Showers and Thunderstorms With Heavy Rainfall Expected Across the Eastern United States

Showers and thunderstorms, some with local heavy rainfall, are expected across Pennsylvania and northward to New England. These storms will elevate the potential for flash flooding the rest of this weekend. Hot temperatures are expected across the Desert Southwest and Texas. Monsoonal thunderstorms are expected across New Mexico and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Overcast

69°F

21°C

Humidity 87%
Wind Speed Calm
Barometer 30.02 in (1016.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 31 Jul 5:53 am EDT
Extended Forecast for

Sampson NY

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Cloudy, with a low around 65. Calm wind.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 65 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7am.  Cloudy, with a high near 75. Light northeast wind increasing to 5 to 9 mph in the morning.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely

    High: 75 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming light and variable  in the evening.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 63 °F

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 78. West wind 3 to 8 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Chance
    T-storms

    High: 78 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 63. Northwest wind 3 to 6 mph.

    Mostly Cloudy

    Low: 63 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 63.

    Mostly Clear

    Low: 63 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    Mostly Sunny

    High: 87 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Partly Cloudy

    Low: 67 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7am. Cloudy, with a high near 75. Light northeast wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 78. West wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, with a low around 63. Northwest wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 70.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Sampson NY
 42.73°N 76.9°W (Elev. 525 ft)
3:41 am EDT Jul 31, 2016
5am EDT Jul 31, 2016-6pm EDT Aug 6, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database