Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

68°F

20°C

Humidity	45%
Wind Speed	N 9 mph
Barometer	30.19 in (1022.3 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Last update	28 Aug 2:56 pm EDT

More Information:

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

Extended Forecast for

3 Miles ENE Leon NY

Tonight
Low: 49 °F
Clear
Saturday
High: 78 °F
Sunny
Saturday Night
Low: 58 °F
Partly Cloudy
Sunday
High: 80 °F
Partly Sunny
Sunday Night
Low: 64 °F
Chance
Showers
Monday
High: 83 °F
Slight Chance
Showers
Monday Night
Low: 66 °F
Mostly Cloudy
Tuesday
High: 86 °F
Partly Sunny
Tuesday Night
Low: 68 °F
Chance
T-storms then
Showers
Likely

Detailed Forecast

Tonight

Clear, with a low around 49. Northwest wind around 6 mph becoming calm in the evening.

Saturday

Sunny, with a high near 78. Light south wind.

Saturday Night

Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.

Sunday

Partly sunny, with a high near 80. West wind around 6 mph.

Sunday Night

A chance of showers. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Monday

A slight chance of showers before 2pm. Mostly cloudy, with a high near 83. Light and variable wind becoming southwest around 6 mph in the morning. Chance of precipitation is 20%.

Monday Night

Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight.

Tuesday

Partly sunny, with a high near 86. West wind 6 to 8 mph.

Tuesday Night

A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Wednesday

Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.

Wednesday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

Thursday

A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.

Thursday Night

A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

Friday

Partly sunny, with a high near 78.