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 >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

54°F

12°C

Humidity	100%
Wind Speed	S 8 mph
Barometer	29.84 in (1010.7 mb)
Dewpoint	54°F (12°C)
Visibility	8.00 mi
Wind Chill	52°F (11°C)
Last update	11 Mar 3:56 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Mayville NY

Overnight
Low: 54 °F
Chance
T-storms
Wednesday
High: 65 °F
Showers and
Breezy
Wednesday Night
Low: 25 °F
Breezy.
Showers then
Chance
Snow/Sleet
Thursday
High: 34 °F
Chance Snow
Showers then
Partly Sunny
Thursday Night
Low: 26 °F
Partly Cloudy
then Slight
Chance Snow
Showers
Friday
High: 44 °F
Rain/Snow
Likely and
Breezy
Friday Night
Low: 23 °F
Breezy.
Chance
Rain/Snow
then Chance
Snow Showers
Saturday
High: 34 °F
Partly Sunny
Saturday Night
Low: 24 °F
Mostly Cloudy
then Chance
Snow Showers

Detailed Forecast

Overnight

A slight chance of showers, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 54. South wind 8 to 11 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 65. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night

Rain showers, snow showers, and sleet before 1am, then a chance of snow showers. Some thunder is also possible. Low around 25. Breezy, with a west wind 18 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.

Thursday

A chance of snow showers, mainly before 7am. Partly sunny, with a high near 34. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Thursday Night

A slight chance of snow showers after 2am. Partly cloudy, with a low around 26. West wind 6 to 9 mph becoming south after midnight. Chance of precipitation is 20%.

Friday

Rain and snow likely before 2pm, then a chance of rain between 2pm and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 44. Breezy, with a south wind 17 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

A chance of rain and snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 23. Breezy, with a west wind around 21 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.

Saturday

Partly sunny, with a high near 34. West wind 11 to 15 mph, with gusts as high as 26 mph.

Saturday Night

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

Sunday

Rain and snow showers likely before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

Sunday Night

Rain and snow showers. Low around 27. Breezy. Chance of precipitation is 90%.

Monday

Rain and snow showers. High near 39. 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%.