Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fog/Mist

68°F

20°C

Humidity	100%
Wind Speed	S 6 mph
Barometer	29.92 in (1012.6 mb)
Dewpoint	68°F (20°C)
Visibility	1.50 mi
Last update	18 Jun 6:56 am EDT

More Information:

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

Extended Forecast for

2 Miles E Mayville NY

Today
High: 79 °F
Chance
Showers then
Chance
T-storms
Tonight
Low: 66 °F
Chance
T-storms
Juneteenth
High: 71 °F
Showers
Likely
Thursday Night
Low: 58 °F
Chance
Showers then
Partly Cloudy
Friday
High: 75 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 63 °F
Partly Cloudy
Saturday
High: 82 °F
Mostly Sunny
Saturday Night
Low: 70 °F
Partly Cloudy
Sunday
High: 85 °F
Sunny

Detailed Forecast

Today

A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. West wind 5 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 66. South wind 5 to 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Juneteenth

Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 71. Southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers before 8pm. Partly cloudy, with a low around 58. West wind 6 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Friday

A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 75. West wind 6 to 10 mph. Chance of precipitation is 20%.

Friday Night

Partly cloudy, with a low around 63. Southwest wind around 6 mph.

Saturday

Mostly sunny, with a high near 82. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

Saturday Night

Partly cloudy, with a low around 70. Southwest wind around 10 mph, with gusts as high as 20 mph.

Sunday

Sunny, with a high near 85.

Sunday Night

Mostly clear, with a low around 72.