Cupsogue Surf Report & Forecast

East Moriches, New York

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Current Surf Conditions at Cupsogue

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Data Cache Status

Last Updated:Just now
Next Refresh:In 3 days
Fresh data (72h remaining)

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🌊 Surf Quality Timeline (Week)

Best windows in green
Sun
Mon
Tue
Wed
Thu
Fri
Sat

SELECT DAY

10:00 AM America/New_York
Surf Quality: FAIR
12 AM6 AM12 PM6 PM11 PM
SUN

🌊 Surf Quality Timeline

Best windows in green
12AM6AM12PM6PM11PM

🌬️ WIND

N
E
S
W
7
kt

🌊 SWELL

N
E
S
W
1.8
ft
🌊
SWELL
HEIGHT
1.8ft
🌊
SWELL
PERIOD
7s
💨
WIND GUSTS
11kt
🌡️
AIR TEMP
25°C
🌊
SECONDARY
SWELL
1.3ft @
9s
🌧️
PRECIPITATION
0mm
SURF QUALITY
FAIR
Fair conditions - still worth a paddle. Small 1.8ft waves with mixed swell and gentle offshore winds keeping it clean

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📊 7-Day Detailed Forecast

Expandable daily forecasts with hourly details

Sunday

Aug 9
FAIR6 good hours
🌊 1.0-2.7ft 💨 5-14kt 🌡️ 23-28°C
TimeQualitySwell HeightPeriodSwell DirWind SpeedWind DirGustsAir TempWater TempRain
12:00 AM
FAIR
1ft8sSE7ktSW9kt24°C24°C0mm
1:00 AM
FAIR
1ft8sSE6ktWSW9kt24°C24°C0mm
2:00 AM
FAIR
1.1ft8sSE6ktW8kt24°C24°C0mm
3:00 AM
FAIR
1.6ft7sSSE6ktW8kt24°C24°C0mm
4:00 AM
GOOD
2.2ft6sS6ktW7kt24°C24°C0mm
5:00 AM
GOOD
2.7ft5sSSW5ktW7kt23°C23°C0mm
6:00 AM
GOOD
2.7ft5sSSW6ktW8kt24°C23°C0mm
7:00 AM
GOOD
2.7ft5sSSW7ktW9kt24°C23°C0mm
8:00 AM
GOOD
2.6ft5sSSW8ktW11kt24°C23°C0mm
9:00 AM
GOOD
2.2ft6sS7ktW11kt25°C23°C0mm
10:00 AM
FAIR
1.8ft7sSSE7ktW11kt25°C23°C0mm
11:00 AM
FAIR
1.3ft8sSE7ktWNW12kt25°C23°C0mm
12:00 PM
FAIR
1.3ft8sSE6ktW10kt26°C23°C0mm
1:00 PM
FAIR
1.4ft8sSE6ktSW9kt26°C23°C0mm
2:00 PM
FAIR
1.4ft8sSE5ktSSW7kt27°C23°C0mm
3:00 PM
POOR
1.4ft8sSE8ktSSW11kt27°C23°C0mm
4:00 PM
POOR
1.3ft8sSE11ktSSW15kt28°C23°C0mm
5:00 PM
POOR
1.3ft8sSE14ktSSW19kt28°C23°C0mm
6:00 PM
POOR
1.3ft8sSE14ktSSW20kt27°C23°C0mm
7:00 PM
POOR
1.3ft8sSE14ktSSW20kt26°C23°C0mm
8:00 PM
POOR
1.2ft8sSE14ktSSW20kt26°C23°C0mm
9:00 PM
POOR
1.2ft8sSE11ktSW15kt25°C23°C0mm
10:00 PM
FAIR
1.1ft8sSE8ktSW10kt25°C23°C0.1mm
11:00 PM
FAIR
1ft8sSE5ktWSW5kt24°C23°C0.1mm

Monday

Aug 10
POOR8 good hours
🌊 0.4-3.9ft 💨 5-10kt 🌡️ 24-28°C

Tuesday

Aug 11
GOOD15 good hours
🌊 0.4-2.9ft 💨 2-11kt 🌡️ 23-27°C

Wednesday

Aug 12
FAIR3 good hours
🌊 0.5-2.4ft 💨 5-16kt 🌡️ 23-28°C

Thursday

Aug 13
POORCheck individual hours
🌊 0.6-3.1ft 💨 4-20kt 🌡️ 23-26°C

Friday

Aug 14
POORCheck individual hours
🌊 0.7-1.6ft 💨 4-13kt 🌡️ 22-25°C

Saturday

Aug 15
POORCheck individual hours
🌊 0.4-4.0ft 💨 11-22kt 🌡️ 23-26°C

Forecast Summary

Best Day:Check forecast for optimal conditions
Average Swell:1.7ft @ 7s
Wind Conditions:5-14kt SW
Water Temperature:22-24°C

Local Knowledge & Surf Guide

Local Knowledge

Cupsogue, Long Island, NY, is an exposed beach/jetty break with consistent surf year-round. It works best with offshore winds from the northwest and is somewhat sheltered from west winds. Both groundswells and windswells produce rideable waves, with the ideal swell direction from the southwest. The break offers both lefts and rights but can get crowded. Strong rip currents are a hazard. The best surf conditions occur when a southwest swell aligns with northwest offshore winds, with winter—especially January—offering the most consistent clean waves.

Best Swell Direction: SE
Bottom Type: Sand
Location: Town: East Moriches | County: Suffolk County | State: New York | Country: United States | Postcode: 11940 | Full Address: East Moriches, Town of Brookhaven, Suffolk County, New York, 11940, United States

Ideal Conditions

This spot performs best under these specific conditions. Forecasts take these into account when rating surf quality.

Ideal Swell DirectionSW
Ideal Wind DirectionNW

🌊 Tide Table

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🌅 Sunrise & 🌙 Moon

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