OMEGA BLOCKING PATTERN…

You might be wondering why we are experiencing the above average temperatures across the area. The answer is as simple as the Greek letter Omega.

We have what is referred to as an Omega Blocking Pattern across the United States. Air over the Southwest U.S. is forced to the north into Canada and back south in the the Southeast U.S. by a strong ridge of high pressure over the center of the country. The area under the omega block typically experiences dry and warm weather for an extended period of time while rain and clouds are common with the two troughs on either side of the omega block. There is the answer of why we are experiencing the dry and very warm weather! Here is a visual of how an omega block sets up…do you think it looks like the Greek letter Omega?

BLOG POST BY PATRICK CRAWFORD 5/20/2008, 8:21am

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