× Red Flag Warning
Until 2025-03-20T22:30:00-05:00 • National Weather Service
The National Weather Service in St Louis has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon to 7 PM CDT Friday. * AFFECTED AREA...In Illinois, Fire Weather Zones 058, 059, 079, 098, 099, 100, 101 and 102. In Missouri, Fire Weather Zones 047, 048, 049, 050, 051, 052, 059, 060, 061, 062, 063, 064, 065, 072, 073, 074, 075, 083, 084, 085 and 099. * TIMING... * WINDS...Southwest 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...These conditions are conducive for the rapid spread and growth of uncontrolled wildfires.