Suffolk County, MA Weather Alerts

Every National Weather Service alert issued for Suffolk County, Massachusetts, pushed to your phone within moments — county code MAC025, forecast zone 2 zones (MAZ015, MAZ013). Free with StormCast.

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How the NWS identifies Suffolk County

These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches MAC025 directly rather than matching on place names, which is why an alert arrives whether you are in Allston or anywhere else in the county.

NWS County Code

MAC025

Forecast Zones

2 zones (MAZ015, MAZ013)

Forecast Office

Norton (BOX)

Radar Station

KBOX

Towns covered in Suffolk County

An NWS alert for Suffolk County applies to all 14 of these communities. You do not need a separate alert for each one.

Allston Boston Brighton Charlestown Chelsea East Boston Hyde Park Jamaica Plain Mattapan Readville Revere Roslindale West Roxbury Winthrop

River gauges in and around Suffolk County

StormCast tracks 6 gauges near Suffolk County. Set a flood-stage alert on any of them to get notified before the water reaches you.

All Massachusetts river gauges →

Current conditions

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Alert types issued for Suffolk County

Tornado

Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.

How tornado alerts work →

Flooding

Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.

How flood alerts work →

Winter

Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.

Winter warnings explained →

Fire Weather

Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.

Fire weather alerts →

Heat & Cold

Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.

Frost & freeze alerts →

Wind & Lightning

High Wind Warning, Wind Advisory and lightning proximity alerts.

Lightning alerts →

Suffolk County weather alert questions

Which NWS forecast zone is Suffolk County in?

Suffolk County, Massachusetts is NWS county code MAC025 and spans 2 forecast zones (MAZ015, MAZ013). Alerts for it are issued by the Norton (BOX) Weather Forecast Office, and the nearest NEXRAD radar is KBOX.

Which towns in Suffolk County are covered?

All of them. NWS alerts are issued at the county and zone level, so a warning for Suffolk County covers every community inside it, including Allston, Boston, Brighton, Charlestown, Chelsea, East Boston, Hyde Park, Jamaica Plain, Mattapan, Readville, Revere, Roslindale, West Roxbury and Winthrop.

Are there river gauges in Suffolk County?

Yes — StormCast monitors 6 river gauges in and around Suffolk County, including Muddy River at Brookline, Boston Harbor at Boston (IN MLLW), Neponset River at Milton Village. You can set a flood-stage alert on any of them and get a push notification when the water rises.

How fast are alerts for Suffolk County delivered?

StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for MAC025, the push notification goes out within moments — even with your screen off.

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