SONOMA COUNTY — California Highway Patrol unveiled a pilot “commuter misery index” Wednesday after Tuesday’s three-hour backup on Highway 12 converted dozens of weekend itineraries into roadside contemplation.

Unlike traditional delay metrics measured in minutes, the new index translates gridlock into “wine tastings skipped,” “anniversary dinners cooled,” and “children asking if we live in the car now.” Tuesday’s peak registered 4.7 tastings, a figure CHP called “historic for a weekday.”

The stall began near Glen Ellen when a delivery truck and a vintage convertible both attempted to occupy a lane shaped like a question mark. Tow trucks arrived slowly; drivers posted updates with hashtags and snack reviews.

“We missed our 2 p.m. reservation,” said Santa Rosa resident Nina Cho. “We made a 5 p.m. reservation called ‘standing in the gravel shoulder.’ Educational, if you like merlot introspection without glasses.”

Tourism officials worry the index will trend on travel blogs. “We prefer ‘scenic pause,’” said a Visit Sonoma spokesperson. CHP insists the metric is educational. Commuters insist it is accurate.

Caltrans said long-term fixes remain in study phases that predate several governors. Until then, officials recommend leaving early, packing water, and lowering expectations to “we saw a hawk.”