Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

TOWER FALLS RANGER STATION AT YELLOWSTONE NP (TFAW4)

Lat: 44.916944°NLon: 110.420556°WElev: 6279.0ft.

NA

19°F

-7°C

Humidity 79%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Last update 18 Jan 07:15 PM MST
Extended Forecast for

Canyon WY

  • Tonight

    Tonight: Patchy fog before 1am, then patchy fog after 2am.  Otherwise, partly cloudy, with a low around -3. North northwest wind 3 to 7 mph.

    Low: -3 °F

    Patchy Fog

  • M.L.King Day

    M.L.King Day: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 25. Wind chill values as low as -5. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 25 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 9pm.  Otherwise, partly cloudy, with a low around 4. Light southwest wind.

    Low: 4 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of snow showers after 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as zero. Southwest wind 3 to 7 mph.

    High: 24 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 2. Light southwest wind.

    Low: 2 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 23. Calm wind becoming west around 6 mph in the afternoon.

    High: 23 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 1. Light south wind.

    Low: 1 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 7.

    Low: 7 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
Patchy fog before 1am, then patchy fog after 2am. Otherwise, partly cloudy, with a low around -3. North northwest wind 3 to 7 mph.
M.L.King Day
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 25. Wind chill values as low as -5. Calm wind becoming west 5 to 9 mph in the afternoon.
Monday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 4. Light southwest wind.
Tuesday
A 20 percent chance of snow showers after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as zero. Southwest wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 2. Light southwest wind.
Wednesday
Mostly sunny, with a high near 23. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 1. Light south wind.
Thursday
Partly sunny, with a high near 27.
Thursday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 7.
Friday
A 30 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 24.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 6.
Saturday
A chance of snow showers. Partly sunny, with a high near 22.
Saturday Night
A slight chance of snow showers. Mostly cloudy, with a low around 5.
Sunday
A chance of snow showers. Partly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
Canyon WY
 44.74°N 110.5°W (Elev. 7953 ft)
7:47 pm MST Jan 18, 2026
8pm MST Jan 18, 2026-6pm MST Jan 25, 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