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Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Fair

64°F

18°C

Humidity 93%
Wind Speed SW 7 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 21 Aug 5:53 am EDT
Extended Forecast for

Potsdam NY

  • Today

    Today: Sunny, with a high near 86. Southwest wind 6 to 14 mph.

    Sunny

    High: 86 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 69. South wind around 7 mph.

    Partly Cloudy

    Low: 69 °F

  • Tuesday

    Tuesday: Occasional showers and thunderstorms, mainly after 1pm. Some of the storms could produce gusty winds and heavy rain.  High near 85. Heat index values as high as 90. Southwest wind 8 to 14 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 85 °F

  • Tuesday
    Night

    Tuesday Night: Occasional showers and thunderstorms before midnight, then showers likely. Some of the storms could produce gusty winds and heavy rain.  Low around 63. Southwest wind 10 to 16 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Heavy Rain
    then Showers
    Likely

    Low: 63 °F

  • Wednesday

    Wednesday: A 30 percent chance of showers after noon.  Partly sunny, with a high near 76. West wind around 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Partly Sunny
    then Chance
    Showers

    High: 76 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 54. West wind 3 to 6 mph.

    Mostly Cloudy

    Low: 54 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 70. West wind 5 to 7 mph.

    Mostly Sunny

    High: 70 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 52. Light northwest wind.

    Partly Cloudy

    Low: 52 °F

  • Friday

    Friday: Sunny, with a high near 72. Calm wind becoming northwest around 6 mph in the afternoon.

    Sunny

    High: 72 °F

Detailed Forecast

Today
Sunny, with a high near 86. Southwest wind 6 to 14 mph.
Tonight
Partly cloudy, with a low around 69. South wind around 7 mph.
Tuesday
Occasional showers and thunderstorms, mainly after 1pm. Some of the storms could produce gusty winds and heavy rain. High near 85. Heat index values as high as 90. Southwest wind 8 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Occasional showers and thunderstorms before midnight, then showers likely. Some of the storms could produce gusty winds and heavy rain. Low around 63. Southwest wind 10 to 16 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers after noon. Partly sunny, with a high near 76. West wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 54. West wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 70. West wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 52. Light northwest wind.
Friday
Sunny, with a high near 72. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 51. Calm wind.
Saturday
Sunny, with a high near 75. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 52. Light and variable wind.
Sunday
Mostly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon.
Click Map For Forecast
Point Forecast:
Potsdam NY
 44.66°N 74.99°W (Elev. 410 ft)
4:13 am EDT Aug 21, 2017
6am EDT Aug 21, 2017-6pm EDT Aug 27, 2017
 
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