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

Elmira, Elmira / Corning Regional Airport (KELM)

Lat: 42.16°NLon: 76.9°WElev: 955ft.

Fair

61°F

16°C

Humidity 87%
Wind Speed Calm
Barometer 30.11 in (1019.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 4 Aug 10:53 pm EDT
Extended Forecast for

Big Flats NY

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. Light south wind.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 58. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 66. Light south wind.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Monday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Monday Night
Showers likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Big Flats NY
 42.14°N 76.92°W (Elev. 899 ft)
Last Update:
6:58 pm EDT Aug 4, 2026
Forecast Valid:
11pm EDT Aug 4, 2026-6pm EDT Aug 11, 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