HumidityIn Charleston, the average relative humidity in September is 75%.
#Charleston mweather in msept skin
And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Young children are generally more endangered than adults, as they usually less sweat. Heat index values are particularly important for children. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, metabolic differences, differences in body mass, height, and shape). Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees. Take into consideration that the heat index values are calculated for shade and light wind conditions. Sustained activity may result in heatstroke. Take extra precautions, as heat cramps and heat exhaustion are possible. Heat indexIn September, the average heat index is computed to be a hot 90.9☏ (32.7☌). The average low-temperature, in September, is 73☏ (22.8☌). TemperatureIn September, the average high-temperature is essentially the same as in August - a moderately hot 83.5☏ (28.6☌). Chance of precipitation is 40%.The first month of the autumn, September, is still a warm month in Charleston, South Carolina, with an average temperature fluctuating between 83.5☏ (28.6☌) and 73☏ (22.8☌). Chance of precipitation is 60%.Ī chance of showers. Chance of precipitation is 30%.Ī chance of showers. Chance of precipitation is 20%.Ī chance of showers. Northeast wind 9 to 13 mph.Ī slight chance of showers and thunderstorms. North wind 6 to 10 mph.Ĭlear, with a low around 65. Partly sunny, then gradually becoming sunny, with a high near 81. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Southwest wind 8 to 14 mph becoming northwest after midnight. This is the latest detailed forecast for Charleston from the National Weather Service:Ī chance of showers and thunderstorms before 2am. Note that the information in it could change because the hurricane remains unpredictable.
See a September 6 PowerPoint on the local impact of Irma here. South Florida Water Management DistrictA September 6 evening spaghetti model. There was no mandatory evacuation for South Carolina on September 6. These swells will enhance the risk for powerful and dangerous rip currents at area beaches into early next week as Irma draws closer to the region.” Rip Currents: Long period swells generated by approaching Hurricane Irma will persist into early next week. Everyone across Southeast South Carolina and Southeast Georgia, especially those in hurricane prone areas, should have a hurricane plan in place and continue to monitor the latest forecasts from the National Hurricane Center. It is still too early to pin down the magnitude of the impacts as there remains uncertainty with the track the hurricane will take and how strong it will be as it approaches the Southeast United States.
#Charleston mweather in msept update
The latest update from the Charleston weather office reported on September 6: “Impacts associated with Hurricane Irma are expected this weekend into early next week. Here's a close up radar view of Cat 5 Hurricane #Irma to NE of #PuertoRico Eye is clearly visible.
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