Articles tagged "northern hemisphere nlc season"

NLCs over san francisco bay area california june 10 2019 f

Record-setting noctilucent clouds, NLCs seen over San Francisco Bay Area, California

Sky watchers in the San Francisco Bay Area, California witnessed an extraordinary display of noctilucent clouds (NLCs) on June 9, 2019. As these clouds are typically confined to latitudes above +55 N and San Francisco is at +38 N, this marks one of the...

June 10, 2019

nlc cloud may 2019

2019 northern hemisphere noctilucent clouds season starts unusually strong

The 2019 northern hemisphere noctilucent cloud season has begun unusually strong. Electric-blue clouds were first observed by NASA's Aeronomy of Ice in the Mesosphere (AIM) spacecraft on May 20, marking the official start of the season. ​"For the past 2...

June 03, 2019

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Solar minimum brings prolonged 2018 noctilucent clouds season

The northern hemisphere 2018 noctilucent clouds season is still going strong this August, with four times more NLC reports than in the same period in 2017. "Something unusual is happening in Earth's upper atmosphere," Dr. Tony Phillips of the...

August 10, 2018

nlc over scotlant may 31 2018

Northern hemisphere's 2018 noctilucent clouds season begins

NASA's AIM spacecraft has spotted first Noctilucent Clouds (NLCs) of the 2018 northern hemisphere NLC season at the end of May. And just as they spotted them forming, people on the ground started seeing them, too. "They are back!" Ruslan Merzlyakov...

June 02, 2018

noctilucent clouds 2017 season

After delayed start, magnificent noctilucent clouds are back in full effect

Following a delayed start to the northern hemisphere's 2017 Noctilucent clouds season, the magnificent, electric-blue clouds are now back in full effect. Noctilucent, or night-shining, clouds are a seasonal phenomenon, occurring most often in late spring and...

July 04, 2017

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After Europe and Canada, noctilucent clouds expand to USA

The 2015 northern hemisphere noctilucent clouds season started on May 19, 2015 when NASA's AIM spacecraft spotted a patch of electric blue clouds over the Artactic Circle. Since then, noctilucent clouds (NLCs) have been moving south and, on June 8 - 9, they...

June 12, 2015