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

ZORTMAN BLM (ALDM8)

Lat: 47.91189°NLon: 108.50389°WElev: 3980.0ft.

NA

61°F

16°C

Humidity 74%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 17 Aug 03:32 AM MDT
Extended Forecast for

2 Miles NW Zortman MT

  • Today

    Today: Mostly sunny, with a high near 75. West wind 6 to 9 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 56. West wind around 7 mph becoming south southwest in the evening.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after noon. Sunny, with a high near 78. West northwest wind around 7 mph becoming south in the afternoon.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Southwest wind around 7 mph becoming east in the evening.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Southeast wind around 7 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. East northeast wind around 8 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. East southeast wind 7 to 10 mph becoming west northwest in the morning.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. North wind 7 to 10 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 69. Northwest wind around 11 mph, with gusts as high as 20 mph.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 75. West wind 6 to 9 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 56. West wind around 7 mph becoming south southwest in the evening.
Monday
A 20 percent chance of showers after noon. Sunny, with a high near 78. West northwest wind around 7 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 61. Southwest wind around 7 mph becoming east in the evening.
Tuesday
Sunny, with a high near 86. Southeast wind around 7 mph.
Tuesday Night
Mostly clear, with a low around 61. East northeast wind around 8 mph.
Wednesday
Sunny, with a high near 84. East southeast wind 7 to 10 mph becoming west northwest in the morning.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. North wind 7 to 10 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 69. Northwest wind around 11 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 50. North wind 7 to 10 mph.
Friday
Sunny, with a high near 67. North wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Zortman MT
 47.93°N 108.56°W (Elev. 5069 ft)
Last Update:
2:28 am MDT Aug 17, 2025
Forecast Valid:
4am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation