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

Hazardous Weather Conditions

Current conditions at

Elmira, Elmira / Corning Regional Airport (KELM)

Lat: 42.16°NLon: 76.9°WElev: 955ft.

Fog/Mist

69°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1016.0 mb)
Dewpoint 69°F (21°C)
Visibility 2.50 mi
Last update 1 Sep 10:48 pm EDT
Extended Forecast for

Mountain Lake PA

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 9am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 82. West wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 64. Light west wind. Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Wednesday
A chance of showers and thunderstorms after 9am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 82. West wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 64. Light west wind. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountain Lake PA
 41.77°N 76.57°W (Elev. 1207 ft)
Last Update:
9:15 pm EDT Sep 1, 2026
Forecast Valid:
11pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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