Fire weather watch or red flag warning is issued when the combination of dry fuels and weather conditions supports extreme fire danger. This alerts local land management branches about the onset, or possible onset, of serious weather and fuel moisture conditions that could cause rapid or dramatic increases in wildfire activity.
When a Red Flag Warning or Fire Weather Watch is issued, the Fire Weather layer color of the NORR Fire Weather maps turns red or orange. Depending on the weather operating plan of Texas, Red Flag criteria are vary from region to region. The Texas Fire Weather Operating Plan (PDF, 941 KB) descripts more detailed criteria of each region. For investigating local weather conditions, please check out the TICC-Fire Weather website.