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Severe weather and flash flooding possible Wednesday across portions of the Mississippi and Tennessee Valleys

Strong to severe storms are expected to develop across portions of the Mid-Mississippi Valley on Wednesday. A Slight Risk has been highlighted to indicate the area most likely to see supercell activity. Heavy rainfall from the Mid-Mississippi Valley into the Tennessee Valley could lead to flash flooding. Some areas could see as much as 3 inches of rainfall.
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Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Partly Cloudy

66°F

19°C

Humidity 87%
Wind Speed SW 3 mph
Barometer 29.77 in (1007.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 30 Jun 11:53 pm EDT
Extended Forecast for

Hornell NY

  • Overnight

    Chance Showers Chance for Measurable Precipitation 40%

    Chance
    Showers

    Low: 61 °F

  • Wednesday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 75 °F

  • Wednesday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 56 °F

  • Thursday

    Mostly Sunny

    Mostly
    Sunny

    High: 74 °F

  • Thursday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 54 °F

  • Friday

    Sunny

    Sunny

    High: 77 °F

  • Friday
    Night

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 56 °F

  • Independence
    Day

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    High: 77 °F

  • Saturday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 57 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely, mainly between 11am and 3pm. Mostly cloudy, with a high near 75. Southeast wind 5 to 13 mph becoming west 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.
Wednesday Night
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 56. Northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 74. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. Light and variable wind becoming northeast around 5 mph after midnight.
Friday
Sunny, with a high near 77.
Friday Night
Mostly cloudy, with a low around 56.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 60.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
  Click Map For Forecast
Point Forecast:
Hornell NY
 42.32°N 77.66°W (Elev. 1198 ft)
6:44 pm EDT Jun 30, 2015
2am EDT Jul 1, 2015-6pm EDT Jul 7, 2015
 
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