High Wind Warning — Eastern Essex, MA, Suffolk, MA, Eastern Norfolk, MA, Eastern Plymouth, MA, Southern Bristol, MA, Southern Plymouth, MA, Barnstable, MA, Dukes, MA, Nantucket, MA, Bristol, RI, Washington, RI, Newport, RI, Block Island, RI 7:00 AM High Surf Advisory — Eastern Essex, MA, Suffolk, MA, Eastern Norfolk, MA, Eastern Plymouth, MA, Barnstable, MA, Dukes, MA, Nantucket, MA 7:00 PM Coastal Flood Warning — Eastern Essex, MA, Suffolk, MA, Eastern Norfolk, MA, Eastern Plymouth, MA, Barnstable, MA, Dukes, MA, Nantucket, MA 7:00 PM Flood Watch 1:00 AM

Dukes County, Massachusetts, United States

Last updated: 4:43 PM CDT  ·  Refresh
16°C
Feels like 10°
Rain
▲ 18°  /  ▼ 14°
Wind
25 mph NNE
Humidity
94%
Dew Point
15°
Pressure
29.69 inHg
Visibility
8 mi
UV Index
0.9
Cloud Cover
97%
Sunrise
6:34 AM
Sunset
6:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dukes County is currently rain at 16°C. Precipitation is likely — peak probability 90% around 5 PM. Sunrise: 6:34AM · Sunset: 6:32PM.

Alerts

High Wind Warning
Eastern Essex, MA, Suffolk, MA, Eastern Norfolk, MA, Eastern Plymouth, MA, Southern Bristol, MA, Southern Plymouth, MA, Barnstable, MA, Dukes, MA, Nantucket, MA, Bristol, RI, Washington, RI, Newport, RI, Block Island, RI
Expires 7:00 AM
High Surf Advisory
Eastern Essex, MA, Suffolk, MA, Eastern Norfolk, MA, Eastern Plymouth, MA, Barnstable, MA, Dukes, MA, Nantucket, MA
Expires 7:00 PM
Coastal Flood Warning
Eastern Essex, MA, Suffolk, MA, Eastern Norfolk, MA, Eastern Plymouth, MA, Barnstable, MA, Dukes, MA, Nantucket, MA
Expires 7:00 PM
Flood Watch
Expires 1:00 AM
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
16°
90%
6 PM
16°
90%
7 PM
16°
90%
8 PM
16°
85%
9 PM
17°
84%
10 PM
17°
82%
11 PM
17°
81%
12 AM
17°
81%
1 AM
17°
81%
2 AM
17°
90%
3 AM
18°
86%
4 AM
18°
90%
5 AM
18°
77%
6 AM
18°
90%
7 AM
18°
90%
8 AM
19°
82%
9 AM
19°
82%
10 AM
19°
82%
11 AM
19°
81%
12 PM
19°
70%
1 PM
19°
70%
2 PM
19°
71%
3 PM
19°
71%
4 PM
19°
80%
7-Day Forecast
Today
18° 14°
Rain, 90% chance.
Sun
19° 17°
Overcast with a 90% chance of rain.
Mon
19° 17°
Overcast with a 59% chance of rain.
Tue
17° 14°
Overcast with a 26% chance of rain.
Wed
18° 14°
Clear.
Thu
19° 14°
Clear.
Fri
18° 13°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 16° Rain 90% 25 mph NNE 94%
6 PM 16° Rain 90% 25 mph NE 94%
7 PM 16° Heavy Rain 90% 24 mph NNE 96%
8 PM 16° Heavy Rain 85% 23 mph NE 96%
9 PM 17° Overcast 84% 23 mph NE 97%
10 PM 17° Overcast 82% 23 mph NE 98%
11 PM 17° Heavy Rain 81% 24 mph NE 98%
12 AM 17° Heavy Rain 81% 24 mph NE 97%
1 AM 17° Heavy Rain 81% 25 mph NE 97%
2 AM 17° Thunderstorm 90% 25 mph ENE 96%
3 AM 18° Heavy Rain 86% 24 mph ENE 96%
4 AM 18° Overcast 90% 23 mph ENE 96%
5 AM 18° Heavy Rain 77% 21 mph ENE 96%
6 AM 18° Rain 90% 21 mph E 96%
7 AM 18° Rain 90% 21 mph E 96%
8 AM 19° Overcast 82% 20 mph E 95%
9 AM 19° Overcast 82% 19 mph E 95%
10 AM 19° Overcast 82% 18 mph E 94%
11 AM 19° Rain 81% 17 mph E 93%
12 PM 19° Rain 70% 16 mph E 91%
1 PM 19° Rain 70% 16 mph E 89%
2 PM 19° Rain 71% 16 mph E 89%
3 PM 19° Rain 71% 16 mph E 90%
4 PM 19° Rain 80% 16 mph E 91%
15-Day Forecast
Today
9/26
Rain
90%
14°
18°
Sun
9/27
Overcast
90%
17°
19°
Mon
9/28
Overcast
59%
17°
19°
Tue
9/29
Overcast
26%
14°
17°
Wed
9/30
Clear
8%
14°
18°
Thu
10/1
Clear
8%
14°
19°
Fri
10/2
Clear
17%
13°
18°
Sat
10/3
Clear
42%
13°
17°
Sun
10/4
Rain
68%
13°
18°
Mon
10/5
Drizzle
51%
14°
19°
Tue
10/6
Drizzle
60%
13°
19°
Wed
10/7
Drizzle
60%
12°
15°
Thu
10/8
Drizzle
60%
12°
14°
Fri
10/9
Clear
25%
12°
14°
Sat
10/10
Drizzle
90%
13°
15°
36
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
20 AQI 3.7 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 36 Good 36 20
Mon 36 Good 34 36
Tue 31 Good 31 23
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Sep 26, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE11 J/kg
MUCAPE118 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index8.2
Kinematics
0–6 km Shear41 kt
0–1 km Shear25 kt
Eff. Shear17 kt
0–1 km SRH192
0–3 km SRH257
Eff. SRH105
Storm Motion137° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.7
Thermo & Levels
PWAT1.86 in
0–3 km LR3.5 °C/km
700–500 LR5.2 °C/km
Total Totals44.7
LCL992 hPa
LFC—
EL—
Freezing Lvl12,881 ft