Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

77°F

25°C

Humidity 41%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index78°F (26°C)
Last update 17 Aug 01:15 PM MDT
Extended Forecast for

Eureka MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 83. Light north northwest wind.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Calm wind.

    Low: 52 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 3pm.  Cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 83. Light north northwest wind.
Tonight
Increasing clouds, with a low around 52. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 3pm. Cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 50. Light and variable wind.
Wednesday
Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 91.
Friday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 57.
Saturday
A slight chance of rain. Partly sunny, with a high near 85.
Saturday Night
A slight chance of rain and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A slight chance of rain. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka MT
 48.88°N 115.06°W (Elev. 2818 ft)
2:01 pm MDT Aug 17, 2026
2pm MDT Aug 17, 2026-6pm MDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database