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      Elev 110 ft, 8.338 °N 13.074 °W

      Waterloo, SL

      Waterloo Station79°
      Updated: 3:54 PM GMT on September 18, 2026 (GMT +0)
      33 seconds ago
      83°
      75°
      79
      Feels Like 83
      Showers in Vicinity
      N
      10
      Gusts 18 mph
      Same 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
        Fri 09/18
        Low 75°f
         100% Precip. / 0.4 in
        Rain this evening with thunderstorms developing overnight. Storms will produce frequent lightning. Low near 75F. Winds SW at 5 to 10 mph. Chance of rain 100%.
        Tomorrow
        Sat 09/19
        High 83°f
         93% Precip. / 0.55 in
        Thunderstorms. Heavy downpours, frequent lightning with storms. High 83F. Winds SW at 10 to 15 mph. Chance of rain 90%.
        Tomorrow night
        Sat 09/19
        Low 75°f
         83% Precip. / 0.35 in
        Rain showers in the evening with numerous thunderstorms developing overnight. Storms will produce frequent lightning. Low around 75F. Winds SW at 5 to 10 mph. Chance of rain 80%.
        Hourly Forecast
        Now
        81°
        4PM
        94%
        81°
        5PM
        35%
        81°
        6PM
        79°
        6:50PM
        Sunset
        7PM
        37%
        78°
        8PM
        94%
        77°
        9PM
        98%
        77°
        10PM
        100%
        77°
        11PM
        97%
        77°
        12AM
        73%
        77°
        1AM
        70%
        77°
        2AM
        78%
        77°
        3AM
        82%
        77°
        4AM
        93%
        77°
        5AM
        89%
        76°
        6AM
        82%
        77°
        6:41AM
        Sunrise
        7AM
        72%
        76°
        8AM
        73%
        77°
        9AM
        84%
        79°
        10AM
        94%
        80°
        11AM
        85%
        81°
        12PM
        85%
        81°
        1PM
        88%
        82°
        2PM
        75%
        83°
        3PM
        89%
        83°
        Precipitation
        100%
        Rain likely to continue
        Pollen
        None
        Air Quality
        21
        Good
        UV Index
        2
        Low
        Additional Conditions
        1. Pressure 29.89 in
        2. Visibility 4 miles
        3. Clouds Cloudy
        4. Dew Point77°F
        5. Humidity 88%
        6. Rainfall 0.92 in
        7. Snow Depth 0 in
         GFHA Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 84°F -°F
        4. Low 75°F 74°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0.4 in 0.6 in -
        7. Snow 0 in - in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 84°F -°F
        4. Low 75°F 74°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:42 AM 6:50 PM
        3. Civil Twilight 6:21 AM 7:11 PM
        4. Nautical Twilight 5:56 AM 7:35PM
        5. Astronomical Twilight 5:32 AM 8:00 PM
        1. Length of Visible Light 12h 50m
        2. Length of Day 12h 8m
        3. Tomorrow will be 27 seconds shorter
        1. Moon 12:44 PM -
        2. First Quarter46% 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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