#is this the first time xkcd referenced ao3?

[todays-xkcd]

In the aviation world, they don't use AM/PM times. Instead, all times are assumed to be AM unless they're labeled NOTAM.

METAR [Explained]

Transcript Under the Cut

Decoding a METAR Report:

[A METAR report is shown with annotations. The report is:]

METAR KNYC 251600Z 18035G45KT 6SM VCFCFZVA +BLUP NOSIG LTG OHD A3808 RMK A02 SPL130=

[The annotations are:]METAR "METER" (Usually misspelled) KNYC Station ID 251600Z Time (25:16:002) 18035G45KT Wind speed has been 18,035 knots for a good 45 minutes now 6SM Observer is a size 6 small VCFCFZVA Sorry, the station cat walked on the keyboard +BLUP Weird noise the sky made earlier NOSIG Observer has no significant other :( LTG OHD We overheard someone saying there was lightning A3808 Hey look, an Airbus A380-800! RMK Remarkable! A02 Fanfic Archive equipped with a precipitation sensor SPL130= Observer got sleepy around 1:30