Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Drizzle

54°F

12°C

Humidity 72%
Wind Speed NW 9 mph
Barometer 29.92 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 17 Oct 2:55 am EDT
Extended Forecast for

Mountainside NJ

  • Overnight

    Overnight: A 40 percent chance of showers, mainly before 5am.  Cloudy, with a low around 46. Northwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a steady temperature around 49. North wind 11 to 13 mph, with gusts as high as 29 mph.

    High: 49 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. North wind 6 to 8 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56. North wind 3 to 5 mph.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of showers, mainly before 5am. Cloudy, with a low around 46. Northwest wind around 11 mph, with gusts as high as 22 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a steady temperature around 49. North wind 11 to 13 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 34. North wind 6 to 8 mph.
Sunday
Sunny, with a high near 56. North wind 3 to 5 mph.
Sunday Night
Clear, with a low around 39. Light and variable wind.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
2:21 am EDT Oct 17, 2026
3am EDT Oct 17, 2026-6pm EDT Oct 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database