 36. Breezy, with a south southwest wind 21 to 25 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    High: 36 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 21. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

    Low: 21 °F

    Heavy Snow

  • Thursday

    Thursday: Snow.  High near 31. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Snow

  • Thursday Night

    Thursday Night: A chance of snow, mainly before midnight.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

  • Friday

    Friday: A chance of snow, mainly after noon.  Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

Detailed Forecast

This Afternoon
Rain and snow likely, mainly after 4pm. Snow level 6900 feet. Mostly cloudy, with a high near 44. West southwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain and snow likely before 2am, then a slight chance of snow between 2am and 3am. Mostly cloudy, with a low around 31. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 36. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 38 mph. New snow accumulation of around an inch possible.
Tuesday Night
Snow. Low around 28. Breezy, with a southwest wind 25 to 28 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow before 3pm, then snow showers after 3pm. The snow could be heavy at times. Some thunder is also possible. High near 36. Breezy, with a south southwest wind 21 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 21. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow. High near 31. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 17.
Friday
A chance of snow, mainly after noon. Partly sunny, with a high near 38.
Friday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Eureka MT
 48.94°N 114.85°W (Elev. 6549 ft)
12:22 pm MDT Apr 13, 2026
1pm MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database