Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

WY28 - South Pass (KSOU)

Lat: 42.47752°NLon: 108.8444°WElev: 8196.0ft.

NA

45°F

7°C

Humidity 96%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility 1.24 mi
Wind Chill40°F (4°C)
Last update 11 Oct 05:26 AM MDT
Extended Forecast for

18 Miles SE Boulder WY

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 44. Southeast wind around 8 mph.  Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm.  High near 55. Breezy, with a south southeast wind 8 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 40. Windy, with a southeast wind 25 to 30 mph becoming southwest 15 to 20 mph. Winds could gust as high as 45 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers and
    Windy

  • Columbus Day

    Columbus Day: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm.  High near 53. Southwest wind 8 to 11 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 3am, then rain, possibly mixed with snow showers. Some thunder is also possible.  Low around 36. East southeast wind 6 to 8 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Showers
    Likely then
    Rain/Snow

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after noon.  High near 50. Southeast wind 6 to 10 mph.  Chance of precipitation is 90%.

    High: 50 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain showers before midnight, then rain, possibly mixed with snow showers. Some thunder is also possible.  Low around 32. East northeast wind 6 to 13 mph.  Chance of precipitation is 90%.

    Low: 32 °F

    Showers then
    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow showers, becoming all rain after noon. Some thunder is also possible.  Mostly cloudy, with a high near 47. Chance of precipitation is 70%.

    High: 47 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 44. Southeast wind around 8 mph. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 55. Breezy, with a south southeast wind 8 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 40. Windy, with a southeast wind 25 to 30 mph becoming southwest 15 to 20 mph. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Columbus Day
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 53. Southwest wind 8 to 11 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Rain showers before 3am, then rain, possibly mixed with snow showers. Some thunder is also possible. Low around 36. East southeast wind 6 to 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Showers likely, then showers and possibly a thunderstorm after noon. High near 50. Southeast wind 6 to 10 mph. Chance of precipitation is 90%.
Tuesday Night
Rain showers before midnight, then rain, possibly mixed with snow showers. Some thunder is also possible. Low around 32. East northeast wind 6 to 13 mph. Chance of precipitation is 90%.
Wednesday
Rain likely, possibly mixed with snow showers, becoming all rain after noon. Some thunder is also possible. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 29.
Thursday
A 20 percent chance of showers before noon. Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SE Boulder WY
 42.55°N 109.36°W (Elev. 7293 ft)
2:48 am MDT Oct 11, 2026
5am MDT Oct 11, 2026-6pm MDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database