Norfolk County, MA Weather Alerts
Every National Weather Service alert issued for Norfolk County, Massachusetts, pushed to your phone within moments — county code MAC021, forecast zone 4 zones (MAZ013, MAZ016, MAZ015, MAZ019). Free with StormCast.
Download on Google PlayHow the NWS identifies Norfolk County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches MAC021 directly rather than matching on place names, which is why an alert arrives whether you are in Avon or anywhere else in the county.
NWS County Code
MAC021
Forecast Zones
4 zones (MAZ013, MAZ016, MAZ015, MAZ019)
Forecast Office
Norton (BOX)
Radar Station
KBOX
Towns covered in Norfolk County
An NWS alert for Norfolk County applies to all 39 of these communities. You do not need a separate alert for each one.
River gauges in and around Norfolk County
StormCast tracks 7 gauges near Norfolk County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
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Alert types issued for Norfolk 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 →Norfolk County weather alert questions
Which NWS forecast zone is Norfolk County in?
Norfolk County, Massachusetts is NWS county code MAC021 and spans 4 forecast zones (MAZ013, MAZ016, MAZ015, MAZ019). Alerts for it are issued by the Norton (BOX) Weather Forecast Office, and the nearest NEXRAD radar is KBOX.
Which towns in Norfolk County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Norfolk County covers every community inside it, including Avon, Babson Park, Bellingham, Braintree, Brookline, Brookline Village, Canton, Cohasset, Dedham, Dover, East Walpole, East Weymouth, Foxboro, Franklin, Holbrook, Medfield, Medway, Millis, Milton, Milton Village, Needham, Needham Heights, Norfolk, North Weymouth, Norwood, Plainville, Quincy, Randolph, Sharon, Sheldonville, South Walpole, South Weymouth, Stoughton, Walpole, Wellesley, Wellesley Hills, Westwood, Weymouth and Wrentham.
Are there river gauges in Norfolk County?
Yes — StormCast monitors 7 river gauges in and around Norfolk County, including Neponset River at Norwood, Neponset River at Green Lodge St Canton, Neponset River at E. Br. at Canton. 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 Norfolk County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for MAC021, the push notification goes out within moments — even with your screen off.