Marine Weather Net

Copiague, NY Weather Forecast


Marine Forecast: South Shore Bays


Copiague, New York

 Lat: 40.67N, Lon: 73.39W

Current Conditions Updated: 1153 AM EDT SAT JUN 21 2025

Clear


Temp: 83°F
  • Humidity:
  • 44%
  • Winds:
  • 6 MPH VRB
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.11 in.
  • Dewpoint:
  • 59°F
  • Heat index:
  • 83°F

  • Sunrise:
  • 5:21 AM EDT
  • Sunset:
  • 8:26 PM EDT
  • Moonrise:
  • 1:57 AM EDT
  • Moonset:
  • 4:30 PM EDT

THIS AFTERNOON

SUNNY

Hi: 81°F
Lo: 69°F

SUNDAY

PARTLY SUNNY
Hi: 85°F
Lo: 75°F
Precip: 20%

MONDAY

SUNNY

Hi: 91°F
Lo: 71°F

TUESDAY

SUNNY

Hi: 91°F
Lo: 71°F
Weather Forecast In Detail:
Forecast Issued: 1140 AM EDT Sat Jun 21 2025

HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM EDT SUNDAY ...EXTREME HEAT WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY EVENING...
This Afternoon...Sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph.
Tonight...Partly cloudy. Lows in the upper 60s. Southwest winds 5 to 10 mph. Gusts up to 20 mph after midnight.
Sunday...Partly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.
Sunday Night...Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the mid 70s. West winds 10 to 15 mph. Gusts up to 25 mph in the evening.
Monday...Sunny with highs in the lower 90s. Northwest winds around 5 mph, becoming southwest in the afternoon. Heat index values up to 103.
Monday Night...Mostly clear. Lows in the lower 70s.
Tuesday...Sunny. Highs in the lower 90s. Heat index values up to 100.
Tuesday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.
Wednesday...Mostly sunny. Highs in the mid 80s.
Wednesday Night...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s.
Thursday...Partly sunny. Highs in the upper 70s.
Thursday Night...Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent.
Friday...Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
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