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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Cow Creek MT-13 MP 19.9 (MTCOW)

Lat: 47.68837°NLon: 105.49186°WElev: 2348.0ft.

NA

81°F

27°C

Humidity 56%
Wind Speed WNW 12 MPH
Barometer NA
Dewpoint 64°F (18°C)
Visibility NA
Heat Index83°F (28°C)
Last update 17 Aug 12:15 PM MDT
Extended Forecast for

Richey MT

  • This Afternoon

    This Afternoon: A slight chance of showers before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Sunny, with a high near 86. West wind around 6 mph becoming north. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 9pm. Increasing clouds, with a low around 61. North northeast wind around 6 mph becoming light and variable after midnight.

    Low: 61 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 89. Light and variable wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. East southeast wind around 7 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Southeast wind 5 to 8 mph.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. Southeast wind 8 to 10 mph.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. South southeast wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. South southwest wind 7 to 10 mph becoming northwest after midnight.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. North northwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Sunny, with a high near 86. West wind around 6 mph becoming north. Chance of precipitation is 20%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 9pm. Increasing clouds, with a low around 61. North northeast wind around 6 mph becoming light and variable after midnight.
Monday
A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 89. Light and variable wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 63. East southeast wind around 7 mph.
Tuesday
Sunny and hot, with a high near 96. Southeast wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 67. Southeast wind 8 to 10 mph.
Wednesday
Sunny and hot, with a high near 101. South southeast wind 9 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 63. South southwest wind 7 to 10 mph becoming northwest after midnight.
Thursday
Sunny, with a high near 83. North northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 53. North wind 6 to 11 mph.
Friday
Sunny, with a high near 77. Northwest wind 6 to 9 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Richey MT
 47.65°N 105.05°W (Elev. 2497 ft)
Last Update:
2:28 am MDT Aug 17, 2025
Forecast Valid:
12pm 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