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      Elev 16 ft, 29.929 °N 90.367 °W

      Destrehan, LA

      Updated: 10:16 PM CDT on August 29, 2026 (GMT -5)
      3 minutes ago
      93°
      76°
      82
      Feels Like 92
      Clear
      N
      7
      Lower temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
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      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Sun 08/30
        Low 77°f
        21% Precip. / 0 in
        A few clouds. Low 77F. Winds E at 5 to 10 mph.
        Tomorrow
        Mon 08/31
        High 86°f
        63% Precip. / 0.09 in
        Isolated thunderstorms in the morning becoming more widespread in the afternoon. High 86F. Winds ENE at 10 to 15 mph. Chance of rain 60%.
        Tomorrow night
        Mon 08/31
        Low 76°f
        59% Precip. / 0.06 in
        Partly cloudy skies early. Thunderstorms likely late. Low 76F. Winds E at 5 to 10 mph. Chance of rain 60%.
        Hourly Forecast
        Now
        81°
        11PM
        81°
        12AM
        80°
        1AM
        79°
        2AM
        78°
        3AM
        79°
        4AM
        78°
        5AM
        79°
        6AM
        79°
        6:37AM
        Sunrise
        7AM
        79°
        8AM
        80°
        9AM
        32%
        82°
        10AM
        31%
        84°
        11AM
        31%
        84°
        12PM
        44%
        85°
        1PM
        64%
        85°
        2PM
        35%
        86°
        3PM
        85°
        4PM
        85°
        5PM
        84°
        6PM
        84°
        7PM
        83°
        7:25PM
        Sunset
        8PM
        81°
        9PM
        80°
        10PM
        80°
        Additional Conditions
        1. Pressure 30 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point75°F
        5. Humidity 82%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KMSY Station History
        Almanac for August 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 93°F 90°F 101°F 2000
        4. Low 76°F 76°F 60°F 1968
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.7 in -
        7. Snow 0 in 0 in -
        Almanac for August 31, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 90°F 98°F
        4. Low 76°F 76°F 62°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:37 AM 7:26 PM
        3. Civil Twilight 6:13 AM 7:50 PM
        4. Nautical Twilight 5:44 AM 8:19PM
        5. Astronomical Twilight 5:14 AM 8:48 PM
        1. Length of Visible Light 13h 37m
        2. Length of Day 12h 48m
        3. Tomorrow will be 1 minute 43 seconds shorter
        1. Moon 8:47 PM 8:56 AM
        2. Waning Gibbous90% of the Moon is Illuminated
        Sep 4
        Waning Half Last Qtr
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Precipitation
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        Weather Alerts
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