Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

ROOSEVELT (K74V)

Lat: 40.28°NLon: 110.05°WElev: 5171.0ft.

Overcast

64°F

18°C

Humidity 82%
Wind Speed NW 14 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 29 Aug 01:15 AM MDT
Extended Forecast for

Altonah UT

  • Overnight

    Overnight: A 20 percent chance of showers before 3am.  Mostly cloudy, with a low around 56. North northwest wind around 5 mph.

    Low: 56 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 74. Light and variable wind becoming west southwest 5 to 10 mph in the morning.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms after 3am.  Low around 49. South wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms after 9am.  Mostly cloudy, with a high near 71. Light and variable wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight.  Mostly cloudy, with a low around 48. West southwest wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 30%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 9am.  Partly sunny, with a high near 69. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 47. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 71.

    High: 71 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 56. North northwest wind around 5 mph.
Saturday
Showers and possibly a thunderstorm. High near 74. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms after 3am. Low around 49. South wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 71. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%.
Sunday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 48. West southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 9am. Partly sunny, with a high near 69. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 47. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 71.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 74.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Altonah UT
 40.39°N 110.27°W (Elev. 6457 ft)
12:31 am MDT Aug 29, 2026
1am MDT Aug 29, 2026-6pm MDT Sep 4, 2026
 
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Additional Resources

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