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Smyrna, DE Marine Weather Forecast

Station SJSN4 - 8537121 - Ship John Shoal, NJ

December 25, 2025 7:18 pm EST
Location: 39.305N 75.377W
Wind Direction: N (10°)
Wind Speed: 12.1 knots
Wind Gust: 14.0 knots
Atmospheric Pressure: 30.07 in (1018.3 mb)
Air Temperature: 44.1°F (6.7°C)


Tonight - 25°F
Dec 25, 2025
5 to 10 mph N
Mostly Clear
Mostly clear, with a low around 25. North wind 5 to 10 mph.
Friday - 35°F
Dec 26, 2025
5 mph NE
Mostly Cloudy then Chance Sleet
A chance of rain between 4pm and 5pm, then a chance of sleet and a chance of rain. Mostly cloudy, with a high near 35. Northeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Friday Night - 32°F
Dec 26, 2025
5 mph E
Sleet then Rain
Sleet likely and rain likely before 7pm, then sleet and freezing rain and rain between 7pm and 10pm, then rain and a slight chance of sleet. Cloudy, with a low around 32. East wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of less than half an inch possible. Little or no ice accumulation expected.
Saturday - 41°F
Dec 27, 2025
5 to 10 mph N
Light Rain Likely
Rain likely before 1pm. Mostly cloudy, with a high near 41. North wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Saturday Night - 28°F
Dec 27, 2025
0 to 5 mph NE
Mostly Cloudy
Mostly cloudy, with a low around 28. Northeast wind 0 to 5 mph.
Sunday - 45°F
Dec 28, 2025
0 to 5 mph SE
Mostly Cloudy then Chance Light Rain
A chance of rain after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
Sunday Night - 37°F
Dec 28, 2025
5 to 15 mph S
Light Rain Likely
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.
Monday - 58°F
Dec 29, 2025
15 mph W
Light Rain
Rain. Cloudy, with a high near 58. Chance of precipitation is 80%.
Monday Night - 27°F
Dec 29, 2025
15 mph W
Light Rain Likely then Mostly Cloudy
Rain likely before 7pm. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Tuesday - 35°F
Dec 30, 2025
15 to 20 mph W
Mostly Sunny
Mostly sunny, with a high near 35.
Tuesday Night - 24°F
Dec 30, 2025
5 to 15 mph W
Mostly Cloudy
Mostly cloudy, with a low around 24.
Wednesday - 40°F
Dec 31, 2025
10 to 15 mph W
Mostly Sunny
Mostly sunny, with a high near 40.
Wednesday Night - 24°F
Dec 31, 2025
10 mph W
Mostly Cloudy
Mostly cloudy, with a low around 24.
New Year's Day - 38°F
Jan 01, 2026
10 to 15 mph W
Cloudy
Cloudy, with a high near 38.

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