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

Heavy Rainfall and Flooding in South Florida and the Southern Rockies

A stationary front will continue to bring heavy to excessive rainfall to South Florida into Saturday with localized and urban flooding possible. Heavy to excessive rainfall is forecast through Saturday over the southern Rockies into the southern Plains. Instances of flash flooding are possible, especially in higher terrain and burn scars. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

55°F

13°C

Humidity 100%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 12 Sep 03:02 AM MDT
Extended Forecast for

De Borgia MT

  • Overnight

    Overnight: A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A chance of rain and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48. Calm wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Areas of fog before 10am. Otherwise, sunny, with a high near 75. Calm wind. Chance of precipitation is 20%.

    High: 75 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers

  • Monday

    Monday: A chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. Calm wind.
Friday
A chance of rain and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48. Calm wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Areas of fog before 10am. Otherwise, sunny, with a high near 75. Calm wind. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 50. Calm wind.
Sunday
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 74. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Monday
A chance of rain. Mostly cloudy, with a high near 62.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Borgia MT
 47.37°N 115.35°W (Elev. 3000 ft)
Last Update:
3:30 am MDT Sep 12, 2025
Forecast Valid:
3am MDT Sep 12, 2025-6pm MDT Sep 18, 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