Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

54°F

12°C

Humidity 38%
Wind Speed S 9 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 9 Mar 11:56 pm EDT
Extended Forecast for

2 Miles SSW Conewango Valley NY

  • Overnight

    Overnight: Increasing clouds, with a low around 48. South wind around 7 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers, mainly after 1pm.  Cloudy, with a high near 65. Southwest wind 6 to 9 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after 5am.  Low around 54. Calm wind becoming south around 6 mph after midnight.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 66. South wind 8 to 15 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible.  Low around 25. West wind 10 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 25 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers, mainly before 2pm.  Mostly cloudy, with a high near 33. West wind 13 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 33 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. West wind around 5 mph becoming calm  in the evening.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Snow showers before 2pm, then rain and snow showers.  High near 41. South wind 8 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%.

    High: 41 °F

    Snow Showers
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow showers, mainly before 8pm.  Low around 23. Chance of precipitation is 80%.

    Low: 23 °F

    Rain/Snow
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Increasing clouds, with a low around 48. South wind around 7 mph.
Tuesday
A chance of showers, mainly after 1pm. Cloudy, with a high near 65. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after 5am. Low around 54. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 66. South wind 8 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 25. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A chance of snow showers, mainly before 2pm. Mostly cloudy, with a high near 33. West wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 22. West wind around 5 mph becoming calm in the evening.
Friday
Snow showers before 2pm, then rain and snow showers. High near 41. South wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Friday Night
Rain, possibly mixed with snow showers, mainly before 8pm. Low around 23. Chance of precipitation is 80%.
Saturday
Partly sunny, with a high near 36.
Saturday Night
Rain and snow showers likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Sunday
Rain and snow showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 70%.
Sunday Night
Rain and snow showers. Low around 23. Chance of precipitation is 80%.
Monday
Rain and snow showers likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Conewango Valley NY
 42.25°N 79.03°W (Elev. 1299 ft)
10:04 pm EDT Mar 9, 2026
12am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
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