National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

27°F

-3°C

Humidity 75%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 29 Mar 07:15 AM MDT
Extended Forecast for

Old Faithful WY

  • This Afternoon

    This Afternoon: Scattered rain showers after 2pm, mixing with snow after 5pm. Snow level 8200 feet. Partly sunny, with a high near 52. Southwest wind 10 to 13 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 52 °F

    Scattered
    Rain/Snow

  • Tonight

    Tonight: Rain and snow showers likely, becoming all snow after 10pm. Mostly cloudy, with a low around 27. West southwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Tuesday

    Tuesday: Snow showers, possibly mixed with rain. Some thunder is also possible. High near 44. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Snow Showers
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow showers, possibly mixed with rain, becoming all snow after 3am. Some thunder is also possible. Snow level 7900 feet lowering to 7400 feet after midnight . Low around 30. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow showers before 3pm, then rain, possibly mixed with snow showers. Some thunder is also possible. High near 44. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Snow Showers
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow showers, becoming all snow after 9pm. Some thunder is also possible. Low around 28. South southwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 28 °F

    Rain/Snow
    then Snow
    Showers

  • Thursday

    Thursday: Snow showers. Some thunder is also possible. High near 37. Southwest wind 6 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 37 °F

    Snow Showers

  • Thursday Night

    Thursday Night: Snow showers. Low around 18. Chance of precipitation is 90%.

    Low: 18 °F

    Snow Showers

  • Friday

    Friday: Snow showers. High near 37. Chance of precipitation is 80%.

    High: 37 °F

    Snow Showers

Detailed Forecast

This Afternoon
Scattered rain showers after 2pm, mixing with snow after 5pm. Snow level 8200 feet. Partly sunny, with a high near 52. Southwest wind 10 to 13 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tonight
Rain and snow showers likely, becoming all snow after 10pm. Mostly cloudy, with a low around 27. West southwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Snow showers, possibly mixed with rain. Some thunder is also possible. High near 44. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow showers, possibly mixed with rain, becoming all snow after 3am. Some thunder is also possible. Snow level 7900 feet lowering to 7400 feet after midnight . Low around 30. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday
Snow showers before 3pm, then rain, possibly mixed with snow showers. Some thunder is also possible. High near 44. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow showers, becoming all snow after 9pm. Some thunder is also possible. Low around 28. South southwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Thursday
Snow showers. Some thunder is also possible. High near 37. Southwest wind 6 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Thursday Night
Snow showers. Low around 18. Chance of precipitation is 90%.
Friday
Snow showers. High near 37. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 21.
Sunday
Sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Faithful WY
 44.45°N 110.85°W (Elev. 7398 ft)
Last Update:
11:47 am MDT Mar 30, 2026
Forecast Valid:
12pm MDT Mar 30, 2026-6pm MDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation