Today's heat could break records. Here's what to expect during the heat advisory this week

Veer Mudambi, Worcester Telegram & Gazette
·2 min read
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A heat advisory is in effect for southern New England from 8 a.m. Monday to 8 p.m. Wednesday.

Temperatures are expected to reach a high of 93 degrees and together with the high humidity could cause heat-related illnesses, warned the National Weather Service's Norton office.

The heat index value, which takes humidity into account, could reach a blistering 103 degrees today.

"Dangerous heat and humidity is on tap for our region today through Wednesday, with the chance for mainly afternoon and evening thunderstorms each day, and especially later Wednesday into Wednesday night," the forecaster discussion said. "A cold frontal passage late Wednesday into Thursday will give way to a much more comfortable airmass to end this work week."

Where is the heat advisory in effect for?

A heat advisory is in effect for most of Southern New England.
A heat advisory is in effect for most of Southern New England.

Counties affected are Southern Worcester, Central Middlesex, Northern Middlesex, Southeast Middlesex, Suffolk, Eastern Essex, Western Essex, Eastern Franklin, Eastern Hampden, and Eastern Hampshire Counties.

How to stay safe

The NWS recommends staying hydrated and making sure people have access to air conditioning, said an NWS spokesperson.

More: Weather service is warning of dangerous heat this week. Here's how to cope without AC

Take extra precautions when outside. Wear lightweight and loose-fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Is this a record?

There is a chance that Worcester could break a record for today, said the NWS spokesperson. The highest temperature on record for today was 90 degrees in 1892, which will be exceeded if the forecast continues to 93 degrees as expected.

More: Heat advisory prompts Worcester to open cooling centers. Here's the schedule.

Forecast for Worcester: A slight chance of showers between noon and 1 p.m., then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Southwest wind six to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

This article originally appeared on Telegram & Gazette: Heat advisory Massachusetts: The heat index value is 103. What to know