 Of the total number of typhoons, 215 reconnaissance missions were flown into the storms, including 3,799 observations and 391 total fixes.The average track error for each advisory for storms during the season was 63.9 miles (102.8 km) for 12-hour forecasts and 301.6 miles (485.4 km) for 48-hour forecasts.The first tropical storm of the season was detected by reconnaissance aircraft on February 27 about south of Yap with winds of .