Aviation Safety recently ran two articles, in the December 2014, and January 2015 issues) on the various considerations involving low-weather IFR departures. Under FAR 91, if we can find the runway in the fog, its legal to launch. Somewhat Darwinian, but legal.
While legally permitted under FAR 91 to depart in low-visibility IFR conditions if the runway is visible, this rule overlooks the critical need for a safe landing option if an immediate return is necessary.
Pilots must prioritize planning for a "departure alternate" airport in case unforeseen circumstances necessitate an immediate landing shortly after takeoff.
Identifying suitable departure alternates is becoming increasingly difficult due to airport closures, challenging terrain, and widespread adverse weather, significantly increasing the risk of launching without a viable option.
Aviation Safety recently ran two articles, in the December 2014, and January 2015 issues) on the various considerations involving low-weather IFR departures. Under FAR 91, if we can find the runway in the fog, it’s legal to launch. Somewhat Darwinian, but legal.
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