Heavy rainfall hammered parts of Fujairah on Friday morning, with more expected during the day.
Videos posted to Storm Centre, a popular social media channel dedicated to extreme weather, showed torrential downpours in the Al Hail area.
One video showed a 4x4 navigating a rain-lashed road, while another illustrated the extent of the downpour with motorists forced to pull in.
A third video showed flood waters surging across a road.
The National Centre of Meteorology forecast more rain until at least 5:30pm along with winds of up to 45kph.
Moderate rainfall was also reported over Khalifa Road, Al Furfar area and Wadi Laban in Fujairah.
Flash flooding is common in the Northern Emirates and police advise residents not to drive near wadis during treacherous weather.
The NCM also said more rain is expected into the week over some coastal and northern areas.
Fair to partly cloudy weather is predicted across the country during the week, while humidity is set to increase by night with chances of fog in the morning over some northern areas.
Northwesterly winds could kick up dust clouds over some coastal and internal parts.