| River Pinn at
      
      Waxwell Lane
      
    
    
    
      
      Latest at 6:00pm on 31 October | 0.17m | rising | NORMAL | 
              
                
  
  | River Pinn at
      
      Pinner, Avenue Road
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.31m | falling | NORMAL | 
              
                
  
  | River Pinn at
      
      Pinner, Moss Close
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.19m | falling | NORMAL | 
              
                
  
  | River Pinn at
      
      Pinner, Eastcote Road
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.43m | falling | NORMAL | 
              
                
  
  | Yeading Brook at
      
      Harrow, Village Way
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.24m | falling | NORMAL | 
              
                
  
  | River Pinn at
      
      Ruislip
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.48m | steady | NORMAL | 
              
                
  
  | Cannon Brook at
      
      Howletts Lane, Ruislip
      
    
    
    
      
      Latest at 10:00am on 31 October | 0.18m | rising | NORMAL | 
              
                
  
  | The Roxbourne at
      
      Harrow, Thistledene Avenue
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.05m | steady | NORMAL | 
              
                
  
  | Stanmore Golf Club Auto rain gauge
    
    
      
      Totals up to 11:30pm on 31 October | 0mm | 2.8mm | 5.2mm | 
              
                
  
  | Edgware Brook at
      
      Stanmore, Wolverton Road
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.08m | steady | NORMAL | 
              
                
  
  | River Colne at
      
      Moor Lane
      
    
    
    
      
      Latest at 11:30pm on 31 October | 7.48m | steady | NORMAL | 
              
                
  
  | Wealdstone Brook at
      
      Kenton Lane - Downstream
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.13m | falling | NORMAL | 
              
                
  
  | Wealdstone Brook at
      
      Kenton Lane
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.32m | falling | NORMAL | 
              
                
  
  | River Gade at
      
      Croxley Green
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.11m | steady | NORMAL | 
              
                
  
  | Yeading Brook at
      
      Northholt, Yeading East
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.10m | falling | NORMAL | 
              
                
  
  | River Pinn at
      
      Ickenham, Swakeleys Road
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.69m | rising | NORMAL | 
              
                
  
  | Northolt rain gauge
    
    
      
      Totals up to 11:30pm on 31 October | 0mm | 4.8mm | 8.4mm | 
              
                
  
  | Yeading Brook at
      
      Hillingdon, Gutteridge Wood
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.37m | steady | NORMAL | 
              
                
  
  | River Chess at
      
      Rickmansworth - Downstream
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.03m | steady | NORMAL | 
              
                
  
  | River Chess at
      
      Rickmansworth
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.09m | steady | NORMAL | 
              
                
  
  | Yeading Brook at
      
      Hillingdon, Charville Lane
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.89m | rising | NORMAL | 
              
                
  
  | The Avenue North rain gauge
    
    
      
      Totals up to 11:30pm on 31 October | 0mm | 2.8mm | 3.8mm | 
              
                
  
  | River Colne at
      
      Watford
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.21m | steady | NORMAL | 
              
                
  
  | Pinner Cemetery Auto rain gauge
    
    
      
      Totals up to 11:30pm on 31 October | 0mm | 4.6mm | 7.4mm | 
              
                
  
  | Silk Stream at
      
      Edgware Hospital
      
    
    
    
      
      Latest at 11:30pm on 31 October | 0.69m | falling | NORMAL |