Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Fair

75°F

24°C

Humidity	66%
Wind Speed	NW 3 mph
Barometer	29.90 in
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	19 Aug 6:35 pm EDT

More Information:

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

Extended Forecast for

4 Miles NNE Hemlock NY

Tonight
Low: 58 °F
Slight Chance
Showers and
Patchy Fog
Thursday
High: 75 °F
Slight Chance
Showers and
Patchy Fog
then Partly
Sunny
Thursday Night
Low: 54 °F
Mostly Clear
then Patchy
Fog
Friday
High: 79 °F
Patchy Fog
then Sunny
Friday Night
Low: 60 °F
Mostly Clear
Saturday
High: 80 °F
Slight Chance
T-storms then
Showers
Saturday Night
Low: 60 °F
Showers then
Chance
Showers
Sunday
High: 76 °F
Chance
Showers
Sunday Night
Low: 55 °F
Partly Cloudy

Detailed Forecast

Tonight

A slight chance of showers between 10pm and 1am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 58. Northwest wind around 6 mph becoming light and variable. Chance of precipitation is 20%.

Thursday

A slight chance of showers between 10am and 11am. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.

Thursday Night

Patchy fog after 2am. Otherwise, mostly clear, with a low around 54. Light and variable wind.

Friday

Patchy fog before 9am. Otherwise, sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the afternoon.

Friday Night

Mostly clear, with a low around 60. Northeast wind around 5 mph becoming light and variable in the evening.

Saturday

A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 80. South wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 60. South wind around 7 mph. Chance of precipitation is 80%.

Sunday

A chance of showers after 8am. Partly sunny, with a high near 76. West wind 8 to 13 mph. Chance of precipitation is 40%.

Sunday Night

Partly cloudy, with a low around 55.

Monday

Mostly sunny, with a high near 73.

Monday Night

Partly cloudy, with a low around 54.

Tuesday

Mostly sunny, with a high near 76.

Tuesday Night

Partly cloudy, with a low around 58.