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

Buffalo, Greater Buffalo International Airport (KBUF)

Lat: 42.94°NLon: 78.74°WElev: 709ft.

Mostly Cloudy

52°F

11°C

Humidity 83%
Wind Speed Calm
Barometer 30.20 in (1022.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 20 May 9:54 pm EDT
Extended Forecast for

Lancaster NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. North wind 5 to 8 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59. Northeast wind around 8 mph.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. East wind around 6 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 67. East wind 6 to 9 mph.

    High: 67 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Showers likely after 2am. Cloudy, with a low around 48. East wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 59. Southeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 59 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 72. South wind around 8 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. North wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 59. Northeast wind around 8 mph.
Thursday Night
Partly cloudy, with a low around 42. East wind around 6 mph.
Friday
Increasing clouds, with a high near 67. East wind 6 to 9 mph.
Friday Night
Showers likely after 2am. Cloudy, with a low around 48. East wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 59. Southeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Sunday
A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 72. South wind around 8 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Memorial Day
Mostly cloudy, with a high near 74.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster NY
 42.91°N 78.69°W (Elev. 689 ft)
Last Update:
9:57 pm EDT May 20, 2026
Forecast Valid:
10pm EDT May 20, 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