Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms are possible from the Ohio Valley to the central Plains this evening, and the threat will expand into the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Alaska through this evening and for the Four Corners region through Monday. Read More >

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Thunderstorm in Vicinity Rain Fog/Mist

63°F

17°C

Humidity 87%
Wind Speed S 5 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 59°F (15°C)
Visibility 3.00 mi
Last update 21 Jun 4:53 pm EDT
Extended Forecast for

3 Miles NNW Lewis NY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 69. Northwest wind around 6 mph.

    High: 69 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Increasing clouds, with a low around 55. West wind around 7 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Monday

    Monday: Showers likely, mainly after 4pm.  Mostly cloudy, with a high near 70. Calm wind becoming south 5 to 7 mph in the afternoon.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers likely before 3am, then a chance of showers after 5am.  Cloudy, with a low around 56. Southeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers before 7am.  Mostly sunny, with a high near 72. Northwest wind 5 to 9 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. West wind 8 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. Northwest wind 7 to 10 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. Light southwest wind.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers after 2pm.  Mostly sunny, with a high near 74. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 69. Northwest wind around 6 mph.
Tonight
Increasing clouds, with a low around 55. West wind around 7 mph.
Monday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 70. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Showers likely before 3am, then a chance of showers after 5am. Cloudy, with a low around 56. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of showers before 7am. Mostly sunny, with a high near 72. Northwest wind 5 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 56. West wind 8 to 10 mph.
Wednesday
Sunny, with a high near 73. Northwest wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 57. Light southwest wind.
Thursday
A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 74. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Showers, mainly after 8pm. Low around 61. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 80%.
Friday
Showers and possibly a thunderstorm. High near 73. South wind around 8 mph. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Southwest wind around 6 mph.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 73. West wind 5 to 7 mph.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 58. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 75. Light and variable wind becoming north 5 to 7 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lewis NY
 44.32°N 73.6°W (Elev. 2077 ft)
2:22 pm EDT Jun 21, 2026
5pm EDT Jun 21, 2026-6pm EDT Jun 28, 2026
 
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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