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

Major Winter Storm Anticipated Sunday into Monday

Potentially significant snowfall is forecast from a winter storm Sunday into Monday. View the latest briefing here. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Partly Cloudy

46°F

8°C

Humidity 57%
Wind Speed NW 5 mph
Barometer 30.00 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 21 Feb 3:45 pm EST
Extended Forecast for

Picatinny Arsenal NJ

Blizzard Warning February 22, 10:00am until February 23, 06:00pm
Click here for hazard details and duration
Blizzard Warning

  • Tonight

    Tonight: A chance of snow, mainly after 5am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow, mainly after 7am. High near 32. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Patchy blowing snow after 10pm. Low around 25. Blustery, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 25 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. The snow could be heavy at times. Areas of blowing snow before 4pm. Cloudy, with a high near 33. Breezy, with a north wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of snow, mainly after 5am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow, mainly after 7am. High near 32. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Patchy blowing snow after 10pm. Low around 25. Blustery, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Monday
Snow likely, mainly before 1pm. The snow could be heavy at times. Areas of blowing snow before 4pm. Cloudy, with a high near 33. Breezy, with a north wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Monday Night
Mostly cloudy, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 43. Chance of precipitation is 50%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Picatinny Arsenal NJ
 40.91°N 74.56°W (Elev. 699 ft)
Last Update:
4:15 am EST Feb 21, 2026
Forecast Valid:
3pm EST Feb 21, 2026-6pm EST Feb 28, 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