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

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Fair

68°F

20°C

Humidity	96%
Wind Speed	Calm
Barometer	30.05 in
Dewpoint	67°F (19°C)
Visibility	7.00 mi
Last update	16 Jul 12:15 am EDT

More Information:

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

Extended Forecast for

Ionia NY

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

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 70 °F
Mostly Clear
Wednesday
High: 88 °F
Mostly Sunny
then Heavy
Rain
Wednesday Night
Low: 71 °F
Chance
T-storms
Thursday
High: 86 °F
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 62 °F
Showers
Likely then
Chance
Showers
Friday
High: 73 °F
Partly Sunny
Friday Night
Low: 55 °F
Mostly Clear
Saturday
High: 80 °F
Mostly Sunny
Saturday Night
Low: 64 °F
Chance
Showers

Detailed Forecast

Overnight

Mostly clear, with a low around 70. South wind around 6 mph.

Wednesday

A chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. Increasing clouds, with a high near 88. Southwest wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers likely before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 62. West wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Partly sunny, with a high near 73. North wind around 8 mph.

Friday Night

Mostly clear, with a low around 55. Light and variable wind.

Saturday

Mostly sunny, with a high near 80. South wind 5 to 7 mph.

Saturday Night

A chance of showers after 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

Sunday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.

Sunday Night

A chance of thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.