The audio call out on the ATIS will be in a similar format “Atlanta tower information echo, time twenty-two fifty-two Zulu”. Here is an example from August 16th at Atlanta’s Hartsfield-Jackson Airport. For example, before every flight, you should listen to or read the current METAR, ATIS, or AWOS weather report which is almost always given in Zulu time. However, Zulu time is also used in navigation and log book entries. The most common place you will encounter Zulu time is in weather reporting.
#ZULU TIME CONVERTER APP HOW TO#
(A fun practice around the airport, but much less fun when trying to explain that dinner will be at 2200Z.) How to Read Zulu Time? In fact, some of our students have simply made the switch and abandoned local times in everyday life. With easy-to-understand visuals and graphics, you’ll be converting to Zulu time easily. Whenever you have trouble with Zulu time, ask yourself: does it make sense for the folks in London to be at this time? All Zulu time is really doing is converting to the 24-hour clock in England.Īngle of Attack’s Online Private Pilot Course leaves no stone left unturned when it comes to Zulu time conversions. When the party starts at 10:00 PM in New York on Friday, the pubs in England are closing down because it’s 1:00 AM the next day, Saturday. If you’re having a hard time understanding that, remember this Zulu time is in reference to the time in Greenwich, England. If we added five to it per the conversion table that would be 2500Z. 10:00 PM EST converts to 20:00 on the 24-hour clock.
The second aspect of Zulu time that is difficult is when you are a day behind. You need to make sure you remember a) what season it is and b) what that does to the conversion number. Remember daylight savings time is generally spring to fall. The conversion will differ depending on if you are in standard time or daylight savings time. The first is illustrated in the conversion chart. Two things make calculating Zulu time difficult. No “:” is used and the “PM/AM” suffix is replaced with a “Z”. Step 2: Use the Zulu conversion factorĮastern Standard time is five hours behind Zulu time (-5 on the chart) so we add five hours to our local 24-hour time. Anytime before 12 noon will just be the same number, so you can practically skip this step.
Step 1: Convert local time to a 24-hour timeĢ:00 PM eastern standard time becomes 14:00. In this example, we’ll convert 2:00 PM Eastern Standard time into Zulu time. Here are some good general steps to calculate Zulu time from your local time. How Zulu time is converted to and from local time depends on where you live. H ow many military/action movies you’ve seen where they “synchronize watches”? As ships and airplanes began to cross multiple time zones in one journey it became more and more important to standardize time. For the military, it is extremely important when multiple countries are coordinating across different time zones that events occur at the exact same moment. Zulu time is most often used by the military, pilots, and by mariners. Zulu time’s first major usage was by the Royal Navy in the 19th century. For a while, when the “z” phonetic abbreviation was “zebra” this was called “Zebra time”. It simply comes from the shortening of “zero meridian time” to “z-time”, which is the military phonetic alphabet is “Zulu”. The name “Zulu” is not a special name either. Why Greenwich? Nothing other than it was where the first major center dedicated to navigation, astronomy, and timekeeping was built by King Charles II in 1675. It is based on the time in Greenwich, England. That means while it may be 4:00 PM in Atlanta but 3:00 PM in Fort Worth it is 2100Z in both time zones. It is a standard time, sometimes referred to as a geographically fixed time, across all time zones. Zulu time is the military name of Universal Time Coordinated (UTC) and Greenwich Mean Time (GMT). What Actually is “Zulu Time” and Why do Pilots Use it? This article will tell you what Zulu time is, how to calculate it and read it. It will become fairly easy to translate Zulu time into “normal” time.
It is an important concept, but once you understand it. Zulu time is a foreign concept, especially for those without military experience. You’ve seen it on the weather charts and likely heard it on the ATIS, but you have no idea what it actually means.
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