Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

18°F

-8°C

Humidity 62%
Wind Speed N 6 mph
Barometer 30.33 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 1 Mar 5:35 pm EST
Extended Forecast for

4 Miles ENE Great Valley NY

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 4. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 4 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 31. Light southeast wind.

    High: 31 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 22. South wind 5 to 7 mph.

    Low: 22 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Snow and freezing rain likely before 10am, then rain or freezing rain likely between 10am and 1pm, then rain after 1pm.  High near 38. South wind around 6 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Wintry Mix

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 1am.  Cloudy, with a low around 34. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of showers.  Mostly cloudy, with a high near 50. Light southeast wind.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 43. South wind around 6 mph.  Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers.  High near 56. Southwest wind around 6 mph.  Chance of precipitation is 80%.

    High: 56 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely.  Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 4. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 31. Light southeast wind.
Monday Night
Increasing clouds, with a low around 22. South wind 5 to 7 mph.
Tuesday
Snow and freezing rain likely before 10am, then rain or freezing rain likely between 10am and 1pm, then rain after 1pm. High near 38. South wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain likely, mainly before 1am. Cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Mostly cloudy, with a high near 50. Light southeast wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 43. South wind around 6 mph. Chance of precipitation is 70%.
Thursday
Showers. High near 56. Southwest wind around 6 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Friday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 50%.
Friday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
Showers. High near 64. Chance of precipitation is 80%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Great Valley NY
 42.24°N 78.53°W (Elev. 2100 ft)
3:58 pm EST Mar 1, 2026
5pm EST Mar 1, 2026-6pm EDT Mar 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database