3.15pm Mash On 5.00 boil start 6.05pm boil off (5 min extra boil
Based on boiling 24.60 gallonsliters at 1.052 for 65 minutes, this will decrease your wort by 1.08 gallonsliters, bringing your after boil OG to 1.054. You wanted an OG of 1.064. It looks like it will be under.