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					|  This is fine dust with a diameter of 10 ㎛ or less. 
  The concentration may increase due to air pollution that is not yellow dust. 
  We provide updated information every hour. | 
				
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								|  | Yellow dust forecast / Breaking news |  | 
				
					| 1. Yellow dust strength forecast | 
				
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											| Weak yellow dust |  
											| Hourly average fine dust concentration of less than 400 ㎍/㎥  due to yellow dust |  |  | 
										
											| Strong yellow dust |  
											| Hourly average fine dust concentration of 400-800 ㎍/㎥  due to yellow dust |  |  | 
										
											| Very strong yellow dust |  
											| Hourly average fine dust concentration of more than 800 ㎍/㎥  due to yellow dust |  |  | 
				
					| 2. Yellow dust breaking news announcements | 
				
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											| Yellow dust information |  
											| When hourly average fine dust concentration of more than 300 ㎍/㎥  due to yellow dust is forecast for at least 2 hours |  |  | 
										
											| Yellow dust watch |  
											| When hourly average fine dust concentration of more than 400 ㎍/㎥  due to yellow dust is forecast for at least 2 hours |  |  | 
										
											| Yellow dust advisory |  
											| When hourly average fine dust concentration of more than 800 ㎍/㎥  due to yellow dust is forecast for at least 2 hours |  |  |