Mexico, Weather Forecast Flag Cancels. Over 40 covers and cards; many scarce to rare forecasts including Templado Manana x2 (Langford #26, rarity 4), "Frio Manana" and "Buen Tiempo A.M., Ventoso Tarde", some excellent strikes; duplication to be expected, condition varies, inspect. Estimate  $250 - 350. $0