What is the recommended height for mounting wind sensors in RAWS?

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The recommended height for mounting wind sensors in RAWS (Remote Automated Weather Stations) is 10 to 30 feet above ground. This height range is optimal because it balances the need for accurate wind measurements while minimizing the influence of ground-level obstacles and terrain. Mounting the sensors within this range allows for better representation of horizontal wind flow, which is crucial for applications such as fire weather forecasting and land management.

At heights lower than 10 feet, wind observations can be affected significantly by surface obstacles like trees, buildings, and other structures, leading to erroneous data. Conversely, heights exceeding 30 feet might result in measurements that are not reflective of conditions at ground level, where most activities, including wildfire behavior, occur. Therefore, 10 to 30 feet provides an effective height for maximizing the accuracy and relevancy of wind data collected by RAWS.

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