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

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

Blackfoot (MVMS) (BLK)

Lat: 43.1898667°NLon: 112.3332°WElev: 4520.0ft.

NA

76°F

24°C

Humidity 34%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 17 Aug 08:50 PM MDT
Extended Forecast for

5 Miles NNW Blackfoot ID

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 52. South wind around 6 mph becoming northeast after midnight.

    Low: 52 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. Northeast wind 5 to 11 mph becoming southwest in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. South southwest wind 6 to 11 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. East northeast wind 5 to 9 mph becoming south southwest in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. South southwest wind 6 to 11 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 52. South wind around 6 mph becoming northeast after midnight.
Monday
Sunny, with a high near 90. Northeast wind 5 to 11 mph becoming southwest in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 51. South southwest wind 6 to 11 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 93. East northeast wind 5 to 9 mph becoming south southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. South southwest wind 6 to 11 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Blackfoot ID
 43.25°N 112.39°W (Elev. 4531 ft)
Last Update:
5:31 pm MDT Aug 17, 2025
Forecast Valid:
9pm MDT Aug 17, 2025-6pm MDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation