Weather rarely has a material impact on overall markets. But that could change in the coming quarters as the potential for extreme weather heightened by El Niño could cause significant economic disruptions. The World Meteorological Organization has announced a 90% probability of an El Niño event in the second half of this year. This phenomenon refers to a warming surface of the Pacific Ocean that can cause shifts in both temperature and weather patterns. Extreme heat is already being felt with the hottest week on record for the entire planet in the beginning of July, following the hottest June on record according to the W ... (full story)