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

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 32°F (0°C)
Visibility 1.75 mi
Last update 20 Apr 1:55 am EDT
Extended Forecast for

Lake Telemark NJ

Freeze Watch April 21, 12:00am until April 21, 09:00am
Frost Advisory until April 20, 08:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory
  •  
    Frost Advisory until April 20, 08:00am

    NOW until 8:00am Mon

    Frost Advisory

  • Overnight

    Low: 34 °F

    Patchy Frost

  • Monday

    Monday: A chance of rain and snow showers, mainly before 9am. Patchy frost before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Northwest wind around 5 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51. Calm wind becoming west around 5 mph.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 8am. Partly sunny, with a high near 60. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy frost. Otherwise, mostly clear early, then becoming mostly cloudy, with a low around 34. Calm wind.
Monday
A chance of rain and snow showers, mainly before 9am. Patchy frost before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Mostly clear, with a low around 27. Northwest wind around 5 mph.
Tuesday
Sunny, with a high near 51. Calm wind becoming west around 5 mph.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly before 8am. Partly sunny, with a high near 60. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 68.
Friday Night
A chance of showers. Partly cloudy, with a low around 44. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Telemark NJ
 40.97°N 74.49°W (Elev. 810 ft)
Last Update:
4:11 pm EDT Apr 19, 2026
Forecast Valid:
2am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
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