Old Morrisville, South Carolina Weather
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Weather Forecast for Old Morrisville, South Carolina : Williamsburg County
Issued: 7:59 pm EDT Jul 17, 2025 Latitude: 33.5984999 Longitude: -79.5072826 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Clear on Tonight 30% chance of thunderstorms on Friday 20% chance of thunderstorms on Saturday 20% chance of thunderstorms on Sunday 60% chance of thunderstorms on Monday 60% chance of thunderstorms on Tuesday 50% chance of thunderstorms on Wednesday 40% chance of thunderstorms on Thursday
Low: 75°F High: 95°F High: 97°F High: 97°F High: 95°F High: 88°F High: 90°F High: 91°F
Low: 76°F Low: 77°F Low: 76°F Low: 73°F Low: 71°F Low: 71°F  
Mostly Clear Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
MYRTLE BEACH AFB - (KMYR)
82°
Clear
as of 7:53 PM EDST
Rel. Humidity: 88%
Dew Point: 79°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
12 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
FLORENCE - (KFLO)
88°
Feels like 97°F
Clear
as of 7:53 PM EDST
Rel. Humidity: 66%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
N MYRTLE BEACH - (KCRE)
82°
Clear
as of 7:53 PM EDST
Rel. Humidity: 88%
Dew Point: 79°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 25 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
CHARLESTON - (KCHS)
84°
Partly Cloudy
as of 7:56 PM EDST
Rel. Humidity: 74%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
13 MPH
180° South
Cloud Level(s): Few at 12000ft, Scattered at 25000ft
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
30% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 95. Heat index values as high as 106. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 76. Light southwest 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 108. Southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 77. Light south wind.
20% chance of thunderstorms Sunday Sunday... A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97. Chance of precipitation is 20%.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 76.
60% chance of thunderstorms Monday Monday... Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 60%.
60% chance of thunderstorms Monday Night Monday Night... Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
60% chance of thunderstorms Tuesday Tuesday... Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
60% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms likely. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
50% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
40% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Current Radar Image


Sun Almanac for Old Morrisville, South Carolina
Sunrise: 06:21 AM
Sunset: 8:28 PM
Civil Sunrise:05:52 AM
Civil Sunset: 8:56 PM
Nautical Sunrise: 05:18 AM
Nautical Sunset: 9:30 PM
Astro Sunrise: 04:41 AM
Astro Sunset: 10:07 PM
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