1. Buoys
  2. Mid-Atlantic
  3. 44009
NDBC Station · LLNR 16844009

Delaware Bay Buoy 44009

Owned and maintained by National Data Buoy Center3-meter discus buoy
Map ↗
LiveConditions at 44009 as of Aug 27, 10:30 PM EDT· NDBC reports every 10 min
Current conditions
Wave height WVHT
no wave sensor
Wind WSPD
5.8kts
from S 190°gust 7.8 kts
Water temp WTMP
76.5°F
0.0°Fsame as air
Air temp ATMP
76.5°F
74.3°Fdew point
Pressure PRES
29.97in
▼ Falling0.01 in / 3 h
BuoyCAM: 360° view from NDBC station 44009
BuoyCAM · six frames around the horizon, refreshed hourly by NDBCImage: NOAA NDBC

Recent (Last 24 hours)

Every 10-minute transmission NDBC published, newest first. Blank = not reported in that transmission; waves are sampled every 30 minutes.
WavesWindSeaAir
TIMEEDTWVHTftDPDsecAPDsecMWD WDIR WSPDktsGSTktsWTMP°FTIDEftPRESinPTDYinATMP°FDEWP°FVISnmi
08/27/2026 10:30 PM----S5.87.876.5-29.97-76.574.3-
08/27/2026 10:20 PM----S5.87.876.5-29.97-76.374.1-
08/27/2026 10:10 PM----S7.87.876.5-29.96-76.374.3-
08/27/2026 10:00 PM----S7.87.876.5-29.96-0.0176.374.5-
08/27/2026 09:50 PM----S5.87.876.5-29.97-76.374.7-
08/27/2026 09:40 PM----S5.87.876.6-29.98-76.374.7-
08/27/2026 09:30 PM----S5.85.876.6-29.97-76.575.0-
08/27/2026 09:20 PM----S5.85.876.6-29.97-76.574.8-
08/27/2026 09:10 PM----S3.95.876.6-29.98-76.574.8-
08/27/2026 09:00 PM----S5.85.876.6-29.970.0076.675.0-
08/27/2026 08:50 PM----S3.95.876.6-29.97-76.674.8-
08/27/2026 08:40 PM----S3.95.8--29.98-76.674.8-
08/27/2026 08:30 PM----S3.95.876.8-29.97-76.874.8-
08/27/2026 08:20 PM----S5.87.876.8-29.97-76.874.5-
08/27/2026 08:10 PM----S5.85.876.8-29.97-76.874.3-
08/27/2026 08:00 PM----S5.85.876.6-29.980.0076.874.1-
08/27/2026 07:50 PM----SSE5.87.876.8-29.98-76.874.1-
08/27/2026 07:40 PM----SSE5.85.876.8-29.98-76.874.3-
08/27/2026 07:20 PM----SSE5.85.876.6-29.97-76.874.7-
08/27/2026 07:10 PM----SSE5.85.876.6-29.97-76.874.7-
08/27/2026 07:00 PM----SSE5.85.876.6-29.97-0.0376.874.7-
08/27/2026 06:50 PM----SSE5.85.876.8-29.98-76.874.8-
08/27/2026 06:40 PM----SSE5.85.876.6-29.98-77.075.0-
08/27/2026 06:30 PM----SSE5.87.876.8-29.98-77.075.0-
08/27/2026 06:20 PM----SSE5.87.876.8-29.98-77.075.0-
08/27/2026 06:10 PM----SSE7.87.876.6-29.98-77.074.8-
08/27/2026 06:00 PM----SE5.87.876.5-29.98-0.0377.275.0-
08/27/2026 05:50 PM----SE7.87.876.5-29.98-77.274.8-
08/27/2026 05:40 PM----SE7.89.776.3-29.98-77.274.8-
08/27/2026 05:30 PM----SSE7.89.776.5-29.98-77.274.7-
08/27/2026 05:20 PM----SSE7.89.776.5-29.98-77.274.7-
08/27/2026 05:10 PM----SSE7.89.776.6-29.98-77.274.8-
08/27/2026 05:00 PM----SSE7.89.776.6-29.98-0.0477.274.8-
08/27/2026 04:50 PM----SSE7.89.776.6-29.99-77.274.8-
08/27/2026 04:40 PM----SSE7.89.776.6-29.99-77.275.0-
08/27/2026 04:30 PM----SSE7.89.776.5-29.99-77.274.8-
08/27/2026 04:20 PM----SSE7.89.776.5-30.00-77.274.7-
08/27/2026 04:10 PM----SSE7.89.776.5-30.00-77.274.7-
08/27/2026 04:00 PM----SE7.89.776.5-30.01-0.0377.274.7-
08/27/2026 03:50 PM----SE7.87.876.5-30.01-77.274.8-
