...Fire Weather Concerns along the Rio Grande on Saturday... .Strong northwest winds of 15 to 25 mph with gusts up to 35 mph are expected in the wake of a Pacific frontal passage. Very dry airmass will push across the area with relative humidity values dropping to the teens along the Rio Grande Plains on late Saturday morning through Saturday afternoon. The combination of strong winds and low relative humidity values brings fire weather concerns across the area and therefore a Fire Weather Watch is in effect for the Rio Grande Plains from late Saturday morning through Saturday afternoon. Winds will relax below 15 mph late Saturday afternoon. ...FIRE WEATHER WATCH IN EFFECT FROM LATE SATURDAY MORNING THROUGH SATURDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR AREAS ALONG THE RIO GRANDE PLAINS... The National Weather Service in Austin/San Antonio has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Saturday morning through Saturday afternoon. * WINDS...Northwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended.