US: Heat warnings issued for southern California and Nevada July 23-26

Event

The US National Weather Service issued excessive heat warnings for large portions of California and southern Nevada to be in effect from 10:00 (local time) Monday, July 23, through 20:00 Thursday, July 26. Temperatures are expected to peak on Tuesday, July 24, and Wednesday, July 25, with highs reaching 37-53°C (100-127°F). In California, excessive heat warnings cover Santa Barbara, Ventura, Los Angeles, Orange, Inyo, San Bernardino, Riverside, San Diego, and Imperial counties. In Nevada, Clark county and southern parts of Nye county are included in the heat warning.

The hot and dry air expected this week will also bring complications for firefighting efforts in the state. Over 3,000 firefighters are working to contain fires near Yosemite (Ferguson fire) and Riverside (Skyline fire).

Context

These high temperatures could be hazardous to health, particularly for the elderly, young children, and people suffering from chronic illnesses such as cardiac issues, hypertension, and diabetes. Symptoms of heatstroke include high fever, hot, red, dry skin, headache, nausea, drowsiness, intense thirst, confusion, convulsions, and loss of consciousness.

Advice

Individuals in affected areas are advised to keep abreast of local weather forecasts, avoid strenuous outdoor activity, remain indoors as much as possible between noon and 16:00 when temperatures tend to peak, remain well hydrated (with sugar-free, non-caffeinated, non-alcoholic beverages), and wear loose, light-colored clothing. Do not hesitate to seek medical attention if displaying symptoms of heatstroke.