ARW
120-Day Re-Assessment Plan
LIST OF FIGURES
Figure 1.1-1 FAA and NWS ASOS Sites
Figure 1.2.1 Map Showing ASOS Sites Included in the Re-Assessment Plan
Figure 2.2.1 Map of the ASOSs Included in the Site Visits
Figure 3.2.1 Analysis of Observations for Augmentation/Backup Sites
Figure 3.2.2 Percentage Results for Edited Observations: All Sites
Figure 3.2.3 Percentage Results for Non-Representative Edits: All Sites
Figure 3.2.4a Percentage Results for Edited Observations: Kodiak, AK
Figure 3.2.4b Percentage Results for Edited Observations: Ketchikan, AK
Figure 3.2.4c Percentage Results for Edited Observations: Witchita, KS
Figure 3.2.4d Percentage Results for Edited Observations: Boston, MA
Figure 3.2.4e Percentage Results for Edited Observations: Sioux City, IA
Figure 3.3.1 Comparison of ASOS to Longline Dissemination Sites
Figure 3.3.2 Analysis of ASOS and Communication Failures
Figure 3.4-1 Blind Comparison of Automated and Manual Observations Sites
Figure 3.4-2 Overall Element Comparison Chart
Figure 3.4-2a Bluefield Individual Sensor Element Comparisons
Figure 3.4-2b Butte Individual Sensor Element Comparisons
Figure 3.4-2c Livingston Individual Sensor Element Comparisons
Figure 3.4-2d Miles City Individual Sensor Element Comparisons
Figure 3.4-2e Ponca City Individual Sensor Element Comparisons
Figure 3.4-2f Wausau Individual Sensor Element Comparisons
Figure 3.4-3 Visibility Comparison by ASOS Site
Figure 3.4-4 Comparability Across the Range of Visibility Values
Figure 3.4-5 Sky Cover Comparison
Figure 3.4-6 Human vs. ASOS Ceiling Height Distribution
Figure 3.4-7 Wind Direction Comparison
Figure 3.4-8 Wind Speed Comparison
Figure 3.4-9 Present Weather Comparison
Figure 3.4-10 Altimeter Setting Comparison
Figure 3.5-1 Pre-Commissioning Data Analysis Sites
Figure 3.6-1 ASOS Sensors Mean Time Between Failure Sites
Figure 3.6-2 Sensor Availability
Figure 3.6-3 Mean Sensor Missing Time
Figure 3.7-1 Responsiveness to Changing Conditions Sites
Figure 3.7-2 Overall Comparison of ASOS Lead/Lag For Increasing Ceiling
Figure 3.7-3 Overall Comparison of ASOS Lead/Lag For Decreasing Ceiling