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

Frost Advisory in effect for Tonight for most of the Region

A Frost Advisory has been issued for the northern St. Lawrence Valley, the Champlain Valley, outside of Grand Isle County in Vermont, and portions of central and southern Vermont from 2 AM to 9 AM Thursday. Frost will be less likely in areas near and along Lake Champlain, generally within 5 miles of the lake. Read More >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Fog/Mist

38°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.55 in (1034.8 mb)
Dewpoint 38°F (3°C)
Visibility 2.00 mi
Last update 24 Sep 4:53 am EDT
Extended Forecast for

4 Miles SE Fort Covington NY

Frost Advisory September 24, 05:50am until September 24, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory September 24, 05:50am until September 24, 09:00am

    NOW until 9:00am Thu

    Frost Advisory

  • Today

    High: 67 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70. Calm wind becoming northeast 5 to 9 mph in the afternoon.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Light northeast wind becoming north 8 to 13 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. Northeast wind around 6 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. Northeast wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. Northeast wind 7 to 10 mph.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 67. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 41. Calm wind.
Friday
Sunny, with a high near 70. Calm wind becoming northeast 5 to 9 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 45. Calm wind.
Saturday
Mostly sunny, with a high near 68. Light northeast wind becoming north 8 to 13 mph in the morning.
Saturday Night
Partly cloudy, with a low around 48. Northeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 66. Northeast wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 47. Northeast wind 7 to 10 mph.
Monday
Partly sunny, with a high near 64. Northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 44. Light northeast wind.
Tuesday
Mostly sunny, with a high near 68. Light north wind.
Tuesday Night
Mostly clear, with a low around 48. Calm wind.
Wednesday
Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Fort Covington NY
 44.95°N 74.41°W (Elev. 249 ft)
Last Update:
2:27 am EDT Sep 24, 2026
Forecast Valid:
5am EDT Sep 24, 2026-6pm EDT Sep 30, 2026
 
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