Je was op zoek naar: wind direction names (Engels - Maltees)

wind direction
south douth west

wind-direction vane
pinnur tar-riħ

prevailing wind direction
riħ prevalenti

the wind direction with reference to the driving direction shall be recorded.
id-direzzjoni tar-riħ b'referenza għad‑direzzjoni tas-sewqan għandha tiġi reġistrata.

the efficiency of a sampler may not be less than the values given in the following table and must be independent of wind direction.
l-effiċjenza tal-mezz li bih jittieħdu l-kampjuni ma tridx tkun inqas mill-valuri mogħtija fit-tabella li ġejja u trid tkun indipendenti mid-direzzjoni tar-riħ.

other relevant information: prevailing wind direction, ratio between distance from and height of closest obstacles,…
informazzjoni oħra rilevanti: id-direzzjoni tar-riħ li jipprevali, r-ratio bejn distanzi mill-għoli ta' l-eqreb ostakli,

at a certain distance from the area of maximum emissions, downwind following the main wind direction/directions during conditions favourable to ozone formation;
f’ċerta distanza miż-żona ta’ emissjonijiet massimi, bir-riħ minn wara fid-direzzjoni/jiet tar-riħ prinċipali waqt kondizzjonijiet li jiffavorixxu l-formazzjoni ta’ l-ożonu;