Bonanza 35
Flight Crew Instrument; Flight Crew Private
Flight Crew Last 90 Days 35; Flight Crew Total 580; Flight Crew Type 280
Other / Unknown
Deviation - Altitude Excursion From Assigned Altitude; Deviation - Track / Heading All Types; Deviation / Discrepancy - Procedural Clearance; Inflight Event / Encounter Weather / Turbulence
Flight Crew Took Evasive Action
Human Factors; Weather
I missed the fix to hold then turned back to VMC and climbed without a clearance to maintain VMC. I was assigned 11;000 FT; but climbed to 13;000 FT.
Bonanza 35 pilot reports over flying an assigned holding fix then turning and climbing to 13;000 FT to remain in VMC; without clearance to do so.