The National Oceanic and Atmospheric Administration (NOAA) forecast a ~70% probability that La Nina will reemerge by early winter of 2021/21, which would be the second winter in a row. La Nina conditions in the southwestern US typically bring warmer temperatures and below-average rainfall. This feels discouraging as Central Texas groundwater levels have began to drop in late August.
The bright side is La Nina conditions in the the western US typically brings increased rainfall. This possible return of La Nina would be a welcomed change for our friends in the western US, who have endured terrible drought and the accompanying extreme heat and devastating wildfires.
Read more from NOAA's ENSO Blog here.
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