WX reporting equipment problem ASOS inaccurate WX report.

Attributes
ACN	307017
Time
Date	199506
Day	Sat
Local Time Of Day	1801 To 2400
Place
Locale Reference	atc facility : ipt
State Reference	PA
Environment
Flight Conditions	VMC
Light	Night
Person 1
Affiliation	government : faa
Function	other personnel other
Qualification	controller : radar
Experience	controller non radar : 7 controller radar : 1
ASRS Report	306945
Person 2
Affiliation	government other
Function	other personnel other
Qualification	other other : other
Events
Anomaly	other anomaly other
Independent Detector	other controllera
Resolutory Action	none taken : unable
Consequence	Other
Supplementary
Air Traffic Incident	other

Narrative:

Williamsport's official WX from NWS was jpt rs 0x51 M10 broken 15 overcast 1 1/2 fog 145/67/64/1009/996. ASOS reporting ipt TA 0x56 A02A M10 overcast 4 fog 138/66/63/1109/995. ASOS has been shown to be inaccurate and unreliable. They are still being installed and commissioned all across the united states. Had this happened after the tower closed a pilot would have been very surprised!

Original NASA ASRS Text

Title: WX RPTING EQUIP PROB ASOS INACCURATE WX RPT.

Narrative: WILLIAMSPORT'S OFFICIAL WX FROM NWS WAS JPT RS 0X51 M10 BROKEN 15 OVCST 1 1/2 FOG 145/67/64/1009/996. ASOS RPTING IPT TA 0X56 A02A M10 OVCST 4 FOG 138/66/63/1109/995. ASOS HAS BEEN SHOWN TO BE INACCURATE AND UNRELIABLE. THEY ARE STILL BEING INSTALLED AND COMMISSIONED ALL ACROSS THE UNITED STATES. HAD THIS HAPPENED AFTER THE TWR CLOSED A PLT WOULD HAVE BEEN VERY SURPRISED!

Data retrieved from NASA's ASRS site as of July 2007 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.