NWS Salt Lake City UTFW.W 0003May 28, 2026
Red Flag Warning: Henry Mountains and Grand Staircase, UT
The National Weather Service office in Salt Lake City issued a red flag warning for Henry Mountains and Grand Staircase in Utah, which was in force until 9:00 p.m. local time on May 28. It was the 3rd red flag warning the NWS office in Salt Lake City issued in 2026. Utah had 9 red flag warnings in May 2026, against 4 in an average May of 2008-2025 (Utah's red flag warnings by year).
ExpiredWarning
In force for 13.9 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Salt Lake City UT
- Area
- Henry Mountains and Grand Staircase
- State
- Utah
- Level
- Warning
- Issued
- 7:05 a.m. MDT, May 28, 2026
- Expires
- 9:00 p.m. MDT, May 28, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Expected
- VTEC event
- KSLC FW.W 0003
- Official source
- National Weather Service: the notice at its source
Red Flag Warnings in Utah since 2008Every warning type in Utah
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
* AFFECTED AREA...Fire Weather Zone 494 Henry Mountains and Fire Weather Zone 498 Grand Staircase. * WINDS...South 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 8-10 percent. * IMPACTS...Critical fire weather conditions are expected. Any new fire starts or existing fires may spread rapidly.
What the agency told people to do
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.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.