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

Saco US-2 MP 502.5 (MTSCO)

Lat: 48.45138°NLon: 107.30166°WElev: 2180.0ft.

NA

69°F

21°C

Humidity 65%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 17 Aug 04:01 AM MDT
Extended Forecast for

10 Miles SSE Whitewater MT

  • Today

    Today: Mostly sunny, with a high near 86. West wind 3 to 8 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Increasing clouds, with a low around 61. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. South wind 5 to 7 mph becoming light and variable after midnight.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. South wind 6 to 8 mph becoming east northeast in the evening.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. East wind 6 to 10 mph becoming north in the afternoon.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. North wind 6 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81. North northwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 86. West wind 3 to 8 mph.
Tonight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Increasing clouds, with a low around 61. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 62. South wind 5 to 7 mph becoming light and variable after midnight.
Tuesday
Sunny and hot, with a high near 97. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. South wind 6 to 8 mph becoming east northeast in the evening.
Wednesday
Sunny and hot, with a high near 96. East wind 6 to 10 mph becoming north in the afternoon.
Wednesday Night
Partly cloudy, with a low around 61. North wind 6 to 10 mph.
Thursday
Sunny, with a high near 81. North northwest wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 51. North wind 6 to 11 mph.
Friday
Sunny, with a high near 77. North northwest wind 6 to 9 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Whitewater MT
 48.62°N 107.53°W (Elev. 2287 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

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