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 7 at 9:10AM MDT by NWS Pueblo CO

Effective: Tue July 7, 2026, 9:10 AM
Expires: Wed July 8, 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...Delta, Montrose, San Miguel, Dolores, Ouray, Montezuma, La Plata, San Juan, Hinsdale, Mineral, Saguache, Gunnison, Chaffee, Lake, Park, Pitkin, Eagle, Summit, Custer, Pueblo, Fremont and Mesa Counties. Locations include, but are not limited to Delta, Montrose, Nucla, Telluride, Dove Creek, Ouray, Cortez, Durango, Hermosa, Honeyville, Rockwood, Silverton, Lake City, Creede, Saguache, Gunnison, Buena Vista, Salida, Leadville, Fairplay, Aspen, Eagle, Vail, Breckenridge, Westcliffe, Pueblo, Canon City and Grand Junction. WHEN...900 AM Tuesday July 07 to 900 AM Wednesday July 08 IMPACTS...Moderate to heavy smoke from several wildfires in Colorado and Utah will be possible within the advisory area through at least Wednesday 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.

Flash Flood Watch issued July 7 at 12:59PM MDT until July 8 at 8:00PM MDT by NWS Pueblo CO

Effective: Tue July 7, 2026, 12:59 PM
Expires: Tue July 7, 2026, 9:00 PM

* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible over the Aspen Acres burn scar. * WHERE...A portion of southeast Colorado, including far southwestern Pueblo County. * WHEN...From Wednesday afternoon through Wednesday evening. * IMPACTS...Heavy rainfall over the Aspen Acres burn scar is expected up to and during the period of the watch. Residents near the Aspen Acres burn scar should prepare for potential flooding impacts. Be sure to stay up to date with information from local authorities. Heavy rainfall could trigger flash flooding of low-lying areas, urbanized street flooding, and debris flows in and near recent wildfire burn scars. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the Aspen Acres burn scar, which may lead to flash flooding and debris flows. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Flash Flood Watch issued July 7 at 8:21PM MDT until July 8 at 8:00PM MDT by NWS Pueblo CO

Effective: Tue July 7, 2026, 8:21 PM
Expires: Wed July 8, 2026, 4:30 AM

* WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Aspen Acres burn scar. * WHERE...A portion of southeast Colorado, including the following area, Pueblo Vicinity/Pueblo County Below 6300 Feet. * WHEN...From Wednesday afternoon through Wednesday evening. * IMPACTS...Heavy rainfall over the Aspen Acres burn scar is expected up to and during the period of the watch. Residents near the Aspen Acres burn scar should prepare for potential flooding impacts. Be sure to stay up to date with information from local authorities. Heavy rainfall could trigger flash flooding of low-lying areas, urbanized street flooding, and debris flows in and near recent wildfire burn scars. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the Aspen Acres burn scar, which may lead to flash flooding and debris flows. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Flash Flood Watch issued July 7 at 12:59PM MDT until July 8 at 8:00PM MDT by NWS Pueblo CO

Effective: Tue July 7, 2026, 12:59 PM
Expires: Tue July 7, 2026, 9:00 PM

* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible over the Aspen Acres burn scar. * WHERE...A portion of southeast Colorado, including the Wet Mountains. * WHEN...From Wednesday afternoon through Wednesday evening. * IMPACTS...Heavy rainfall over the Aspen Acres burn scar is expected up to and during the period of the watch. Residents near the Aspen Acres burn scar should prepare for potential flooding impacts. Be sure to stay up to date with information from local authorities. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the Aspen Acres burn scar, which may lead to flash flooding and debris flows. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Flash Flood Watch issued July 7 at 8:21PM MDT until July 8 at 8:00PM MDT by NWS Pueblo CO

Effective: Tue July 7, 2026, 8:21 PM
Expires: Wed July 8, 2026, 4:30 AM

* WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Aspen Acres burn scar. * WHERE...A portion of southeast Colorado, including the following areas, Wet Mountains Above 10000 Feet and Wet Mountains between 6300 and 10000 Feet. * WHEN...From Wednesday afternoon through Wednesday evening. * IMPACTS...Heavy rainfall over the Aspen Acres burn scar is expected up to and during the period of the watch. Residents near the Aspen Acres burn scar should prepare for potential flooding impacts. Be sure to stay up to date with information from local authorities. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the Aspen Acres burn scar, which may lead to flash flooding and debris flows. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.