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

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Snow Fog/Mist and Breezy

23°F

-5°C

Humidity 96%
Wind Speed W 22 G 35 mph
Barometer 29.42 in (997.8 mb)
Dewpoint 22°F (-6°C)
Visibility 2.50 mi
Wind Chill8°F (-13°C)
Last update 16 Mar 11:56 pm EDT
Extended Forecast for

3 Miles ENE Dewittville NY

Winter Weather Advisory until March 17, 08:00pm
Wind Advisory March 17, 12:40am until March 17, 11:00am
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
  •  
    Winter Weather Advisory until March 17, 08:00pm
    Wind Advisory March 17, 12:40am until March 17, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 16 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Snow showers. Patchy blowing snow before 8am, then patchy blowing snow after 10am. High near 22. Breezy, with a west wind 18 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 22 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly before 2am. Mostly cloudy, with a low around 16. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: A chance of snow showers before 8am. Partly sunny, with a high near 33. South wind 6 to 9 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow showers. Mostly cloudy, with a low around 27. South wind around 9 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 42. Southwest wind around 9 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 31. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 47. Southwest wind 6 to 8 mph. Chance of precipitation is 50%.

    High: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of snow showers before 2am, then snow likely after 2am. Patchy blowing snow. Mostly cloudy, with a low around 16. Breezy, with a west wind 21 to 24 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.
Tuesday
Snow showers. Patchy blowing snow before 8am, then patchy blowing snow after 10am. High near 22. Breezy, with a west wind 18 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
Snow showers likely, mainly before 2am. Mostly cloudy, with a low around 16. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday
A chance of snow showers before 8am. Partly sunny, with a high near 33. South wind 6 to 9 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 27. South wind around 9 mph. Chance of precipitation is 30%.
Thursday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 42. Southwest wind around 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 31. Southwest wind around 6 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 47. Southwest wind 6 to 8 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Dewittville NY
 42.25°N 79.36°W (Elev. 1411 ft)
Last Update:
9:58 pm EDT Mar 16, 2026
Forecast Valid:
12am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation