Heat Advisory in effect tomorrow, then Heat Watch in effect Monday and Tuesday

Significant heat is expected for the Champlain Valley, the Connecticut River Valley, and the St Lawrence Valley in NY. Hot temperatures and high humidity will allow heat index values to reach into the upper 90s tomorrow afternoon. Please follow proper heat safety protocols. Stay hydrated, take breaks in air-conditioned rooms if possible, seek shade often, and check up on relatives and neighbors. Read More >

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Fair

74°F

23°C

Humidity 52%
Wind Speed SE 10 mph
Barometer 30.09 in (1018.7 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Jun 11:53 am EDT
Extended Forecast for

Keeseville NY

Extreme Heat Watch June 23, 11:00am until June 24, 08:00pm
Heat Advisory June 22, 11:00am until June 22, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  • Today

    Today: Mostly sunny, with a high near 82. Southeast wind around 6 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am.  Mostly cloudy, with a low around 70. South wind 6 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers between 11am and noon.  Partly sunny, with a high near 89. Heat index values as high as 95. Northwest wind 10 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Showers
    Likely then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers between 7pm and 8pm.  Mostly cloudy, with a low around 73. Southwest wind 3 to 6 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 73 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 97. South wind 3 to 8 mph.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southwest wind around 7 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 96. Southwest wind 6 to 10 mph becoming northwest in the afternoon.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66. North wind around 7 mph.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Northeast wind around 8 mph.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 82. Southeast wind around 6 mph.
Tonight
A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 70. South wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers between 11am and noon. Partly sunny, with a high near 89. Heat index values as high as 95. Northwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers between 7pm and 8pm. Mostly cloudy, with a low around 73. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny and hot, with a high near 97. South wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 75. Southwest wind around 7 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 96. Southwest wind 6 to 10 mph becoming northwest in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. North wind around 7 mph.
Wednesday
Mostly sunny, with a high near 79. Northeast wind around 8 mph.
Wednesday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 77. Northeast wind 5 to 8 mph.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 62. North wind around 6 mph becoming south after midnight.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 75. South wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Keeseville NY
 44.5°N 73.47°W (Elev. 568 ft)
6:27 am EDT Jun 21, 2025
11am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database