Mashable 04月23日
U.S. satellites snap stunning footage of a punishing desert storm
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近日,美国国家海洋和大气管理局(NOAA)的卫星捕捉到了一场席卷新墨西哥州、德克萨斯州和墨西哥北部的巨大沙尘暴。这场沙尘暴由冷锋过境引发的强风扬起沙漠沙尘形成,导致卡尔斯巴德等地的能见度骤降。GOES-18和GOES-19卫星提供了关键的观测数据,这些卫星位于地球赤道上空约22,236英里的地球静止轨道,能以极高的分辨率持续监测天气状况。国家气象局(NWS)发布了沙尘暴预警,并指出风暴期间,甚至可以看到野火产生的烟雾。

💨 4月19日,NOAA的卫星捕捉到了一场横跨美国西南部和墨西哥北部的巨大沙尘暴,引发了广泛关注。

🌬️ 这场沙尘暴是由于冷锋过境后,强风卷起沙漠沙尘所致,导致新墨西哥州卡尔斯巴德等地的能见度下降到约四分之一英里。

🛰️ GOES-18和GOES-19卫星在地球静止轨道上运行,以高分辨率持续监测天气状况,为研究人员提供了宝贵的数据,这些卫星由NASA建造,NOAA负责运营。

⚠️ 国家气象局发布了沙尘暴预警,涵盖了新墨西哥州和德克萨斯州的部分地区,甚至影响了10号和20号州际公路的交通,此外,卫星图像中还可以看到野火产生的烟雾。

Earth isn't as extreme as the sci-fi desert planet Arrakis, of Dune fame. But it still hosts some colossal dust storms.

On April 19, two National Oceanic and Atmospheric Administration weather satellites snapped footage of an immense dust storm sweeping across parts of New Mexico, Texas, and Northern Mexico. Meteorologists were impressed with the views below.

"An incredible view of a dust storm charging south across Mexico," the Cooperative Institute for Research in the Atmosphere, a multidisciplinary science organization, posted on X.

"I don't post imagery here very often anymore but this one is an all-timer," added Dakota Smith, an atmospheric scientist who's keen on posting salient or impressive weather phenomena online.

A cold front passed through the region, and in its wake, strong winds whipped up this desert sand and dust, producing an expansive dust storm that traveled south into Northern Mexico. Visibility in Carlsbad, New Mexico, for example, was about a quarter mile.

"An incredible view of a dust storm charging south across Mexico."

The clip below is from the GOES-18 satellite, and is followed by a shot from the GOES-19 satellite ("GOES" is short for Geostationary Operational Environmental Satellite). Both satellites, invaluable parts of the United States' weather observation and atmospheric science programs, orbit in space about 22,236 miles above Earth’s equator. This high-altitude area is called geostationary orbit, which is a unique place around Earth where spacecraft orbit at the same rate Earth is rotating, meaning they stay locked in the same position relative to our planet.

The GOES-19 satellite's view of an expansive dust storm blowing across parts of New Mexico, Texas, and Northern Mexico on April 19, 2025. Credit: NOAA

The sprawling storm couldn't be avoided. "Several Blowing Dust Warnings were issued by the NWS Forecast Offices in El Paso and Midland, which at times covered parts of Interstates 10 and 20 in New Mexico and Texas," Scott Bachmeier, a CIRA meteorologist, explained in a weather blog. Beneath the dust storm, you can also spot smoke plumes from wildfires.

These modern GOES satellites, built by NASA and operated by NOAA, are technological marvels with great public benefit. Their imagers scan our planet with four times the resolution of previous GOES satellites.

And they return copious amounts of data. "The imager provides images of weather patterns, hurricanes, and severe storms as frequently as every 30 seconds," NOAA explains.

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沙尘暴 GOES卫星 天气 NOAA
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