In the world of weather, it is often feast or famine! In today’s IQ Weather blog, we can see both at work at the same time!
Those of you have taken our course understand the huge influence that the oceans play in setting up weather patterns. Our current La Nina ocean pattern is weakening, but is still helping to lock a drought into place over the southwestern United States. The U.S. Drought Monitor keeps track of long-term drought severity, and here is a look at the latest areas of drought in the U.S.
Once this ocean pattern shifts a bit, and continues to weaken, hopefully we’ll see some rain returning to this parched area of the country. The satellite picture shows this area of drought, and since it is so dry, there is very little moisture to turn into clouds. Once a drought gets going, it can take a long time to reverse the trends.
Since January the area of drought has slipped a bit farther to the west. Here is how the situation looked early this...