Fuente de datos: National Weather Service (NWS) Última verificación: 19 de julio de 2026

Calor extremo

Nota: Los detalles de las alertas del National Weather Service se muestran a continuación en inglés (idioma original de la fuente). Los encabezados, categorías y resumen están en español.

Heat Advisory (AVISO) - expira July 20, 2026 at 5:15 AM EDT

Áreas afectadas: Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Central and South Weld County

Heat Advisory issued July 18 at 11:16PM MDT until July 20 at 9:00PM MDT by NWS Denver CO

• WHAT...High temperatures between 98-102 expected on Sunday and Monday. Low temperatures Sunday night will be between 68-71 in the Denver metro.

• WHERE...Fort Collins, Boulder, the Denver metro, and Greeley.

• WHEN...From 10 AM Sunday to 9 PM MDT Monday.

• IMPACTS...Hot temperatures may cause heat illnesses.

Qué hacer: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

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. Heat stroke is an emergency! Call 9 1 1.

Fuente: NWS Denver CO

Calidad del aire

Air Quality Alert (AVISO) - expira July 19, 2026 at 6:00 PM EDT

Áreas afectadas: Arapahoe, CO; Jefferson, CO; Boulder, CO; Denver, CO; Weld, CO; Douglas, CO; Broomfield, CO; Larimer, CO; Adams, CO

Air Quality Alert issued July 18 at 4:10PM MDT by NWS Denver CO

The Colorado Department of Public Health and Environment has issued the following...

WHAT...Ozone Action Day Alert.

WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties

WHEN...400 PM Saturday July 18 to 400 PM Sunday July 19

IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Hot and sunny weather will allow ozone to reach levels that are Unhealthy for Sensitive Groups on Saturday and Sunday. The highest concentrations are most likely in western portions of the northern Colorado Front Range region. For Colorado air quality conditions, forecasts, and advisories, visit: https://www.colorado.gov/airquality/colorado_summary.aspx If possible, please help us reduce ozone pollution by limiting driving gas and diesel-powered vehicles until at least 4 p.m. Sunday, July 19, 2026. Colorado is also addressing ozone pollution through state policies. For more information about health impacts and how ozone pollution forms in Colorado, visit: https://cdphe.colorado.gov/ozone- pollution-and-your-health

HEALTH INFORMATION...Increasing likelihood of respiratory symptoms in sensitive individuals, aggravation of heart or lung disease and premature mortality in people with cardiopulmonary disease and older adults. People with heart or lung disease, older adults, and children should reduce prolonged or heavy exertion.

Fuente: NWS Denver CO

Fuente

Datos de alertas proporcionados por el National Weather Service (NWS). Esta página muestra únicamente alertas activas y se actualiza diariamente. Para información en tiempo real, visite weather.gov.