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Day 1 Outlook • April 21, 2026
Day 2 Outlook • April 22, 2026
Day 3 Outlook • April 23, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for SUMMERVILLE, SOUTH CAROLINA

Current Conditions: SUMMERVILLE, SOUTH CAROLINA

SUMMERVILLE (KDYB)

Clear

48.2 F
Humidity:87%
Wind Speed: 0.0 mph
Barometer:30.22 in
Dewpoint:44.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 21 2026, 04:15 AM EDT
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5 Day Forecast for SUMMERVILLE, SOUTH CAROLINA (29483)

Tuesday

High 77 °F
Forecast Missing
Tuesday
Night
Low 53 °F
Partly Cloudy
Wednesday

High 82 °F
Mostly Cloudy
Wednesday
Night
Low 55 °F
Mostly Clear
Thursday

High 86 °F
Mostly Sunny
Thursday
Night
Low 57 °F
Mostly Clear
Friday

High 86 °F
Mostly Sunny
Friday
Night
Low 62 °F
Mostly Clear
Saturday

High 87 °F
Slight Chance of Showers

Detailed Forecast for SUMMERVILLE, SOUTH CAROLINA (29483)

Tuesday
Sunny. High near 77°F. Wind 3 to 6 mph, with gusts as high as 12 mph.
Tuesday Night
Partly Cloudy. Low around 53°F. Wind 1 to 3 mph, with gusts as high as 8 mph.
Wednesday
Mostly Cloudy. High near 82°F. Wind 2 to 7 mph, with gusts as high as 14 mph.
Wednesday Night
Mostly Clear. Low around 55°F. Wind 3 to 6 mph, with gusts as high as 13 mph.
Thursday
Mostly Sunny. High near 86°F. Wind 3 to 6 mph, with gusts as high as 13 mph.
Thursday Night
Mostly Clear. Low around 57°F. Wind 3 to 6 mph, with gusts as high as 12 mph.
Friday
Mostly Sunny. High near 86°F. Wind 3 to 6 mph, with gusts as high as 13 mph.
Friday Night
Mostly Clear. Low around 62°F. Wind 5 to 7 mph, with gusts as high as 13 mph.
Saturday
Slight Chance of Showers. High near 87°F. Wind 5 to 7 mph, with gusts as high as 15 mph.
Saturday Night
Isolated T-storm. Low around 64°F. Wind 5 to 7 mph, with gusts as high as 13 mph.
Sunday
Chance of Thunderstorms. High near 86°F. Wind 5 to 7 mph, with gusts as high as 14 mph.
Sunday Night
Chance of Rain. Low around 64°F. Wind 3 to 5 mph, with gusts as high as 9 mph.
Monday
Chance of Thunderstorms. High near 84°F. Wind 5 to 8 mph, with gusts as high as 15 mph.
SC Radar
Current Radar • SC
Day 1 Outlook • April 21, 2026

Observation History for SUMMERVILLE, 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)
04:15 AM EDT 0.0 10.00 Clear -- 48.2 44.6 87% NA NA 30.22 1023.4
03:55 AM EDT 0.0 10.00 Clear -- 48.2 44.6 87% NA NA 30.22 1023.4
03:35 AM EDT 0.0 10.00 NULL -- 48.2 44.6 87% NA NA 30.21 1023.0
03:15 AM EDT 0.0 10.00 Clear -- 48.2 44.6 87% NA NA 30.21 1023.0
02:55 AM EDT 0.0 10.00 Clear -- 48.2 44.6 87% NA NA 30.21 1023.0
02:35 AM EDT 0.0 10.00 Clear -- 48.2 44.6 87% NA NA 30.21 1023.0
02:15 AM EDT 0.0 10.00 Clear -- 50.0 44.6 82% NA NA 30.22 1023.4
01:55 AM EDT 0.0 10.00 Clear -- 50.0 44.6 82% NA NA 30.23 1023.7
01:35 AM EDT 0.0 10.00 Clear -- 50.0 44.6 82% NA NA 30.23 1023.7
01:15 AM EDT 0.0 10.00 Clear -- 51.8 44.6 76% NA NA 30.23 1023.7
12:55 AM EDT 0.0 10.00 Clear -- 50.0 44.6 82% NA NA 30.23 1023.7
12:35 AM EDT 0.0 10.00 Clear -- 51.8 44.6 76% NA NA 30.23 1023.7
12:15 AM EDT 0.0 10.00 Clear -- 51.8 42.8 71% NA NA 30.22 1023.4
11:55 PM EDT 0.0 10.00 Clear -- 51.8 42.8 71% NA NA 30.22 1023.4
11:35 PM EDT 0.0 10.00 Clear -- 51.8 42.8 71% NA NA 30.22 1023.4
11:15 PM EDT 0.0 10.00 Clear -- 53.6 42.8 67% NA NA 30.22 1023.4
10:55 PM EDT 0.0 10.00 Clear -- 57.2 41.0 55% NA NA 30.22 1023.4
10:35 PM EDT 0.0 10.00 Clear -- 55.4 41.0 58% NA NA 30.22 1023.4
10:15 PM EDT 0.0 10.00 Clear -- 57.2 39.2 51% NA NA 30.22 1023.4
09:55 PM EDT 0.0 10.00 Clear -- 59.0 39.2 48% NA NA 30.22 1023.4
09:35 PM EDT 0.0 10.00 Clear -- 60.8 39.2 45% NA NA 30.21 1023.0
09:15 PM EDT 0.0 10.00 Clear -- 62.6 39.2 42% NA NA 30.21 1023.0
08:55 PM EDT 0.0 10.00 Clear -- 62.6 39.2 42% NA NA 30.20 1022.7
08:35 PM EDT 5.8 10.00 NULL -- 64.4 39.2 39% NA NA 30.19 1022.4

Regional Weather Observation

SUMMERVILLE (KDYB)

Clear
48.2 F

BERKELEY MONCKS (KMKS)

Clear
51.8 F

CHARLESTON (KCHS)

Clear
55.4 F

MANNING (KMNI)

Clear
50.0 F

MOUNT PLEASANT (KLRO)

Clear
51.8 F

CHARLESTON/EXEC (KJZI)

NULL
NULL F
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