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

Red Flag Warning issued July 1 at 12:40AM MDT until July 1 at 10:00PM MDT by NWS Pueblo CO

Effective: Wed July 1, 2026, 12:40 AM
Expires: Wed July 1, 2026, 4:45 PM

The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 10 AM Thursday to midnight MDT Thursday night. The Fire Weather Watch for Thursday is no longer in effect. * AFFECTED AREA...Fire Weather Zones 226, 227, 228 and 230. * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 5 percent. * IMPACTS...High fire danger is expected. Fires will catch and spread rapidly and erratically.

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Red Flag Warning issued July 1 at 12:40AM MDT until July 3 at 12:00AM MDT by NWS Pueblo CO

Effective: Wed July 1, 2026, 12:40 AM
Expires: Wed July 1, 2026, 4:45 PM

The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 10 AM Thursday to midnight MDT Thursday night. The Fire Weather Watch for Thursday is no longer in effect. * AFFECTED AREA...Fire Weather Zones 226, 227, 228 and 230. * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 5 percent. * IMPACTS...High fire danger is expected. Fires will catch and spread rapidly and erratically.

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Air Quality Alert issued July 1 at 9:10AM MDT by NWS Pueblo CO

Effective: Wed July 1, 2026, 9:10 AM
Expires: Thu July 2, 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...Fremont, Teller, Huerfano, Pueblo, El Paso, Elbert, and eastern Custer Counties. Locations include, but are not limited to Canon City, Cripple Creek, Walsenburg, Beulah, Rye, Pueblo, Colorado Springs, and Kiowa. WHEN...900 AM Wednesday July 01 to 900 AM Thursday July 02 IMPACTS...Areas downwind of the Aspen Acres and Sheep Head Fires could have periods of moderate to heavy smoke through at least Thursday morning. HEALTH INFORMATION...Public Health Recommendations: If smoke is thick or becomes thick in your neighborhood you may want to remain indoors. This is especially true for those with heart disease, respiratory illnesses, the very young, and older adults. Consider limiting outdoor activity when moderate to heavy smoke is present. Consider relocating temporarily if smoke is present indoors and is making you ill. If visibility is less than 5 miles in smoke in your neighborhood, smoke has reached levels that are unhealthy.