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      Small Craft Advisory
      until 4:00 PM CDT
      Elev 3 ft, 29.902 °N 90.092 °W

      Harvey, LA

      Marrero Station79°
      Updated: 5:47 AM CDT on September 15, 2026 (GMT -5)
      4 minutes ago
      92°
      78°
      79
      Feels Like 85
      Clear
      N
      1
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Wed 09/16
        High 92°f
         22% Precip. / 0 in
        Sunny to partly cloudy. High 92F. Winds NNE at 5 to 10 mph.
        Tonight
        Wed 09/16
        Low 79°f
         22% Precip. / 0 in
        Generally clear skies. Low 79F. Winds E at 5 to 10 mph.
        Tomorrow
        Thu 09/17
        High 88°f79°f
         24% Precip. / 0 in
        Partly cloudy. A stray shower or thunderstorm is possible. High 88F. Winds ENE at 10 to 20 mph.
        Hourly Forecast
        Now
        79°
        6AM
        78°
        6:45AM
        Sunrise
        7AM
        78°
        8AM
        81°
        9AM
        85°
        10AM
        87°
        11AM
        89°
        12PM
        89°
        1PM
        91°
        2PM
        91°
        3PM
        91°
        4PM
        91°
        5PM
        91°
        6PM
        89°
        7PM
        87°
        7:05PM
        Sunset
        8PM
        85°
        9PM
        84°
        10PM
        82°
        11PM
        82°
        12AM
        81°
        1AM
        80°
        2AM
        80°
        3AM
        80°
        4AM
        80°
        5AM
        80°
        Precipitation
        22%
        Pollen
        None
        Air Quality
        53
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.06 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point75°F
        5. Humidity 88%
        6. Rainfall 0.03 in
        7. Snow Depth 0 in
         KNBG Station History
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 92°F 90°F 97°F 2018
        4. Low 78°F 74°F 52°F 1902
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 87°F 90°F 99°F
        4. Low 78°F 74°F 59°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:44 AM 7:05 PM
        3. Civil Twilight 6:21 AM 7:29 PM
        4. Nautical Twilight 5:53 AM 7:57PM
        5. Astronomical Twilight 5:24 AM 8:25 PM
        1. Length of Visible Light 13h 8m
        2. Length of Day 12h 20m
        3. Tomorrow will be 1 minute 47 seconds shorter
        1. Moon 11:09 AM 9:37 PM
        2. Waxing Crescent21% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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