October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835.0ft.

NA

39°F

4°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 05 Oct 11:56 PM MDT
Extended Forecast for

West Thumb WY

  • Overnight

    Overnight: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. West wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. Light and variable wind.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Light and variable wind.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 37. Calm wind.
Tuesday
Sunny, with a high near 69. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 34. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 68. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 33. Light and variable wind.
Thursday
Sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 33. Light and variable wind.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 36.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 60.
Saturday Night
Rain likely, possibly mixed with snow showers. Some thunder is also possible. Mostly cloudy, with a low around 30.
Sunday
Rain likely, possibly mixed with snow showers. Some thunder is also possible. Mostly cloudy, with a high near 48.
Sunday Night
Rain and snow showers likely. Some thunder is also possible. Snow level 9100 feet lowering to 7800 feet after midnight . Mostly cloudy, with a low around 23.
Columbus Day
A chance of rain and snow showers. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
West Thumb WY
 44.41°N 110.57°W (Elev. 7776 ft)
11:01 pm MDT Oct 5, 2026
12am MDT Oct 6, 2026-6pm MDT Oct 12, 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