ARGH! Writerly frustration and how to channel it

Summer is an innately frustrating season for working moms who write (people like me), because the usual routines that help us keep some balance between roles are mostly gone. The kids are at home, there's no homework to fill the evenings, and night owl sleep patterns of the rest of the family can keep one from getting one's usual rest. I often struggle with being perpetually grouchy in the summer months because my writing time gets squeezed more than usual by family needs, and when I can eke...