Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

14°F

-10°C

Humidity 76%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 8°F (-13°C)
Visibility NA
Last update 15 Mar 01:15 AM MDT
Extended Forecast for

6 Miles NE South Entrance WY

  • Overnight

    Overnight: Mostly cloudy, with a low around -1. Wind chill values as low as -10. West northwest wind 3 to 5 mph.

    Low: -1 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 20. Wind chill values as low as -10. Light west northwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 20 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Snow showers likely, mainly after 5am.  Patchy fog after 5am.  Otherwise, increasing clouds, with a low around 9. West wind 5 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Partly Cloudy
    then Snow
    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Snow showers.  High near 34. West southwest wind 6 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Showers

  • Monday Night

    Monday Night: Snow showers, mainly before midnight.  Low around 28. West southwest wind 6 to 8 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Showers
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight.  Snow level 8700 feet. Mostly cloudy, with a low around 30. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around -1. Wind chill values as low as -10. West northwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 20. Wind chill values as low as -10. Light west northwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Snow showers likely, mainly after 5am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 9. West wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Snow showers. High near 34. West southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
Snow showers, mainly before midnight. Low around 28. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Tuesday
Partly sunny, with a high near 45. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
A 20 percent chance of showers before midnight. Snow level 8700 feet. Mostly cloudy, with a low around 30. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE South Entrance WY
 44.2°N 110.56°W (Elev. 8179 ft)
1:48 am MDT Mar 15, 2026
2am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database