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ZOB controller expressed concern regarding nexrad WX information and its ability to keep up with WX movements and provide accurate information for controllers.
| Attributes | |
| ACN | 693485 |
| Time | |
| Date | 200604 |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : fnt.airport |
| State Reference | MI |
| Altitude | msl bound lower : 12000 msl bound upper : 18000 |
| Environment | |
| Weather Elements | Thunderstorm |
| Aircraft 1 | |
| Controlling Facilities | tower : lal.tower |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller radar : 21 |
| ASRS Report | 693485 |
| Events | |
| Anomaly | other anomaly other |
| Independent Detector | other controllera |
| Resolutory Action | none taken : anomaly accepted |
| Supplementary | |
| Problem Areas | FAA |
| Primary Problem | FAA |
Narrative:
Nexrad WX radar showed a cell of extreme precipitation 10-12 mi west of the polar arrival for dtw. Numerous aircraft beyond these 2 deviated off the polar arrival which was showing clear and into the moderate and extreme WX that was painting west of the arrival. It was a rapidly moving system and nexrad was 10-12 mi lagging behind the actual WX.
Original NASA ASRS Text
Title: ZOB CTLR EXPRESSED CONCERN REGARDING NEXRAD WX INFO AND ITS ABILITY TO KEEP UP WITH WX MOVEMENTS AND PROVIDE ACCURATE INFO FOR CTLRS.
Narrative: NEXRAD WX RADAR SHOWED A CELL OF EXTREME PRECIP 10-12 MI W OF THE POLAR ARR FOR DTW. NUMEROUS ACFT BEYOND THESE 2 DEVIATED OFF THE POLAR ARR WHICH WAS SHOWING CLR AND INTO THE MODERATE AND EXTREME WX THAT WAS PAINTING W OF THE ARR. IT WAS A RAPIDLY MOVING SYS AND NEXRAD WAS 10-12 MI LAGGING BEHIND THE ACTUAL WX.
Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.