Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Critical Fire Weather Over The Southwest U.S., Heavy Rain And Flash Flooding Likely In Hawaii

The combination of strong winds and very dry humidity will lead to critical to extremely critical fire weather conditions over portions of the southern Plains and Desert Southwest through Friday. The potential exists for explosive wildfire growth given ignition. Heavy rain and flash flooding can be expected over the Hawaiian Islands where Flash Flood Watches remain in effect into Friday. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

Lat: 44.97722°NLon: 110.69528°WElev: 6127ft.

NA

55°F

13°C

Humidity 28%
Wind Speed NW 14 G 18 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 20 Apr 6:15 pm MDT
Extended Forecast for

West Yellowstone MT

  • Tonight

    Tonight: Mostly clear, with a low around 24. Light and variable wind.

    Mostly Clear

    Low: 24 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 56. Light south southeast wind becoming southwest 5 to 10 mph in the afternoon.

    Mostly Sunny

    High: 56 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 29. Southwest wind 5 to 9 mph becoming light south southwest  after midnight.

    Partly Cloudy

    Low: 29 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Light south wind becoming southwest 6 to 11 mph in the morning.

    Mostly Sunny

    High: 56 °F

  • Sunday
    Night

    Sunday Night: A 40 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 36. Southwest wind 5 to 8 mph becoming light and variable  in the evening.

    Chance
    Showers

    Low: 36 °F

  • Monday

    Monday: Rain and snow showers likely before 1pm, then a chance of rain showers between 1pm and 5pm, then a chance of snow showers after 5pm. Some thunder is also possible.  Cloudy, with a high near 42. Light and variable wind becoming north 5 to 9 mph in the morning.  Chance of precipitation is 60%.

    Rain/Snow
    Likely

    High: 42 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 21. North wind 6 to 9 mph.

    Mostly Cloudy

    Low: 21 °F

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    Sunny

    High: 50 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 26.

    Mostly Clear

    Low: 26 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Light and variable wind.
Saturday
Mostly sunny, with a high near 56. Light south southeast wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 29. Southwest wind 5 to 9 mph becoming light south southwest after midnight.
Sunday
Mostly sunny, with a high near 56. Light south wind becoming southwest 6 to 11 mph in the morning.
Sunday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 36. Southwest wind 5 to 8 mph becoming light and variable in the evening.
Monday
Rain and snow showers likely before 1pm, then a chance of rain showers between 1pm and 5pm, then a chance of snow showers after 5pm. Some thunder is also possible. Cloudy, with a high near 42. Light and variable wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 21. North wind 6 to 9 mph.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 27.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 56.
Click Map For Forecast
Point Forecast:
West Yellowstone MT
 44.65°N 111.09°W (Elev. 6749 ft)
5:44 pm MDT Apr 20, 2018
6pm MDT Apr 20, 2018-6pm MDT Apr 27, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database