7-Day Zone Forecast for Southwest Suffolk (Text-Only)
NWS Forecast for: Southwest Suffolk
Issued by: National Weather Service New York, NY
Last Update: 828 PM EST Sun Jan 18 2026




Tonight: Snow early this evening, then a chance of snow after midnight. Snow accumulation of 1 to 3 inches. Lows in the mid 20s. Northwest winds 10 to 15 mph. Chance of snow near 100 percent.

Martin Luther King Jr Day: Mostly sunny. Highs in the mid 30s. West winds 15 to 20 mph with gusts up to 30 mph.

Monday Night: Partly cloudy in the evening, then clearing. Brisk with lows around 18. West winds 15 to 25 mph with gusts up to 35 mph.

Tuesday: Sunny, brisk, cold with highs in the mid 20s. West winds 15 to 25 mph.

Tuesday Night: Clear. Lows around 14. West winds 15 to 20 mph. Gusts up to 30 mph in the evening.

Wednesday: Sunny in the morning, then becoming partly sunny. Highs in the upper 30s.

Wednesday Night: Mostly cloudy. Not as cool with lows around 30.

Thursday: Mostly cloudy with a chance of rain in the morning, then partly sunny in the afternoon. Highs around 40. Chance of rain 30 percent.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Lows around 20.

Friday: Mostly sunny. Highs in the lower 30s.

Friday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 20.

Saturday: Partly sunny. A chance of snow in the afternoon. Highs around 30. Chance of snow 30 percent.

Saturday Night: Mostly cloudy with a 30 percent chance of snow. Lows 10 to 15.

Sunday: Partly sunny with a 40 percent chance of snow. Cold with highs in the mid 20s.







Zone Forecast: Southwest Suffolk

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