Over the next day or so the mild southerly airflow currently affecting the UK brings an increased chance of seeing some Saharan dust. This dust has been lifted from its source in west Africa by strong winds and is being blown northwards as it is caught up in the weather systems heading towards the UK.
When will this happen?
Increased levels of dust are only expected for a short period of time. Levels should rise in southwestern parts of England on Wednesday evening and spread across other parts of England and Wales during Wednesday night and Thursday. A band of rain associated with a cold front will bring a change of airmass from the Atlantic, pushing the dust clear of the east coast of England by the end of Thursday. The rain may lead to some deposits of dust being left on surfaces.
What is Saharan dust?
Saharan dust is…
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