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      Severe Thunderstorm Watch
      until 9:00 PM EDT
      +1 more alert
      Elev 377 ft, 33.700 °N 81.186 °W

      Swansea, SC

      Swansea Station
      Updated: 2:35 PM EDT on August 21, 2026 (GMT -4)
      just now
      93°
      73°
      96
      Feels Like 113
      Fair
      N
      8
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Today
      Sat 08/22
      High 93°f
      76% Precip. / 0.1 in
      Thunderstorms. A few storms may be severe. High 93F. Winds S at 5 to 10 mph. Chance of rain 80%.
      Tonight
      Sat 08/22
      Low 71°f
      89% Precip. / 0.1 in
      Thunderstorms during the evening will give way to cloudy skies after midnight. A few storms may be severe. Low 71F. Winds SSE at 5 to 10 mph. Chance of rain 90%.
      Tomorrow
      Sun 08/23
      High 89°f70°f
      24% Precip. / 0 in
      Cloudy skies early, then partly cloudy in the afternoon. High 89F. Winds light and variable.
      Hourly Forecast
      Now
      92°
      3PM
      59%
      80°
      4PM
      73%
      79°
      5PM
      38%
      82°
      6PM
      88°
      7PM
      89%
      80°
      8PM
      75%
      78°
      8:04PM
      Sunset
      9PM
      76°
      10PM
      39%
      75°
      11PM
      46%
      74°
      12AM
      32%
      74°
      1AM
      74°
      2AM
      73°
      3AM
      73°
      4AM
      73°
      5AM
      72°
      6AM
      73°
      6:51AM
      Sunrise
      7AM
      72°
      8AM
      73°
      9AM
      75°
      10AM
      78°
      11AM
      80°
      12PM
      82°
      1PM
      84°
      2PM
      85°
      Precipitation
      89%
      Thunderstorms possible around 3:30 PM
      Pollen
      Ragweed Pollen
      High
      Air Quality
      75
      Moderate
      UV Index
      9
      Very High
      Additional Conditions
      1. Pressure 29.95 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point74°F
      5. Humidity 55%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KXNO Station History
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 93°F 92°F 104°F 1983
      4. Low 73°F 71°F 57°F 1998
      5. Rain/Snow Depth
      6. Precipitation 0.21 in - in -
      7. Snow 0 in - in -
      Almanac for August 22, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 89°F 92°F 103°F
      4. Low 73°F 70°F 54°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:51 AM 8:04 PM
      3. Civil Twilight 6:25 AM 8:30 PM
      4. Nautical Twilight 5:54 AM 9:00PM
      5. Astronomical Twilight 5:22 AM 9:32 PM
      1. Length of Visible Light 14h 4m
      2. Length of Day 13h 12m
      3. Tomorrow will be 1 minute 54 seconds shorter
      1. Moon 3:51 PM 12:36 AM
      2. Waxing Gibbous66% of the Moon is Illuminated
      Aug 28
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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