weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service Denver CO
434 AM MDT Thu Jun 19 2025

COZ038>051-192215-
/O.CON.KBOU.HT.Y.0001.250620T1700Z-250622T0000Z/
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-Elbert/Central and East Douglas
Counties Above 6000 Feet-Northeast Weld County-Central and South
Weld County-Morgan County-Central and East Adams and Arapahoe
Counties-North and Northeast Elbert County Below 6000 Feet/North
Lincoln County-Southeast Elbert County Below 6000 Feet/South
Lincoln County-Logan County-Washington County-Sedgwick County-
Phillips County-
Including the cities of Byers, Kutch, Kiowa, Fort Morgan,
Amherst, Larkspur, Holyoke, Elbert, Cope, Bennett, Agate, Akron,
Otis, Deer Trail, Golden, Raymer, Peetz, Pawnee Buttes, City of
Denver, Fondis, Wiggins, Forder, Longmont, Briggsdale, Sterling,
Brush, Brighton, Grover, Sedgwick, Loveland, Matheson, Aurora,
Ovid, Denver International Airport, Greeley, Goodrich, Karval,
Boulder, Eaton, Leader, Stoneham, Roggen, Fort Collins,
Julesburg, Parker, Highlands Ranch, Fort Lupton, Nunn, Littleton,
Punkin Center, Last Chance, Haxtun, Arvada, Merino, Crook, Hugo,
Limon, Hereford, Castle Rock, and Lakewood
434 AM MDT Thu Jun 19 2025

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM FRIDAY TO 6 PM MDT
SATURDAY...

* WHAT...High temperatures near 100 degrees across the I-25 Urban
  Corridor, and up to 103 across the eastern plains.

* WHERE...All of the I-25 Urban Corridor, northeast and east central
  plains of Colorado.

* WHEN...The worst heat will be from 11 AM to 6 PM MDT both Friday
  and Saturday.

* IMPACTS...Hot temperatures may cause heat related illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 late evening. Take action when you see symptoms of heat
exhaustion and heat stroke.

&&

$$

For more information from the National Weather Service, visit
https://weather.gov/bou

Barjenbruch

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE