An EMS rotary wing pilot inadvertently flew into IMC WX. Error admitted. En route WX.

Attributes
ACN	347254
Time
Date	199609
Day	Fri
Local Time Of Day	0001 To 0600
Place
Locale Reference	airport : zzz
State Reference	US
Altitude	msl bound lower : 3000 msl bound upper : 3000
Environment
Flight Conditions	Mixed
Light	Night
Aircraft 1
Controlling Facilities	tracon : zzz
Operator	common carrier : air taxi
Make Model Name	Helicopter
Operating Under FAR Part	Part 135
Flight Phase	cruise other
Flight Plan	VFR
Person 1
Affiliation	company : air taxi
Function	flight crew : single pilot
Qualification	pilot : atp pilot : cfi
Experience	flight time total : 7600
ASRS Report	347254
Person 2
Experience	flight time total : 7600
Events
Anomaly	inflight encounter : vfr in imc non adherence : far
Independent Detector	other flight crewa
Resolutory Action	other
Consequence	Other
Supplementary
Primary Problem	Weather
Air Traffic Incident	Pilot Deviation

Narrative:

En route from hospital a to hospital B, I was level at 3000 ft and encountered unforecast WX. I then went inadvertent IMC, called ZZZ approach, advised them of the situation and requested an IFR clearance. I was given IFR clearance direct ZZZ. I canceled IFR when we were VMC.

Original NASA ASRS Text

Title: AN EMS ROTARY WING PLT INADVERTENTLY FLEW INTO IMC WX. ERROR ADMITTED. ENRTE WX.

Narrative: ENRTE FROM HOSPITAL A TO HOSPITAL B, I WAS LEVEL AT 3000 FT AND ENCOUNTERED UNFORECAST WX. I THEN WENT INADVERTENT IMC, CALLED ZZZ APCH, ADVISED THEM OF THE SIT AND REQUESTED AN IFR CLRNC. I WAS GIVEN IFR CLRNC DIRECT ZZZ. I CANCELED IFR WHEN WE WERE VMC.

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.