Station Name: ARKANSAS RIVER AT PORTLAND, CO.
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 5,043 feet

Nearest Address:
State Hwy 120
Portland, CO 81226
Fremont County

GPS Coordinates: 38.38833418, -105.0160961

Nearby Water Temperatures

Air Quality Alert issued July 20 at 4:10PM MDT by NWS Pueblo CO

Effective: Mon July 20, 2026, 4:10 PM
Expires: Tue July 21, 2026, 9:00 AM

The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Wildfire Smoke. WHERE...Custer and southwestern Pueblo Counties. Locations include, but are not limited to Westcliffe, Rye, Beulah, and Colorado City. WHEN...900 AM Monday July 20 to 900 AM Tuesday July 21 IMPACTS...Moderate to heavy smoke from the Aspen Acres Fire is possible throughout the advisory area through at least Tuesday morning. HEALTH INFORMATION...Public Health Recommendations: 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.

Air Quality Alert issued July 20 at 9:10AM MDT by NWS Pueblo CO

Effective: Mon July 20, 2026, 9:10 AM
Expires: Tue July 21, 2026, 9:00 AM

The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Wildfire Smoke. WHERE...Custer and southwestern Pueblo Counties. Locations include, but are not limited to Westcliffe, Rye, Beulah, and Colorado City. WHEN...900 AM Monday July 20 to 900 AM Tuesday July 21 IMPACTS...Moderate to heavy smoke from the Aspen Acres Fire is possible throughout the advisory area through at least Tuesday morning. HEALTH INFORMATION...Public Health Recommendations: 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.

Heat Advisory issued July 20 at 12:53PM MDT until July 20 at 8:00PM MDT by NWS Pueblo CO

Effective: Mon July 20, 2026, 12:53 PM
Expires: Mon July 20, 2026, 8:00 PM

* WHAT...Maximum temperatures ranging between 95 to 100 degrees are anticipated. * WHERE...Eastern Fremont county and El Paso County below 7500 feet. * WHEN...Until 8 PM MDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses.

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