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.

Fair

82°F

28°C

Humidity	55%
Wind Speed	Vrbl 6 mph
Barometer	30.13 in (1019.2 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	30 Jul 11:56 am EDT

More Information:

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

Extended Forecast for

Sherman NYSimilar City Names

This Afternoon
High: 84 °F
Sunny
Tonight
Low: 61 °F
Increasing
Clouds
Thursday
High: 70 °F
Showers
Likely
Thursday Night
Low: 55 °F
Slight Chance
Showers
Friday
High: 73 °F
Sunny
Friday Night
Low: 52 °F
Clear
Saturday
High: 75 °F
Sunny
Saturday Night
Low: 53 °F
Clear
Sunday
High: 79 °F
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 84. Northwest wind 5 to 7 mph.

Tonight

Increasing clouds, with a low around 61. Northeast wind 5 to 7 mph.

Thursday

Showers and thunderstorms likely before noon, then a chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 70. Northeast wind 9 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

A slight chance of showers before 2am. Mostly cloudy, with a low around 55. Northeast wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Friday

Sunny, with a high near 73. Northeast wind 11 to 14 mph.

Friday Night

Clear, with a low around 52. Northeast wind 5 to 10 mph becoming light after midnight.

Saturday

Sunny, with a high near 75. North wind 3 to 7 mph.

Saturday Night

Clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.

Sunday

Sunny, with a high near 79.

Sunday Night

Mostly clear, with a low around 56.