Preliminary Evaluation of the First NOAA Demonstration Network Wind Profiler

B. L. Weber Wave Propagation Laboratory, ERL/NOAA, Boulder, Colorado

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D. B. Wuertz Wave Propagation Laboratory, ERL/NOAA, Boulder, Colorado

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R. G. Strauch Wave Propagation Laboratory, ERL/NOAA, Boulder, Colorado

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D. A. Merritt Wave Propagation Laboratory, ERL/NOAA, Boulder, Colorado

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K. P. Moran Wave Propagation Laboratory, ERL/NOAA, Boulder, Colorado

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D. C. Law Profiler Program, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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D. van de Kamp Profiler Program, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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R. B. Chadwick Profiler Program, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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M. H. Ackley Profiler Program, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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M. F. Barth Profiler Program, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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N. L. Abshire Profiler Program, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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P. A. Miller Program for Regional Observing and Forecasting Services, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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T. W. Schlatter Program for Regional Observing and Forecasting Services, Forecast Systems Laboratory, NOAA, Boulder, Colorado

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Abstract

The first wind profiler for a demonstration network of wind profilers recently passed the milestone of 300 h of continuous operation. The horizontal wind component measurements taken during that period are compared with the WPL Platteville wind profiler and the NWS Denver rawinsonde. The differences between the network and WPL wind profilers have standard deviations of 2.30 m s−1 and 2.16 m s−1 for the u- and v-components, respectively. However, the WPL wind profiler ignores vertical velocity, whereas the network radar measures it and removes its effects from the u- and v-component measurements. The differences between the network wind profiler and the NWS rawinsonde (separated spatially by about 50 km) have standard deviations of 3.65 m s−1 and 3.06 m s−1 for the u- and v-components, respectively. These results are similar to those found in earlier comparison studies. Finally, the new network wind profiler demonstrates excellent sensitivity, consistently reporting measurements at all heights msl from 2 to nearly 18 km with very few outages.

Abstract

The first wind profiler for a demonstration network of wind profilers recently passed the milestone of 300 h of continuous operation. The horizontal wind component measurements taken during that period are compared with the WPL Platteville wind profiler and the NWS Denver rawinsonde. The differences between the network and WPL wind profilers have standard deviations of 2.30 m s−1 and 2.16 m s−1 for the u- and v-components, respectively. However, the WPL wind profiler ignores vertical velocity, whereas the network radar measures it and removes its effects from the u- and v-component measurements. The differences between the network wind profiler and the NWS rawinsonde (separated spatially by about 50 km) have standard deviations of 3.65 m s−1 and 3.06 m s−1 for the u- and v-components, respectively. These results are similar to those found in earlier comparison studies. Finally, the new network wind profiler demonstrates excellent sensitivity, consistently reporting measurements at all heights msl from 2 to nearly 18 km with very few outages.

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