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Tropical Storm Bertha in the Gulf; Severe Weather in the East on Tuesday

Tropical Storm Bertha could bring tropical storm conditions to portions of the Florida Panhandle and Alabama coast through Wednesday, where a Tropical Storm Watch and Storm Surge Watch is in effect. Numerous severe thunderstorms with heavy rainfall are expected from the Ohio Valley into the Mid-Atlantic and Northeast Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

71°F

22°C

Humidity 81%
Wind Speed Vrbl 5 mph
Barometer 29.85 in (1010.0 mb)
Dewpoint 65°F (18°C)
Visibility NA
Last update 21 Jul 7:54 am EDT
Extended Forecast for

Mount Arlington NJ

Flood Watch until July 22, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until July 22, 02:00am

    NOW until 2:00am Wed

    Flood Watch

  • Today

    High: 78 °F

    Showers then
    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before midnight. Some of the storms could be severe and produce heavy rainfall. Low around 66. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. West wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Northwest wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. North wind around 5 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Today
Showers and thunderstorms. Some of the storms could be severe and produce heavy rainfall. High near 78. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Tonight
Showers and thunderstorms, mainly before midnight. Some of the storms could be severe and produce heavy rainfall. Low around 66. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. West wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 76. North wind around 5 mph.
Thursday Night
Clear, with a low around 57.
Friday
Sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Arlington NJ
 40.92°N 74.65°W (Elev. 988 ft)
Last Update:
5:47 am EDT Jul 21, 2026
Forecast Valid:
8am EDT Jul 21, 2026-6pm EDT Jul 27, 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