Tue Apr 2 04:23:27 EDT 2019 Big Bend Area- Including the cities of Big Bend NP and Marathon 323 AM CDT Tue Apr 2 2019 .TODAY...Warmer. Partly cloudy. Highs in the mid 70s in the mountains to the mid 80s along the Rio Grande. Southeast winds 10 to 15 mph. .TONIGHT...Decreasing clouds. Lows 45 to 53. East winds 10 to 15 mph shifting to the north after midnight. .WEDNESDAY...Sunny. Highs in the upper 70s in the mountains to the lower 90s along the Rio Grande. Southwest winds 10 to 20 mph in the mountains...southwest 10 to 15 mph along the Rio Grande. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 58. West winds 10 to 20 mph in the mountains...west 10 to 15 mph along the Rio Grande. .THURSDAY...Partly cloudy. Highs in the mid 70s in the mountains to around 90 along the Rio Grande. West winds 10 to 20 mph in the mountains...west around 10 mph along the Rio Grande. .THURSDAY NIGHT...Decreasing clouds. Lows 52 to 60. .FRIDAY...Mostly cloudy. Highs 75 to 81 in the mountains to 88 to 94 along the Rio Grande. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 53 to 59. .SATURDAY...Sunny. Highs 74 to 80 in the mountains to 87 to 93 along the Rio Grande. .SATURDAY NIGHT...Mostly clear. Lows 54 to 60. .SUNDAY...Sunny. Highs 76 to 82 in the mountains to 89 to 95 along the Rio Grande. .SUNDAY NIGHT...Clear. Lows 54 to 60. .MONDAY...Sunny. Highs 78 to 84 in the mountains to 90 to 96 along the Rio Grande.