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Heavy Rains and Potential for Flash Floods

Severe thunderstorms with damaging winds and heavy rains will be possible from the Ohio Valley to the Northeast Tuesday. In addition, heavy rains possible in the central Plains and southern Rockies. Heavy rain threat moves into the southern Mid-Atlantic Wednesday. Dry conditions remain out west where isolated dry thunderstorms could exacerbate ongoing fires and start new fires. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Partly Cloudy

70°F

21°C

Humidity 94%
Wind Speed S 8 mph
Barometer 30.05 in (1030.0 mb)
Dewpoint 68°F (20°C)
Visibility 6.00 mi
Last update 22 Aug 2:55 am EDT
Extended Forecast for

Jamestown NY

  • Overnight

    Overnight: Isolated showers.  Mostly cloudy, with a low around 69. South wind around 7 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 69 °F

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly after 1pm. Some storms could be severe, with damaging winds and heavy rain.  High near 83. South wind 10 to 15 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Severe
    Thunderstorms

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 5am. Some of the storms could be severe.  Low around 56. Northwest wind 7 to 15 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Severe
    Thunderstorms
    then Chance
    Showers

    Low: 56 °F

  • Wednesday

    Wednesday: A chance of showers, mainly between noon and 3pm.  Partly sunny, with a high near 74. West wind 5 to 14 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    High: 74 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers, mainly before 9pm.  Mostly cloudy, with a low around 52. Northwest wind 3 to 6 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    Low: 52 °F

  • Thursday

    Thursday: A slight chance of showers before 10am.  Mostly sunny, with a high near 68. Chance of precipitation is 20%.

    Slight Chance
    Showers then
    Mostly Sunny

    High: 68 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 49.

    Partly Cloudy

    Low: 49 °F

  • Friday

    Friday: Sunny, with a high near 69.

    Sunny

    High: 69 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 47.

    Clear

    Low: 47 °F

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 69. South wind around 7 mph. Chance of precipitation is 20%.
Tuesday
Showers and thunderstorms, mainly after 1pm. Some storms could be severe, with damaging winds and heavy rain. High near 83. South wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 5am. Some of the storms could be severe. Low around 56. Northwest wind 7 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, mainly between noon and 3pm. Partly sunny, with a high near 74. West wind 5 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 52. Northwest wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers before 10am. Mostly sunny, with a high near 68. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Sunny, with a high near 69.
Friday Night
Clear, with a low around 47.
Saturday
Sunny, with a high near 72.
Saturday Night
Clear, with a low around 47.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Sunny, with a high near 75.
Click Map For Forecast
Point Forecast:
Jamestown NY
 42.09°N 79.24°W (Elev. 1430 ft)
2:10 am EDT Aug 22, 2017
3am EDT Aug 22, 2017-6pm EDT Aug 28, 2017
 
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