Formula 1 race where user gets to pick weather conditions. First one to 3,050 meters.

F1Race.html

<script>

 function Driver(name, speed, skill, reliability) {
    this.name = name;
    this.speed = speed;
    this.skill = skill;
    this.reliability = reliability;
    this.position = 0;
    this.isFocused = function() {
      return Math.floor(Math.random() * 10) < this.skill;
    };
    this.advance = function() {
      if (this.isFocused()) {
        this.position += this.speed;
      }
    };
    this.progressReport = function() {
      return this.name + " is at: " + this.position;
    };

  	this.trackCondition = function() {
  		this.weatherToday = prompt("For today's F1 race, are the track conditions hot, mild, or wet?");
  		switch(this.weatherToday) {
  			case 'hot':
  				console.log("Ooooooh, it's a hot one baby!");
  				break;
  			case 'mild':
  				console.log("Looks like a typical day in London, har har!");
  				break;
  			case 'wet':
  				console.log("Uh oh, it's a rainy one. It's got the many damps on the track place.");
  				break;
  		}
  	};

			if (this.weatherToday == 'hot') {
				return this.speed -1;
			} 
			else if (this.weatherToday== 'mild') {
				return this.speed;
			}
			else if (this.weatherToday == 'wet') {
				return this.speed -3;
			}
			else {
				console.log("You're bad at typing. Pick a track condition please.");
			}
	}

  var hamilton = new Driver ("Lewis Hamilton", 8, 9, 6);
  var rosberg = new Driver ("Nico Rosberg", 8, 7, 8);
  var alonso = new Driver ("Fernando Alonso", 6, 9, 6);
  var vettel = new Driver ("Sebastian Vettel", 6, 9, 8);
  var meters = 3050;

  while (hamilton.position < meters && rosberg.position < meters && alonso.position < meters && vettel.position < meters) {
    hamilton.advance();
    rosberg.advance();
    alonso.advance();
    vettel.advance();

    console.log(hamilton.progressReport() + " | " + rosberg.progressReport() + " | " + alonso.progressReport() + " | " + vettel.progressReport());
  }

  for (i=0; i <=1; i++) {
  	hamilton.speed = hamilton.trackCondition();
  	rosberg.speed = rosberg.trackCondition();
  	alonso.speed = alonso.trackCondition();
  	vettel.speed = vettel.trackCondition();

  }

 	if (hamilton.position >= meters) {
 		alert("Hammy wins!");
 	}
 	else if (rosberg.position >= meters) {
 		alert("Rosberg wins. Booooo.");
 	}
 	else if (alonso.position >= meters) {
 		alert("Alonso wins. Wow! That never happens");
 	}
 	else if (vettel.position >= meters) {
 		alert("Seb wins! Is it 2011 again???");
 	}
 	else {}

 </script>

I am still getting track conditions each time