Riyadh: According to the National Center for Meteorology, moderate to heavy thunderstorms, leading to flash floods and accompanied by hail and gusty, dust-stirring winds, are expected in parts of Jazan, Aseer, Al-Baha, Makkah, and Madinah regions. Thunderclouds are expected to form over parts of Tabuk, Al-Jouf, and Northern Borders regions.

According to Saudi Press Agency, Gusty, dust-stirring winds will blow in parts of these regions, and fog may form over the coastal parts of Makkah and Eastern regions.

Winds over the Red Sea will be northwesterly to northerly at speeds of 15-45 km/h, and northwesterly to northeasterly at speeds of 10-50 km/h. Waves may range from half a meter to over two meters; the sea will be calm to choppy.

In the Arabian Gulf, winds will be northwesterly to southwesterly at speeds of 8-25 km/h, and southwesterly to northwesterly at speeds of 8-25 km/h. Waves will range from half a meter to one meter, and the sea will be calm.