Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

A Few Clouds

83°F

28°C

Humidity	55%
Wind Speed	N 6 mph
Barometer	30.11 in (1018.8 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	30 Jul 1:56 pm EDT

More Information:

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

Extended Forecast for

4 Miles WSW Clymer NY

This Afternoon
High: 87 °F
Sunny
Tonight
Low: 62 °F
Increasing
Clouds
Thursday
High: 72 °F
Showers
Likely
Thursday Night
Low: 55 °F
Chance
Showers
Friday
High: 74 °F
Sunny
Friday Night
Low: 51 °F
Clear
Saturday
High: 76 °F
Sunny
Saturday Night
Low: 54 °F
Clear
Sunday
High: 80 °F
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 87. North wind around 6 mph.

Tonight

Increasing clouds, with a low around 62. Northeast wind 3 to 6 mph.

Thursday

Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Cloudy, with a high near 72. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Northeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Sunny, with a high near 74. Northeast wind 9 to 13 mph, with gusts as high as 23 mph.

Friday Night

Clear, with a low around 51. Northeast wind 5 to 9 mph becoming calm after midnight.

Saturday

Sunny, with a high near 76. Calm wind becoming north 5 to 7 mph in the morning.

Saturday Night

Clear, with a low around 54. Light and variable wind.

Sunday

Sunny, with a high near 80.

Sunday Night

Mostly clear, with a low around 57.