I would plant. Rain looks good for Monday night into Tuesday moring and then again Thursday.|
You wouldn't believe how long seed will last, even laying on top the ground. Buckwheat seed I broadcast on top the ground in mid-July actually germinated (what the turkeys hadn't eaten) when we got our first rain in September.
"Know where you stand, and stand there" --Jesuit Father Daniel Berrigan
"There is no reasoning someone out of a position he has not reasoned himself into." --Clive James