Station Name: ARKANSAS RIVER BELOW JOHN MARTIN RESERVOIR, CO.
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 3,763 feet

Nearest Address:
John Martin Reservoir State Park
Hasty, CO 81044
Bent County

GPS Coordinates: 38.06639635, -102.9324228

Nearby Water Temperatures

Red Flag Warning issued May 16 at 12:33AM MDT until May 16 at 8:00PM MDT by NWS Pueblo CO

Effective: Sat May 16, 2026, 12:33 AM
Expires: Sat May 16, 2026, 4:45 PM

* AFFECTED AREA...Fire Weather Zones 222, 225, 228, 229, 230, 231, 232, 233, 235 and 237. * TIMING...For the Red Flag Warning, from 11 AM this morning to 8 PM MDT this evening. For the Fire Weather Watch, from Sunday morning through Sunday evening. * WINDS...Southwest 15 to 30 mph on Saturday and 20 to 30 mph with gusts up to 45 mph on Sunday. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Elevated 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Fire Weather Watch issued May 16 at 12:33AM MDT until May 17 at 9:00PM MDT by NWS Pueblo CO

Effective: Sat May 16, 2026, 12:33 AM
Expires: Sat May 16, 2026, 4:45 PM

* AFFECTED AREA...Fire Weather Zones 222, 225, 228, 229, 230, 231, 232, 233, 235 and 237. * TIMING...For the Red Flag Warning, from 11 AM this morning to 8 PM MDT this evening. For the Fire Weather Watch, from Sunday morning through Sunday evening. * WINDS...Southwest 15 to 30 mph on Saturday and 20 to 30 mph with gusts up to 45 mph on Sunday. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Elevated 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Red Flag Warning issued May 16 at 11:53AM MDT until May 16 at 8:00PM MDT by NWS Pueblo CO

Effective: Sat May 16, 2026, 11:53 AM
Expires: Sun May 17, 2026, 4:00 AM

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 to 9 PM MDT Sunday. The Fire Weather Watch for Sunday is no longer in effect. * AFFECTED AREA...Fire Weather Zones 222, 225, 228, 229, 231, 232 and 235. * TIMING...For the first Red Flag Warning, until 8 PM MDT this evening. For the second Red Flag Warning, from 10 AM to 9 PM MDT Sunday. * WINDS...Southwest 15 to 25 mph with gusts up to 30 mph today, and gusts up to 40 mph for Sunday. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...Elevated 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 May 16 at 11:53AM MDT until May 17 at 9:00PM MDT by NWS Pueblo CO

Effective: Sat May 16, 2026, 11:53 AM
Expires: Sun May 17, 2026, 4:00 AM

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 to 9 PM MDT Sunday. The Fire Weather Watch for Sunday is no longer in effect. * AFFECTED AREA...Fire Weather Zones 222, 225, 228, 229, 231, 232 and 235. * TIMING...For the first Red Flag Warning, until 8 PM MDT this evening. For the second Red Flag Warning, from 10 AM to 9 PM MDT Sunday. * WINDS...Southwest 15 to 25 mph with gusts up to 30 mph today, and gusts up to 40 mph for Sunday. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...Elevated 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 May 16 at 11:10AM MDT by NWS Pueblo CO

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Sat May 16, 2026, 11:10 AM
Expires: Sun May 17, 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...Bent, Prowers, Otero, Las Animas and Baca Counties. Locations include, but are not limited to Las Animas, Lamar, La Junta, Kim, Trinidad and Springfield. WHEN...1100 AM Saturday May 16 to 900 AM Sunday May 17 IMPACTS...Smoke from several fires is impacting southeast Colorado. Periods of moderate to heavy smoke are possible throughout the day on Saturday. 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.