National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

35°F

2°C

Humidity 85%
Wind Speed S 5 mph
Barometer 29.94 in (1015.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 14 Nov 9:56 pm EST
Extended Forecast for

3 Miles NNE Sinclairville NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. South wind 3 to 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 55. South wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Rain showers before 4am, then a chance of rain and snow showers. Low around 35. Northwest wind 13 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers then
    Rain/Snow

  • Sunday

    Sunday: Snow showers likely, possibly mixed with rain before 10am, then snow showers. High near 38. Breezy, with a west wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Breezy.
    Rain/Snow
    then Snow
    Showers

  • Sunday Night

    Sunday Night: Snow showers likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 28. West wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 28 °F

    Snow Showers
    Likely

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 35. West wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 35 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 28. West wind 6 to 11 mph. Chance of precipitation is 30%.

    Low: 28 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers. Mostly cloudy, with a high near 37. West wind around 7 mph. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. South wind 3 to 5 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 55. South wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain showers before 4am, then a chance of rain and snow showers. Low around 35. Northwest wind 13 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday
Snow showers likely, possibly mixed with rain before 10am, then snow showers. High near 38. Breezy, with a west wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday Night
Snow showers likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 28. West wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 35. West wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Monday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 28. West wind 6 to 11 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 37. West wind around 7 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
A chance of showers. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Thursday Night
Showers likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Sinclairville NY
 42.31°N 79.23°W (Elev. 1591 ft)
Last Update:
9:36 pm EST Nov 14, 2025
Forecast Valid:
10pm EST Nov 14, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation