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Get the Chapel Hill, NC local weather forecast by the hour and the next 10 days. ... Chapel Hill, NC Add / Edit. Clear. 38 ... 7:19AM Sunrise. 65% Humidity. 29.80 in Pressure--UV Index. 5:41PM ...
Get the Chapel Hill, NC local weather forecast by the hour and the next 10 days. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ...
The National Weather Service has issued a Hazardous Weather Outlook for central North Carolina. The hottest days are still ahead. How to stay safe.
An excessive heat warning is a notice issued by the National Weather Service of the United States within 12 hours of the heat index reaching one of two criteria levels. In most areas, a warning will be issued if there is a heat index of at least 105 °F (41 °C) for more than three hours per day for two consecutive days, or if the heat index is greater than 115 °F (46 °C) for any period of time.
A generalized view of the heat index showing how the perception of heat by the human body increases with temperature but more rapidly at higher humidity levels. The heat index of a given combination of temperature and humidity is defined as the dry-bulb temperature which would feel the same if the water vapor pressure were 1.6 kPa. Quoting ...
The experienced mean radiant temperature outdoors can vary widely depending on local conditions. For example, measurements taken across Chapel Hill, North Carolina to examine urban heat island exposure ranged from 93 to 108 °F (34 to 42 °C). [9]
That's the heat index. Here's how it works. The temperature on a summer day may be in the 80s or 90s. So why does it feel so much hotter? That's the heat index. Here's how it works.
Over the last 100 years, the average temperature in Chapel Hill has gone up 1.2 °F (0.7 °C) and precipitation in some parts of the state has increased by 5 percent. [30] Around the year 2080, "temperatures are likely to rise above 95 °F approximately 20 to 40 days per year in most of the state, compared with about 10 days per year" in 2016. [29]