Clearance Runway Weather 
Universal Weather
AUGUST 1, 2025
Below is an overview of what you need to know: Visibility defined Ground or surface visibility is the prevailing horizontal distance at which an object can be clearly discerned by a certified weather observer, under current light and weather conditions. Measurements of visibility Other than in the U.S.,
Aerotime
JUNE 12, 2025
Photo: Joanna Bailey Despite enduring around 200 days of snow each year, with snow cover lasting from October to May, Ivalo has never closed due to weather. Behind that, a dense broom made up of stiff wire bristles sweeps stubborn ice from the runway surface.
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AV Web
APRIL 8, 2025
I n 1997 the worst runway incursion in aviation history occurred in foggy weather on the island of Tenerife when a KLM 747 began a takeoff with a lost Pan American 747 on the runway. More recently, runway incursions remain in the news. A vehicle deviation occurs if it crosses a runway-hold marking without ATC clearance.
AV Web
MAY 6, 2025
Of course, AWOS is one-minute weather and when conditions are changing, the ATIS can be updated, but its unlikely to be updated often enough to match a fast-moving system. Most approaches, even non-GPS approaches, have a waypoint placed exactly at the threshold of the runway. And what exactly is the runway environment anyway?
Flying Magazine
JUNE 23, 2025
It’s that time of year again in the Northern Hemisphere—finally—when many pilots set their sights on flying to fun places offering short sleeve weather. Turns out there was a Cessna 172’s tail sticking out of some heavy brush toward the end of the runway. Fuel for one and weather for another. What other stuff?
Plane and Pilot
NOVEMBER 9, 2024
Or, sadly, too many pilots’ final decision: “The weather is really marginal, but with a little luck, I should be able to make it.” These organized folks do not find out the runway is closed when they see the large lighted X’s on short final. ATC clearance readbacks are one example.
Air Facts
MAY 5, 2025
Take into consideration that weather reporting, and the dissemination of these reports to pilots, was not as accurate then as it is now. In just six months I would reflect on my training and agonize over how inadequately I had been prepared for the real world of instrument flying, which is weather.
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