sentences:  Flooding can be a problem after heavy rain, especially at Appersett, near Hawes, and heavy snow can close the road temporarily at the Black Horse hill and in Garsdale.The A684 has primary status for the short length between Kendal and junction 37 of the M6 motorway, though even this primary section involves two hills and some tricky twists.East of the M6, the road descends the "Black Horse" hill and passes through Sedbergh where there is a short diversion to avoid the main street and a difficult right-angled bend.