Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

NA

85°F

29°C

Humidity 30%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Heat Index83°F (28°C)
Last update 13 Aug 04:02 PM MDT
Extended Forecast for

30 Miles ENE Headquarters ID

  • Tonight

    Tonight: Showers likely, mainly after 5am.  Widespread smoke, mainly between 7pm and 8pm. Mostly cloudy, with a low around 51. West northwest wind 7 to 11 mph becoming east after midnight.  Chance of precipitation is 60%.

    Low: 51 °F

    Smoke then
    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 2pm.  Patchy smoke before 11am, then patchy smoke after noon. Partly sunny, with a high near 62. East southeast wind around 6 mph becoming calm  in the morning.  Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Areas of smoke. Partly cloudy, with a low around 50. Light and variable wind becoming east 5 to 7 mph in the evening.

    Low: 50 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Saturday

    Saturday: A slight chance of thunderstorms after 5pm.  Mostly sunny, with a high near 67. East wind around 6 mph becoming calm  in the morning.  Chance of precipitation is 10%.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm.  Partly cloudy, with a low around 53. Light and variable wind becoming east around 6 mph after midnight.  Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely, mainly after 5am. Widespread smoke, mainly between 7pm and 8pm. Mostly cloudy, with a low around 51. West northwest wind 7 to 11 mph becoming east after midnight. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly before 2pm. Patchy smoke before 11am, then patchy smoke after noon. Partly sunny, with a high near 62. East southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 60%.
Friday Night
A 10 percent chance of showers and thunderstorms before 7pm. Areas of smoke. Partly cloudy, with a low around 50. Light and variable wind becoming east 5 to 7 mph in the evening.
Saturday
A slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 67. East wind around 6 mph becoming calm in the morning. Chance of precipitation is 10%.
Saturday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 53. Light and variable wind becoming east around 6 mph after midnight. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 67.
Monday Night
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 54.
Tuesday
A slight chance of rain, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65.
Tuesday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 52.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 64.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 51.
Thursday
A slight chance of rain and thunderstorms. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
30 Miles ENE Headquarters ID
 46.83°N 115.26°W (Elev. 6214 ft)
1:01 pm PDT Aug 13, 2026
4pm PDT Aug 13, 2026-6pm PDT Aug 20, 2026
 
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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