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May 2008
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KGW Meteorologist Joe Michaels: July 2007 ArchivesThe large storm system that plagued our region with cloud cover throughout the weekend did more than just block out the sunshine. It also pushed tropical moisture into the Pacific Northwest. Out ahead of this storm system our wind flow is coming in out of the south and southwest. So moist air is streaming in. That's actually pretty typical with these large storms. But what is so unusual about this storm is its strength, and also th... La Nina...spanish for 'the little girl'...appears to be absent so far this year. But what is La Nina? This phenomenon is a cooling of the Pacific Ocean near the equator. It can have widespread impacts on weather conditions across the globe. One of those impacts...it can effect the number of hurricanes in the Atlantic basin. Typically, 'La Nina' years bring more hurricane activity than non 'La Nina' years. So one could think that t... I wrote last weekend about the heat that was going to push into the area, and it did push in...just not quite as aggressively as we were thinking. So, if you were dreading the hot stuff...you got lucky! Our hottest temperature was on July 4, at just 90 degrees. But your luck might run out this week. Another large area of high pressure is expected to develop across the West, and that will allow a thermal trough to develop. These the... |
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