Looking more and more likely that we'll be in a weak La Niña this Fall. Here's how Fall temps and precipitation look when the ENSO 3.4 region is between -0.5°C and -1.0°C. In all cases, I used the trailing 30-year climatology (not a static period). pic.twitter.com/CR11aRZ02B

— Brian Brettschneider (@Climatologist49) July 17, 2020