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      Flood Watch
      until 12:00 PM EDT
      Elev 6 ft, 39.676 °N 75.550 °W

      New Castle, DE

      New Castle Station84°
      Updated: 4:02 PM EDT on September 12, 2026 (GMT -4)
      2 seconds ago
      82°
      62°
      84
      Feels Like 86
      Cloudy
      N
      14
      Gusts 22 mph
      Higher temperature is expected tomorrow
      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
        Tonight
        Sat 09/12
        Low 71°f
         78% Precip. / 0.42 in
        A few showers this evening with numerous thunderstorms developing overnight. Low 71F. Winds SE at 10 to 20 mph. Chance of rain 80%. Locally heavy rainfall possible.
        Tomorrow
        Sun 09/13
        High 85°f
         65% Precip. / 0.04 in
        Showers in the morning, then partly cloudy in the afternoon. High near 85F. Winds WNW at 5 to 10 mph. Chance of rain 70%.
        Tomorrow night
        Sun 09/13
        Low 70°f
         15% Precip. / 0 in
        Partly cloudy. Slight chance of a rain shower. Low near 70F. Winds W at 5 to 10 mph.
        Hourly Forecast
        Now
        80°
        5PM
        79°
        6PM
        78°
        7PM
        77°
        7:15PM
        Sunset
        8PM
        75°
        9PM
        74°
        10PM
        74°
        11PM
        74°
        12AM
        31%
        74°
        1AM
        60%
        73°
        2AM
        47%
        73°
        3AM
        58%
        73°
        4AM
        58%
        73°
        5AM
        69%
        73°
        6AM
        78%
        73°
        6:41AM
        Sunrise
        7AM
        65%
        72°
        8AM
        42%
        73°
        9AM
        30%
        74°
        10AM
        41%
        76°
        11AM
        78°
        12PM
        80°
        1PM
        82°
        2PM
        83°
        3PM
        84°
        4PM
        84°
        Precipitation
        78%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        40
        Good
        UV Index
        2
        Low
        Additional Conditions
        1. Pressure 30.04 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point62°F
        5. Humidity 56%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KILG Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 80°F 94°F 1895
        4. Low 62°F 61°F 44°F 1917
        5. Rain/Snow Depth
        6. Precipitation 0.42 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 80°F 95°F
        4. Low 62°F 60°F 46°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:40 AM 7:15 PM
        3. Civil Twilight 6:13 AM 7:42 PM
        4. Nautical Twilight 5:41 AM 8:14PM
        5. Astronomical Twilight 5:08 AM 8:47 PM
        1. Length of Visible Light 13h 29m
        2. Length of Day 12h 34m
        3. Tomorrow will be 2 minutes 34 seconds shorter
        1. Moon 8:16 AM 7:48 PM
        2. Waxing Crescent2% 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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