Severe Thunderstorms in the Southern U.S.; Heavy Snow in the North-Central U.S.

Isolated severe thunderstorms are likely across parts of the Southeast/Deep South Tuesday morning into early evening. A couple tornadoes are possible in parts of eastern Mississippi and Alabama. In the north-central U.S., a storm will bring heavy snow and gusty to high winds over parts of the northern Plains and Upper Midwest Tuesday before impacting the Great Lakes Wednesday into Thanksgiving. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

41°F

5°C

Humidity 57%
Wind Speed S 6 mph
Barometer 30.05 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 25 Nov 4:15 am EST
Extended Forecast for

4 Miles E Great Valley NY

Winter Storm Watch November 26, 07:00pm until November 28, 07:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Today

    Today: Showers, mainly after 11am.  High near 48. South wind 7 to 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Showers
    Likely then
    Showers

  • Tonight

    Tonight: Showers.  Low around 42. South wind 5 to 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers

  • Wednesday

    Wednesday: Rain showers before 4pm, then snow showers likely, possibly mixed with rain.  High near 53. Southwest wind 6 to 11 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 53 °F

    Showers then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 7pm.  Mostly cloudy, with a low around 26. Southwest wind 14 to 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 26 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Thanksgiving Day

    Thanksgiving Day: Snow showers, mainly after 1pm.  Patchy blowing snow after 3pm. High near 32. West wind around 17 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%.

    High: 32 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow before 10pm, then snow showers after 10pm.  Low around 23. West wind 10 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%.

    Low: 23 °F

    Snow

  • Friday

    Friday: Snow showers.  High near 29. West wind 10 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%.

    High: 29 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow showers likely, mainly before 1am.  Mostly cloudy, with a low around 21. West wind 5 to 9 mph.  Chance of precipitation is 60%.

    Low: 21 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: A chance of snow showers.  Mostly cloudy, with a high near 29. Chance of precipitation is 40%.

    High: 29 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Showers, mainly after 11am. High near 48. South wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 42. South wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain showers before 4pm, then snow showers likely, possibly mixed with rain. High near 53. Southwest wind 6 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 26. Southwest wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thanksgiving Day
Snow showers, mainly after 1pm. Patchy blowing snow after 3pm. High near 32. West wind around 17 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.
Thursday Night
Snow before 10pm, then snow showers after 10pm. Low around 23. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.
Friday
Snow showers. High near 29. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Friday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 21. West wind 5 to 9 mph. Chance of precipitation is 60%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.
Sunday Night
A chance of rain and snow showers. Cloudy, with a low around 26. Chance of precipitation is 50%.
Monday
Rain and snow showers likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Great Valley NY
 42.22°N 78.53°W (Elev. 2001 ft)
3:36 am EST Nov 25, 2025
4am EST Nov 25, 2025-6pm EST Dec 1, 2025
 
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Additional Resources

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