8/13/2025 2:29:00 AM until 8/13/2025 4:30:00 PM

A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that there is a potential for critical fire weather conditions. A combination of lightning...dry fuel conditions...and gusty microburst winds may create favorable conditions for new fire starts and extreme fire behavior.

* AFFECTED AREA...Fire Weather Zone 479 Wasatch Mountains. * WINDS...Today, west 10 to 20 mph with gusts to 30 mph. * RELATIVE HUMIDITY...Today, 10 to 15 percent. * THUNDERSTORMS...Thursday, scattered thunderstorms will form over the higher terrain of Utah during the afternoon through the evening. Given the extended period of very dry conditions with little to no rain, new wildfire starts are likely with any lightning. * OUTFLOW WINDS...Thursday, gusty and erratic outflow winds up to 50 mph are possible with any thunderstorms. * IMPACTS...Critical fire weather conditions are expected. Any new fire starts or existing fires may spread rapidly.