National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Fair

72°F

22°C

Humidity 41%
Wind Speed SW 10 mph
Barometer 29.73 in (1006.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 Jun 6:53 pm EDT
Extended Forecast for

Helena NY

  • Tonight

    Tonight: Mostly clear, with a low around 56. Southwest wind 5 to 10 mph becoming light south after midnight.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after 4am. Increasing clouds, with a low around 58. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers. High near 73. East wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 73 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 2am. Mostly cloudy, with a low around 58. Southwest wind around 16 mph, with gusts as high as 33 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. Southwest wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 71 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 54. West wind around 11 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 69. West wind around 14 mph. Chance of precipitation is 80%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 53. West wind 6 to 8 mph. Chance of precipitation is 80%.

    Low: 53 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Southwest wind 5 to 10 mph becoming light south after midnight.
Wednesday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 4am. Increasing clouds, with a low around 58. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers. High near 73. East wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
A 50 percent chance of showers before 2am. Mostly cloudy, with a low around 58. Southwest wind around 16 mph, with gusts as high as 33 mph. New precipitation amounts of less than a tenth of an inch possible.
Juneteenth
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. Southwest wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 54. West wind around 11 mph. Chance of precipitation is 60%.
Saturday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 69. West wind around 14 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 53. West wind 6 to 8 mph. Chance of precipitation is 80%.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 71. West wind 8 to 10 mph.
Sunday Night
Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 74. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. Calm wind.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena NY
 44.92°N 74.72°W (Elev. 200 ft)
Last Update:
2:20 pm EDT Jun 16, 2026
Forecast Valid:
6pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation