Homographs are words that are spelled the same regardless of pronunciation (they may be pronounced the same or differently). Homonyms are words that are both spelled and pronounced the same. Therefore a homonym is both a type of homograph and a type of homophone. To be correct I believe the Venn diagram should have one circle labeled homograph and the other labeled homophone. The intersection should be labeled homonym.
An Excessive Heat Warning is issued when heat indices are expected to reach at least 105 degrees, except at least 110 degrees over Delmarva and far southern New Jersey (Salem, Cumberland, Cape May, and Atlantic Counties).
WITH GUSTS BETWEEN 25 AND 40 MPH. THIS WILL RESULT IN WIDESPREAD ELEVATED FIRE WEATHER DANGER AWAY FROM THE COAST THROUGH AT LEAST FRIDAY. THE HIGHEST CONCERN IS THROUGH THURSDAY OVER THE MOUNTAINS AND DESERT FOOTHILLS OF LOS ANGELES AND VENTURA COUNTIES WHERE A RED FLAG WARNING REMAINS IN EFFECT.