National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

36°F

2°C

Humidity 87%
Wind Speed E 3 mph
Barometer 29.88 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 21 Mar 6:35 pm EDT
Extended Forecast for

2 Miles SE Portville NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Calm wind becoming southeast around 5 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers after 3pm. High near 65. Southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Rain showers before 11pm, then rain and snow showers likely between 11pm and 2am, then a chance of snow showers after 2am. Low around 28. North wind 3 to 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 8am. Mostly cloudy, with a high near 39. Northwest wind 6 to 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Northwest wind around 5 mph becoming calm in the evening.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Southwest wind around 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. Southwest wind 6 to 9 mph.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Calm wind becoming southeast around 5 mph.
Sunday
A chance of showers and thunderstorms, then showers after 3pm. High near 65. Southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain showers before 11pm, then rain and snow showers likely between 11pm and 2am, then a chance of snow showers after 2am. Low around 28. North wind 3 to 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow showers before 8am. Mostly cloudy, with a high near 39. Northwest wind 6 to 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 22. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 48. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 29. Southwest wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 50. Southwest wind 6 to 9 mph.
Wednesday Night
A chance of rain and snow showers after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Thursday
A chance of rain and snow showers before 8am, then a chance of rain showers after 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Portville NY
 42°N 78.3°W (Elev. 1480 ft)
Last Update:
3:58 pm EDT Mar 21, 2026
Forecast Valid:
6pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation