Today | Weather | Tuesday, March 17, 2026
Active Weather Warnings

Weather in New Bedford, Massachusetts

03:23 AM
Now
Stormy Weather
48° F
Feels Like 36°
Precipitation 61 %
Wind 27 mph
Humidity 98 %
Today
Partly Sunny with Showers
Day 46°
Night 25°
Precipitation 55 %
Wind 16 mph
UV Index (0 - 11+) 5

New Bedford Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 17, 2025)
Rainy Weather

Day

55°

Night

39°

Wind

8 mph

UV Index

1

Precipitation

100 %

Air Quality in New Bedford

NOW
27 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.12 µg/m³
PM10 7.75 µg/m³
O3 0.029 ppm
NO2 0.3 ppb
SO2 0.1 ppb
CO 0.09 ppm
NH3 0 µg/m³
NO 0 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)
PM2.55.12 µg/m³
PM107.75 µg/m³
O357.25 µg/m³
NO20.54 µg/m³
SO20.31 µg/m³
CO108.58 µg/m³
NH30 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for New Bedford

Severe Future Possible

High Wind Watch

High Wind Watch issued March 15 at 12:13PM EDT until March 17 at 6:00AM EDT by NWS Boston/Norton MA
Mar 16, 5:00 PM Mar 17, 6:00 AM
WHAT: South winds 20 to 30 mph with gusts up to 60 mph possible.

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

WHEN: From Monday afternoon through late Monday night.

IMPACTS: Damaging winds could blow down trees and power lines.
Power outages are possible. Travel could be difficult, especially
for high profile vehicles.
+ Read More
Monitor the latest forecasts and warnings for updates.
Updated: Mar 16, 12:04 AM Source: NWS Alert
Severe Expected Likely

High Wind Warning

High Wind Warning issued March 16 at 3:00PM EDT until March 17 at 6:00AM EDT by NWS Boston/Norton MA
Mar 16, 5:00 PM Mar 17, 6:00 AM
WHAT: South winds 20 to 30 mph with gusts up to 65 mph expected.

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

WHEN: Until 6 AM EDT Tuesday.

IMPACTS: Damaging winds will blow down trees and power lines.
Power outages are possible. Travel will be difficult, especially
for high profile vehicles.
+ Read More
Remain in the lower levels of your home during the windstorm, and avoid windows. Watch for falling debris and tree limbs. Use caution if you must drive.
Updated: Mar 17, 2:10 AM Source: NWS Alert
Severe Future Possible

Flood Watch

Flood Watch issued March 16 at 3:04PM EDT until March 17 at 8:00AM EDT by NWS Boston/Norton MA
Mar 16, 3:04 PM Mar 17, 8:00 AM
WHAT: Flooding is possible from periods of heavy rain through
tonight combined with last week/s snow melt.

WHERE: All of southern New England except the outer-Islands.

WHEN: Through Tuesday morning.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Area creeks
and streams are running high and could flood with more heavy rain.

ADDITIONAL DETAILS:
- Periods of heavy showers and potentially a few embedded
thunder will continue through tonight. This combined with
last week/s snow melt may result in some river and small
stream flooding as well as pockets poor drainage street
flooding.
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Updated: Mar 17, 2:10 AM Source: NWS Alert