Guidance only, not an official warning. This is an experimental outlook made by one person. It is not issued by, and has no connection with, the UK Met Office or any official body. For official advice follow the Administration.
Tristan da Cunha: weather outlook
Experimental guidance for the next 48 hours. Not an official warning.
Strong winds here are rare, so there is no need to keep checking.
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Where the wind outlook applies. It is only for the strong downslope winds on the lee side of the peak,
that is the Settlement and Potato Patches side (west, clockwise through north, of the summit). Other parts of the island
can have very different winds. Why this happens.
What the wind levels mean
Each past damaging wind day, as this forecast would have rated it (the highest chance for the 48-hour window). The numbers on the scale match the list below.
See something happening? Report flooding, a landslide or damaging wind. How this works, and how weak the rain outlook is: Method.