Bryce Anderson DTN Ag Meteorologist and DTN Analyst
Mon May 18, 2015 03:01 PM CDT

Weather headlines the past couple weeks have been dominated by El Nino development in the Pacific Ocean. However, a feature which claimed center stage in much of the past two growing season--blocking high pressure in the northern latitudes--is still on the scene. And, that feature kicked in the door for attention during the past week.

The "northern block" is comprised of two high pressure centers--one on the west coast of Canada, and the second near Greenland in the North Atlantic Ocean. The influence of these two highs has affected the U.S. crop area weather pattern in these ways:

1) The ...

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