Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Fair

66°F

19°C

Humidity	96%
Wind Speed	SW 5 mph
Barometer	30.00 in (1015.9 mb)
Dewpoint	65°F (18°C)
Visibility	9.00 mi
Last update	16 Jul 4:54 am EDT

More Information:

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

Extended Forecast for

Brockport NY

Heat Advisory July 16, 11:00am until July 16, 08:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 90 °F
Sunny then
Chance
T-storms
Tonight
Low: 71 °F
Chance
T-storms then
Chance
Showers
Thursday
High: 88 °F
Showers
Likely and
Breezy
Thursday Night
Low: 63 °F
Chance
T-storms then
Mostly Cloudy
Friday
High: 77 °F
Mostly Sunny
Friday Night
Low: 59 °F
Mostly Clear
Saturday
High: 84 °F
Mostly Sunny
Saturday Night
Low: 66 °F
Chance
Showers
Sunday
High: 83 °F
Mostly Sunny

Detailed Forecast

Today

A chance of showers and thunderstorms, mainly after 2pm. Increasing clouds and hot, with a high near 90. Heat index values as high as 97. South wind 5 to 7 mph becoming north in the afternoon. 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 1am. Cloudy, then gradually becoming partly cloudy, with a low around 71. South wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Heat index values as high as 95. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. 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 thunderstorms before 8pm. Mostly cloudy, with a low around 63. West wind 10 to 16 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Mostly sunny, with a high near 77. North wind 6 to 9 mph.

Friday Night

Mostly clear, with a low around 59. Light and variable wind.

Saturday

Mostly sunny, with a high near 84. South wind around 7 mph becoming west in the afternoon.

Saturday Night

A chance of showers after 8pm. Mostly cloudy, with a low around 66. Northeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 40%.

Sunday

Mostly sunny, with a high near 83.

Sunday Night

Partly cloudy, with a low around 65.

Monday

Mostly sunny, with a high near 83.

Monday Night

Partly cloudy, with a low around 65.

Tuesday

A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.