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METAR/SPECI

Block 4

QuestionAnswer
Aviation Routine Weather Report (METAR) primary observation code used in the United States (and worldwide) for reporting surface meteorological data. METARs are scheduled reports transmitted at fixed intervals (at least once per hour).
In the contiguous United States of America region, the ICAO prefix is "K"
The runway visual range (RVR) represents the horizontal distance a pilot may see down the runway, or the distance the specified lights or markers delineating it can be seen from a position above a specific point on its center line
RVR is reported whenever: - Visibility is 1SM or less - RVR for the designated instrument runway is 6,000 feet or less
Few: Few clouds @; Layer 1-2
Scattered (SCT): Layer 3-4
Broken (BKN): Layer 5-7
Overcast (OVC): Layer 8
SKC and Clear (CLR): Sky Clear / Clear below 12,00
Vertical Visibility (VV): Indefinite ceiling
BKN000, FEW000, SCT000 *Matching Remarks* Sky Partially Obscured
Created by: user-1843252
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