Current conditions at
Morristown Airport (KMMU)
Lat: 40.8°NLon: 74.42°WElev: 187ft.
Clear
19°F
-7°C
| Humidity | 79% |
| Wind Speed | W 7 mph |
| Barometer | 29.96 in |
| Dewpoint | 14°F (-10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 10°F (-12°C) |
| Last update | 19 Jan 8:45 am EST |
Extended Forecast for
Mountainside NJ
M.L.King Day

High: 32 °F
Increasing
CloudsTonight

Low: 13 °F
Mostly Clear
Tuesday

High: 21 °F
Sunny
Tuesday Night

Low: 8 °F
Mostly Clear
Wednesday

High: 31 °F
Mostly Sunny
Wednesday Night

Low: 30 °F
Mostly Cloudy
Thursday

High: 39 °F
Mostly Sunny
Thursday Night

Low: 19 °F
Partly Cloudy
Friday

High: 28 °F
Partly Sunny
Detailed Forecast
M.L.King Day
Increasing clouds, with a high near 32. Wind chill values between 15 and 25. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 13. Wind chill values between zero and 10. West wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 21. Wind chill values between zero and 10. West wind 9 to 13 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 8. West wind around 6 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 31. Calm wind becoming south 5 to 8 mph in the morning.
Wednesday Night
Mostly cloudy, with a steady temperature around 30.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 10.
Saturday
Mostly sunny and cold, with a high near 18.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
A 30 percent chance of snow. Partly sunny and cold, with a high near 19.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mountainside NJ
40.66°N 74.35°W (Elev. 141 ft)
40.66°N 74.35°W (Elev. 141 ft)
5:33 am EST Jan 19, 2026
9am EST Jan 19, 2026-6pm EST Jan 25, 2026


