Morphometric analysis of watershed has a vigorous protagonist in predicting site for surface irrigation development. Morphometric analysis is the measurement and mathematical examination of the arrangement of the earth’s surface, shape and dimension of its landform. The present study was analyzed the morphometric parameters (liner, areal and relief parameters) of Gudina Wacho watershed for surface irrigation development using GIS. SRTM DEM with 20-meter spatial resolution of the study area was used for the morphometric parameters analysis. The results revealed that the stream orders of the watershed varies from first order to sixth order with a total of 1266 stream numbers measured a total length of 408.98 Kms. It is also elongated in shape, contains high value of bifurcation ratio, high value of drainage density, higher stream frequency, have moderate slopes with moderate gravity flow of water, moderate infiltration and higher soil moisture content. These results revealed the rainwater will reach the main channel more rapidly and thus a high response to runoff. Also indicates it is simple to harvest rainwater / runoff water for surface irrigation development and implies as good category for surface irrigation. Over all of the morphometric analysis reflects the watershed is favorable for surface irrigation development and it can benefit the local community to meet the food demand. For more proper evaluation of the watershed for surface irrigation development, further investigation on the physical land suitability analysis of the watershed is needed.