Manama, Dec. 31 (BNA): The Meteorological Directorate forecasts cold weather with some clouds and rising sand in places.   Wind: Northwesterly 15 to 20 knots, reaching 22 to 27 knots at times, decreasing 10 to 15 knots overnight.   Warning: For strong winds.   Sea State: 1 to 3 feet inshore, 4 to 7 feet offshore.   Temperature: Maximum 18ºC, Minimum 13ºC.   Humidity: Maximum 65%, Minimum 30%.   Further information and updates are available at:...