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

BUFFALO RAPIDS/TERRY (BRTM)

Lat: 46.77806°NLon: 105.29944°WElev: 2270.0ft.

NA

63°F

17°C

Humidity 97%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 62°F (17°C)
Visibility NA
Last update 17 Aug 03:30 AM MDT
Extended Forecast for

15 Miles S Terry MT

  • Today

    Today: Sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between midnight and 1am.  Increasing clouds, with a low around 63. North northeast wind around 6 mph becoming calm  in the evening.

    Low: 63 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Southeast wind around 6 mph becoming calm  after midnight.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Southeast wind around 8 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 104. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 104 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Southwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 88. Light north northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between midnight and 1am. Increasing clouds, with a low around 63. North northeast wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. Southeast wind around 6 mph becoming calm after midnight.
Tuesday
Sunny and hot, with a high near 101. Calm wind becoming southeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 70. Southeast wind around 8 mph.
Wednesday
Sunny and hot, with a high near 104. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 67. Southwest wind 5 to 9 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 88. Light north northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of showers after midnight. Mostly clear, with a low around 58. North wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 18 mph.
Friday
A 20 percent chance of showers. Sunny, with a high near 82. North wind 3 to 8 mph.
Friday Night
A slight chance of showers. Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Terry MT
 46.58°N 105.34°W (Elev. 2356 ft)
2:28 am MDT Aug 17, 2025
4am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database