Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fog

63°F

17°C

Humidity	100%
Wind Speed	Calm
Barometer	30.14 in (1020.2 mb)
Dewpoint	63°F (17°C)
Visibility	0.25 mi
Last update	15 Jul 3:56 am EDT

More Information:

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

Extended Forecast for

Jamestown NY

Today
High: 88 °F
Patchy Fog
then Sunny
Tonight
Low: 68 °F
Partly Cloudy
Wednesday
High: 85 °F
Chance
T-storms then
T-storms
Wednesday Night
Low: 69 °F
T-storms then
Chance
Showers
Thursday
High: 84 °F
Chance
Showers then
Showers
Thursday Night
Low: 63 °F
Showers then
Chance
Showers
Friday
High: 77 °F
Partly Sunny
Friday Night
Low: 58 °F
Partly Cloudy
Saturday
High: 81 °F
Mostly Sunny

Detailed Forecast

Today

Patchy fog before 9am. Otherwise, sunny, with a high near 88. Light and variable wind.

Tonight

Partly cloudy, with a low around 68. Calm wind.

Wednesday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 85. Southwest wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 69. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 84. Southwest wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 63. West wind around 7 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Partly sunny, with a high near 77. North wind 5 to 7 mph.

Friday Night

Partly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening.

Saturday

Mostly sunny, with a high near 81.

Saturday Night

A chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.

Sunday

Showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

Sunday Night

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