High pressure currently situated over the interior western U.S. is to blame for the Santa Ana winds impacting southern California this week. This area of high pressure induces easterly winds that flow across the desert southwest and across the Santa Rosa mountains in southern California. As the air is compressed while crossing the mountain range, […]
Tag: relative humidity
South Dakota Heat Burst
Two nights ago in Huron, South Dakota the temperature jumped from 73 degrees to 91 degrees in less than an hour. This rare phenomenon is known as a Heat Burst. As the temperature spiked, the relative humidity dropped to around 25% and wind gusts reached near 50 mph. This tweet from WeatherBug shows the bulls eye […]