Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

59°F

15°C

Humidity 18%
Wind Speed SSW 9 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 19 Mar 11:15 AM MDT
Extended Forecast for

Gardiner MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 74. South southwest wind around 10 mph, with gusts as high as 21 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. South southwest wind 6 to 9 mph becoming southeast after midnight.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. South southwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. South wind 7 to 10 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 70. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before midnight.  Partly cloudy, with a low around 36. West wind 5 to 10 mph becoming light west southwest  in the evening.

    Low: 36 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 61. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 74. South southwest wind around 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 42. South southwest wind 6 to 9 mph becoming southeast after midnight.
Friday
Mostly sunny, with a high near 74. South southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 45. South wind 7 to 10 mph.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 70. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A 30 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 36. West wind 5 to 10 mph becoming light west southwest in the evening.
Sunday
Sunny, with a high near 61. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 47.
Wednesday
A chance of showers. Mostly sunny, with a high near 67. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Gardiner MT
 45.03°N 110.7°W (Elev. 5400 ft)
11:47 am MDT Mar 19, 2026
12pm MDT Mar 19, 2026-6pm MDT Mar 25, 2026
 
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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