Wellfleet Harbor, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jul 20 		Partly Cloudy -º / 63º 2% SSE 5 mph 92%
Tue
Jul 21 		Mostly Cloudy
View Hourly 		77º / 69º 24% SSE 14 mph 69%
3am Partly Cloudy 64º 2% S 4 mph 91%
4am Partly Cloudy 64º 2% S 4 mph 94%
5am Partly Cloudy 64º 2% SSE 4 mph 94%
6am Mostly Cloudy 65º 2% SSE 5 mph 92%
7am Mostly Cloudy 68º 2% SSE 6 mph 87%
8am Mostly Cloudy 70º 2% SSE 8 mph 79%
9am Mostly Cloudy 73º 1% SSE 9 mph 70%
10am Mostly Cloudy 74º 2% S 11 mph 64%
11am Mostly Cloudy 75º 2% SSE 11 mph 62%
12pm Cloudy 76º 2% SSE 12 mph 60%
1pm Mostly Cloudy 76º 2% SSE 12 mph 62%
2pm Cloudy 76º 7% SSE 12 mph 64%
3pm Cloudy 76º 7% SSE 12 mph 66%
4pm Cloudy 76º 15% SSE 12 mph 68%
5pm Cloudy 75º 24% SSE 13 mph 72%
6pm Showers 74º 38% SSE 13 mph 76%
7pm Scattered Thunderstorms 72º 49% SSE 14 mph 85%
8pm Thunderstorms 71º 66% SSE 13 mph 95%
9pm Thunderstorms 70º 74% SSE 13 mph 100%
10pm Thunderstorms 70º 71% SSE 13 mph 100%
11pm Thunderstorms 70º 91% S 14 mph 100%
Wed
Jul 22 		AM Thunderstorms
View Hourly 		78º / 65º 61% SSW 16 mph 84%
12am Thunderstorms 71º 75% S 15 mph 100%
1am Thunderstorms 71º 60% SSW 15 mph 99%
2am Isolated Thunderstorms 71º 31% SSW 15 mph 98%
3am Showers 71º 46% SSW 15 mph 99%
4am Scattered Thunderstorms 70º 45% SSW 16 mph 100%
5am Isolated Thunderstorms 70º 30% SSW 15 mph 100%
6am Scattered Thunderstorms 71º 49% SSW 16 mph 99%
7am Scattered Thunderstorms 72º 53% SSW 16 mph 98%
8am Thunderstorms 73º 61% SSW 16 mph 92%
9am Thunderstorms 74º 61% SSW 16 mph 90%
10am Scattered Thunderstorms 75º 39% SSW 16 mph 87%
11am Scattered Thunderstorms 76º 38% SSW 16 mph 84%
12pm Mostly Cloudy 77º 19% SSW 16 mph 81%
1pm Cloudy 77º 17% SSW 16 mph 81%
2pm Mostly Cloudy 77º 20% SSW 16 mph 81%
3pm Partly Cloudy 78º 12% SSW 15 mph 79%
4pm Partly Cloudy 77º 16% SSW 15 mph 79%
5pm Partly Cloudy 77º 14% SSW 16 mph 78%
6pm Partly Cloudy 77º 10% SW 15 mph 79%
7pm Partly Cloudy 75º 24% SW 14 mph 83%
8pm Partly Cloudy 73º 17% SW 13 mph 90%
9pm Partly Cloudy 71º 18% SW 10 mph 93%
10pm Mostly Cloudy 71º 19% SW 9 mph 94%
11pm Mostly Cloudy 69º 24% SW 7 mph 96%
Thu
Jul 23 		AM Clouds/PM Sun
View Hourly 		72º / 62º 24% N 8 mph 63%
12am Mostly Cloudy 69º 24% WSW 8 mph 95%
1am Cloudy 69º 24% W 6 mph 91%
2am Cloudy 68º 13% NW 5 mph 88%
Fri
Jul 24 		Sunny 74º / 63º 13% NE 6 mph 66%
Sat
Jul 25 		Partly Cloudy 73º / 63º 20% ENE 8 mph 72%
Sun
Jul 26 		AM Showers 74º / 64º 32% NNE 8 mph 78%
Mon
Jul 27 		Partly Cloudy 75º / 66º 24% SW 10 mph 77%

