Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Mostly Cloudy

55°F

13°C

Humidity 100%
Wind Speed S 7 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Wind Chill53°F (12°C)
Last update 11 Mar 2:56 am EDT
Extended Forecast for

Jamestown NY

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 55. Southeast wind around 5 mph.

    Low: 55 °F

    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm.  Patchy fog before 7am. High near 67. South wind 13 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain showers before 1am, then a chance of rain and snow showers between 1am and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible.  Low around 26. Breezy, with a west wind 17 to 20 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Showers then
    Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Partly sunny, with a high near 35. West wind around 18 mph, with gusts as high as 30 mph.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind 6 to 8 mph becoming south after midnight.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Rain and snow likely before 2pm, then rain likely between 2pm and 5pm, then rain and snow likely after 5pm.  Mostly cloudy, with a high near 45. Breezy, with a south wind 16 to 25 mph, with gusts as high as 38 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain/Snow
    Likely and
    Breezy

  • Friday Night

    Friday Night: Snow likely before 8pm, then a chance of snow showers between 8pm and 2am.  Mostly cloudy, with a low around 23. West wind around 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely
    then Chance
    Snow Showers

  • Saturday

    Saturday: Partly sunny, with a high near 36. West wind around 14 mph, with gusts as high as 25 mph.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am.  Mostly cloudy, with a low around 24. Chance of precipitation is 50%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 55. Southeast wind around 5 mph.
Wednesday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. Patchy fog before 7am. High near 67. South wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Rain showers before 1am, then a chance of rain and snow showers between 1am and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible. Low around 26. Breezy, with a west wind 17 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 35. West wind around 18 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind 6 to 8 mph becoming south after midnight.
Friday
Rain and snow likely before 2pm, then rain likely between 2pm and 5pm, then rain and snow likely after 5pm. Mostly cloudy, with a high near 45. Breezy, with a south wind 16 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Snow likely before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 23. West wind around 18 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 36. West wind around 14 mph, with gusts as high as 25 mph.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Sunday
A chance of rain and snow showers before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Sunday Night
Showers. Low around 29. Breezy. Chance of precipitation is 90%.
Monday
Rain and snow showers. High near 40. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown NY
 42.09°N 79.24°W (Elev. 1430 ft)
2:22 am EDT Mar 11, 2026
3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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