Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Rain

57°F

14°C

Humidity	100%
Wind Speed	S 9 mph
Barometer	29.65 in (1004.4 mb)
Dewpoint	57°F (14°C)
Visibility	7.00 mi
Last update	11 Mar 11:56 am EDT

More Information:

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

Extended Forecast for

4 Miles NNE Sherman NY

This Afternoon
High: 66 °F
Heavy Rain
and Breezy
Tonight
Low: 24 °F
Breezy.
Showers then
Chance Snow
Showers
Thursday
High: 33 °F
Partly Sunny
Thursday Night
Low: 26 °F
Partly Cloudy
then Slight
Chance Snow
Showers
Friday
High: 43 °F
Rain/Snow
Likely and
Breezy
Friday Night
Low: 22 °F
Breezy.
Chance
Rain/Snow
then Chance
Snow Showers
Saturday
High: 32 °F
Partly Sunny
Saturday Night
Low: 24 °F
Mostly Cloudy
then Chance
Snow Showers
Sunday
High: 52 °F
Rain/Snow
Likely

Detailed Forecast

This Afternoon

Rain and possibly a thunderstorm before 4pm, then showers likely between 4pm and 5pm, then rain and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 66. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Rain showers before midnight, then a chance of snow showers. Some thunder is also possible. Low around 24. Breezy, with a west wind 20 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Thursday

Partly sunny, with a high near 33. West wind 16 to 18 mph, with gusts as high as 33 mph.

Thursday Night

A slight chance of snow showers after 2am. Partly cloudy, with a low around 26. West wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 20 mph. 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 43. Breezy, with a south wind 17 to 24 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. 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 22. Breezy, with a west wind 20 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Partly sunny, with a high near 32. West wind 11 to 15 mph, with gusts as high as 28 mph.

Saturday Night

A chance of snow showers after 2am. Mostly cloudy, with a low around 24. Light and variable wind becoming east 5 to 7 mph in the evening. 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 52. Chance of precipitation is 60%.

Sunday Night

Rain showers likely before 2am, then rain and snow showers. Low around 26. Breezy. Chance of precipitation is 90%.

Monday

Rain and snow showers. High near 37. Breezy. Chance of precipitation is 80%.

Monday Night

A chance of snow showers. Mostly cloudy, with a low around 14. Chance of precipitation is 40%.

Tuesday

A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 30%.