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

9°F

-13°C

Humidity 84%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 5°F (-15°C)
Visibility NA
Last update 19 Jan 02:15 AM MST
Extended Forecast for

Canyon WY

  • Overnight

    Overnight: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around -3. Calm wind.

    Low: -3 °F

    Patchy Fog

  • M.L.King Day

    M.L.King Day: Areas of fog before 11am.  Otherwise, sunny, with a high near 25. Wind chill values as low as zero. Calm wind becoming west around 6 mph in the afternoon.

    High: 25 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 4. Wind chill values as low as -5. Light west southwest wind.

    Low: 4 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as -5. West wind around 6 mph becoming calm  in the afternoon.

    High: 24 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 2am and 4am.  Otherwise, partly cloudy, with a low around 0. Calm wind.

    Low: 0 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Calm wind becoming west around 6 mph.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 0. Calm wind.

    Low: 0 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around -3. Calm wind.
M.L.King Day
Areas of fog before 11am. Otherwise, sunny, with a high near 25. Wind chill values as low as zero. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 4. Wind chill values as low as -5. Light west southwest wind.
Tuesday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as -5. West wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Patchy fog between 2am and 4am. Otherwise, partly cloudy, with a low around 0. Calm wind.
Wednesday
Mostly sunny, with a high near 24. Calm wind becoming west around 6 mph.
Wednesday Night
Partly cloudy, with a low around 0. Calm wind.
Thursday
Partly sunny, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 0.
Friday
Mostly sunny, with a high near 23.
Friday Night
Partly cloudy, with a low around 0.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
Canyon WY
 44.74°N 110.5°W (Elev. 7953 ft)
2:33 am MST Jan 19, 2026
2am MST Jan 19, 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