Nantucket island
NDBC buoy ntkm3
Observed , 59 minutes ago
Hazardous
Gale Warning in effect. Moderate NE winds at 13 kn gusting to 25 kn. Pressure rising at 1,031.2 mbar. Water 63°F, air 59°F. Next high tide at 10:40 PM (3 ft). Tonight: NE Winds 25 To 30 Kt With Gusts Up To 35 Kt.
It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.
Get Buoycast for iPhoneGale Warning
Gale Warning issued September 23 at 3:58PM EDT until September 25 at 2:00AM EDT by NWS Boston/Norton MA
* WHAT...For the Gale Warning, northeast winds 20 to 30 kt with gusts up to 40 kt and seas 5 to 8 feet. For the Storm Watch, north winds 30 to 40 kt with gusts up to 50 kt and seas 7 to 12 feet possible. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...For the Gale Warning, until 2 AM EDT Friday. For the Storm Watch, from late Thursday night through Saturday evening. * IMPACTS...Storm force winds and hazardous seas could capsize or damage vessels and reduce visibility.
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Get Buoycast for iPhoneWind
Speed
13kn
Gust
25kn
Direction
50° NE
Trend
Easing
Last 11 hours13 to 22 kn
Air temp
59°F
59 to 62°F today
Water temp
63°F
62 to 65°F today
Pressure
1031mbar
Tendency
Rising
3 hour change
+0.4 mbar
Last 11 hours1031 to 1032 mbar
Tides
Next high
10:40 PM
3.4 ft
Then low
4:45 AM
0.6 ft
Predicted, NANTUCKET0.6 to 3.4 ft
Zone forecast
Tonight
NE Winds 25 To 30 Kt With Gusts Up To 35 Kt. Seas 5 To 7 Ft. Wave Detail: NE 6 Ft At 6 Seconds And SE 4 Ft At 11 Seconds.
Thu
NE Winds 25 To 30 Kt With Gusts Up To 35 Kt. Seas 5 To 7 Ft. Wave Detail: E 6 Ft At 6 Seconds And SE 6 Ft At 11 Seconds.
Thu Night
NE Winds 25 To 30 Kt With Gusts Up To 35 Kt, Increasing To 30 To 35 Kt With Gusts Up To 45 Kt After Midnight. Seas 5 To 7 Ft. Wave Detail: N 6 Ft At 5 Seconds And E 6 Ft At 11 Seconds. A Chance Of Rain After Midnight.
Synopsis
Large high pres will remain anchored in the vicinity of Quebec right into the weekend. At the same time, a slow moving and intensifying ocean storm will retrograde towards the coast this weekend. While its exact track and timing remains uncertain, dangerous conditions are expected for mariners later this week into the weekend. NE wind gusts of 35 to 55 knots with seas potentially building 15-20+ feet by the weekend. Mariners should keep up to date with the latest forecasts and be prepared to return to port.
NWS zone Nantucket Sound
Last 24 hours
Every 3 hours, over the last 12 hours. Air 59 to 62°F, pressure 1,031 to 1,032 mbar over the same window.
4 stations within 30 NM
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Get Buoycast for iPhoneCommon questions
How often does buoy ntkm3 report?
Wind, temperature and pressure update about every 10 minutes.
Can I be notified when conditions change at buoy ntkm3?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Nantucket Sound appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Can I see the forecast against what buoy ntkm3 measured?
This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.
Can I keep buoy ntkm3 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
What this buoy measures
This buoy is not reporting waves. Conditions above come from the sensors it does carry, and the forecast, tides and sun times on this page are regional rather than measured at the buoy.
Station ntkm3
41°17'06" N 70°05'46" W · owned and maintained by NOS
Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.