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.

Rain

57°F

14°C

Humidity	100%
Wind Speed	SW 10 mph
Barometer	29.74 in (1007.3 mb)
Dewpoint	57°F (14°C)
Visibility	7.00 mi
Last update	11 Mar 9:56 am EDT

More Information:

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

Extended Forecast for

3 Miles ENE Clymer NY

Today
High: 67 °F
Heavy Rain
and Breezy
Tonight
Low: 25 °F
Showers then
Chance
Snow/Sleet
Thursday
High: 34 °F
Partly Sunny
Thursday Night
Low: 26 °F
Partly Cloudy
Friday
High: 44 °F
Rain/Snow
Likely and
Breezy
Friday Night
Low: 22 °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
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 67. Breezy, with a south wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Rain showers, snow showers, and sleet before 1am, then a chance of snow showers between 1am and 5am. Some thunder is also possible. Low around 25. West wind around 18 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.

Thursday

Partly sunny, with a high near 34. West wind around 17 mph, with gusts as high as 33 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 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 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 18 to 22 mph, with gusts as high as 41 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 34. West wind around 14 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

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

Rain showers likely before 2am, then rain and snow showers. Low around 28. Breezy. Chance of precipitation is 90%.

Monday

Rain and snow showers. High near 38. 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%.