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

14°F

-10°C

Humidity 62%
Wind Speed Calm
Barometer 30.37 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 1 Mar 7:55 pm EST
Extended Forecast for

2 Miles SE Portville NY

  • Tonight

    Tonight: Partly cloudy, with a low around 6. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 6 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 24. South wind 3 to 6 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Freezing rain likely before 10am, then rain.  High near 42. South wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain/Freezing
    Rain Likely
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 1am.  Low around 36. Light south wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: A chance of showers.  Mostly cloudy, with a high near 55. Light southeast wind.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 44. South wind around 6 mph.  Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely.  Mostly cloudy, with a high near 61. Southwest wind around 7 mph.  Chance of precipitation is 70%.

    High: 61 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 6. Northwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, then gradually becoming sunny, with a high near 36. Light and variable wind.
Monday Night
Increasing clouds, with a low around 24. South wind 3 to 6 mph.
Tuesday
Freezing rain likely before 10am, then rain. High near 42. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain, mainly before 1am. Low around 36. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Mostly cloudy, with a high near 55. 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 44. South wind around 6 mph. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 61. Southwest wind around 7 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Friday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Saturday
Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Portville NY
 42°N 78.3°W (Elev. 1480 ft)
6:57 pm EST Mar 1, 2026
8pm EST Mar 1, 2026-6pm EDT Mar 8, 2026
 
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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