The NWS has issued a flash flood warning for the Calwood burn area. First responders are in the area checking on flood impacts and at this time no reports of flooding are being reported. If you encounter flash flooding climb to higher ground and do not drive through flood waters that are over topping roadways. Boulder OEM is coordinating with the NWS and local first responders until the flash flood warning expires at 0100 a.m. If you encounter flash flooding call 911 immediately to get help.