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Hazardous Weather Conditions

Dense Fog Advisory issued March 1 at 12:14AM EST until March 1 at 9:00AM EST

Current Conditions: HARLEYVILLE, SOUTH CAROLINA

Fog


46.4 F

Last Updated on Mar 1 2026, 04:25 AM EST
Humidity: 100%
Wind Speed: 0.0 mph
Barometer: 30.12 in
Dewpoint: 46.4 F
Visibility: 0.24 mi
Precip: --
Heat Index: NA
Wind Chill: NA
Current conditions at:

ORANGEBURG (KOGB)

Lat: 33.47 Lon: -80.85

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5 Day Forecast for HARLEYVILLE, SOUTH CAROLINA (29448)

Sunday

Partly Sunny

High 75 °F
Sunday
Night
Mostly Cloudy

Low 46 °F
Monday

Mostly Cloudy

High 62 °F
Monday
Night
Mostly Cloudy

Low 48 °F
Tuesday

Mostly Cloudy

High 71 °F
Tuesday
Night
Mostly Clear

Low 51 °F
Wednesday

Partly Sunny

High 80 °F
Wednesday
Night
Partly Cloudy

Low 55 °F
Thursday

Chance of Rain Showers
High 82 °F



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Observation History for HARLEYVILLE, SOUTH CAROLINA


Time Wind
(mph)
Vis
(mi)
Weather Precip (in) Temperature (F) Relative
Humidity
Wind
Chill
(F)
Heat
Index
(F)
Pressure
Air Dwpt altimeter
(in)
sea level
(mb)
04:25 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.12 1020.0
04:10 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.12 1020.0
04:05 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
04:00 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:50 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:40 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:35 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:30 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:25 AM EST 0.0 0.25 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:15 AM EST 0.0 0.25 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
03:05 AM EST 3.4 0.25 Fog -- 46.4 46.4 100% 45.1 NA 30.11 1019.6
03:00 AM EST 3.4 0.25 Fog -- 46.4 46.4 100% 45.1 NA 30.11 1019.6
02:50 AM EST SW 3.4 0.25 Fog -- 46.4 46.4 100% 45.1 NA 30.11 1019.6
02:45 AM EST 0.0 0.25 Fog -- 46.4 46.4 100% NA NA 30.11 1019.6
02:35 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.12 1020.0
02:25 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.12 1020.0
02:10 AM EST 0.0 0.24 Fog -- 44.6 44.6 100% NA NA 30.12 1020.0
02:05 AM EST 0.0 0.24 Fog -- 44.6 44.6 100% NA NA 30.12 1020.0
01:50 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.13 1020.3
01:45 AM EST 0.0 0.24 Fog -- 46.4 46.4 100% NA NA 30.13 1020.3
01:35 AM EST 0.0 0.24 Fog -- 44.6 44.6 100% NA NA 30.13 1020.3
01:25 AM EST 0.0 0.25 Fog -- 44.6 44.6 100% NA NA 30.12 1020.0
01:15 AM EST 0.0 0.25 Fog -- 44.6 44.6 100% NA NA 30.12 1020.0
01:10 AM EST 0.0 0.24 Fog -- 44.6 44.6 100% NA NA 30.12 1020.0

Regional Weather Observation

ORANGEBURG (KOGB)

Fog
46.4 F

SUMMERVILLE (KDYB)

Cloudy
48.2 F

MANNING (KMNI)

Fog
41.0 F

MCENTIRE ANG BAS (KMMT)

Fog
42.8 F

BERKELEY MONCKS (KMKS)

Fog
50.0 F

SHAW AFB/SUMTER (KSSC)

Fog
42.8 F

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