MARCI weather report, September 12-18, 2016

The diffuse, dusty conditions over Noachis and the southern mid-latitudes was all that remained of the regional dust storm that occurred earlier in the month. There was an indication at the beginning of the week, that the storm had entered its final stage in its evolutionary cycle, known as the “decay phase”. This is when the active lifting of dust from the surface ceases and the lofted dust begins to settle out of the atmosphere. For the largest storms it is also the longest duration stage. Small transient dust storms were spotted along the edge of the receding seasonal south polar ice cap. Looking to the northern… [More at link, including video]