A heat advisory is in effect from noon to 7 today in Missouri and in southeast Kansas. Heat index values as high as 109 are expected.
Hot temperatures and high humidity could lead to heat illness, ccording to the National Weather Service office in Springfield.
You should drink plenty of fluids, stay in an air conditioned room if possible, stay out of the sun and check on relatives and neighbors. Never leave young children and pets unattended in vehicles, the National Weather Service advises.
If you have to work outdoors, take frequent breaks and wear lightweight, loose-fitting clothing. And know the signs of heat exhaustion and heat stroke. Symptoms of heat exhaustion include clammy skin, dizziness, headache, muscle cramps, extreme thirst, excessive sweating, dizziness and vomiting. Symptoms of heat stroke include a temperature of 104 or higher, confusion, seizures, slurred speech, headache, flushed or reddened skin and rapid breathing or heartbeat. If you suspect heat stroke, call 9-1-1.