Remove AGL Remove Altimeter Remove UTC
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What Is a SPECI and When Is It Issued?

Pilot Institute

Altimeter Setting The altimeter setting gives you pressure information in inches of mercury or hectopascals. For accurate altitude readings, you should set your aircraft’s altimeter to match the local altimeter setting. 011955Z : The date and time of issuance (first day of the month at 19:55 UTC).

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What Are NOTAMs? Notices to Air Missions Explained

Pilot Institute

The start and end dates and times are coded in YYMMDDttt format (UTC time). B) 2106231700 is the start time and date in UTC. C) 2106232300 is the end time and date in UTC. High-pressure conditions decrease altimeter accuracy, affecting terrain clearance and aircraft spacing. Each subject has its own FAA keyword.

NOTAMs 52
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METAR Deciphered

Learn to Fly

The last four digits are the time of the METAR/SPECI, which is always given in coordinated universal time (UTC). A ā€œZā€ is appended to the end of the time to denote the time is given in Zulu time (UTC) as opposed to local time. The altimeter setting is reported as inches of mercury (inHg) in a four-digit number group.

Weather 40