What an extraordinarymessage! You must have had goosebumps after that encounter.
According to Denise Linn"s book, "Sign Dictionary," a squirrel can be a sign "of frugality and comfort through patience....telling you to make preparations for....leaner time...by stockpiling and storing" Pertaining to "stockpiling your energy or to creating a reserve of energy within yourself. Be prepared."
It's not meant to scare you, just out of love, be prepared for anything.