06/25/2018, 4:08 am EDT

The Great Rainfall Regime of Late Calendar Spring 2018 for The Midwest U.S. to Virginia

Pictured is the 30-day rainfall amount across Virginia indicating a range of 10-25 in. (and high spots near 30 in.). The great rainfall event of late calendar spring 2018 from the Midwest U.S. to Virginia was caused in a large part by a vast cooler than normal ocean surface regime south of Greenland.
06/18/2018, 2:32 pm EDT

Despite Warm Subsurface Why is El Nino Slow to Develop?

The equatorial subsurface Pacific Ocean is plenty warm and warming and foreshadows El Nino ahead once trade winds cease on a consistent basis. Cross-equatorial flow powered by the positive phase of the Pacific meridional mode has prevented surface warming into late calendar northern hemisphere spring.
06/18/2018, 4:22 am EDT

Heavy Rains To Hit U.S. Corn Belt This Week

After a hot and mostly dry period through mid-June Central U.S. agriculture areas are struck by 3-6 in. of gully-washer rains this week.
06/14/2018, 9:44 am EDT

Another Negative Atmospheric Angular Momentum Episode Ahead Causing Weather Extremes

Another slow down of the prevailing westerly flow aloft in the middle latitudes is forecast for the last 10 days of June leading to increased risk of extreme weather events.