Iceland is bracing for strong winds and sleet as a deep low-pressure system advances northeast, bringing powerful easterly winds and isolated gales to the eastern and southern regions. The Icelandic Met Office forecasts mostly dry and bright conditions for today, but temperatures will remain low, with some areas near freezing. Overnight temperatures have plummeted to -10°C to -15°C. Tomorrow, light sleet or snow is expected in southern districts, with temperatures ranging from 0°C to 6°C. The Met Office highlights significant daily temperature swings and the impact of brisk winds, making it feel colder in the east.