Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

Lat: 44.456667°NLon: 110.849444°WElev: 7332.0ft.

NA

60°F

16°C

Humidity 22%
Wind Speed SSW 10 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 20 Mar 03:15 PM MDT
Extended Forecast for

Old Faithful WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Southwest wind around 10 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. South wind 7 to 10 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after 5pm.  Increasing clouds, with a high near 59. South southwest wind 5 to 11 mph, with gusts as high as 24 mph.

    High: 59 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight.  Snow level 9800 feet lowering to 7700 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West southwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 26 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 36. South wind 7 to 10 mph.
Saturday
A 20 percent chance of showers after 5pm. Increasing clouds, with a high near 59. South southwest wind 5 to 11 mph, with gusts as high as 24 mph.
Saturday Night
A 30 percent chance of showers before midnight. Snow level 9800 feet lowering to 7700 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 50. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 26. West southwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 51. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Sunny, with a high near 58.
Wednesday Night
A slight chance of rain and snow showers. Snow level 9200 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 27.
Thursday
A slight chance of snow showers. Sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Old Faithful WY
 44.45°N 110.85°W (Elev. 7398 ft)
3:17 pm MDT Mar 20, 2026
4pm MDT Mar 20, 2026-6pm MDT Mar 26, 2026
 
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