MARCI weather report, July 8-14, 2019

Dust-lifting occurred northwest of Argyre at the beginning of the week, giving rise to dusty conditions over eastern Valles Marineris for several afternoons. Looking eastward across the southern highlands, numerous small short-lived dust events were observed over Terra Cimmeria. The northern plains were a bit less active, apart from an arcuate-shaped dust storm propagating southeast across Acidalia during the first half of the week. Nearby, the seasonal north polar ice cap edge had retreated northward to ~71° N latitude. Afternoon water ice clouds, associated with the developing aphelion…  [More at link, including video]