Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

54°F

12°C

Humidity 33%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 9 Mar 9:55 pm EDT
Extended Forecast for

Olean NY

  • Tonight

    Tonight: Increasing clouds, with a low around 47. Light south wind.

    Low: 47 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers, mainly after 4pm.  Mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the morning.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 2am.  Cloudy, with a low around 55. Light south wind.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 11am, then showers between 11am and 5pm, then showers and possibly a thunderstorm after 5pm.  High near 68. South wind 6 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible.  Low around 27. West wind around 11 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 27 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers before 2pm.  Partly sunny, with a high near 36. West wind around 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 36 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. West wind around 6 mph becoming calm  in the evening.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Snow showers likely before 2pm, then rain and snow showers.  High near 42. South wind 6 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%.

    High: 42 °F

    Snow Showers
    Likely then
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow showers, mainly before 8pm.  Low around 24. Chance of precipitation is 80%.

    Low: 24 °F

    Rain/Snow
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 47. Light south wind.
Tuesday
A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers, mainly after 2am. Cloudy, with a low around 55. Light south wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms before 11am, then showers between 11am and 5pm, then showers and possibly a thunderstorm after 5pm. High near 68. South wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. West wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A chance of snow showers before 2pm. Partly sunny, with a high near 36. West wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 22. West wind around 6 mph becoming calm in the evening.
Friday
Snow showers likely before 2pm, then rain and snow showers. High near 42. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Friday Night
Rain and snow showers, mainly before 8pm. Low around 24. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Sunday
Rain and snow showers likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Sunday Night
Rain and snow showers. Low around 24. Chance of precipitation is 80%.
Monday
A chance of rain and snow showers. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.41°W (Elev. 1470 ft)
7:58 pm EDT Mar 9, 2026
10pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database