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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

STEVI (STVM8)

Lat: 46.55617°NLon: 114.07435°WElev: 3205.0ft.

NA

61°F

16°C

Humidity 67%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 16 Aug 11:14 PM MDT
Extended Forecast for

4 Miles S Lolo MT

  • Overnight

    Overnight: A 30 percent chance of showers. Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 82. Light and variable wind. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 51. Light and variable wind. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers. Mostly cloudy, with a low around 52. Calm wind.
Sunday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 82. Light and variable wind. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 51. Light and variable wind. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Lolo MT
 46.71°N 114.09°W (Elev. 3313 ft)
Last Update:
6:20 pm MDT Aug 16, 2025
Forecast Valid:
12am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation