In Cross wind section use rounding rather than ceiling. Ceiling was not always consistent with the results.

Author: zizwiz

myFlightInfo/CrossWind.cs

@@ -52,13 +52,13 @@ private void btn_calc_wind_Click(object sender, EventArgs e)
 
             //from UI data
             double RunwayHeading1 = double.Parse(results.Item1);
-            double crossWind1 = Math.Ceiling(double.Parse(results.Item2));
-            double headwind1 = Math.Ceiling(double.Parse(results.Item3));
+            double crossWind1 = Math.Round(double.Parse(results.Item2),0);
+            double headwind1 = Math.Round(double.Parse(results.Item3),0);
 
             //from reciprocal to UI data
             double RunwayHeading2 = double.Parse(results.Item4);
-            double crossWind2 = Math.Ceiling(double.Parse(results.Item5));
-            double headwind2 = Math.Ceiling(double.Parse(results.Item6));
+            double crossWind2 = Math.Round(double.Parse(results.Item5),0);
+            double headwind2 = Math.Round(double.Parse(results.Item6),0);
 
             double crosswind3 = 0;
             double headwind3 = 0;

myFlightInfo/crosswind/Crosswind.cs

@@ -7,7 +7,7 @@ class Crosswind
         public static (string, string, string, string, string, string) CalculateWind(string magnitude, string direction, string runway_heading)
         {
            string crosswind1 = Math.Round((Double.Parse(magnitude)* 
-                                            Math.Sin(Math.PI * (Double.Parse(direction) - Double.Parse(runway_heading)*10)/180)),2).ToString();
+                                            Math.Sin(Math.PI * (Double.Parse(direction) - Double.Parse(runway_heading)*10)/180)), 2).ToString();
            string headwind1 = Math.Round((Double.Parse(magnitude) *
                                            Math.Cos(Math.PI * (Double.Parse(direction) - Double.Parse(runway_heading)*10) / 180)), 2).ToString();