Extreme Heat Watch in Effect from Wednesday through Friday for the Champlain valley and eastern Windsor county in Vermont

Significant heat is expected to build from Wednesday through Friday. Hot temperatures and high humidity will allow heat index values to reach into at least the mid 90s each afternoon from Wednesday through Friday in the Champlain Valley and eastern Windsor county in Vermont. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from July 1, 12:00 PM EDT until July 3, 07:00 PM EDT

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

A Few Clouds

73°F

23°C

Humidity	90%
Wind Speed	S 5 mph
Barometer	29.95 in (1014.3 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	30 Jun 2:53 pm EDT

More Information:

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

Extended Forecast for

4 Miles NNW Constable NY

Heat Advisory July 1, 12:00pm until July 3, 07:00pm

Click here for hazard details and duration

Heat Advisory

This Afternoon
High: 88 °F
Chance
Showers
Tonight
Low: 73 °F
Chance
T-storms
Wednesday
High: 92 °F
Chance
T-storms
Wednesday Night
Low: 75 °F
Chance
T-storms then
Partly Cloudy
Thursday
High: 92 °F
Chance
T-storms
Thursday Night
Low: 74 °F
Chance
T-storms
Friday
High: 89 °F
Mostly Sunny
Friday Night
Low: 70 °F
Partly Cloudy
Independence Day
High: 83 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 88. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A 40 percent chance of showers and thunderstorms, mainly between 10pm and midnight. Mostly cloudy, with a low around 73. Southwest wind 5 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 99. West wind 8 to 11 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Partly cloudy, with a low around 75. Southwest wind 8 to 11 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A 50 percent chance of showers and thunderstorms after 11am. Increasing clouds and hot, with a high near 92. West wind 9 to 13 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Southwest wind 9 to 11 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Mostly sunny, with a high near 89. West wind 9 to 13 mph.

Friday Night

Partly cloudy, with a low around 70. Southwest wind 5 to 8 mph.

Independence Day

A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. West wind 6 to 8 mph. Chance of precipitation is 40%.

Saturday Night

A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Light west wind. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.

Sunday Night

Partly cloudy, with a low around 66. Calm wind.

Monday

A 30 percent chance of showers. Mostly sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.

Monday Night

A 30 percent chance of showers. Partly cloudy, with a low around 66. Calm wind.

Tuesday

Mostly sunny, with a high near 84. Calm wind becoming northwest around 6 mph in the afternoon.