Small bug fix to NaN error.

Author: nseidle

firmware/Weather_Shield_Weather_Station/Weather_Shield_Weather_Station.ino

@@ -175,7 +175,7 @@ void loop()
 		if(++seconds_2m > 119) seconds_2m = 0;
 
 		//Calc the wind speed and direction every second for 120 second to get 2 minute average
-		float currentSpeed = windspeedmph;
+		float currentSpeed = get_wind_speed();
 		//float currentSpeed = random(5); //For testing
 		int currentDirection = get_wind_direction();
 		windspdavg[seconds_2m] = (int)currentSpeed;
@@ -223,7 +223,7 @@ void calcWeather()
 	winddir = get_wind_direction();
 
 	//Calc windspeed
-	windspeedmph = get_wind_speed();
+	//windspeedmph = get_wind_speed(); //This is calculated in the main loop
 
 	//Calc windgustmph
 	//Calc windgustdir

firmware/Weather_Shield_with_GPS/Weather_Shield_with_GPS.ino

@@ -249,7 +249,7 @@ void calcWeather()
   winddir = get_wind_direction();
 
   //Calc windspeed
-  windspeedmph = get_wind_speed();
+  //windspeedmph = get_wind_speed(); //This is calculated in the main loop
 
   //Calc windgustmph
   //Calc windgustdir