Tag Archives: wind

MARCI weather report, June 26-July 2, 2017

Last week on Mars, an extensive arcuate-shaped dust storm extended over eastern Acidalia before quickly subsiding near Deuteronilus. Focusing our attention further equatorwards, local-scale dust storms were frequent in the northern extratropics. The floors of the two giant impact basins, … Continue reading

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MARCI weather report, June 19-25, 2017

Dust-raising activity persevered along the edge of the seasonal north polar ice cap this past week. While the majority of the storms were small in scale, more extensive storm fronts were spotted over Utopia Planitia towards the end of the … Continue reading

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MARCI weather report, June 12-18, 2017

Local-scale dust-raising activity continued this past week with sporadic storms over the mid-to-high latitudes of both northern and southern hemispheres. Towards the beginning of the week, dust storms were spotted pushing southward over the plains of Acidalia and Utopia. Looking … Continue reading

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MARCI weather report, June 5-11, 2017

Last week, local-scale dust storms of various sizes continued to occur over the mid-to-high latitudes of both martian hemispheres. Northern Phlegra Montes and northwestern Utopia Planitia encountered some arcuate-shaped dust storms during that time. Dust lifting activity over the southern … Continue reading

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MARCI weather report, May 29-June 4, 2017

Numerous local-scale dust storms danced across the southern mid-to-high latitudes of Mars this past week. During that time, dust storms that developed along the receding north polar ice cap were spotted over the plains of Acidalia, Arcadia, and Utopia. The … Continue reading

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MARCI weather report, May 22-28, 2017

Weather on the red planet this past week was typical for this time of Mars year. Local-scale dust storms continued to sweep over the high southern latitudes. In the tropics, condensate water-ice clouds were observed over more areas such as; … Continue reading

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MARCI weather report, May 15-21, 2017

For the past week on Mars, arcuate-shaped dust storms and water-ice clouds continued to propagate eastward along the northern seasonal ice cap edge. A few transient dust storms were spotted over Utopia Planitia associated with polar activity. Looking to the … Continue reading

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Tornado-like winds from impacts scoured surface

Plumes of vapor generated by ancient impacts on Mars created tornado-like winds possibly swirling at more than 500 miles per hour, which explain mysterious streaks seen near large impact craters on the Martian surface. In looking at NASA images of … Continue reading

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MARCI weather report, May 8-14, 2017

Short-lived local-scale dust storms continued to sweep over the southern high-latitudes of Mars this past week. In the northern plains, a mix of water-ice clouds and transient dust storms continued along the margin of the seasonal north polar ice cap, … Continue reading

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MARCI weather report, April 24-30, 2017

Dust-lifting activity over southern Sirenum and Aonia swelled into a regional-scale dust storm this past week. The storm swept northeast to southern Argyre where it waned and stretched out towards Hellas. Meanwhile, on the other side of the red planet, … Continue reading

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