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.

Fair

39°F

4°C

Humidity 87%
Wind Speed N 3 mph
Barometer 30.21 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 21 May 4:15 am EDT
Extended Forecast for

West Valley NY

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 60. Calm wind becoming east around 6 mph in the morning.

    High: 60 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 40. East wind 3 to 5 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 68. East wind around 6 mph.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely after 2am. Cloudy, with a low around 46. Southeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Cloudy then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 56. Southeast wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. South wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 73. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 55. Light south wind. Chance of precipitation is 50%.

    Low: 55 °F

    Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers before 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 60. Calm wind becoming east around 6 mph in the morning.
Tonight
Mostly clear, with a low around 40. East wind 3 to 5 mph.
Friday
Partly sunny, with a high near 68. East wind around 6 mph.
Friday Night
Showers likely after 2am. Cloudy, with a low around 46. Southeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers. High near 56. Southeast wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. South wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 73. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 55. Light south wind. Chance of precipitation is 50%.
Memorial Day
A chance of showers before 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Valley NY
 42.43°N 78.62°W (Elev. 1401 ft)
Last Update:
3:57 am EDT May 21, 2026
Forecast Valid:
4am EDT May 21, 2026-6pm EDT May 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation