JOHNS ISLAND, SC 29455 Weather Forecast & Current Conditions

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29455 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
CHARLESTON, SC Current Weather
11:56 PM EDT MAR 31, 2026
Few Clouds 63°F
Feels Like:	63°F
Dewpoint:	61°F
Rel. Hum.:	93%
Visibility:	10 miles
Wind:	S at 5 mph
Pressure:	30.25 inches
Last 72 hours
Local Area Snow Depth
South Carolina Current Weather
South Carolina MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

29455 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	JOHNS ISLAND, SC 29455 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly clear this evening, then becoming partly cloudy. Lows around 60. South winds 5 to 10 mph.

WEDNESDAY
Mostly sunny. Highs around 80, except in the mid 70s near the coast. South winds 5 to 10 mph.

WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 50s. Southeast winds 5 to 10 mph.

THURSDAY
Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80, except in the mid 70s near the coast. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

THURSDAY NIGHT
Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

FRIDAY
Mostly sunny. Highs in the upper 70s.

FRIDAY NIGHT
Partly cloudy. Lows in the lower 60s.

SATURDAY
Mostly sunny. Highs in the upper 70s.

SATURDAY NIGHT
Mostly clear. Lows in the lower 60s.

SUNDAY
Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs around 80. Chance of rain 50 percent.

SUNDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s.

MONDAY
Mostly cloudy with a 40 percent chance of showers. Highs in the upper 60s.

MONDAY NIGHT
Mostly cloudy with a 30 percent chance of showers. Lows around 50.

29455 WEATHER SATELLITE LOOPS

Visible Weather Satellite
JOHNS ISLAND, SC 29455

Infrared Weather Satellite
JOHNS ISLAND, SC 29455

29455 WEATHER RADAR LOOP

NEXRAD Weather Radar
JOHNS ISLAND, SC 29455

MOS COMPUTER WEATHER FORECAST

CHARLESTON, SC 3 hourly weather forecast

weather forecast created 7:00 AM EST 3/31/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
31 MAR 2026

1 PM

78°

79°

Partly Cloudy

2%

0% Thunder
( 1% severe)

S 10

47%

56°

High 79°

4 PM

77°

79°

Clear

S 12

50%

57°

Clear

7 PM

69°

69°

Clear

1%

0% Thunder
( 0% severe)

S 8

70%

59°

10 PM

65°

65°

Clear

S 6

84%

60°

Wednesday
1 APR 2026

1 AM

63°

63°

Partly Cloudy

2%

0% Thunder
( 1% severe)

S 6

87%

59°

Low 59°

4 AM

61°

62°

Partly Cloudy

S 3

93%

59°

High 82°

7 AM

62°

63°

Partly Cloudy

2%

0% Thunder
( 3% severe)

S 2

93%

60°

Partly Cloudy

10 AM

75°

75°

Partly Cloudy

SSW 7

62%

61°

1 PM

80°

81°

Partly Cloudy

3%

0% Thunder
( 4% severe)

S 9

49%

59°

4 PM

78°

79°

Partly Cloudy

SSE 12

52%

59°

7 PM

70°

70°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSE 8

71%

60°

10 PM

65°

65°

Partly Cloudy

SSE 5

87%

61°

Thursday
2 APR 2026

1 AM

63°

64°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSE 3

90%

60°

Low 59°

4 AM

61°

62°

Partly Cloudy

SE 2

93%

59°

High 82°

7 AM

62°

63°

Partly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 5% severe)

ESE 2

93%

60°

Partly Cloudy

10 AM

75°

75°

Partly Cloudy

SE 7

62%

61°

1 PM

79°

80°

Partly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 15% severe)

SE 12

52%

60°

4 PM

78°

80°

Partly Cloudy

SE 13

56%

61°

7 PM

70°

70°

Partly Cloudy

SE 8

76%

62°


CHARLESTON, SC extended weather forecast
Friday 3 APR 2026	Saturday 4 APR 2026	Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026
Low 61°	Low 61°	Low 60°	Low 59°	Low 50°
High 83°	High 82°	High 80°	High 66°	High 70°

Partly Cloudy 24% Rain	Partly Cloudy 26% Rain	Mostly Cloudy 47% Rain	Overcast 64% Rain	Partly Cloudy 21% Rain

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