Current conditions at
Cattaraugus County-Olean Airport (KOLE)
Lat: 42.24°NLon: 78.37°WElev: 2135ft.
Fair
46°F
8°C
| Humidity | 57% |
| Wind Speed | NW 5 mph |
| Barometer | 30.37 in |
| Dewpoint | 32°F (0°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 19 Oct 11:35 pm EDT |
Extended Forecast for
Great Valley NY
Overnight

Low: 36 °F
Mostly Clear
Tuesday

High: 62 °F
Sunny
Tuesday Night

Low: 31 °F
Clear then
FrostWednesday

High: 62 °F
Frost then
SunnyWednesday Night

Low: 33 °F
Mostly Clear
Thursday

High: 61 °F
Sunny
Thursday Night

Low: 33 °F
Mostly Clear
Friday

High: 55 °F
Sunny
Friday Night

Low: 30 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 36. Calm wind.
Tuesday
Sunny, with a high near 62. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 31. Light east wind.
Wednesday
Widespread frost before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 62. Calm wind.
Wednesday Night
Mostly clear, with a low around 33. Calm wind.
Thursday
Sunny, with a high near 61. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 33. Light north wind.
Friday
Sunny, with a high near 55. Light northeast wind.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 63.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Great Valley NY
42.23°N 78.59°W (Elev. 1877 ft)
42.23°N 78.59°W (Elev. 1877 ft)
9:57 pm EDT Oct 19, 2026
1am EDT Oct 20, 2026-6pm EDT Oct 26, 2026


