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    Understanding the Compare Forecast Feature in Windy.com

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    article forecast models compare feature compare
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    • Muhamad AlfaniM
      Muhamad Alfani
      last edited by

      Halo, I'm from Taiwan. I usually most frequently the ECMWF model Forecast, for smaller area its most accurate.

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      • A
        akwx | Premium
        last edited by akwx

        For longer range (i.e. greater than 4-5 days) the ECMWF is usually my go to model, although at times a blend of the GFS with it results in a better forecast. For shorter time ranges, the ICON seems to do well. It would be nice to see the GEM global model in the same data format as the others. For short term, the NAM and HRR add value to forecasts.

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        • mrandallM
          mrandall Sailor | Premium
          last edited by mrandall

          Cruising on a 35' sailboat in the SW Pacific, ECMWF is my go-to model. When GFS upgraded, I began compare the two regularly. Very useful in the 5-7 day windows. Even before that upgrade, I would use the compare feature when planning departure windows for ocean passages. Also, the Waves feature is very useful for sailors, most especially comparing wind base to wind gusts - indicating the volatility of the weather system, in addition to the more detailed wave info. Swell period under 9 seconds is very uncomfortable. Thanks for a great Windy!

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          • zoiekZ
            zoiek | Premium
            last edited by

            I use the ECMWF for long range, then the GFS for 3 days out. For a daily look a head is use the HRRR. I do like how all the models are in one place on windy.

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            • Tim McLT
              Tim McL @Korina | Premium
              last edited by

              @Korina here in the middle of the US, I tend to rely on GFS, but I am often startled by how different the 3 US National Weather Service models (GFS, NAM, HRRR) are.

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              • shruggeredS
                shruggered
                last edited by

                Meteoblue is most accurate for the mountains of the Kenai Peninsula in Alaska during the winter.

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                • RAJAT KALERR
                  RAJAT KALER
                  last edited by

                  Hii, I am from Jhunjhunu, India . I mostly use the clouds and (rain, thunder) layer for seeing current weather ☀️ and to forcast near futures weather 🌡️.
                  Thank you

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                  • JAYMESH RATHODJ
                    JAYMESH RATHOD @Korina
                    last edited by

                    @Korina rain and thunder

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                    • JAFFweatherJ
                      JAFFweather | Premium
                      last edited by

                      I work in the cruise industy Sailing all over the world, I mainly use the ECMWF model on a daily basis and compare it with others sources and models, so far the ECMWF has been the most effecient and acurate in all my weather analysis forecast. Besides the route planner (with Premium) helps me to get a better understanding of the backing and veering of the wind direction for a better ships planning operation.

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                      • laurent corkL
                        laurent cork | Premium
                        last edited by

                        Hi All, sailing all year round in the mediterránea, I'm comparing both ECMWF and Arome. ECMWF for the short and mid range forecasts and Arome for short passage 12-24h with this more precise forecast model 1.3km but only 24-36h window and bearing in mind the specificities when closer to the coasts. I used to sail in Ireland too for many years and both forecast models seem to be the most reliable too.

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                        • jldorcabJ
                          jldorcab @Korina | Premium
                          last edited by

                          Hi, @Korina

                          My most used weather model in Canary Islands (NW Africa - Spain) is ECMWF.

                          Best Wishes 😊🌤️

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                          • eurybaricE
                            eurybaric | Premium
                            last edited by

                            East Med, I use ECMWF mostly. In springtime however all the models are less reliable, so I'm usually on the Compare Feature :)

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                            • radwoodhavenR
                              radwoodhaven | Premium
                              last edited by

                              The ECMWF seems to be the most accurate for my locale, but having the ability to compare the different models gives me more overall confidence in any given forecast. and, they are just that - forecasts, not guarantees.

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                              • Andreas87A
                                Andreas87 | Premium
                                last edited by

                                I mostly use ECMWF for kitesurfing/sailing, METEOBLUE for snowborading/trekking and GFS for motorcycling! :)

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                                • V
                                  vaklavd | Premium
                                  last edited by

                                  ECMWF for sailing in seas around Europe (Greece, Croatia, Baltics)

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                                  • Martyn B 2M
                                    Martyn B 2
                                    last edited by Martyn B 2

                                    I use ECMWF because it's very reliable, but i also use ICON-D2 when i need more input. ICON has high resolution which makes for a nice comparison between the two. Unfortunately, D2 only has a 1.5 day forecast.

                                    1 Reply Last reply Reply Quote 1
                                    • lvrfrc87L
                                      lvrfrc87 | Premium
                                      last edited by

                                      It depends by the area: might be MBLUE more reliable than ECMWF or the other way around

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                                      • M
                                        MattHyatt
                                        last edited by

                                        The most accurate model for me in Japan has been the ECMWF for daily weather and GFS for the movement of Tropical Systems.

                                        1 Reply Last reply Reply Quote 1
                                        • S
                                          simon.tsai
                                          last edited by

                                          I usually use ECMWF models in Taiwan.

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                                          • MarDre911M
                                            MarDre911 | Premium
                                            last edited by

                                            I use in northern Germany ECMWF.

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