A flood watch and flash flood warning have been issued for Zion National Park and Zion Canyon. According to the National Weather Service Salt Lake City, the area faces a high probability of precipitation and potential thunderstorms.
For the current day, showers are likely with a possibility of a thunderstorm before 9 a.m. Scattered showers and thunderstorms are expected between 9 a.m. and noon, followed by showers and a possible thunderstorm after noon. The chance of precipitation is 90%, with new rainfall amounts between a tenth and a quarter of an inch, though higher amounts are possible during thunderstorms. High temperatures are expected to reach near 73 degrees with breezy conditions, including an east wind of 18 to 23 mph that becomes a south wind of 9 to 14 mph in the afternoon.
Tonight, the forecast includes showers and a possible thunderstorm before midnight, followed by scattered showers and thunderstorms between midnight and 3 a.m., and scattered showers after 3 a.m. The chance of precipitation remains at 90% with a low around 47 degrees. Winds are expected to be south-southeast at 6 to 9 mph. Rainfall amounts are projected to be between a tenth and a quarter of an inch, with higher amounts possible during thunderstorms.
The weather pattern is expected to shift toward clearer conditions by Friday, with sunny skies and a high near 65 degrees. Friday night is forecasted to be mostly clear with a low around 45 degrees. Saturday may bring scattered showers between noon and 3 p.m., followed by scattered showers and thunderstorms after 3 p.m., with a 30% chance of precipitation and a high near 66 degrees.
Looking ahead to next week, Sunday through Wednesday are forecasted to be sunny or mostly sunny with highs ranging from 67 to 71 degrees. Overnight lows are expected to remain around 45 to 47 degrees.