Valley Stream, NY Weather Forecast

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Valley Stream, NY Weather Forecast

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Valley Stream NY weather  - Mostly Clear - 73°F
Mostly Clear
73°F
Updated 6:32 pm
Feels Like 64°F
Humidity 30%
Wind NW 15 mph
Barometer  29.91 in
Dew Point 40°F
Valley Stream NY weather  - Mostly Clear - 23°C
Mostly Clear
23°C
Updated 6:32 pm
Feels Like 18°C
Humidity 30%
Wind NW 24 km/h
Barometer  101.3 kPa
Dew Point 4°C

Valley Stream Weather Forecast

THIS AFTERNOON TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Valley Stream, NY Weather - This Afternoon Sunny Valley Stream, NY Weather - Tonight Mostly Clear Valley Stream, NY Weather - Friday Sunny Valley Stream, NY Weather - Friday Night Mostly Clear Valley Stream, NY Weather - Saturday Mostly Sunny Valley Stream, NY Weather - Saturday Night Mostly Cloudy Valley Stream, NY Weather - Sunday Chance Of Showers Valley Stream, NY Weather - Sunday Night Showers Valley Stream, NY Weather - Columbus Day Chance Of Showers Valley Stream, NY Weather - Monday Night Partly Cloudy Valley Stream, NY Weather - Tuesday Mostly Sunny Valley Stream, NY Weather - Tuesday Night Partly Cloudy
Sunny Mostly Clear Sunny Mostly Clear Mostly Sunny Mostly Cloudy Chance of Showers Showers Chance of Showers Partly Cloudy Mostly Sunny Partly Cloudy
Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C Hi: 71°FHi: 22°C
Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
Lo: 60°FLo: 16°C Hi: 71°FHi: 22°C
Lo: 61°FLo: 16°C Hi: 71°FHi: 22°C
Lo: 55°FLo: 13°C
POP: 50% POP: 90% POP: 90%
POP = Probability of Precipitation.
Weather Outlook Updated: 225 PM EDT Thu Oct 08 2026 Valley Stream, NY Weather - WeatherWorld.com

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Valley Stream Forecast Discussion

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Issued: 233 PM EDT Thu Oct 8 2026

Key Messages

1) Dry and seasonable through Saturday.

2) An area of low pressure will bring rain to the area Sunday into Monday.


Discussion

... .KEY MESSAGE 1...

Behind a weak frontal passage earlier today, a gusty W/WNW flow is advecting much drier air into the area. Meanwhile, mid-level flow becomes more zonal tonight as the shortwave pulls away to the east. Mid-level ridging begins to develop west of the area tonight and through Friday as surface high pressure strengthens underneath it. THis surfac...