7-Day Forecast 40.66°N 73.73°W (Text-Only)
NWS Forecast for: South Valley Stream NY
Issued by: National Weather Service New York, NY
Last Update: 6:14 pm EDT Jul 12, 2025




Tonight: Mostly cloudy, with a low around 71. Southeast wind 3 to 5 mph.

Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Southeast wind 6 to 10 mph.

Sunday Night: Mostly cloudy, with a low around 72. South wind 5 to 7 mph.

Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 50%.

Monday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. South wind 3 to 6 mph. Chance of precipitation is 30%.

Tuesday: Mostly sunny, with a high near 89.

Tuesday Night: Mostly clear, with a low around 75.

Wednesday: Mostly sunny, with a high near 90.

Wednesday Night: Partly cloudy, with a low around 76.

Thursday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 91.

Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 76.

Friday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.

Saturday: A 30 percent chance of showers. Partly sunny, with a high near 88.



South Valley Stream NY
 40.66°N 73.73°W (Elev. 7 ft)

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