Created Thursday, Nov 27th 2025 19:11Z, last updated Thursday, Nov 27th 2025 19:11Z
A Southwest Airlines Boeing 737-800, registration N8513F performing flight WN-651 from San Diego,CA to Indianapolis,IN (USA) with 141 people on board, was enroute at FL350 about 140nm southeast of Las Vegas,NV (USA) when the crew decided to divert to Las Vegas advising ATC they had some indication. On approach to Las Vegas the crew requested to cancel the approach and entered a hold advising ATC, the indication had ceased and had now re-occurred, so they needed to run the associated checklists again, the crew requested a long straight in approach. ATC advised, they had declared emergency for the aircraft. The aircraft landed safely on Las Vegas' runway 26L about 45 minutes after leaving FL350. While taxiing to the apron the crew advised they "ran out of cooling" and requested emergency services to check for smoke or hot spots.

The airline reported a maintenance indicator prompted the diversion.

A replacement Boeing 737-8 MAX registration N8718Q reached Indianapolis with a delay of about 3 hours.

The occurrence aircraft remained on the ground for about 19.5 hours before returning to service.

Related Flight: WN651, Southwest Airlines News
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