Significant Heat Tomorrow Through Tuesday

Hot temperatures and high humidity will be present tomorrow through Tuesday, and warm overnight lows will provide little relief. Heat indices will reach 85-100 tomorrow afternoon, 95-110 on Monday and 90-105 on Tuesday. 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

78°F

26°C

Humidity 43%
Wind Speed SE 9 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jun 4:53 pm EDT
Extended Forecast for

4 Miles SW Altona NY

Heat Advisory June 23, 11:00am until June 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Showers and thunderstorms, mainly between 3am and 5am, then showers likely and possibly a thunderstorm after 5am.  Low around 66. Light south wind becoming southwest 12 to 17 mph in the evening.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 10am.  Mostly sunny, with a high near 84. West wind 11 to 13 mph, with gusts as high as 39 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 69. Southwest wind 3 to 5 mph.

    Low: 69 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny and hot, with a high near 93. Heat index values as high as 98. West wind 6 to 9 mph.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm.  Sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 40%.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 63. West wind 5 to 7 mph.

    Low: 63 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. North wind around 6 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms, mainly between 3am and 5am, then showers likely and possibly a thunderstorm after 5am. Low around 66. Light south wind becoming southwest 12 to 17 mph in the evening. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly before 10am. Mostly sunny, with a high near 84. West wind 11 to 13 mph, with gusts as high as 39 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 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Southwest wind 3 to 5 mph.
Monday
Mostly sunny and hot, with a high near 93. Heat index values as high as 98. West wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 74. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm. Sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 63. West wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 78. North wind around 6 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 57. Calm wind.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 75. Northeast wind around 6 mph.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 57. East wind 3 to 5 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 72. East wind 6 to 8 mph.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind around 7 mph.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 73. Southwest wind around 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Altona NY
 44.85°N 73.73°W (Elev. 1007 ft)
2:11 pm EDT Jun 21, 2025
5pm EDT Jun 21, 2025-6pm EDT Jun 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database