Water Temperature of the Arkansas River in Portland, CO
Current Water Temperature
Measurement Time: Tuesday, July 28, 2026, 12:30 PM MDT
Temperature Locations
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Local Points of Interest
Florence, CO; Penrose, COStation 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
Arkansas River, Cañon City, CO (13.4 mi)Fountain Creek, Pueblo, CO (23.5 mi)
Fountain Creek, Fountain, CO (23.8 mi)
Arkansas River, Pueblo, CO (24.1 mi)
Arkansas River, Pueblo, CO (24.3 mi)
Arkansas River, Avondale, CO (34.8 mi)
Arkansas River, Manzanola, CO (62.6 mi)
South Platte River, Roxborough Park, CO (71.4 mi)
Arkansas River, Rocky Ford, CO (75.6 mi)
Arkansas River, Granite, CO (81.1 mi)
South Platte River, Englewood, CO (88.2 mi)
Halfmoon Creek, Twin Lakes, CO (91.7 mi)
Purgatoire River, Trinchera, CO (93.7 mi)
Purgatoire River, Kim, CO (94 mi)
South Platte River, Denver, CO (98.4 mi)
Weather for Portland, Colorado
Current Weather

Five Day Weather Forecast

Tue
H: 95°F
L: 64°F

Wed
H: 92°F
L: 61°F

Thu
H: 97°F
L: 61°F

Fri
H: 92°F
L: 63°F

Sat
H: 91°F
L: 58°F
Air Quality
Nitrogen Dioxide: 1.8 μg/m3
Sulphur Dioxide: 0.3 μg/m3
Ozone: 114 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:14 PM
Daylight: 14 hrs 15 mins
Moon Transit: 12:05 AM
Moonset: 4:49 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:55 AM - 12:25 AM
Minor Periods
7:33 PM - 9:03 PM4:19 AM - 5:49 AM
Action Rating: 4 out of 5
Flash Flood Watch issued July 28 at 8:14AM MDT until July 29 at 12:00AM MDT by NWS Pueblo CO
Effective: Tue July 28, 2026, 8:14 AM
Expires: Tue July 28, 2026, 4:15 PM
* 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, Pueblo County in the vicinity of the Aspen Acres burn scar, and the Wet Mountains Above 6300 Feet. * WHEN...From noon MDT today through this 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 debris flow. 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 the potential for heavy rainfall over the burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Beulah, San Isabel, Greenhorn Mountain, Rye, Colorado City and Rosita. - 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 28 at 2:09PM MDT until July 29 at 12:00AM MDT by NWS Pueblo CO
Effective: Tue July 28, 2026, 2:09 PM
Expires: Tue July 28, 2026, 10:15 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 following areas, Pueblo Vicinity/Pueblo County Below 6300 Feet, 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 debris flow. 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 burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Pueblo, Pueblo Airport, Boone, Salt Creek, Blende, Pueblo Reservoir, Pueblo West, Avondale, Pinon, Pueblo Depot, Greenhorn Mountain, Silver Cliff, Rye, Colorado City, Beulah, San Isabel and Rosita. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Flash Flood Watch issued July 28 at 2:09PM MDT until July 29 at 9:00PM MDT by NWS Pueblo CO
Effective: Tue July 28, 2026, 2:09 PM
Expires: Tue July 28, 2026, 10:15 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 following areas, Pueblo Vicinity/Pueblo County Below 6300 Feet, 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 debris flow. 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 burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Pueblo, Pueblo Airport, Boone, Salt Creek, Blende, Pueblo Reservoir, Pueblo West, Avondale, Pinon, Pueblo Depot, Greenhorn Mountain, Silver Cliff, Rye, Colorado City, Beulah, San Isabel and Rosita. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Flash Flood Watch issued July 28 at 3:58PM MDT until July 29 at 9:00PM MDT by NWS Pueblo CO
Effective: Tue July 28, 2026, 3:58 PM
Expires: Wed July 29, 2026, 12:00 AM
* WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Aspen Acres burn scar. * WHERE...For the Aspen Acres burn scar. * WHEN...Until midnight MDT tonight. * 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 debris flow. 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 the potential for heavy rainfall over the burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Beulah, San Isabel, Greenhorn Mountain, Rye, Colorado City and Rosita. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Flash Flood Watch issued July 28 at 3:58PM MDT until July 29 at 12:00AM MDT by NWS Pueblo CO
Effective: Tue July 28, 2026, 3:58 PM
Expires: Wed July 29, 2026, 12:00 AM
* WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Aspen Acres burn scar. * WHERE...For the Aspen Acres burn scar. * WHEN...Until midnight MDT tonight. * 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 debris flow. 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 the potential for heavy rainfall over the burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Beulah, San Isabel, Greenhorn Mountain, Rye, Colorado City and Rosita. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.16 μg/m3
Sulphur Dioxide: 0.34 μg/m3
Ozone: 94.04 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:14 PM
Daylight: 14 hrs 15 mins
Moon Transit: 12:05 AM
Moonset: 4:49 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:55 AM - 12:25 AM
Minor Periods
7:33 PM - 9:03 PM4:19 AM - 5:49 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.98 μg/m3
Sulphur Dioxide: 0.25 μg/m3
Ozone: 84.75 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:13 PM
Daylight: 14 hrs 13 mins
Moon Transit: 12:54 AM
Moonset: 5:51 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:24 AM - 2:54 AM10:43 AM - 1:13 PM
Minor Periods
8:04 PM - 9:34 PM5:21 AM - 6:51 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.36 μg/m3
Sulphur Dioxide: 0.18 μg/m3
Ozone: 79.96 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:12 PM
Daylight: 14 hrs 11 mins
Moon Transit: 1:40 AM
Moonset: 6:55 AM
Moon Phase: Full
Moon Illumination: 97.1%
Best Times for Fishing or Hunting
Major Periods
1:10 AM - 3:40 AM11:30 AM - 2:00 PM
Minor Periods
8:30 PM - 10:00 PM6:25 AM - 7:55 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.73 μg/m3
Sulphur Dioxide: 0.38 μg/m3
Ozone: 91.08 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:11 PM
Daylight: 14 hrs 10 mins
Moon Transit: 2:25 AM
Moonset: 7:58 AM
Moon Phase: Full
Moon Illumination: 92.0%
Best Times for Fishing or Hunting
Major Periods
1:55 AM - 4:25 AM12:13 AM - 2:43 PM
Minor Periods
8:54 PM - 10:24 PM7:28 AM - 8:58 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.9 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 62.14 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:10 PM
Daylight: 14 hrs 8 mins
Moon Transit: 3:08 AM
Moonset: 9:02 AM
Moon Phase: Waning Gibbous
Moon Illumination: 84.9%
Best Times for Fishing or Hunting
Major Periods
2:38 AM - 5:08 AM12:55 AM - 3:25 PM
Minor Periods
9:17 PM - 10:47 PM8:32 AM - 10:02 AM
Action Rating: 2 out of 5