08/27/2026 03:40 PM----SSE7.87.876.5-30.01-77.274.7-
08/27/2026 03:30 PM----SSE7.87.876.5-30.01-77.274.5-
08/27/2026 03:20 PM----SE7.89.776.3-30.01-77.274.3-
08/27/2026 03:10 PM----SSE5.87.876.3-30.01-77.274.3-
08/27/2026 03:00 PM----SSE5.87.876.3-30.01-0.0477.274.3-
08/27/2026 02:50 PM----SSE5.87.876.3-30.01-77.074.3-
08/27/2026 02:40 PM----SSE7.87.876.3-30.01-77.074.5-
08/27/2026 02:30 PM----SSE7.87.876.3-30.02-77.074.7-
08/27/2026 02:20 PM----SSE5.87.876.3-30.02-77.074.5-
08/27/2026 02:10 PM----SSE5.87.876.1-30.03-77.074.3-
08/27/2026 02:00 PM----SSE7.87.876.3-30.03-0.0277.074.3-
08/27/2026 01:50 PM----SSE7.87.876.1-30.03-77.074.3-
08/27/2026 01:40 PM----SSE5.87.876.1-30.03-77.074.3-
08/27/2026 01:30 PM----SSE7.89.776.1-30.03-77.074.3-
08/27/2026 01:20 PM----SSE7.87.876.3-30.03-76.874.3-
08/27/2026 01:10 PM----SSE5.87.876.1-30.03-76.874.5-
08/27/2026 01:00 PM----SSE7.87.876.3-30.03-0.0176.874.5-
08/27/2026 12:50 PM----SE7.89.776.3-30.03-76.874.5-
08/27/2026 12:40 PM----SE7.87.876.3-30.03-76.674.5-
08/27/2026 12:30 PM----SSE5.87.876.1-30.04-76.874.8-
08/27/2026 12:20 PM----SSE5.87.876.1-30.04-76.674.7-
08/27/2026 12:10 PM----SSE5.87.875.9-30.04-76.674.7-
08/27/2026 12:00 PM----SSE5.87.875.9-30.050.0076.674.8-
08/27/2026 11:50 AM----S5.87.875.9-30.05-76.674.8-
08/27/2026 11:40 AM----S7.87.875.9-30.05-76.674.8-
08/27/2026 11:30 AM----S7.87.875.9-30.05-76.674.7-
08/27/2026 11:20 AM----S7.87.875.7-30.05-76.674.7-
08/27/2026 11:10 AM----S7.89.775.7-30.05-76.674.8-
08/27/2026 11:00 AM----S7.87.875.7-30.040.0076.574.5-
08/27/2026 10:50 AM----S7.89.775.7-30.05-76.574.5-
08/27/2026 10:40 AM----SSE7.89.775.6-30.04-76.574.5-
08/27/2026 10:30 AM----SSE7.89.775.6-30.04-76.574.3-
08/27/2026 10:20 AM----SSE7.89.7--30.04-76.373.9-
08/27/2026 10:10 AM----SSE7.89.775.6-30.04-76.373.9-
08/27/2026 10:00 AM----SSE7.89.775.6-30.050.0076.573.9-
08/27/2026 09:50 AM----SSE9.711.7--30.05-76.573.8-
08/27/2026 09:40 AM----SSE7.89.775.4-30.05-76.173.8-
08/27/2026 09:30 AM----SSE7.89.775.4-30.05-76.173.8-
08/27/2026 09:20 AM----SSE7.87.875.4-30.05-76.173.6-
08/27/2026 09:10 AM----SSE7.87.875.4-30.04-76.173.6-
08/27/2026 09:00 AM----SSE5.87.875.4-30.050.0176.173.4-
08/27/2026 08:50 AM----SSE7.87.8--30.05-76.173.4-
08/27/2026 08:40 AM----SSE7.89.7--30.05-76.173.4-
08/27/2026 08:30 AM----SSE7.87.8--30.05-75.973.2-
08/27/2026 08:20 AM----SE7.87.875.4-30.05-76.173.4-
08/27/2026 08:10 AM----SE7.87.875.4-30.04-76.173.4-
08/27/2026 08:00 AM----SE7.87.875.4-30.040.0075.973.2-
08/27/2026 07:50 AM----SE7.89.775.4-30.04-75.773.0-
08/27/2026 07:40 AM----SE7.87.875.4-30.05-75.973.0-
08/27/2026 07:30 AM----SE7.87.875.4-30.05-75.973.0-
08/27/2026 07:20 AM----SE7.89.775.4-30.05-75.773.0-
08/27/2026 07:10 AM----SE7.89.775.4-30.05-75.773.2-
08/27/2026 07:00 AM----SE7.89.775.4-30.050.0075.673.0-
08/27/2026 06:50 AM----SE7.87.875.2-30.04-75.773.2-
08/27/2026 06:40 AM----SSE7.87.875.2-30.04-75.773.0-
