National Weather Service

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

N/A

Humidity	NA
Wind Speed	NA
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	* Not a current observation *

More Information:

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

Extended Forecast for

Potsdam NY

Heat Advisory June 18, 12:00pm until June 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 33 °C
Slight Chance
T-storms then
Mostly Sunny
Tonight
Low: 23 °C
Partly Cloudy
Juneteenth
High: 33 °C
Slight Chance
T-storms
Wednesday Night
Low: 23 °C
Partly Cloudy
Thursday
High: 32 °C
Chance
T-storms
Thursday Night
Low: 19 °C
Chance
T-storms
Friday
High: 27 °C
Chance
Showers
Friday Night
Low: 17 °C
Mostly Cloudy
Saturday
High: 25 °C
Chance
Showers

Detailed Forecast

Today

A 20 percent chance of showers and thunderstorms before 11am. Mostly sunny and hot, with a high near 33. Heat index values as high as 37. Southwest wind around 14 km/h.

Tonight

Partly cloudy, with a low around 23. South wind 8 to 11 km/h.

Juneteenth

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 33. Heat index values as high as 38. Southwest wind 13 to 18 km/h.

Wednesday Night

Partly cloudy, with a low around 23. Southwest wind 11 to 13 km/h.

Thursday

A 50 percent chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 32. Southwest wind 11 to 16 km/h. New rainfall amounts between 2.5 and 5 mm possible.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

Friday

A 30 percent chance of showers before 2pm. Partly sunny, with a high near 27. Northeast wind 10 to 13 km/h.

Friday Night

Mostly cloudy, with a low around 17. Northeast wind 5 to 8 km/h becoming east after midnight.

Saturday

A 40 percent chance of showers after 8am. Mostly cloudy, with a high near 25. Calm wind becoming northeast 5 to 10 km/h in the morning.

Saturday Night

A 50 percent chance of showers. Mostly cloudy, with a low around 18. Northeast wind 8 to 10 km/h.

Sunday

Showers likely. Mostly cloudy, with a high near 27. East wind 8 to 14 km/h becoming southwest in the afternoon. Chance of precipitation is 70%.

Sunday Night

Showers likely. Mostly cloudy, with a low around 18. South wind 14 to 18 km/h. Chance of precipitation is 70%.

Monday

Showers likely. Partly sunny, with a high near 23. Southwest wind 18 to 23 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 45 km/h. Chance of precipitation is 60%.