Waarschuwingen, Castle Rock Post Office (historical)

Red Flag Warning issued July 4 at 7:28PM PDT until July 4 at 10:00PM PDT by NWS Pendleton OR * AFFECTED AREA...Fire Weather Zone 691 Lower Columbia Basin of Oregon. * TIMING...Until 10 PM PDT this evening. * WINDS...West 10 to 20 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 16 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.