Narrative:

Fighter jet Y was operating in the coastal 1E; 1W; and 2 moas and was in communication with townsend range control. I observed fighter jet Y spill out of the MOA on the south side. I contacted townsend range to alert them that I observed the spill out. I informed townsend that I would be having traffic passing on the south side of the MOA and I could no longer allow spill outs. The traffic I was controlling was also trying to stay north of thunderstorms. Air carrier Z was descending to 11;000 ft; eastbound; passing to the south of the MOA and air carrier X was climbing to 10;000 ft; westbound. I informed air carrier Z of the spill out and possible traffic situation. Fighter jet Y appeared to be maneuvering northbound away from traffic. I called traffic between air carrier Z and air carrier X. I then handed off air carrier X to sectors 29/79 and gave this aircraft the frequency change. I observed fighter jet Y spilling out of the MOA once again; causing the conflict alert to be set off. I was not in communication with either aircraft. I would suggest that military operations understand the importance of staying within designated airspace and easier communications with the range control in communication with the military aircraft.

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Original NASA ASRS Text

Title: ZKX Controller described a 'spill out' event that resulted in a conflict with IFR traffic conducting weather deviations.

Narrative: Fighter jet Y was operating in the Coastal 1E; 1W; and 2 MOAs and was in communication with Townsend Range Control. I observed fighter jet Y spill out of the MOA on the south side. I contacted Townsend Range to alert them that I observed the spill out. I informed Townsend that I would be having traffic passing on the south side of the MOA and I could no longer allow spill outs. The traffic I was controlling was also trying to stay north of thunderstorms. Air Carrier Z was descending to 11;000 FT; eastbound; passing to the south of the MOA and Air Carrier X was climbing to 10;000 FT; westbound. I informed Air Carrier Z of the spill out and possible traffic situation. Fighter jet Y appeared to be maneuvering northbound away from traffic. I called traffic between Air Carrier Z and Air Carrier X. I then handed off Air Carrier X to sectors 29/79 and gave this aircraft the frequency change. I observed fighter jet Y spilling out of the MOA once again; causing the conflict alert to be set off. I was not in communication with either aircraft. I would suggest that military operations understand the importance of staying within designated airspace and easier communications with the Range Control in communication with the military aircraft.

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.