When the Wind Was There First

Narrowcliff sits directly behind the Atlantic coastline, with very little shelter from prevailing westerly and north-westerly winds.
Narrowcliff sits directly behind the Atlantic coastline, with very little shelter from prevailing westerly and north-westerly winds.

Exposed to the Atlantic

The cliffs force approaching winds upwards and accelerate them over the crest, creating an unusually windy existing microclimate.
The cliffs force approaching winds upwards and accelerate them over the crest, creating an unusually windy existing microclimate.

The Cliffs Make It Worse

CFD streamlines showing wind acceleration over the cliffs.
CFD streamlines showing wind acceleration over the cliffs.

An Already Difficult Baseline

CFD predictions for the existing site, with deeper shading showing greater exceedance of the Lawson safety threshold.
CFD predictions for the existing site, with deeper shading showing greater exceedance of the Lawson safety threshold.

Measuring The Change

The study area was divided into on-site and surrounding zones, allowing the development’s effects within the site to be assessed separately from its impact on the wider surrounding area.
The study area was divided into on-site and surrounding zones, allowing the development’s effects within the site to be assessed separately from its impact on the wider surrounding area.

A Better Measure?