Narrative:

Left VFR; alternator failed. Weather deteriorated; lost communication capability; although the weather download and terrain info on the garmin 396 continued to work. Due to rain and low ceilings; we touched the airspace near two airports without clearance. Could not turn back and could not talk or deviate safely any other way.

Google
 

Original NASA ASRS Text

Title: A C177's alternator failed after takeoff making the aircraft NORDO in deteriorating weather. The pilot continued IMC flight and touched controlled airport airspace enroute to the destination because he could not safely deviate.

Narrative: Left VFR; alternator failed. Weather deteriorated; lost communication capability; although the weather download and terrain info on the Garmin 396 continued to work. Due to rain and low ceilings; we touched the airspace near two airports without clearance. Could not turn back and could not talk or deviate safely any other way.

Data retrieved from NASA's ASRS site as of April 2012 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.