Osterville, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Tue
Jul 7
Rain
Close Hourly
70º / 63º 100% ENE 15 mph 93%
6am Rain 67º 97% E 11 mph 94%
7am Rain 68º 97% E 12 mph 93%
8am Rain 70º 100% E 13 mph 92%
9am Light Rain 69º 99% ENE 13 mph 94%
10am Rain 69º 79% ENE 14 mph 94%
11am Light Rain 69º 81% ENE 14 mph 93%
12pm Showers 69º 59% ENE 13 mph 92%
1pm Showers 69º 57% ENE 14 mph 94%
2pm Showers 69º 55% ENE 15 mph 94%
3pm Showers 69º 54% ENE 14 mph 93%
4pm Showers 69º 57% NE 14 mph 92%
5pm Light Rain 69º 60% NE 14 mph 92%
6pm Showers 68º 52% NE 14 mph 93%
7pm Showers 67º 44% NE 14 mph 96%
8pm Few Showers 67º 33% NE 12 mph 96%
9pm Showers 65º 54% NE 11 mph 100%
10pm Showers 65º 50% NE 11 mph 100%
11pm Showers 65º 51% NNE 11 mph 100%
Wed
Jul 8
AM Showers
View Hourly
74º / 65º 45% N 15 mph 79%
12am Showers 64º 52% NNE 12 mph 100%
1am Showers 65º 49% NNE 12 mph 98%
2am Showers 65º 51% NNE 12 mph 94%
3am Showers 65º 56% NNE 12 mph 95%
4am Showers 64º 54% NNE 12 mph 95%
5am Showers 64º 59% NNE 13 mph 95%
6am Showers 64º 54% NNE 13 mph 95%
7am Showers 65º 45% NNE 14 mph 95%
8am Few Showers 67º 32% NNE 15 mph 90%
9am Cloudy 68º 18% NNE 15 mph 88%
10am Mostly Cloudy 69º 18% NNE 15 mph 85%
11am Mostly Cloudy 70º 16% NNE 15 mph 80%
12pm Mostly Cloudy 71º 7% N 15 mph 78%
1pm Mostly Cloudy 72º 9% N 14 mph 77%
2pm Partly Cloudy 72º 4% N 13 mph 74%
3pm Partly Cloudy 73º 4% N 12 mph 72%
4pm Mostly Sunny 73º 4% N 10 mph 71%
5pm Mostly Sunny 72º 4% N 8 mph 70%
6pm Mostly Sunny 72º 3% N 6 mph 72%
7pm Sunny 70º 4% NNE 4 mph 76%
8pm Sunny 69º 7% NW 2 mph 82%
9pm Clear 67º 8% WSW 2 mph 88%
10pm Clear 66º 8% WSW 3 mph 88%
11pm Clear 66º 7% WSW 5 mph 90%
Thu
Jul 9
Partly Cloudy
View Hourly
81º / 69º 6% SW 16 mph 73%
12am Mostly Clear 66º 12% WSW 6 mph 93%
1am Clear 66º 7% WSW 7 mph 92%
2am Clear 67º 8% WSW 8 mph 93%
3am Clear 67º 8% WSW 8 mph 93%
4am Clear 67º 8% WSW 8 mph 93%
5am Mostly Clear 67º 7% WSW 8 mph 90%
Fri
Jul 10
PM Thunderstorms 82º / 68º 59% WSW 10 mph 79%
Sat
Jul 11
Partly Cloudy 78º / 65º 12% NNE 11 mph 64%
Sun
Jul 12
Mostly Sunny 78º / 66º 12% NNE 9 mph 59%
Mon
Jul 13
Partly Cloudy 79º / 68º 17% SW 15 mph 66%
Tue
Jul 14
Partly Cloudy 82º / 71º 20% SW 15 mph 70%

Weather Radar for Osterville, MA See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Osterville, MA

Tuesday
High : 75ºF
E wind around 12 kt, with gusts as high as 21 kt. Showers and possibly a thunderstorm before 11am, then showers likely. Patchy fog before 4pm, then Patchy fog after 5pm. Seas 1 ft or less.
Tuesday Night
Low : 64ºF
NE wind 7 to 9 kt. Showers likely, mainly between 8pm and 9pm. Patchy fog between 7pm and 2am. Seas 1 ft or less.
Wednesday
High : 77ºF
NNE wind around 9 kt. Mostly cloudy. Seas 1 ft or less.
Wednesday Night
Low : 65ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Thursday
High : 83ºF
SW wind 6 to 11 kt. Mostly sunny. Seas 1 ft or less.
Thursday Night
Low : 70ºF
SW wind around 8 kt. A chance of showers and thunderstorms, mainly after 5am. Seas 1 ft or less.
Friday
High : 86ºF
WSW wind 6 to 9 kt. A chance of showers after 4pm. Seas 1 ft or less.
Friday Night
Low : 70ºF
Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.
Saturday
High : 83ºF
N wind 6 to 8 kt becoming NE in the afternoon. Mostly sunny. Seas 1 ft or less.

NOAA Buoy Data Near Osterville, MA See Map

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    Wind Speed Forecast for Osterville, MA

    TuesdayWednesdayThursday
    Wind Speed (MPH) 111415141112131513638
    10am2pm6pm10pm2am6am10am2pm6pm10pm2am6am
    MPH 111415141112131513638
    DIR EENEENENENENNENNENNENNWSWWSW

    Current Weather Conditions In Osterville, MA

    As Of: 19 minutes ago

    • 67ºF
    • 67ºF
    • 11mph
    • 0º (E)
    • 19mph
    • Rain
    • 4mi
    • 30.05"
    • 94%
    • 0ºF

    The weather right now in Osterville, MA is Rain. The current temperature is 67°F, and the expected high and low for today, Tuesday, July 7, 2026, are 70° high temperature and 63°F low temperature. The wind is currently blowing at 11 miles per hour, and coming from the East. The wind is gusting to 19 mph. With the wind and the atmosphere the temperature feels like 67° Fahrenheit. Expected precipitation is 97 percent, with current humidity at 94 percent, and air pressure at 30.05 in. Visibility is 4 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Flood Watch - 1:52am Tue Jul 7 2026

    ...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON...

    WHAT: Flash flooding caused by excessive rainfall continues to be
    possible.

    WHERE: A portion of southeastern Massachusetts, including the
    following areas, Barnstable MA, Eastern Plymouth MA, Northern
    Bristol MA, Southern Plymouth MA and Western Plymouth MA.

    WHEN: Through this afternoon.

    IMPACTS: Excessive runoff may result in flooding of rivers,
    creeks, streams, and other low-lying and flood-prone locations.

    ADDITIONAL DETAILS: - Periods of heavy rain are expected at times through this
    morning. Heavy rain will be most likely through this
    afternoon. Widespread additional rainfall amounts of 1-3
    inches are expected. However, narrow bands of torrential
    rainfall may result in localized amounts of 2-4 inches of
    rain
    - http://www.weather.gov/safety/flood

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    You should monitor later forecasts and be prepared to take action
    should Flash Flood Warnings be issued.

    &&

    Small Craft Advisory - 1:54am Tue Jul 7 2026

    ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

    WHAT: East winds 10 to 20 kt with gusts up to 25 kt and seas
    2 to 4 feet expected.

    WHERE: Cape Cod Bay, Nantucket Sound, Vineyard Sound and
    Buzzards Bay.

    WHEN: Until 8 PM EDT this evening.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&