The National Weather Service has issued a heat advisory from 10 a.m. to 8 p.m. today.

Heat index values up to 101 degrees expected, with high humidity.

People should drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances.

Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air-conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location and call 9-1-1.

The latest forecast:

oday: A chance of showers and thunderstorms, mainly after 2 p.m. Some of the storms could be severe. Mostly sunny, with a high near 92. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers and thunderstorms likely, mainly before 3 a.m. Some storms could be severe, with damaging winds and heavy rain. Mostly cloudy, with a low around 68. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8 a.m. Some of the storms could produce heavy rainfall. High near 78. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Thursday Night: Showers likely and possibly a thunderstorm before 2 a.m., then a chance of showers. Some of the storms could produce heavy rainfall. Cloudy, with a low around 63. Calm wind. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Friday: Showers likely, with thunderstorms also possible after 2 p.m. Mostly cloudy, with a high near 73. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday: A chance of showers, with thunderstorms also possible after 2 p.m. Partly sunny, with a high near 72. Chance of precipitation is 40%.

Saturday Night: A chance of showers and thunderstorms before 8 p.m., then a chance of showers between 8 p.m. and 2 a.m. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

Independence Day: A chance of showers between 8 a.m. and 2 p.m., then a chance of showers and thunderstorms after 2 p.m. Mostly sunny, with a high near 75. Chance of precipitation is 40%.

Sunday Night: A chance of thunderstorms before 8 p.m. Mostly clear, with a low around 59. Chance of precipitation is 30%.

Monday: Sunny, with a high near 81.

Monday Night: Partly cloudy, with a low around 64.

Tuesday: Mostly sunny, with a high near 85.