Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Fair

88°F

31°C

Humidity	45%
Wind Speed	SE 3 mph
Barometer	30.10 in
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	15 Jul 1:55 pm EDT

More Information:

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

Extended Forecast for

4 Miles S Thompson NY

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

Click here for hazard details and duration

Heat Advisory

This Afternoon
High: 90 °F
Haze
Tonight
Low: 69 °F
Haze then
Mostly Clear
Wednesday
High: 91 °F
Sunny then
Heavy Rain
Wednesday Night
Low: 71 °F
Chance
T-storms
Thursday
High: 87 °F
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 62 °F
Showers
Likely then
Chance
Showers
Friday
High: 74 °F
Mostly Sunny
Friday Night
Low: 56 °F
Mostly Clear
Saturday
High: 82 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Widespread haze. Sunny and hot, with a high near 90. Calm wind.

Tonight

Widespread haze before midnight. Mostly clear, with a low around 69. Calm wind.

Wednesday

A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. Increasing clouds and hot, with a high near 91. Heat index values as high as 96. South wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind 3 to 5 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 87. West wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 62. Northwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Mostly sunny, with a high near 74. North wind around 7 mph.

Friday Night

Mostly clear, with a low around 56. Calm wind.

Saturday

Mostly sunny, with a high near 82.

Saturday Night

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

Sunday

A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.

Sunday Night

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