Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Mostly Cloudy

79°F

26°C

Humidity 48%
Wind Speed W 15 G 28 mph
Barometer 29.96 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Apr 2:45 pm EDT
Extended Forecast for

Randolph NJ

  • Tonight

    Tonight: A slight chance of showers before 7pm.  Mostly clear, with a low around 58. West wind 5 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 81. Southwest wind 5 to 15 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. West wind 5 to 10 mph.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers.  Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before 7pm. Mostly clear, with a low around 58. West wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 81. Southwest wind 5 to 15 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 63. West wind 5 to 10 mph.
Wednesday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 83.
Thursday Night
Mostly cloudy, with a low around 62.
Friday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Randolph NJ
 40.85°N 74.57°W (Elev. 991 ft)
2:29 pm EDT Apr 13, 2026
3pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database