Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

50°F

10°C

Humidity 40%
Wind Speed S 10 G 21 mph
Barometer 29.88 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 15 Mar 4:15 pm EDT
Extended Forecast for

Olean NY

Wind Advisory March 15, 05:00pm until March 16, 08:00pm
Click here for hazard details and duration
  • Tonight

    Tonight: A slight chance of showers between 3am and 5am.  Mostly cloudy, with a low around 45. South wind 15 to 17 mph, with gusts as high as 36 mph.  Chance of precipitation is 20%.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm.  Temperature rising to near 61 by noon, then falling to around 45 during the remainder of the day. South wind around 14 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Snow showers, possibly mixed with rain, becoming all snow after 11pm.  Low around 15. West wind 10 to 13 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 15 °F

    Rain/Snow
    then Snow
    Showers

  • Tuesday

    Tuesday: Snow showers likely, mainly before 8am.  Mostly cloudy, with a high near 24. West wind around 14 mph, with gusts as high as 36 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of snow showers, mainly before 2am.  Mostly cloudy, with a low around 13. West wind 3 to 8 mph. Winds could gust as high as 21 mph.  Chance of precipitation is 40%.

    Low: 13 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. Light south wind.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm.  Mostly cloudy, with a high near 44. South wind 3 to 7 mph.  Chance of precipitation is 30%.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm.  Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 3am and 5am. Mostly cloudy, with a low around 45. South wind 15 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Monday
Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Temperature rising to near 61 by noon, then falling to around 45 during the remainder of the day. South wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Snow showers, possibly mixed with rain, becoming all snow after 11pm. Low around 15. West wind 10 to 13 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow showers likely, mainly before 8am. Mostly cloudy, with a high near 24. West wind around 14 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
A chance of snow showers, mainly before 2am. Mostly cloudy, with a low around 13. West wind 3 to 8 mph. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 36. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 24. Light south wind.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 44. South wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.41°W (Elev. 1470 ft)
4:18 pm EDT Mar 15, 2026
4pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
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Additional Resources

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