Areal Flood Warning — Bristol County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA 6:30 PM Coastal Flood Statement — Southern Bristol, MA, Southern Plymouth, MA, Southeast Providence, RI, Eastern Kent, RI, Bristol, RI, Washington, RI, Newport, RI, Block Island, RI 11:00 PM Flood Watch 1:00 AM Flood Warning — Bristol County, MA, Plymouth County, MA 10:00 PM

Bristol County, Massachusetts, United States

Last updated: 4:54 PM CDT  ·  Refresh
18°C
Feels like 18°
Fog
▲ 19°  /  ▼ 15°
Wind
10 mph NE
Humidity
97%
Dew Point
18°
Pressure
29.62 inHg
Visibility
0 mi
UV Index
0.7
Cloud Cover
98%
Sunrise
6:37 AM
Sunset
6:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Bristol County is currently fog at 18°C. Precipitation is likely — peak probability 90% around 9 AM. Sunrise: 6:37AM · Sunset: 6:32PM.

Alerts

Areal Flood Warning
Bristol County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA
Expires 6:30 PM
Coastal Flood Statement
Southern Bristol, MA, Southern Plymouth, MA, Southeast Providence, RI, Eastern Kent, RI, Bristol, RI, Washington, RI, Newport, RI, Block Island, RI
Expires 11:00 PM
Flood Watch
Expires 1:00 AM
Flood Warning
Bristol County, MA, Plymouth County, MA
Expires 10:00 PM
37 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
56%
6 PM
19°
68%
7 PM
18°
67%
8 PM
18°
55%
9 PM
18°
84%
10 PM
17°
82%
11 PM
17°
67%
12 AM
17°
67%
1 AM
17°
67%
2 AM
16°
67%
3 AM
17°
68%
4 AM
15°
68%
5 AM
15°
81%
6 AM
15°
81%
7 AM
15°
81%
8 AM
16°
81%
9 AM
16°
90%
10 AM
16°
90%
11 AM
16°
90%
12 PM
17°
90%
1 PM
17°
81%
2 PM
17°
76%
3 PM
17°
76%
4 PM
17°
62%
7-Day Forecast
Today
19° 15°
Fog with a 67% chance of rain.
Mon
19° 13°
Overcast with a 90% chance of rain.
Tue
19° 12°
Mostly Cloudy.
Wed
21° 14°
Partly Cloudy.
Thu
26° 14°
Clear.
Fri
27° 16°
Clear with a 29% chance of rain.
Sat
21° 11°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 18° Fog 56% 10 mph NE 97%
6 PM 19° Fog 68% 10 mph NE 97%
7 PM 18° Fog 67% 10 mph NE 98%
8 PM 18° Fog 55% 10 mph NE 98%
9 PM 18° Fog 84% 11 mph NE 98%
10 PM 17° Fog 82% 11 mph NE 98%
11 PM 17° Fog 67% 11 mph NE 98%
12 AM 17° Fog 67% 11 mph NE 98%
1 AM 17° Fog 67% 11 mph NE 99%
2 AM 16° Fog 67% 11 mph NE 99%
3 AM 17° Fog 68% 10 mph NE 98%
4 AM 15° Overcast 68% 10 mph NE 98%
5 AM 15° Rain 81% 9 mph NE 98%
6 AM 15° Rain 81% 9 mph NNE 98%
7 AM 15° Rain 81% 9 mph NE 98%
8 AM 16° Overcast 81% 8 mph NE 98%
9 AM 16° Overcast 90% 8 mph NE 98%
10 AM 16° Overcast 90% 8 mph NE 98%
11 AM 16° Overcast 90% 8 mph NE 97%
12 PM 17° Rain 90% 8 mph NNE 96%
1 PM 17° Rain 81% 8 mph NE 96%
2 PM 17° Rain 76% 8 mph NE 97%
3 PM 17° Rain 76% 8 mph NE 97%
4 PM 17° Rain 62% 7 mph NNE 97%
15-Day Forecast
Today
9/27
Fog
67%
15°
19°
Mon
9/28
Overcast
90%
13°
19°
Tue
9/29
Mostly Cloudy
15%
12°
19°
Wed
9/30
Partly Cloudy
8%
14°
21°
Thu
10/1
Clear
3%
14°
26°
Fri
10/2
Clear
29%
16°
27°
Sat
10/3
Clear
28%
11°
21°
Sun
10/4
Drizzle
60%
9°
18°
Mon
10/5
Drizzle
90%
10°
18°
Tue
10/6
Drizzle
60%
11°
19°
Wed
10/7
Drizzle
60%
10°
16°
Thu
10/8
Drizzle
60%
10°
17°
Fri
10/9
Drizzle
60%
10°
17°
Sat
10/10
Drizzle
60%
9°
17°
Sun
10/11
Drizzle
60%
9°
17°
37
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
37 AQI 6.6 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 37 Good 35 37
Tue 36 Good 29 36
Wed 34 Good 20 34
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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sun Sep 27, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE10 J/kg
MUCAPE43 J/kg
SBCIN-1 J/kg
MLCIN0 J/kg
Lifted Index1.6
Kinematics
0–6 km Shear32 kt
0–1 km Shear23 kt
Eff. Shear—
0–1 km SRH156
0–3 km SRH154
Eff. SRH—
Storm Motion143° @ 19 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index29.3
Thermo & Levels
PWAT1.40 in
0–3 km LR4.6 °C/km
700–500 LR5.7 °C/km
Total Totals45.9
LCL994 hPa
LFC977 hPa
EL968 hPa
Freezing Lvl13,002 ft