LOCAL

Southern California's unseasonably hot weather

Mel Melcon / Los Angeles Times

Oren Tuchin, 32, a grad student in the business school at USC, makes his way across a 45-foot line made of nylon climbing rope, tied to a couple of trees on the school campus. Tuchin said he does this for exercise three days a week, about an hour a day. " You don't realize you're getting a workout because it's so much fun," Tuchin said.

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The week got underway with record-breaking heat. Sunday's temperatures reached 101 in Santa Ana, beating the previous high for the date of 91 in 1958. A mild Santa Ana effect is adding to the heat as light offshore winds flow in from the deserts.