Significant Heat Tomorrow Through Tuesday

Hot temperatures and high humidity will be present tomorrow through Tuesday, and warm overnight lows will provide little relief. Heat indices will reach 85-100 tomorrow afternoon, 95-110 on Monday and 90-105 on Tuesday. Please follow proper heat safety protocols. Stay hydrated, take breaks in air-conditioned rooms if possible, seek shade often, and check up on relatives and neighbors. Read More >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Mostly Cloudy

79°F

26°C

Humidity	54%
Wind Speed	SW 12 mph
Barometer	29.98 in (1015.3 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	21 Jun 5:53 pm EDT

More Information:

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

Extended Forecast for

3 Miles NNW Parishville NY

Heat Advisory June 23, 11:00am until June 24, 08:00pm

Heat Advisory June 22, 11:00am until June 22, 08:00pm

Click here for hazard details and duration

Heat Advisory

Tonight
Low: 70 °F
Chance
Showers then
T-storms and
Breezy
Sunday
High: 85 °F
Showers
Likely then
Slight Chance
T-storms
Sunday Night
Low: 72 °F
Slight Chance
T-storms
Monday
High: 93 °F
Hot
Monday Night
Low: 75 °F
Mostly Clear
Tuesday
High: 91 °F
Sunny then
Chance
T-storms
Tuesday Night
Low: 66 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 80 °F
Mostly Sunny
Wednesday Night
Low: 62 °F
Chance
Showers

Detailed Forecast

Tonight

Showers and thunderstorms, mainly between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Low around 70. Breezy, with a southwest wind 6 to 11 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

Showers and thunderstorms likely before 2pm, then a slight chance of showers between 2pm and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. Heat index values as high as 93. Southwest wind 11 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 20%.

Monday

Sunny and hot, with a high near 93. Heat index values as high as 100. Southwest wind 8 to 14 mph.

Monday Night

Mostly clear, with a low around 75. Southwest wind 10 to 13 mph.

Tuesday

A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. West wind 10 to 13 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. West wind around 6 mph becoming light and variable after midnight.

Wednesday

Mostly sunny, with a high near 80. North wind around 7 mph.

Wednesday Night

A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 62. Northeast wind 3 to 5 mph.

Thursday

A 40 percent chance of showers. Partly sunny, with a high near 77. North wind 6 to 8 mph.

Thursday Night

A 50 percent chance of showers. Mostly cloudy, with a low around 61. East wind around 6 mph.

Friday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. East wind 8 to 10 mph becoming south in the afternoon.

Friday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind around 7 mph.