Ghost Storm, 9 p.m., SyFy
“A supernatural electrical storm threatens an island community.” Because after all we’ve been through, let’s watch someone else suffer.
Poseidon, 8 p.m., AMC
Remake, not original.
Dinner at Eight, 8 p.m., TCM
“At least one of the guests misbehaves at a New York society party held for nobility. Marie Dressler, Jean Harlow, John Barrymore, Wallace Beery, Lionel Barrymore.” FABULOUS.