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      Special Weather Statement
      until 7:00 PM CDT
      Elev 27 ft, 26.150 °N 97.913 °W

      Mercedes, TX

      Mercedes Station
      Updated: 3:07 PM CDT on August 21, 2026 (GMT -5)
      3 minutes ago
      101°
      80°
      105
      Feels Like 116
      Sunny
      N
      13
      Gusts 19 mph
      Higher temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Today
      Sat 08/22
      High 100°f
      0% Precip. / 0 in
      A mix of clouds and sun. High near 100F. Winds SSE at 15 to 25 mph.
      Tonight
      Sat 08/22
      Low 78°f
      15% Precip. / 0 in
      A few passing clouds. Low 78F. Winds SSE at 15 to 25 mph.
      Tomorrow
      Sun 08/23
      High 103°f76°f
      8% Precip. / 0 in
      Partly cloudy skies. Hot. High 103F. Winds SSE at 10 to 20 mph.
      Hourly Forecast
      Now
      99°
      4PM
      99°
      5PM
      99°
      6PM
      97°
      7PM
      94°
      8PM
      91°
      8:02PM
      Sunset
      9PM
      87°
      10PM
      85°
      11PM
      83°
      12AM
      82°
      1AM
      81°
      2AM
      81°
      3AM
      80°
      4AM
      80°
      5AM
      79°
      6AM
      79°
      7AM
      79°
      7:07AM
      Sunrise
      8AM
      81°
      9AM
      84°
      10AM
      89°
      11AM
      93°
      12PM
      96°
      1PM
      99°
      2PM
      101°
      3PM
      101°
      Precipitation
      15%
      Pollen
      None
      Air Quality
      67
      Moderate
      UV Index
      9
      Very High
      Additional Conditions
      1. Pressure 29.95 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point62°F
      5. Humidity 30%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KTXW Station History
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 101°F 97°F 102°F 1991
      4. Low 80°F 76°F 65°F 1930
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for August 22, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 103°F 97°F 102°F
      4. Low 80°F 76°F 64°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:07 AM 8:02 PM
      3. Civil Twilight 6:43 AM 8:25 PM
      4. Nautical Twilight 6:14 AM 8:54PM
      5. Astronomical Twilight 5:46 AM 9:22 PM
      1. Length of Visible Light 13h 42m
      2. Length of Day 12h 55m
      3. Tomorrow will be 1 minute 23 seconds shorter
      1. Moon 3:37 PM 1:07 AM
      2. Waxing Gibbous66% of the Moon is Illuminated
      Aug 27
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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