Heavy flooding in San Simon, Pampanga caused significant traffic congestion on the North Luzon Expressway (NLEX) on Monday afternoon. Motorists experienced considerable delays as water levels impacted vehicle movement. The flooding disrupted the normal flow of traffic along the major highway. Authorities have not yet released details regarding the cause of the flooding or the extent of the delays. Drivers were advised to exercise caution and expect longer travel times. The incident highlights the vulnerability of NLEX to flooding during periods of heavy rainfall in the region. Updates on the situation and potential alternative routes are expected to be released as they become available.