Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

67°F

19°C

Humidity 32%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 30 Jun 10:15 PM MDT
Extended Forecast for

17 Miles W Gardiner MT

  • Tonight

    Tonight: Clear, with a low around 49. South southeast wind around 9 mph.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Isolated showers and thunderstorms after 1pm.  Increasing clouds, with a high near 70. South wind 7 to 13 mph becoming west in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 70 °F

    Sunny then
    Isolated
    T-storms

  • Tuesday Night

    Tuesday Night: Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight.  Mostly cloudy, with a low around 50. West northwest wind 8 to 11 mph becoming east southeast in the evening.  Chance of precipitation is 20%.

    Low: 50 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 69. South southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 51. South wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 63. South southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 63 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday 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 46. South southwest wind around 10 mph.  Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Independence Day

    Independence Day: Showers and thunderstorms likely, mainly after noon.  Partly sunny, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Partly cloudy, with a low around 43. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 49. South southeast wind around 9 mph.
Tuesday
Isolated showers and thunderstorms after 1pm. Increasing clouds, with a high near 70. South wind 7 to 13 mph becoming west in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight. Mostly cloudy, with a low around 50. West northwest wind 8 to 11 mph becoming east southeast in the evening. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 69. South southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51. South wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 63. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday 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 46. South southwest wind around 10 mph. Chance of precipitation is 60%.
Independence Day
Showers and thunderstorms likely, mainly after noon. Partly sunny, with a high near 58. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 43. Chance of precipitation is 50%.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 60.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 61.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Gardiner MT
 45.08°N 111.07°W (Elev. 9426 ft)
9:44 pm MDT Jun 30, 2025
11pm MDT Jun 30, 2025-6pm MDT Jul 7, 2025
 
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Additional Resources

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