The Town of Newtown Office of the First Selectman, Emergency Management and Health District have issued a heat advisory "to prevent our citizens from becoming victims of the heat during these days of extremely high temperatures."C.H. Booth Library, 25 Main Street, which is currently open Monday through Thursday, 9:30 am-8 pm; Friday, 11 am-5 pm; and Saturday, 9:30 am-5 pm. The library does not have Sunday hours during the summer months.Edmond Town Hall, 45 Main Street, which will conclude its run of Guardians of the Galaxy Vol 2 today with screenings at 1, 4:15 and 7:15 pm. For the week of July 21-27, the theater will be hosting two films: Smurfs: The Lost Village and The Mummy. All movie tickets are $3. Click through the links above for movie details including the full screening schedule.Newtown Municipal Center, 3 Primrose Street, which is open weekdays from 7 am until 6 pm, and later when there are night meetings (such as tonight's Sustainable Energy Commission and Planning & Zoning Commission meetings, scheduled for 7 and 7:30 pm respectively). The Office of the First Selectman can be reached at 203-270-4201; Health District, 203-270-4291; and Office of Emergency Management/Fire Marshal, 203-270-4370.Newtown Senior Center, 14 Riverside Road, which is open Monday through Friday from 8:30 am until 4:30 pm; telephone 203-270-4310.Additional Safety Suggestionsready.gov/heat.

The weather forecast is for continuing hot temperatures today and tomorrow.

Residents are welcome to visit any of the following locations to see relief from the heat:

As of 1 pm Thursday, the National Weather Service cautioning that "a complex of showers and thunderstorms is expected to pass across the tri-state area this evening." A Hazardous Weather Outlook was in effect for for southern Connecticut, northeast New Jersey and southeast New York.

Thursday's thunderstorms, according to the weather service, "could produce gusty winds in excess of 50 mph and hail as well as downpours that could result in ponding of water or poor drainage flooding." NWS offered "a 40 percent change of showers and thunderstorms, mainly after 10 pm."

Until that time, the localized NWS weather forecast for Newtown was calling for mostly sunny conditions, with a high near 91, west wind 7-10 pm.

Friday will be "mostly sunny, with a high near 88. Light west wind becoming northwest 5 to 10 mph in the morning," according to NWS. Friday night will be cooler, with a low around 62 and partly cloudy skies, the weather service continued. Low chances of showers and thunderstorms were posted for the weekend.

In addition to suggesting cooling center locations, town officials are urging residents to do shopping and other errands at air-conditioned locations.

"Our grocery stores are full of healthy choices and air-conditioning, as are many of our local businesses," the officials said via the July 20 announcement.

Residents are asked to check on elderly or frail neighbors, to be certain they are safe in the current hot weather.

"You might want to suggest that they come to any of our 'cool locations' if their residence is overheated," the officials also said early Thursday afternoon.

Monitoring pets should also be part of the routine during days of high temperatures and/or humidity. Keep them  out of the sun and do not leave them in vehicles, even with windows open. Be sure they have plenty of water.

Drink plenty of water.

Avoid alcohol and caffeine.

Eat lightly throughout the day.

Avoid strenuous exercise.

Avoid exposure to direct sunlight or long periods in the sun, especially during the hours of noon and 4 pm, which are the hottest hours of the day.

Take frequent rests for cooling down in an air-conditioned area or near a fan.

Wear lightweight, loose fitting, light colored clothing.

Heat related illness has common symptoms that should be watched for, including dry red, spotted skin; a body temperature at or above 105º F, weakness, headache, cramps, mental confusion, dizziness, fatigue, nausea, and rash.

Governor Dannel P. Malloy on Wednesday reminded Connecticut residents that cooling centers across the state can also be located by calling 211.

"A few simple steps can greatly reduce heat-related issues, especially for the elderly, the very young, and people with respiratory ailments who are more susceptible to the effects of high temperatures," Gov Malloy said. "Towns and cities across the state have cooling centers available. Any resident looking for a place to cool off should call 211 to find out where their closest cooling center is located."

Action steps that residents should take to protect themselves during periods of extreme heat can be found at