The Meteorological Directorate forecasts a relatively cold weather on Monday, with rising sand in some areas of Bahrain. Wind: Northwesterly winds will range from 12 to 17 knots, reaching 20 to 25 knots at times. The directorate warned of very strong winds, and urged caution. Temperature: Maximum 21 degrees Celsius and minimum 13 degrees Celsius. Sea waves: 2 to 3 feet inshore, 3 to 6 feet offshore.