Hazardous Weather Conditions
Current conditions at
Morristown Airport (KMMU)
Lat: 40.8°NLon: 74.42°WElev: 187ft.
Light Snow Fog/Mist
32°F
0°C
| Humidity | 100% |
| Wind Speed | NW 3 mph |
| Barometer | 29.89 in |
| Dewpoint | 32°F (0°C) |
| Visibility | 1.00 mi |
| Last update | 18 Jan 7:50 pm EST |
Extended Forecast for
Mountainside NJ
Winter Weather Advisory January 18, 07:55pm until January 19, 12:00am
NOW until 12:00am Mon
Winter Weather Advisory
Tonight
Low: 22 °F
Snow Likely
then Mostly
CloudyM.L.King Day

High: 32 °F
Increasing
CloudsMonday Night

Low: 15 °F
Mostly Clear
Tuesday

High: 22 °F
Sunny
Tuesday Night

Low: 9 °F
Clear
Wednesday

High: 31 °F
Mostly Sunny
Wednesday Night

Low: 24 °F
Mostly Cloudy
Thursday

High: 37 °F
Chance
Rain/Snow
Detailed Forecast
Tonight
Snow likely before 10pm. Mostly cloudy, with a low around 22. North wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.
M.L.King Day
Increasing clouds, with a high near 32. Wind chill values between 15 and 25. Southwest wind 6 to 11 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 15. Wind chill values between zero and 10. West wind 10 to 14 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 22. Wind chill values between zero and 10. West wind 11 to 15 mph, with gusts as high as 29 mph.
Tuesday Night
Clear, with a low around 9. West wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
A chance of rain and snow before 1pm. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 17.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 17.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 28.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 21.
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)
6:17 pm EST Jan 18, 2026
7pm EST Jan 18, 2026-6pm EST Jan 25, 2026



