Weather Forecast for Isle of Palms

South Carolina, United States of America

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Current Weather - Isle of Palms: 21°C

South Carolina, United States of America

Clear

Feels like 21°C

Wind

15 km/h SSE

Humidity

100%

Pressure

1020 mb

UV Index

0

Visibility

16 km

Sunny

Sunny

Sunday, May 17, 2026

High

25°C

Low

21°C

Rain Chance

0%

Hourly Forecast

Sunny 23°C
08:00
Sunny 23°C
09:00
Sunny 24°C
10:00
Sunny 25°C
11:00
Sunny 24°C
12:00
Thundery outbreaks in nearby 24°C
13:00
Sunny 25°C
14:00
Sunny 25°C
15:00
Sunny 24°C
16:00
Sunny 24°C
17:00
Sunny 24°C
18:00
Sunny 24°C
19:00
Sunny 23°C
20:00
Clear 23°C
21:00
Clear 23°C
22:00
Clear 23°C
23:00
May 18

Day Statistics

Maximum Wind

19 km/h

Humidity

85%

Precipitation

0 mm

UV Index

9

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

06:19 AM

Sunset

08:12 PM

Moonrise

06:34 AM

Moonset

09:45 PM

Moon Phase

Waxing Crescent

Moon Illumination

0%

Air Quality

PM2.5

14.7

μg/m³

PM10

22

μg/m³

NO₂

2.4

μg/m³

O₃

106.7

μg/m³

SO₂

1.7

μg/m³

CO

139.9

μg/m³

US EPA Index: 1 GB DEFRA Index: 2

Weather Alerts

Coastal Flood Advisory issued May 16 at 2:10PM EDT until May 16 at 11:00PM EDT by NWS Charleston SC

Coastal Colleton; Charleston May 16, 02:10 PM - May 16, 10:15 PM
Severity: Minor Urgency: Expected

* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.2 to 7.4 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 7 PM to 11 PM EDT this evening. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 8:27 PM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Visit water.weather.gov for additional water level and flood impact information.

Event: Coastal Flood Advisory Certainty: Likely Category: Met