Disclaimer: The Centers for Disease Control and Prevention is the official government source of cause of death information in the U.S., including weather-related fatalities.
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     Learn more about heat indices via this webpage.   Learn more about WBGT via this info guide and webpage. Learn more about HeatRisk via this webpage.
        
    
    
                            
                    Local Heat Forecast Maps
                            Local Heat Index Risk & WBGT Risk Maps
                            National HeatRisk Maps & Temp Outlooks
                            Local Heat Alert Criteria
                            Local Historic Heat Waves
                            Heat Safety Info & Add'l Resources
                            Recursos térmicos españoles
                    
                
                    
                                            
            
	
		
                                    
			 
		
			 
		NOTE: Max Heat Index graphics are only valid April through October.
			Click on the images to enlarge them.
			
			 
		
			 
		Day 1
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
		



			 
		
			 
		Day 2
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
		



			 
		
			 
		Day 3
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
		



			 
		
			 
		Day 4
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
		



			 
		
			 
		Day 5
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
		



			 
		
			 
		Day 6
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
		



			 
		
			 
		Day 7
			
			 
		
			 
			Max Temp
			
			 
			Max Heat Index
			
			 
			Min Rel Hum
			
			 
		Min Temp
			
			 
	



                
                    
                                            
            
	
		
			 
		
			 
		NOTE: The following Extreme Heat Risk maps are from the Graphical Hazardous Weather Outlook and are based solely on heat indices. They are only available May through September. Click on the images to enlarge them.
			
			 
		
			 
			Day 1
			
			 
			Day 2
			
			 
			Day 3
			
			 
		Day 4
			
			 
		



			 
		
			 
			Day 5
			
			 
			Day 6
			
			 
		Day 7
			
			 
	



	
		
                                    
			 
		
			 
		NOTE: The following maps represent the Wet Bulb Globe Temperature (WBGT) Risk. Click on the images to enlarge them.
			
			 
		
			 
			Day 1
			
			 
			Day 2
			
			 
			Day 3
			
			 
		Day 4
			
			 
		



			 
		
			 
			Day 5
			
			 
			Day 6
			
			 
		Day 7
			
			 
	


                
                    
                                            
            
	
		
                                    
			 
		
			 
		NOTE: Click on the images to enlarge them.
			
			 
		
			 
			Day 1
			
			 
			Day 2
			
			 
			Day 3
			
			 
		Day 4
			
			 
		



			 
		
			 
			Day 5
			
			 
			Day 6
			
			 
		Day 7
			
			 
	


                
                    
                    
                                            
            
	
	
		
                                    
			 
		
			 
			Heat Advisory
			
			 
		Extreme Heat Watch/Warning
			
			 
		Heat indices of 105-109 degrees for 2+ hours 
			Heat indices of 110+ degrees for 2+ hours 
		
		 
		
			 
	
                
                    
                                            
            
	
		
			 
	

	
                                    
                
            
                                            
            
	
		
			 
	
