The "Dog Days of Summer" are holding true to form this week.

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The National Weather Services has issued a Heat Advisory for northeast Missouri and western Illinois from 1 p.m. Monday through 9 p.m. Thursday.

Officially, the advisory has been posted for Adams, Brown and Pike counties in Illinois and Audrain, Knox, Lewis, Shelby, Marion, Monroe, Ralls and Pike counties in Missouri.

Forecasters are calling for heat index values to run as high at 106 degrees Monday through Thursday.

The weather service warns that hot temperatures and high humidity could cause heat illness.

You are advised to drink plenty of fluids, stay in an air conditioned room, stay out of the sun and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances.

The Weather Service also advises you to take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Wear lightweight and loose fitting clothing when possible.

The Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned areas.

One more thing - the effects of high heat are cumulative. As this four day heat event continues, heat related illnesses will be become more likely each day.

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