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Today | Weather | Tuesday, November 4, 2025
Active Weather Warnings

Weather in Brockton, Massachusetts

01:49 PM
Now
Cloudy Weather
55° F
Feels Like 48°
Precipitation 0 %
Wind 21 mph
UV Index (0 - 11+) 2
Humidity 35 %
Today
Sunny Weather
Day 55°
Night 36°
Precipitation 0 %
Wind 18 mph
UV Index (0 - 11+) 3

Brockton Weather Forecast Updated

30 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (November 4, 2024)

Cloudy Night

Day

50°

Night

46°

Wind

6 mph

Precipitation

25

Air Quality in Brockton

NOW
40 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.81 µg/m³
PM10 1.69 µg/m³
O3 0.043 ppm
NO2 0.9 ppb
SO2 0.2 ppb
CO 0.10 ppm
NH3 0.2 µg/m³
NO 0.26 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 0.81 µg/m³
PM10 – 1.69 µg/m³
O3 – 84.46 µg/m³
NO2 – 1.6 µg/m³
SO2 – 0.56 µg/m³
CO – 109.76 µg/m³
NH3 – 0.2 µg/m³
NO – 0.26 µg/m³
View Hourly Air Quality Forecast

Weather Alerts and Warnings for Brockton

Moderate Expected Likely

Wind Advisory

Wind Advisory issued November 4 at 10:00AM EST until November 4 at 7:00PM EST by NWS Boston/Norton MA
Nov 4, 10:00 AM → Nov 4, 7:00 PM
WHAT: For the Wind Advisory, northwest winds 10 to 20 mph with
gusts up to 45 mph. For the High Wind Watch, west winds 25 to 35
mph with gusts up to 65 mph possible.

WHERE: Portions of northern Connecticut, central, eastern,
northeastern, southeastern, and western Massachusetts, and
northern and southern Rhode Island.

WHEN: For the Wind Advisory, until 7 PM EST this evening. For the
High Wind Watch, from Wednesday evening through Thursday morning.

IMPACTS: Damaging winds could blow down trees and power lines.
Power outages are possible. Travel could be difficult, especially
for high profile vehicles. Gusty winds will blow around unsecured
objects. Tree limbs could be blown down and some power outages may
result.
+ Read More
Monitor the latest forecasts and warnings for updates. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Updated: Nov 4, 1:18 PM Source: NWS Alert