Weather News

Rain, thunderstorms coming to Hilton Head. Here’s the weekend forecast

This forecast from the National Weather Service Charleston shows projected low temperatures for Saturday morning, March 14, 2026.
This forecast from the National Weather Service Charleston shows projected low temperatures for Saturday morning, March 14, 2026. National Weather Service Charleston

After a warm week of beach weather, Hilton Head residents woke up Friday morning to temperatures just over 50 degrees.

Here’s the weather forecast for this weekend, including Sunday, the day of the 40th annual St. Patrick’s Day parade.

Friday

Highs on Friday are expected to reach 67 degrees, according to the seven-day forecast from the National Weather Service in Charleston. It will be sunny and slightly windy, with winds ranging between 6 and 11 miles per hour.

Friday night will be clear, with a low of 53 degrees. Jacket weather is back on the island, at least for now.

Saturday

Saturday will also be sunny, and it will be slightly warmer than Friday, with a high around 73 degrees, the weather service said.

Lows on Saturday night will hit 62 degrees, and there’s a 20% chance of rain after 2 a.m.

Sunday

Here’s when things get a little hairy.

On Sunday, when highs could reach 75 degrees, there’s a chance of showers before 11 a.m., and a chance of showers and thunderstorms between 11 a.m. and 2 p.m. After 2 p.m., right when the annual St. Patrick’s Day parade is scheduled to start, showers are likely and a thunderstorm is possible.

The chance of precipitation on Sunday is 60%, and winds could range from 7 to 10 miles per hour.

Showers are also likely on Sunday night, with a thunderstorm possible before 8 p.m. There’s a chance of showers and thunderstorms between 8 p.m. and 2 a.m., and at 2 a.m., showers are “likely” and a thunderstorm is possible.

Next week

The rain will continue into Monday. Temperatures will be breezy, with a high of 75, and a thunderstorm is possible.

The rain will continue into Monday night, mostly before 8 p.m. There’s an 80% chance of precipitation, and the low will be around 40 degrees.

The rain will finally stop on Tuesday, but it will leave behind colder weather, the weather service said.

Mostly sunny skies are expected from Tuesday through Thursday, but the Tuesday high will be 56 degrees. Highs will reach 59 degrees on Wednesday and 65 degrees on Thursday, the forecast said.

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Laura Finaldi
The Island Packet
Laura Finaldi is an award-winning reporter and editor whose career has taken her everywhere from manufacturing companies in Massachusetts to dairy farms in rural Florida. Before joining the Island Packet in 2025, she was an editor at Homes.com in Richmond, Virginia and covered retail and tourism in Sarasota, Florida for five years. She has been published in the Worcester Business Journal, the Richmonder, Virginia Business, the Boston Globe and USA Today. 
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