METAR Decoding Help

ByBlake

METAR CYTZ 011500Z AUTO 07033G43KT 2SM -RA OVC008 03/02 A2960 RMK

PCPN 3.0MM PAST HR PRESFR SLP026=

What does “PRESFR” mean? I coudn’t find it in the AIM. I’m guessing that it means “pressure falling rapidly”.

2 Comments

  1. You got it
    PRESFR = Pressure Falling Rapidly
    I think there is also
    PRESRR = which of course means Pressure rising rapidly

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