Widespread, Significant Severe Storms; Blistering Heat; Persistent Monsoon and Fire Weather Threats

A swath of severe weather is forecast from the Middle South to the Great Lakes. Very large hail, significant damaging winds, and tornadoes will be possible; especially; from northwestern Tennessee to southwestern Ohio. The south-central U.S. remains excessively hot, with Heat Indices over 110 degrees. Monsoon moisture continues threats of local flash floods, and dry thunderstorms in the west. Read More >

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Fair

31°C

87°F

Humidity 42%
Wind Speed E 13 km/h
Barometer 1016.6 mb (30.02 in)
Dewpoint 16°C (61°F)
Visibility 16 km
Heat Index31°C (87°F)
Last update 20 Jul 5:53 pm EDT
Extended Forecast for

Potsdam NY

  • Tonight

    Tonight: Clear, with a low around 17. Light southeast wind becoming south 6 to 11 km/h in the evening.

    Clear

    Low: 17 °C

  • Saturday

    Saturday: Sunny, with a high near 30. Southeast wind around 11 km/h.

    Sunny

    High: 30 °C

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers, mainly after 5am.  Partly cloudy, with a low around 18. Southeast wind 8 to 11 km/h.  New precipitation amounts of less than 1 mm possible.

    Partly Cloudy
    then Chance
    Showers

    Low: 18 °C

  • Sunday

    Sunday: Showers likely, mainly after 9am.  Cloudy, with a high near 24. East wind 10 to 15 km/h increasing to 16 to 21 km/h in the afternoon.  Chance of precipitation is 60%. New precipitation amounts between 2.5 and 5 mm possible.

    Showers
    Likely

    High: 24 °C

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 19. South wind 13 to 18 km/h becoming light and variable  after midnight.  New precipitation amounts between 1 and 2.5 mm possible.

    Chance
    Showers

    Low: 19 °C

  • Monday

    Monday: Showers, with thunderstorms also possible after 3pm.  High near 28. South wind 10 to 13 km/h.  Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.

    Showers then
    T-storms

    High: 28 °C

  • Monday
    Night

    Monday Night: Showers and thunderstorms before 9pm, then showers likely.  Low around 22. South wind 11 to 13 km/h.  Chance of precipitation is 80%.

    T-storms then
    Showers
    Likely

    Low: 22 °C

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 3pm.  Mostly cloudy, with a high near 26. South wind around 14 km/h.  Chance of precipitation is 70%.

    Showers
    Likely then
    T-storms
    Likely

    High: 26 °C

  • Tuesday
    Night

    Tuesday Night: Showers and thunderstorms likely.  Mostly cloudy, with a low around 21. South wind around 11 km/h.  Chance of precipitation is 70%.

    T-storms
    Likely then
    Showers
    Likely

    Low: 21 °C

Detailed Forecast

Tonight
Clear, with a low around 17. Light southeast wind becoming south 6 to 11 km/h in the evening.
Saturday
Sunny, with a high near 30. Southeast wind around 11 km/h.
Saturday Night
A 30 percent chance of showers, mainly after 5am. Partly cloudy, with a low around 18. Southeast wind 8 to 11 km/h. New precipitation amounts of less than 1 mm possible.
Sunday
Showers likely, mainly after 9am. Cloudy, with a high near 24. East wind 10 to 15 km/h increasing to 16 to 21 km/h in the afternoon. Chance of precipitation is 60%. New precipitation amounts between 2.5 and 5 mm possible.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 19. South wind 13 to 18 km/h becoming light and variable after midnight. New precipitation amounts between 1 and 2.5 mm possible.
Monday
Showers, with thunderstorms also possible after 3pm. High near 28. South wind 10 to 13 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.
Monday Night
Showers and thunderstorms before 9pm, then showers likely. Low around 22. South wind 11 to 13 km/h. Chance of precipitation is 80%.
Tuesday
Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 26. South wind around 14 km/h. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 21. South wind around 11 km/h. Chance of precipitation is 70%.
Wednesday
Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 27. Southwest wind around 13 km/h. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 19. South wind around 10 km/h. Chance of precipitation is 70%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 28. Southwest wind around 11 km/h. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 17. Southwest wind 8 to 10 km/h. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 28. Southwest wind 11 to 14 km/h.
Click Map For Forecast
Point Forecast:
Potsdam NY
 44.66°N 74.99°W (Elev. 125 m)
3:11 pm EDT Jul 20, 2018
6pm EDT Jul 20, 2018-6pm EDT Jul 27, 2018
 
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Additional Resources

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