PROB30 TEMPO - PLANNING

[tdk90]

PROB30 TEMPO 19/09 - 19/10 +SHRA SCT007 BKN045CB

TEMPO 19/09 - 19/10 +SHRA SCT007 BKN045CB

Can I confirm that these both can be legally disregarded in a TAF?

BUT

TEMPO 19/01 - 19/06 4000 BR

As a deterioration canot

Thanks!

[Piltdown Man]

Only TEMPO's with transient/showery conditions may be disregarded. Everything else is applicable.

PM

[Qwerti]

- BECMG conditions apply from the start of the change
- TEMPO or PROB30/40 improvements should be disregarded
- TEMPO or PROB30/40 deteriorations are limiting, except for transient conditions like rain showers
- TEMPO and PROB30/40 may be disregarded
- Wind gusts may be disregarded

[Too Few Stripes]

This table explains it all.

[Bluescan]

And here is the extract of EASA OPS Annex IV (Part-CAT), from CAT.OP.MPA.185.

Best regards,
Bluescan

[Capn Bloggs]

My head hurts!