Union Crossroads, South Carolina Weather
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Weather Forecast for Union Crossroads, South Carolina : Clarendon County
Issued: 12:45 am EDT Jul 18, 2025 Latitude: 33.8015506 Longitude: -79.9864626 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
20% chance of thunderstorms on Today Mostly Clear on Tonight 20% chance of thunderstorms on Saturday 30% chance of thunderstorms on Sunday 50% chance of thunderstorms on Monday 60% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday 30% chance of thunderstorms on Thursday
High: 95°F Low: 76°F High: 97°F High: 97°F High: 96°F High: 89°F High: 90°F High: 92°F
Low: 77°F Low: 77°F Low: 73°F Low: 70°F Low: 71°F  
Thunderstorms Mostly Clear Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
FLORENCE - (KFLO)
79°
Clear
as of 3:53 AM EDST
Rel. Humidity: 88%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
SUMTER/SHAW AFB - (KSSC)
79°
Clear
as of 3:55 AM EDST
Rel. Humidity: 88%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
DARLINGTON - (KUDG)
77°
Clear
as of 3:56 AM EDST
Rel. Humidity: 94%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
7 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
MCENTIRE ANGB - (KMMT)
77°
Clear
as of 3:55 AM EDST
Rel. Humidity: 88%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
20% chance of thunderstorms Today Today... A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 76. Calm wind.
20% chance of thunderstorms Saturday Saturday... A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 106. West wind 3 to 7 mph. Chance of precipitation is 20%.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 77. Light southwest wind.
30% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. West wind 3 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
50% chance of thunderstorms Monday Monday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 50%.
40% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
60% chance of thunderstorms Tuesday Tuesday... Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
60% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
30% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Mostly clear, with a low around 71. Chance of precipitation is 30%.
30% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Union Crossroads, South Carolina
Sunrise: 06:23 AM
Sunset: 8:30 PM
Civil Sunrise:05:54 AM
Civil Sunset: 8:58 PM
Nautical Sunrise: 05:20 AM
Nautical Sunset: 9:32 PM
Astro Sunrise: 04:43 AM
Astro Sunset: 10:09 PM
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