08/27/2026 06:30 AM----SE7.89.775.2-30.04-75.672.9-
08/27/2026 06:20 AM----SE7.87.875.2-30.04-75.672.9-
08/27/2026 06:10 AM----SE7.89.775.2-30.04-75.773.0-
08/27/2026 06:00 AM----SSE7.89.775.2-30.04-0.0175.772.9-
08/27/2026 05:50 AM----SSE7.87.875.2-30.04-75.772.7-
08/27/2026 05:40 AM----SSE7.89.775.2-30.04-75.772.3-
08/27/2026 05:30 AM----SSE7.89.775.2-30.04-75.772.3-
08/27/2026 05:20 AM----SSE7.89.775.2-30.04-75.772.3-
08/27/2026 05:10 AM----SSE9.79.775.2-30.04-75.772.3-
08/27/2026 05:00 AM----SSE7.89.775.2-30.04-0.0375.772.3-
08/27/2026 04:50 AM----SSE7.89.775.2-30.04-75.772.1-
08/27/2026 04:40 AM----SSE7.89.775.2-30.04-75.772.1-
08/27/2026 04:30 AM----SSE7.89.775.4-30.04-75.772.0-
08/27/2026 04:20 AM----SSE7.87.875.4-30.05-75.671.8-
08/27/2026 04:10 AM----SSE7.87.875.4-30.05-75.772.0-
08/27/2026 04:00 AM----SSE7.87.875.4-30.05-0.0275.771.6-
08/27/2026 03:50 AM----SSE7.89.775.4-30.05-75.771.6-
08/27/2026 03:40 AM----SSE7.89.775.4-30.05-75.771.6-
08/27/2026 03:30 AM----SSE7.87.875.4-30.05-75.771.4-
08/27/2026 03:20 AM----SSE7.87.875.4-30.05-75.971.2-
08/27/2026 03:10 AM----SSE7.89.775.4-30.05-75.971.1-
08/27/2026 03:00 AM----SSE7.89.775.4-30.05-0.0375.970.9-
08/27/2026 02:50 AM----S7.89.775.4-30.06-75.970.9-
08/27/2026 02:40 AM----SSE7.89.7--30.06-75.970.9-
08/27/2026 02:30 AM----S7.89.775.2-30.06-76.170.7-
08/27/2026 02:20 AM----S7.89.775.4-30.06-76.170.7-
08/27/2026 02:10 AM----S9.79.775.2-30.06-76.170.5-
08/27/2026 02:00 AM----S9.711.775.2-30.07-0.0176.170.3-
08/27/2026 01:50 AM----S9.79.775.2-30.07-76.370.2-
08/27/2026 01:40 AM----S7.89.775.4-30.06-76.370.0-
08/27/2026 01:30 AM----S9.79.775.4-30.07-76.370.0-
08/27/2026 01:20 AM----S9.711.775.2-30.07-76.370.2-
08/27/2026 01:10 AM----S9.711.775.4-30.07-76.370.2-
08/27/2026 01:00 AM----S7.89.775.4-30.07-0.0176.370.2-
08/27/2026 12:50 AM----S9.79.775.6-30.07-76.370.2-
08/27/2026 12:40 AM----S9.79.775.4-30.08-76.370.0-
08/27/2026 12:30 AM----S9.711.775.4-30.08-76.569.8-
08/27/2026 12:20 AM----S9.711.775.4-30.08-76.569.8-
08/27/2026 12:10 AM----S9.711.7--30.08-76.569.8-
08/27/2026 12:00 AM----S9.711.775.6-30.080.0076.369.8-
08/26/2026 11:50 PM----S9.711.775.4-30.08-76.569.8-
08/26/2026 11:40 PM----S9.79.775.6-30.08-76.369.6-
08/26/2026 11:30 PM----S9.79.775.6-30.08-76.369.8-
08/26/2026 11:20 PM----S7.89.775.6-30.08-76.569.6-
08/26/2026 11:10 PM----S7.89.775.6-30.08-76.369.4-
08/26/2026 11:00 PM----S7.89.775.6-30.080.0176.369.8-
08/26/2026 10:50 PM----SSE7.89.775.6-30.08-76.369.8-
08/26/2026 10:40 PM----S7.89.775.6-30.08-76.569.6-
08/26/2026 10:30 PM----S9.79.775.6-30.08-76.569.4-
08/26/2026 10:20 PM----S7.89.775.6-30.08-76.369.6-
08/26/2026 10:10 PM----S7.89.775.7-30.08-76.369.8-
08/26/2026 10:00 PM----S7.89.775.6-30.080.0276.370.0-
08/26/2026 09:50 PM----S7.89.775.6-30.08-76.370.0-
08/26/2026 09:40 PM----S7.89.775.7-30.08-76.370.0-
08/26/2026 09:30 PM----S7.89.775.7-30.07-76.170.0-
All NDBC fields for the Aug 27, 10:30 PM EDT observation

