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

Significant Heat Today Through Tuesday

Hot temperatures and high humidity will be present today through Tuesday, and warm overnight lows will provide little relief. Heat indices will reach 85-100 this 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 >

Hazardous Weather Conditions

Current conditions at

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Fair

65°F

18°C

Humidity 87%
Wind Speed Calm
Barometer 29.98 in (1014.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 22 Jun 1:53 am EDT
Extended Forecast for

Post Mills VT

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

  • Overnight

    Overnight: A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then showers and thunderstorms likely after 5am. Mostly cloudy, with a low around 64. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    T-storms
    Likely

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 88. Heat index values as high as 92. Southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Northwest wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 94. Heat index values as high as 101. Calm wind becoming west around 5 mph in the afternoon.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Southwest wind 3 to 5 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. West wind 5 to 10 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Northwest wind 5 to 7 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Light north wind.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then showers and thunderstorms likely after 5am. Mostly cloudy, with a low around 64. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 88. Heat index values as high as 92. Southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 65. Northwest wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 94. Heat index values as high as 101. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 70. Southwest wind 3 to 5 mph.
Tuesday
Sunny and hot, with a high near 95. West wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 66. Northwest wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 85. Light north wind.
Wednesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 59. Calm wind.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 73. Light northeast wind.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56. Calm wind.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 74. Light east wind.
Friday Night
Showers likely. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 73. South wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Post Mills VT
 43.89°N 72.24°W (Elev. 883 ft)
Last Update:
2:25 am EDT Jun 22, 2025
Forecast Valid:
2am EDT Jun 22, 2025-6pm EDT Jun 28, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation