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Near real-time 10-minute automated in-situ ground-based meteorological observ...
KNMI collects meteorological observations from automatic weather stations (in-situ) situated in the Netherlands and Caribbean Netherlands (BES islands). The network consists of...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                            EDR API
                      
                        
                    
                  
                
 
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Precipitation - 5 minute radar nowcast over The Netherlands up to 2 hours ahead
Nowcast precipitation forecast up to 2 hours ahead, per 5 minutes, over the Netherlands. The forecast contains 25 time steps: +0 minutes to +120 minutes. Forecasted is the...- 
                      
                        Data format:
                        
                            HDF5
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                          
                                WMS
                          
                        
                    
                  
                
 
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Short term weather forecast
General weather forecast for the Netherlands, presented as text. Forecast is for the current and upcoming day. The data is published in two different formats: txt and xml.- 
                      
                        Data format:
                        
                            TXT
                        
                            XML
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Precipitation - radar/gauge 5 minute real-time accumulations over the Netherl...
Gridded files of radar-derived 5 minute precipitation accumulations, corrected by rain gauge data. Radar data over the Netherlands and surrounding area measured by Dutch,...- 
                      
                        Data format:
                        
                            HDF5
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                          
                                WMS
                          
                        
                    
                  
                
 
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Precipitation - radar 5 minute full volume data Herwijnen
Volume data of all polarimetric radar variables, including those related to quality for the radar in Herwijnen. Time interval is 5 minutes.- 
                      
                        Data format:
                        
                            HDF5
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Precipitation - radar 5 minute full volume data Den Helder
Volume data of all radar moments (e.g. radar reflectivity, radial velocity, polarimetric variables, quality indicators) for the radar in Den Helder. Time interval is 5 minutes....- 
                      
                        Data format:
                        
                            HDF5
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Maritime Forecast
This dataset contains the maritime forecasts as published multiple times a day by the KNMI for the Dutch coastal districts, the North Sea districts and the Dutch Continental...- 
                      
                        Data format:
                        
                            JSON
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Daily, validated and automated in-situ ground-based meteorological observatio...
KNMI collects in-situ meteorological observations in the Netherlands aggregated into hourly, daily, monthly, and annual datasets. These data are derived from the 10-minute...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Hourly, validated and automated in-situ ground-based meteorological observati...
KNMI collects in-situ meteorological observations in the Netherlands aggregated into hourly, daily, monthly, and annual datasets. These data are derived from the 10-minute...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Ensemble precipitation forecasts made with Quantile Regression Forests and de...
Data Quality Warning: Data released prior to 2025-07-10 is unreliable due to a configuration error. Please disregard affected data. A gridded 51-member ensemble of precipitation...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Seamless precipitation forecast - 5 minute ensemble members over The Netherla...
PILOT: Seamless ensemble precipitation forecast members up to 6 hours ahead, per 5 minutes, over the Netherlands. The forecast contains 72 time steps: +5 minutes to +360...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Seamless precipitation forecast - 5 minute exceedance probabilities over The ...
PILOT: Seamless ensemble precipitation forecast probabilities up to 6 hours ahead, per 5 minutes, over the Netherlands. The forecast contains 72 time steps: +5 minutes to +360...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                          
                                WMS
                          
                        
                    
                  
                
 
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Clouds, precipitation and radiation - MSG-CPP products
The Cloud Physical Properties (CPP) algorithm is being developed at KNMI to derive cloud, precipitation and radiation products from satellite instruments such as SEVIRI onboard...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                          
                                WMS
                          
                        
                    
                  
                
 
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Probability forecasts possible dangerous weather
Probability forecasts for possible dangerous weather, based on weather model output from the ECMWF atmospheric ensemble model. Probabilities are uncalibrated. Available are...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                          
                                WMS
                          
                        
                    
                  
                
 
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Quality controlled rain gauge data of water board Vechtstromen
Rain gauge data from water board Vechtstromen, after quality control by KNMI. Raw data originating from a self-maintained network of rain gauges. Delivery of data is 1 file...- 
                      
                        Data format:
                        
                            XML
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Quality controlled rain gauge data of water board Wetterskip Fryslân
Rain gauge data from water board Wetterskip Fryslân, after quality control by KNMI. Raw data originating from a self-maintained network of rain gauges. Delivery of data is 1...- 
                      
                        Data format:
                        
                            XML
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Unvalidated rain gauge data of water board Vechtstromen
Dutch water board Vechtstromen provides KNMI with unvalidated rain gauge data, from a self-maintained network of rain gauges. Delivery of data is 1 file every 5 minutes.- 
                      
                        Data format:
                        
                            XML
                        
                        License:
                            CC-BY-4.0
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Gladheidmeldsysteem (GMS) – Measurements
Road condition measurements from sensor grid maintained by Rijkswaterstaat. Included in dataset are measurements from 300+ sensors installed on main road throughout The...- 
                      
                        Data format:
                        
                            ZIP
                        
                            XML
                        
                        License:
                            closed
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                    
                  
                
 
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Lightning detection Nederland
Lightning detection data obtained by Météorage. Data is processed and updated every 5 minutes. The dataset is available for two areas: NL23...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            closed
                        
                        APIs:
                            Open Data API
                            Notification Service
                      
                        
                          
                        
                    
                  
                
 
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Lightning detection West-Europe
Lightning detection data obtained by Météorage. Data is processed and updated every 5 minutes. The dataset is available for two areas: NL23...- 
                      
                        Data format:
                        
                            NetCDF
                        
                        License:
                            closed
                        
                        APIs:
                            Open Data API
                            Notification Service