



Briefing for Heat, Severe Storm, and Flash Flood Risks through Thursday
Dangerously hot and humid conditions are expected through Wednesday. There is also a threat of isolated severe thunderstorms on Wednesday. Flash flooding from locally heavy rainfall is possible on Thursday. See this briefing for details on these hazards. Read More >
Hazardous Weather Conditions
Current conditions at
Cape May County Airport (KWWD)
Lat: 39.02°NLon: 74.92°WElev: 23ft.
Fair
87°F
31°C
Humidity | 70% |
Wind Speed | W 7 mph |
Barometer | 30.04 in (1017.4 mb) |
Dewpoint | 76°F (24°C) |
Visibility | 10.00 mi |
Heat Index | 98°F (37°C) |
Last update | 29 Jul 10:56 am EDT |
Extended Forecast for
Erma NJ
Today
High: 93 °F
Sunny
Tonight
Low: 75 °F
Mostly Clear
Wednesday
High: 92 °F
Sunny
Wednesday Night
Low: 75 °F
Mostly Clear
Thursday
High: 87 °F
Slight Chance
T-storms then
Chance
ShowersThursday Night
Low: 71 °F
Heavy Rain
Friday
High: 80 °F
Showers
Likely and
BreezyFriday Night
Low: 66 °F
Chance
Showers then
Partly CloudySaturday
High: 81 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 93. Heat index values as high as 100. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Wednesday
Sunny, with a high near 92. Heat index values as high as 101. Southwest wind 5 to 10 mph becoming south in the afternoon.
Wednesday Night
Mostly clear, with a low around 75. South wind around 10 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 87. Southeast 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.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 71. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 80. Breezy. Chance of precipitation is 60%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Erma NJ
39.01°N 74.9°W (Elev. 13 ft)
39.01°N 74.9°W (Elev. 13 ft)
4:11 am EDT Jul 29, 2025
11am EDT Jul 29, 2025-6pm EDT Aug 4, 2025