Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

76°F

24°C

Humidity 35%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 23 Aug 04:15 PM MDT
Extended Forecast for

12 Miles SSW Old Faithful WY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 5pm.  Sunny, with a high near 72. West southwest wind around 11 mph.

    High: 72 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 45. West southwest wind 5 to 10 mph becoming light south southwest  after midnight.

    Low: 45 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm.  Increasing clouds, with a low around 46. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 74. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 74 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 5pm. Sunny, with a high near 72. West southwest wind around 11 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 45. West southwest wind 5 to 10 mph becoming light south southwest after midnight.
Monday
Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Increasing clouds, with a low around 46. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 74. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 46. Light and variable wind.
Wednesday
Mostly sunny, with a high near 75. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 44.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Old Faithful WY
 44.3°N 110.88°W (Elev. 7792 ft)
4:17 pm MDT Aug 23, 2026
4pm MDT Aug 23, 2026-6pm MDT Aug 29, 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