Converting Lap times to Open Water

Former Member
Former Member
I have never swam in an open water event. I started swimming again in january in a 25 meter pool. I can comfortable swim 1500 meters in 24 minutes (no flip turns). Realizing open water has tides/currents etc. I am attempting to calculate what I might be able to swim a mile in open water. Any thoughts? Also, how many meters should I be training on a weekly basis to swim 4.4 miles. I am 46. Thanks..