National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

51°F

11°C

Humidity 74%
Wind Speed ESE 6 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 13 Apr 10:15 AM MDT
Extended Forecast for

2 Miles NNE Fortine MT

  • Today

    Today: Showers likely before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 58. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Showers likely, mainly before 1am. Mostly cloudy, with a low around 38. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Snow level 4200 feet. Mostly cloudy, with a high near 50. South southeast wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 50 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers. Snow level 4500 feet lowering to 3900 feet after midnight . Low around 36. South southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers. Snow level 3800 feet. High near 48. South southwest wind around 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely before 9pm, then snow showers. Low around 27. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Snow Showers

  • Thursday

    Thursday: Snow showers. High near 46. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 46 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A slight chance of snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

Today
Showers likely before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 58. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly before 1am. Mostly cloudy, with a low around 38. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 40 percent chance of showers. Snow level 4200 feet. Mostly cloudy, with a high near 50. South southeast wind 6 to 8 mph, with gusts as high as 18 mph.
Tuesday Night
Showers. Snow level 4500 feet lowering to 3900 feet after midnight . Low around 36. South southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, possibly mixed with snow showers. Snow level 3800 feet. High near 48. South southwest wind around 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow showers likely before 9pm, then snow showers. Low around 27. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow showers. High near 46. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 24.
Friday
A slight chance of snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
A chance of rain. Snow level 4200 feet rising to 5700 feet in the afternoon. Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Fortine MT
 48.79°N 114.88°W (Elev. 3340 ft)
Last Update:
2:01 am MDT Apr 13, 2026
Forecast Valid:
10am MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation