Remove Altimeter Remove Turbulence Remove UTC
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How to Read METAR and TAF Reports

Pilot Institute

Altimeter Pressure (A2990) The next part of the report indicates the local atmospheric pressure, measured in inches of mercury (inHg). Pilots use this value to adjust their altimeters, ensuring they display altitude as close to mean sea level (MSL) as possible. Its also possible to report negative temperatures with an M prefix.

AGL 98
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What Is a SPECI and When Is It Issued?

Pilot Institute

Expect poor visibility, increased turbulence, and slippery runway surfaces. 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.