Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

77°F

25°C

Humidity	71%
Wind Speed	SW 9 mph
Barometer	30.16 in (1020.6 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	21 Jun 12:56 pm EDT

More Information:

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

Extended Forecast for

Falconer NY

Heat Advisory June 22, 12:00pm until June 24, 06:00pm

Click here for hazard details and duration

Heat Advisory

This Afternoon
High: 85 °F
Slight Chance
T-storms
Tonight
Low: 71 °F
Mostly Clear
Sunday
High: 92 °F
Hot
Sunday Night
Low: 72 °F
Clear
Monday
High: 92 °F
Hot
Monday Night
Low: 71 °F
Mostly Clear
Tuesday
High: 90 °F
Hot
Tuesday Night
Low: 68 °F
Partly Cloudy
Wednesday
High: 86 °F
Chance
T-storms

Detailed Forecast

This Afternoon

A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.

Tonight

Mostly clear, with a low around 71. South wind around 10 mph, with gusts as high as 21 mph.

Sunday

Sunny and hot, with a high near 92. Heat index values as high as 98. West wind 9 to 11 mph.

Sunday Night

Clear, with a low around 72. Southwest wind 3 to 6 mph.

Monday

Sunny and hot, with a high near 92. West wind 5 to 9 mph.

Monday Night

Mostly clear, with a low around 71. Southwest wind 3 to 5 mph.

Tuesday

Sunny and hot, with a high near 90. Light southwest wind becoming west 5 to 9 mph in the morning.

Tuesday Night

Partly cloudy, with a low around 68. West wind around 5 mph becoming calm in the evening.

Wednesday

A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.

Wednesday Night

A chance of showers and thunderstorms after 2am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 68. Chance of precipitation is 30%.

Thursday

A chance of showers and thunderstorms. Patchy fog. Otherwise, partly sunny, with a high near 85. Chance of precipitation is 50%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

Friday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.