If you set the request in a way that specifies a large amount of data, it can take up to a few minutes to generate the plot. To minimize the amount of data that the application has to process for initial explorations, the default time period is very short and may not produce a graphic. Note that this application attempts to generate a wind rose for the time period you specify.

Specify your time period of interest and click Submit.

For instance, Start time = 8:00 AM and End time =11:00 AM

You can also check winds during a specified part of the day, you can limit observations to a range of hours.

If you want to check on winds that occur at a certain time of day, you can limit observations to a specific hour.

Controls also let you find the average winds for a time period you specify over the period of record. Multiple controls give you the opportunity to explore winds at very specific times. To explore winds at specific times of day, click the *Custom Wind Roses button. Prepared wind rose plots show winds for the whole year over the period of record plus a plot for every month of the year. The pre-dominant wind speed is in the range of 0.5 to 2.0 m/s followed by wind range of 2.0 to 3.0 m/s & 3.0 to 5.0 m/s and > 6 m/s.

Click the *Wind Roses button at the top of the window. Figure-3 Annual Night time Wind rose Figure 4 depicts summer wind rose which tends to indicate predominant wind direction as SW along with predominant south-westerly wind sector followed by NW.

Once you've selected your station of interest, click the Select Station button. Dasmariñas, Philippines - sunrise, sunset, dawn and dusk times for the whole year in a graph, day length and changes in lengths in a table.

Use the second dropdown to Select a Station, or click any yellow dot on the map below.Once you choose a network, click the Switch Network button.Note that the alphabetical list of networks includes states, countries, and continents.

To view prepared wind roses for a location:Ĭlick the Select by Network dropdown menu and choose a network of interest. Note: wind roses are only available for stations that measure wind (mostly at airports). Wind roses are graphical charts that characterize the speed and direction of winds at a location.

Wind rose diagram of cavite