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It’s Aug. 5, the 217th day of the year; 148 days remain in 2018. The National Weather Service reports that yesterday’s Lake Michigan temperatures were 78 at the Chicago shore, 73 at the Chicago crib and 73 at the Wilmette buoy.

Today:

McGaw YMCA Summer Triathlon begins at 8 a.m. Dodge Avenue will be closed between Church and Greenwood for a few hours.

Shakespeare on the Ridge: “The Merry Wives of Windsor.” 7 p.m. at Ridgeville Park. Free.

Look for the Summer Triangle in the night sky.

In History:

1850: Guy de Maupassant born

1914:First electric traffic signal installed

1963: Nuclear Test Ban Treaty signed

1981:  Reagan fires 11,359 air-traffic controllers

Celebrations:

Sister Day

Work Like a Dog Day (even though it’s Sunday)