Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

JETTE (JETM8)

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

NA

57°F

14°C

Humidity 95%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 14 Aug 01:43 PM MDT
Extended Forecast for

13 Miles N Big Arm MT

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  High near 60. East northeast wind 3 to 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 69. Calm wind becoming south around 5 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly after midnight.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of rain, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 60. East northeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 48. Light and variable wind.
Saturday
Mostly sunny, with a high near 67. Light and variable wind.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Calm wind.
Sunday
Mostly sunny, with a high near 69. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 69.
Monday Night
A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 55.
Tuesday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 65.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles N Big Arm MT
 47.98°N 114.35°W (Elev. 5000 ft)
2:01 pm MDT Aug 14, 2026
2pm MDT Aug 14, 2026-6pm MDT Aug 20, 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