Flash Flood Warning — Bristol County, MA, Plymouth County, MA, Newport County, RI 5:45 PM 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 Coastal Flood Advisory — Southern Bristol, MA, Southern Plymouth, MA, Southeast Providence, RI, Eastern Kent, RI, Bristol, RI, Washington, RI, Newport, RI, Block Island, RI 7:00 PM Flood Watch 1:00 AM

Fall River, Massachusetts

Last updated: 4:29 PM CDT  ·  Refresh
14°C
Feels like 9°
Overcast
▲ 17°  /  ▼ 13°
Wind
20 mph NNE
Humidity
94%
Dew Point
13°
Pressure
29.67 inHg
Visibility
2 mi
UV Index
1.0
Cloud Cover
99%
Sunrise
6:36 AM
Sunset
6:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Fall River is currently overcast at 14°C. Precipitation is likely — peak probability 90% around 5 PM. Sunrise: 6:36AM · Sunset: 6:34PM.

33 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
14°
90%
6 PM
15°
90%
7 PM
15°
90%
8 PM
15°
85%
9 PM
15°
84%
10 PM
16°
82%
11 PM
16°
81%
12 AM
16°
81%
1 AM
16°
81%
2 AM
16°
90%
3 AM
17°
90%
4 AM
17°
90%
5 AM
16°
90%
6 AM
16°
90%
7 AM
17°
85%
8 AM
17°
85%
9 AM
17°
90%
10 AM
18°
90%
11 AM
18°
90%
12 PM
20°
90%
1 PM
21°
79%
2 PM
21°
79%
3 PM
21°
79%
4 PM
20°
80%
7-Day Forecast
Today
17° 13°
Overcast with a 90% chance of rain.
Sun
21° 15°
Overcast with a 90% chance of rain.
Mon
19° 14°
Overcast with a 90% chance of rain.
Tue
17° 12°
Overcast with a 44% chance of rain.
Wed
19° 12°
Clear.
Thu
24° 13°
Drizzle, 43% chance.
Fri
22° 11°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 14° Overcast 90% 20 mph NNE 93%
6 PM 15° Rain 90% 21 mph NNE 94%
7 PM 15° Heavy Rain 90% 21 mph NNE 94%
8 PM 15° Heavy Rain 85% 20 mph NNE 95%
9 PM 15° Heavy Rain 84% 20 mph NNE 95%
10 PM 16° Heavy Rain 82% 20 mph NNE 95%
11 PM 16° Heavy Rain 81% 20 mph NNE 96%
12 AM 16° Heavy Rain 81% 20 mph NNE 96%
1 AM 16° Heavy Rain 81% 20 mph NNE 96%
2 AM 16° Heavy Rain 90% 20 mph NNE 96%
3 AM 17° Heavy Rain 90% 20 mph NNE 96%
4 AM 17° Heavy Rain 90% 20 mph NE 97%
5 AM 16° Heavy Rain 90% 18 mph NE 96%
6 AM 16° Heavy Rain 90% 17 mph NE 96%
7 AM 17° Heavy Rain 85% 16 mph NE 96%
8 AM 17° Heavy Rain 85% 15 mph ENE 96%
9 AM 17° Heavy Rain 90% 14 mph ENE 96%
10 AM 18° Heavy Rain 90% 13 mph ENE 96%
11 AM 18° Overcast 90% 12 mph ENE 95%
12 PM 20° Overcast 90% 11 mph ENE 94%
1 PM 21° Overcast 79% 11 mph ENE 92%
2 PM 21° Overcast 79% 11 mph ENE 91%
3 PM 21° Rain 79% 11 mph ENE 92%
4 PM 20° Rain 80% 11 mph ENE 92%
15-Day Forecast
Today
9/26
Overcast
90%
13°
17°
Sun
9/27
Overcast
90%
15°
21°
Mon
9/28
Overcast
90%
14°
19°
Tue
9/29
Overcast
44%
12°
17°
Wed
9/30
Clear
9%
12°
19°
Thu
10/1
Drizzle
43%
13°
24°
Fri
10/2
Clear
17%
11°
22°
Sat
10/3
Rain
69%
11°
18°
Sun
10/4
Drizzle
44%
13°
20°
Mon
10/5
Drizzle
51%
12°
23°
Tue
10/6
Drizzle
60%
10°
22°
Wed
10/7
Drizzle
60%
9°
16°
Thu
10/8
Drizzle
60%
9°
16°
Fri
10/9
Clear
25%
8°
16°
Sat
10/10
Drizzle
60%
9°
17°
33
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
28 AQI 5.1 µg/m³
O3
Ground-level ozone
Dominant
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 33 Good 33 28
Mon 40 Good 34 40
Tue 34 Good 30 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 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 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE16 J/kg
MUCAPE28 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index10.7
Kinematics
0–6 km Shear34 kt
0–1 km Shear35 kt
Eff. Shear—
0–1 km SRH196
0–3 km SRH405
Eff. SRH—
Storm Motion101° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index35.0
Thermo & Levels
PWAT1.76 in
0–3 km LR2.8 °C/km
700–500 LR5.7 °C/km
Total Totals45.1
LCL988 hPa
LFC—
EL—
Freezing Lvl12,930 ft