Waves

Wave HeightWVHTnot reported
Dominant Wave PeriodDPDnot reported
Average Wave PeriodAPDnot reported
Mean Wave DirectionMWDnot reported
Swell HeightSwHnot reported
Swell PeriodSwPnot reported
Swell DirectionSwDnot reported
Wind Wave HeightWWHnot reported
Wind Wave PeriodWWPnot reported
Wind Wave DirectionWWDnot reported
Wave SteepnessSTEEPNESSnot reported

Wind

Wind DirectionWDIRS (190 deg true)
Wind SpeedWSPD5.8 kts
Wind GustGST7.8 kts
Highest 1-min WindSUPL5.8 kts S at 0222Z

Sea

Water TemperatureWTMP76.5 °F
TideTIDEnot reported
SalinitySALnot reported
Ocean TemperatureOTMPnot reported
Surface CurrentADCPnot reported

Air

Atmospheric PressurePRES29.97 in
Pressure TendencyPTDY-0.01 in (Falling)
Air TemperatureATMP76.5 °F
Dew PointDEWP74.3 °F
VisibilityVISnot reported
Lowest 1-min PressureSUPL29.96 in at 0225Z

Last 5 days at 44009

Hourly, from the buoy's own reports. Hover to read one moment across every instrument.

46 days · 6,424 observations · added by SeaLegs AI

Is today normal at Delaware Bay?

Every reading the buoy has made since Jul 14, summarized. NDBC's page remembers 5 days; this is the memory it doesn't have.

Daily peak seas

Highest significant wave height each day, ft
Biggest day
-ft
Top gust
41kt
Water vs Jul 14
+1.5°F

Where the wind comes from

Share of hours by direction · length = how often
avg under 12 ktavg 12 kt+

How often it's rough

Share of readings by wave height
0–2 ft
0.0%
2–4 ft
0.0%
4–6 ft
0.0%
6–8 ft
0.0%
8+ ft
0.0%

0 readings in 10 were under 2 ft. Seas never topped 6 ft in the window.

About station 44009

Delaware Bay buoy 44009 is the offshore reference for boaters and anglers working these waters.

Hull3-meter discus buoy
PayloadSCOOP
Site elevationsea level
Water depth24 m · 79 ft
Air temp height3.4 m above site elevation
Anemometer height3.8 m above site elevation
Barometer elevation2.4 m above mean sea level
Sea temp depth2 m below water line
Watch circle radius70 yards
OwnerNational Data Buoy Center
ProgramNDBC Meteorological/Ocean
ReportsEvery 10 min
Historical dataNDBC archive ↗
Right whales are active off Delaware Bay from November to April. Speed restrictions of 10 knots apply to vessels 65 feet or greater in specific areas along the mid-Atlantic coast. To learn more about right whales and rules protecting them, go to: http://www.nmfs.noaa.gov/pr/shipstrike

Questions about buoy 44009

Where is buoy 44009?

NDBC station 44009 is moored at 38.460°N, 74.692°W — DELAWARE BAY 26 NM Southeast of Cape May, NJ, in 24 m of water. The closest other reporting station is Bethany Beach, DE (263) (44084), 17 nm to the WNW.

Does buoy 44009 report wave height?

Not in its current configuration — 44009 reports wind, pressure and temperature but has no wave sensor. For sea state use the nearest wave buoy listed under Nearby.

How windy is it at Delaware Bay buoy 44009?

Wind at 44009 is 5.8 knots from the S, gusting 7.8. The strongest gust in the past 46 days was 41 knots.

What is the water temperature at Delaware Bay buoy?

Water temperature at the buoy is 76.5°F. That is 2°F warmer than on July 14.

Why are some fields blank?

Not every sensor reports on every transmission. NDBC prints “-” (or “MM” in the raw feed). A field that stays blank for days usually means a sensor fault; NDBC lists outages on its station status page.

Added by SeaLegs AI

The buoy says what it did. This says what it'll do.

The buoy reads the present. For what Delaware Bay will do tomorrow, and whether your boat should be out in it, that's the app.

Per-vessel go / no-go for Delaware Bay

SeaLegs AI turns 12+ forecast models — and the buoy you just read — into a verdict for your boat, not a generic sea state.

Observations: NOAA National Data Buoy Center, station 44009, real-time feed. SeaLegs AI converts units and computes the 46-day summaries; the readings are NDBC's and are shown unaltered. Not a forecast. Not for navigation. NDBC station page ↗