Weather Radar for Wellfleet Harbor, MA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Wellfleet Harbor, MA

Tuesday
High : 75ºF
SSE wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.
Tuesday Night
Low : 66ºF
SSE wind 11 to 13 kt becoming SSW after midnight. Winds could gust as high as 23 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Seas 1 ft or less.
Wednesday
High : 77ºF
SSW wind around 13 kt, with gusts as high as 27 kt. Showers likely and possibly a thunderstorm before noon, then a chance of showers. Seas 1 ft or less.
Wednesday Night
Low : 68ºF
SSW wind 10 to 13 kt becoming SW 7 to 10 kt after midnight. Winds could gust as high as 24 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 9pm. Seas 1 ft or less.
Thursday
High : 74ºF
NW wind 5 to 7 kt becoming N in the afternoon. A chance of showers, mainly before 10am. Seas 1 ft or less.
Thursday Night
Low : 66ºF
Variable winds 5 kt or less. A slight chance of showers between 11pm and 2am. Seas 1 ft or less.
Friday
High : 77ºF
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Friday Night
Low : 66ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Saturday
High : 78ºF
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

NOAA Buoy Data Near Wellfleet Harbor, MA See Map

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    Wind Speed Forecast for Wellfleet Harbor, MA

    TuesdayWednesdayThursday
    Wind Speed (MPH) 461112141415161615147
    7am11am3pm7pm11pm3am7am11am3pm7pm11pm3am
    MPH 461112141415161615147
    DIR SSSESSESSESSESSSWSSWSSWSSWSWSW

    Current Weather Conditions In Wellfleet Harbor, MA

    As Of: 28 minutes ago

    • 64ºF
    • 64ºF
    • 4mph
    • 0º (S)
    • 4mph
    • Partly Cloudy
    • 10mi
    • 30.00"
    • 91%
    • 0ºF

    The weather right now in Wellfleet Harbor, MA is Partly Cloudy. The current temperature is 64°F, and the expected high and low for today, Tuesday, July 21, 2026, are -° high temperature and 63°F low temperature. The wind is currently blowing at 4 miles per hour, and coming from the South. The wind is gusting to 4 mph. With the wind and the atmosphere the temperature feels like 64° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 91 percent, and air pressure at 30 in. Visibility is 10 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Gale Watch - 2:50pm Mon Jul 20 2026

    ...GALE WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY EVENING...

    WHAT: South winds 10 to 20 kt with gusts up to 30 kt and seas
    2 to 4 feet possible.

    WHERE: Cape Cod Bay.

    WHEN: From Tuesday afternoon through Wednesday evening.

    IMPACTS: Strong winds can cause hazardous seas which could
    capsize or damage vessels and reduce visibility.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Mariners should consider altering plans to avoid possible
    hazardous conditions. Remain in port, seek safe harbor, alter
    course, and/or secure the vessel for severe wind and seas.

    &&

    High Surf Advisory - 2:49pm Mon Jul 20 2026

    ...HIGH SURF ADVISORY IN EFFECT FROM 6 AM WEDNESDAY TO 8 PM EDT THURSDAY...

    WHAT: Large breaking waves of 4 to 10 feet expected in the
    surf zone.

    WHERE: Washington, Southern Bristol MA, Southern Plymouth MA,
    Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties.

    WHEN: From 6 AM Wednesday to 8 PM EDT Thursday.

    IMPACTS: Dangerous swimming and surfing conditions and
    localized beach erosion.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced swimmers should remain out of the water due to
    dangerous surf conditions.

    &&