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.

Overcast

73°F

23°C

Humidity 74%
Wind Speed N 3 mph
Barometer 30.06 in (1017.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 7 Jul 1:53 pm EDT
Extended Forecast for

Harkness PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 74. East wind around 5 mph.

    High: 74 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Light east wind.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 2am and 3am. Partly cloudy, with a low around 63. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm, mainly after 2pm. High near 80. Chance of precipitation is 90%.

    High: 80 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 74. East wind around 5 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Light east wind.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers between 2am and 3am. Partly cloudy, with a low around 63. South wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.
Friday
Showers and possibly a thunderstorm, mainly after 2pm. High near 80. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm before 8pm. Low around 60. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 59.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Harkness PA
 41.85°N 76.71°W (Elev. 1299 ft)
Last Update:
2:30 pm EDT Jul 7, 2026
Forecast Valid:
2pm EDT Jul 7, 2026-6pm EDT Jul 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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