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

Hazardous Weather Outlook

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Rain

57°F

14°C

Humidity	100%
Wind Speed	S 8 mph
Barometer	29.70 in (1005.9 mb)
Dewpoint	57°F (14°C)
Visibility	9.00 mi
Last update	11 Mar 10:56 am EDT

More Information:

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

Extended Forecast for

3 Miles NNE Sugar Grove PA

Today
High: 69 °F
Heavy Rain
and Breezy
Tonight
Low: 27 °F
Showers then
Chance
Rain/Snow
Thursday
High: 36 °F
Partly Sunny
Thursday Night
Low: 26 °F
Partly Cloudy
Friday
High: 46 °F
Rain/Snow
Likely and
Breezy
Friday Night
Low: 23 °F
Chance
Rain/Snow
then Chance
Snow Showers
Saturday
High: 36 °F
Partly Sunny
Saturday Night
Low: 25 °F
Mostly Cloudy
then Chance
Snow Showers
Sunday
High: 54 °F
Chance
Rain/Snow

Detailed Forecast

Today

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 69. Breezy, with a south wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Rain showers before 1am, then a chance of rain and snow showers between 1am and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible. Low around 27. West wind 15 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday

Partly sunny, with a high near 36. West wind 15 to 17 mph, with gusts as high as 32 mph.

Thursday Night

Partly cloudy, with a low around 26. West wind 6 to 8 mph becoming south after midnight.

Friday

Rain and snow likely before 2pm, then a chance of rain. Mostly cloudy, with a high near 46. Breezy, with a south wind 15 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

A chance of rain before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. West wind 16 to 18 mph, with gusts as high as 37 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 36. West wind 11 to 13 mph, with gusts as high as 26 mph.

Saturday Night

A chance of snow showers after 2am. Mostly cloudy, with a low around 25. Light and variable wind becoming east around 6 mph after midnight. Chance of precipitation is 50%.

Sunday

A chance of rain and snow showers before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.

Sunday Night

Showers. Low around 29. Breezy. Chance of precipitation is 90%.

Monday

Rain and snow showers. High near 41. 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%.

Tuesday

A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.