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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Cape May County Airport (KWWD)

Lat: 39.02°NLon: 74.92°WElev: 23ft.

Fair

88°F

31°C

Humidity 59%
Wind Speed S 10 mph
Barometer 29.95 in (1014.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 17 Aug 12:56 pm EDT
Extended Forecast for

Erma NJ

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. South wind around 10 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Partly cloudy, with a low around 70. South wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Northeast wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind 10 to 15 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 79. East wind around 15 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 11pm, then a slight chance of showers after 11pm. Mostly cloudy, with a low around 68. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. South wind around 10 mph.
Tonight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Partly cloudy, with a low around 70. South wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 20%.
Monday
A slight chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Northeast wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind 10 to 15 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 79. East wind around 15 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 11pm, then a slight chance of showers after 11pm. Mostly cloudy, with a low around 68. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Erma NJ
 38.99°N 74.91°W (Elev. 10 ft)
Last Update:
4:22 am EDT Aug 17, 2025
Forecast Valid:
1pm EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
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