Hour-by-Hour forecast from accuweather:
As of Friday, 12:30PM:
Sunday 11 AM - 54F, Partly Sunny, Winds 18mph
Sunday 12 PM - 56F, Partly Sunny, Winds 15mph
Sunday 01 PM - 57F, Sunny, Winds 14mph
Sunday 02 PM - 58F, Partly Sunny, Winds 14mph

No rain forecast at all on Sunday, according to accuweather. Could be a bit cold, but it shouldn't be too bad.