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

64°F

18°C

Humidity 64%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 17 Aug 05:50 AM MDT
Extended Forecast for

12 Miles SE Atomic City ID

Red Flag Warning August 17, 12:00pm until August 17, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 86. Northeast wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 7pm.  Partly cloudy, with a low around 53. Southwest wind 6 to 15 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. North northeast wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 22 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. South southwest wind 6 to 14 mph becoming north northeast after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. North northeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 86. Northeast wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers before 7pm. Partly cloudy, with a low around 53. Southwest wind 6 to 15 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 90. North northeast wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 53. South southwest wind 6 to 14 mph becoming north northeast after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 94. North northeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SE Atomic City ID
 43.31°N 112.67°W (Elev. 4705 ft)
5:31 am MDT Aug 17, 2025
6am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
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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