Hazardous Weather Conditions
Current conditions at
Morristown Airport (KMMU)
Lat: 40.8°NLon: 74.42°WElev: 187ft.
Overcast
12°F
-11°C
| Humidity | 44% |
| Wind Speed | N 3 mph |
| Barometer | 30.66 in |
| Dewpoint | -6°F (-21°C) |
| Visibility | 10.00 mi |
| Last update | 25 Jan 1:15 am EST |
Extended Forecast for
Summit NJ
Winter Storm Warning January 25, 03:00am until January 26, 01:00pm
Overnight

Low: 11 °F
Snow Likely
Sunday
High: 26 °F
Heavy Snow
then
Snow/SleetSunday Night
Low: 23 °F
Wintry Mix
then Wintry
Mix LikelyMonday

High: 29 °F
Chance Wintry
MixMonday Night

Low: 8 °F
Mostly Clear
Tuesday

High: 18 °F
Cold
Tuesday Night

Low: 3 °F
Mostly Clear
Wednesday

High: 22 °F
Mostly Sunny
Wednesday Night

Low: 8 °F
Mostly Cloudy
Detailed Forecast
Overnight
Snow likely after 4am. Cloudy, with a low around 11. Wind chill values between 5 and 10. Light northeast wind. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow before 4pm, then snow and sleet. The snow could be heavy at times. High near 26. Wind chill values between zero and 10. Northeast wind 6 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 6 to 10 inches possible.
Sunday Night
Sleet, possibly mixed with freezing rain before 4am, then a chance of snow. Steady temperature around 23. Wind chill values between 10 and 15. Northeast wind 7 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 1 to 2 inches possible.
Monday
A chance of snow, mixing with freezing rain after 7am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 29. Wind chill values between 15 and 25. Light north wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 8. West wind 9 to 13 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny and cold, with a high near 18.
Tuesday Night
Mostly clear, with a low around 3.
Wednesday
Mostly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 8.
Thursday
Mostly sunny and cold, with a high near 20.
Thursday Night
Mostly clear, with a low around 4.
Friday
Mostly sunny and cold, with a high near 20.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Mostly sunny, with a high near 25.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Summit NJ
40.71°N 74.37°W (Elev. 400 ft)
40.71°N 74.37°W (Elev. 400 ft)
1:33 am EST Jan 25, 2026
1am EST Jan 25, 2026-6pm EST Jan 31, 2026



