Tag Archives: clouds

MARCI weather report, Feb 25-March 3, 2019

Last week on Mars, the southern highlands experienced an uptick in local-scale dust storm activity. Meanwhile, on the other side of the red planet, a mixture of dust storms and water ice clouds continued to propagate eastward along the seasonal … Continue reading

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MARCI weather report, February 18-24, 2019

For the past week on Mars, dust storms and water ice clouds continued to crop up along the edge of the seasonal north polar ice cap. The plains of Amazonis, Chryse, and Utopia also experienced some local-scale dust lifting as … Continue reading

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MARCI weather report, February 11-17, 2019

Martian weather patterns were fairly typical for this time of season, this past week. Local-scale dust storms pushed eastward along the margins of the seasonal north polar cap. A couple of these storms pushed southward across Acidalia near the beginning … Continue reading

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MARCI weather report, February 4-10, 2019.

Dust storm activity was at a minimum across the tropics and southern highlands of Mars last week. Local storms were observed along the seasonal north polar cap edge, while the polar vortex showed a wave-2 type structure, typical this time … Continue reading

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MARCI weather report, Jan 28-Feb 3, 2019

Conditions across Mars were similar to that of the previous week. Dust hazes remained present over many southern hemisphere regions. Looking to the northern hemisphere, a couple of dust storms associated with the north polar hood were observed north of … Continue reading

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MARCI weather report, January 21-27, 2019

Elevated levels of atmospheric dust, remnants of a recently abated southern hemisphere regional storm, lingered over most of Mars this past week. At high southern latitudes, the perennial south polar ice cap had reached its minimum summer configuration. While in … Continue reading

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MARCI weather report, December 24-30, 2018

Storm activity remained active for the northern hemisphere of Mars this past week. Dust-lifting along the Acidalia storm-track, which started in the previous week, continued south into Aonia Terra. During that time, a subsequent dust storm was spotted over Chryse … Continue reading

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MARCI weather report, December 17-23, 2018

A slight uptick in dust-lifting activity was observed last week on Mars. Dust storms over Acidalia Planitia pushed southward along the storm-track towards eastern Valles Marineris. Meanwhile, the plains of Amazonis, Arcadia, and Utopia encountered repeated local-scale dust storms. Looking … Continue reading

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THEMIS: Clouds over south polar cap layers

THEMIS Image of the Day, December 25, 2018. This line of clouds is located over the ice of the south polar cap. At the time of year when this VIS image was collected (southern hemisphere summer), clouds are a common … Continue reading

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THEMIS: Cloudy day over the south polar ice cap

THEMIS Image of the Day, December 17, 2018. This VIS image shows a layer of clouds over the south polar cap. See more THEMIS Images of the Day by geological subject.

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