Alert archive / Massachusetts / Heat Advisories in 2018

Heat Advisory 10, NWS Boston/Norton, MA

August 27, 201810 counties in Massachusetts; 5 counties in Rhode Island; Northeastern Connecticut Planning Region, Connecticut

NWS Boston/Norton, MA issued this heat advisory at Aug 27, 2018, 2:51 AM EDT for 10 counties in Massachusetts; 5 counties in Rhode Island; Northeastern Connecticut Planning Region, Connecticut. It took effect at Aug 28, 2018, 10:00 AM EDT. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued: Aug 27, 2018, 2:51 AM EDT (06:51 UTC)
In effect from: Aug 28, 2018, 10:00 AM EDT
Expired: Aug 29, 2018, 9:00 PM EDT
In force: 35 hr
Issued by: NWS Boston/Norton, MA

Counties Northeastern Connecticut Planning Region, CT, Barnstable County, MA, Bristol County, MA, Dukes County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Norfolk County, MA, Plymouth County, MA, Worcester County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 33 km from the middle of the area, began a volume at 06:52 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Boston/Norton, MA wrote its last area forecast discussion before this heat advisory went out at Aug 27, 2:45 AM EDT, 6 minutes earlier.

Area forecast discussion, Aug 27, 2:45 AM EDT, 6 minutes before

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Hazardous weather outlook, Aug 26, 4:09 PM EDT, 10 hours 42 minutes before

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The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 27, 2:51 AM EDT	Excessive Heat Watch	BOX	Bristol, Essex, Hampden, Middlesex, Norfolk, Plymouth and 1 more	24 hr
Aug 27, 3:20 PM EDT	Excessive Heat Warning	BOX	Bristol, Essex, Hampden, Hampshire, Middlesex, Norfolk and 2 more	54 hr

Nearby

Heat Advisories in Massachusetts, 2018 Heat Advisories in Rhode Island, 2018 Heat Advisories in Connecticut, 2018 Every heat advisory in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.