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      Elev 110 ft, 8.338 °N 13.074 °W

      Waterloo, SL

      Waterloo Station78°
      Updated: 3:15 AM GMT on September 21, 2026 (GMT +0)
      28 seconds ago
      83°
      75°
      78
      Feels Like 79
      Light Rain
      N
      4
      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
        Mon 09/21
        High 83°f
         100% Precip. / 0.7 in
        Thunderstorms. Heavy downpours, frequent lightning with storms. High 83F. Winds W at 5 to 10 mph. Chance of rain 100%.
        Tonight
        Mon 09/21
        Low 74°f
         98% Precip. / 0.91 in
        Thunderstorms likely. Heavy downpours, frequent lightning with storms. Low 74F. Winds W at 5 to 10 mph. Chance of rain 100%. Rainfall near an inch.
        Tomorrow
        Tue 09/22
        High 82°f75°f
         100% Precip. / 1.41 in
        Thunderstorms likely. Heavy downpours, frequent lightning with storms. High 82F. Winds WSW at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected.
        Hourly Forecast
        Now
        77°
        4AM
        37%
        77°
        5AM
        50%
        77°
        6AM
        41%
        76°
        6:41AM
        Sunrise
        7AM
        100%
        76°
        8AM
        100%
        77°
        9AM
        100%
        78°
        10AM
        92%
        80°
        11AM
        73%
        81°
        12PM
        71%
        82°
        1PM
        74%
        83°
        2PM
        64%
        83°
        3PM
        71%
        83°
        4PM
        69%
        83°
        5PM
        67%
        82°
        6PM
        55%
        80°
        6:48PM
        Sunset
        7PM
        62%
        79°
        8PM
        80%
        78°
        9PM
        68%
        78°
        10PM
        76%
        77°
        11PM
        87%
        77°
        12AM
        97%
        77°
        1AM
        99%
        77°
        2AM
        99%
        76°
        3AM
        91%
        76°
        Precipitation
        100%
        Thunderstorms likely to continue
        Pollen
        None
        Air Quality
        43
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.94 in
        2. Visibility 5 miles
        3. Clouds Cloudy
        4. Dew Point75°F
        5. Humidity 95%
        6. Rainfall 0.16 in
        7. Snow Depth 0 in
         GFHA Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 85°F -°F
        4. Low 75°F 74°F -°F
        5. Rain/Snow Depth
        6. Precipitation 1.6 in 0.6 in -
        7. Snow 0 in - in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 85°F -°F
        4. Low 75°F 74°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:41 AM 6:48 PM
        3. Civil Twilight 6:20 AM 7:09 PM
        4. Nautical Twilight 5:56 AM 7:34PM
        5. Astronomical Twilight 5:32 AM 7:58 PM
        1. Length of Visible Light 12h 49m
        2. Length of Day 12h 7m
        3. Tomorrow will be 26 seconds shorter
        1. Moon 3:11 PM 2:15 AM
        2. Waxing Gibbous75% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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        Health
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