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What Is a SPECI and When Is It Issued?

Pilot Institute

In aviation, staying ahead of the weather is a must. When weather conditions shift unexpectedly, that’s when a SPECI report comes in. A SPECI (or Special Report) offers a quick weather update between the routine METARs. Let’s explore how SPECIs are going to help you plan around unexpected weather twists.

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METAR Deciphered

Learn to Fly

These “aviation routine weather reports” provide pilots with an accurate depiction of current weather conditions at an airport. Different sources will tell you this comes from METeorological Aerodrome Report, Meteorological Terminal Aviation Routine Weather Report, Meteorological Terminal Air Report, or Meteorological Airfield Report.

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Make Your Own METAR Map!

AeroSavvy

The lights change color to indicate weather conditions based on METAR reports via internet. Either way, METAR is a format for reporting weather observations. ASOS (Automated Surface Observing System) or older AWOS (Automated Weather Observing System) stations automatically collect the data used in METARs. Take your pick.

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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.

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