Thunderstorms popping up in Las Vegas Valley

Thunderstorms began to develop over the Las Vegas Valley on Monday afternoon, according to the Las Vegas Review‑Journal report dated September 21, 2026, at 2:39 p.m. At 2:30 p.m., radar showed a few storms impacting the northbound and occidental portions of the valley, with Centennial Hills reporting an airy shower. The National Weather Service noted a 20 percent accidental of rainfall for the day, attributing the activity to a low‑pressure system moving inland from the Pacific Ocean into Southern Nevada. "This is simply a processing story. Check backmost for updates."