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

Dansville, Dansville Municipal Airport (KDSV)

Lat: 42.57°NLon: 77.71°WElev: 659ft.

Fair

51°F

11°C

Humidity 83%
Wind Speed NW 3 mph
Barometer 30.22 in (1024.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 12:54 am EDT
Extended Forecast for

2 Miles NNW Portageville NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. North wind around 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57. Northeast wind around 9 mph.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 38. Northeast wind 3 to 6 mph.

    Low: 38 °F

    Partly Cloudy
    then Patchy
    Frost

  • Friday

    Friday: Increasing clouds, with a high near 65. East wind 5 to 8 mph.

    High: 65 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Showers, mainly after 2am. Low around 44. Southeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Slight Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 55. Southeast wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 48. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 71. South wind 9 to 11 mph. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. North wind around 10 mph.
Thursday
Mostly sunny, with a high near 57. Northeast wind around 9 mph.
Thursday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 38. Northeast wind 3 to 6 mph.
Friday
Increasing clouds, with a high near 65. East wind 5 to 8 mph.
Friday Night
Showers, mainly after 2am. Low around 44. Southeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 55. Southeast wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 48. South wind 14 to 16 mph, with gusts as high as 29 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 71. South wind 9 to 11 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Portageville NY
 42.58°N 78.12°W (Elev. 1614 ft)
Last Update:
9:57 pm EDT May 20, 2026
Forecast Valid:
1am 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