Deirdre Lowe presents the national weather forecast for Tuesday, November 3rd, highlighting high pressure bringing settled and largely dry conditions. A yellow fog warning is in effect for several regions, with widespread mist and frost expected in the northwest. Highs will range from 9 to 12 degrees, while lows drop to minus 1 to 5 degrees. The outlook remains dry and settled through the weekend, with variable cloud and colder nights.