Water Temperature of the Mississippi River in Dubuque, IA
Current Water Temperature
Measurement Time: Friday, December 5, 2025, 9:00 AM CST
Temperature Locations
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Local Points of Interest
Eagle Point Park; Hazel Green, WI; O'Leary LakeStation Name: Dubuque L&D 11
Data Source: USGS
Elevation Above Sea Level: 604 feet
Nearest Address:
3094 Volunteer Dr
Dubuque, IA 52001
Dubuque County
GPS Coordinates: 42.54, -90.6461
Nearby Water Temperatures
Mississippi River, Bellevue, IA (22.4 mi)North Fork Maquoketa River, Maquoketa, IA (26.3 mi)
Mississippi River, Guttenberg, IA (28.5 mi)
Turkey River, Garber, IA (34.2 mi)
Mississippi River, Clayton, IA (35.7 mi)
Wisconsin River, Muscoda, WI (46.6 mi)
Mississippi River, Fulton, IL (51 mi)
Mississippi River, Fulton, IL (51.1 mi)
Mississippi River, Lynxville, WI (51.8 mi)
Beaver Slough, Clinton, IA (54.5 mi)
Mississippi River, Camanche, IA (56.2 mi)
Black Earth Creek, Black Earth, WI (61.9 mi)
Sugar River, Verona, WI (62.7 mi)
Kickapoo River, Readstown, WI (63.1 mi)
Black Earth Creek, Cross Plains, WI (63.7 mi)
Weather for Dubuque, Iowa
Current Weather

Five Day Weather Forecast

Mon
H: 88°F
L: 64°F

Tue
H: 77°F
L: 60°F

Wed
H: 71°F
L: 49°F

Thu
H: 76°F
L: 56°F

Fri
H: 73°F
L: 58°F
Air Quality
Nitrogen Dioxide: 2.1 μg/m3
Sulphur Dioxide: 1.4 μg/m3
Ozone: 112 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:35 PM
Daylight: 14 hrs 52 mins
Moon Transit: 6:25 PM
Moonset: 12:20 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%
Best Times for Fishing or Hunting
Major Periods
5:27 AM - 7:57 AM5:55 PM - 8:25 PM
Minor Periods
12:29 AM - 1:59 PM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Air Quality Alert issued July 20 at 3:05AM CDT by NWS Quad Cities IA IL
Effective: Mon July 20, 2026, 3:05 AM
Expires: Tue July 21, 2026, 3:15 AM
The Illinois Environmental Protection Agency has issued an Areawide Air Pollution Action Day for today for portions of Illinois. This is in addition to the ongoing Areawide Air Pollution Action Day issued yesterday for the same areas. An Areawide Air Pollution Action Day is declared when weather conditions are such that widespread ozone and or particulate levels are forecast to be at OR ABOVE the Unhealthy for Sensitive Groups (USG) category in all or nearly all Illinois AQI forecast sectors. Areas both inside and outside of the Action Day coverage area are likely to see smoke/PM2.5 to a varying degree and duration today and Monday with smoke likely decreasing from southwest to northeast through the day Monday. Those with air quality concerns or anyone in Illinois with outdoor plans are encouraged to check current NowCast readings or sign up for EnviroFlash alerts on AirNow. gov. Before going outside, checking the NowCast AQI will help identify periods of both poor and cleaner air quality regardless of the level of the daily 24-hour AQI forecast. AQI Category Guidance Unhealthy for Sensitive Groups (USG) - Members of sensitive groups may experience health effects. The general public is less likely to be affected. Sensitive groups: Make outdoor activities shorter and less intense. Its OK to be active outdoors, but take more breaks. Watch for symptoms such as coughing or shortness of breath. People with asthma: Follow your asthma action plan and keep quick relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may indicate a serious problem. If you have any of these, contact your health care provider. Unhealthy - Sensitive groups: Avoid long or intense outdoor activities. Consider rescheduling or moving activities indoors. Everyone else: Reduce long or intense activities. Take more breaks during outdoor activities. Air quality forecasts and current air quality can be found at www.airnow.gov Media Contact... Illinois EPA
Special Weather Statement issued July 20 at 7:08AM CDT by NWS Quad Cities IA IL
Effective: Mon July 20, 2026, 7:08 AM
Expires: Mon July 20, 2026, 8:00 AM
At 702 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles west of Fennimore to 6 miles northwest of Jesup. Movement was east at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include... Independence, Manchester, Dyersville, Jesup, Fairbank, Edgewood, Winthrop, Hazleton, Earlville, Quasqueton, Lamont, Delhi, New Vienna, Colesburg, Holy Cross, Ryan, Brandon, Rowley, Greeley, and Luxemburg. This includes Interstate 380 between mile markers 49 and 55.
If outdoors, consider seeking shelter inside a building. Torrential rainfall is occurring and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with these storms. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.93 μg/m3
Sulphur Dioxide: 1.03 μg/m3
Ozone: 88.42 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:35 PM
Daylight: 14 hrs 52 mins
Moon Transit: 6:25 PM
Moonset: 12:20 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%
Best Times for Fishing or Hunting
Major Periods
5:27 AM - 7:57 AM5:55 PM - 8:25 PM
Minor Periods
12:29 AM - 1:59 PM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.92 μg/m3
Sulphur Dioxide: 0.45 μg/m3
Ozone: 80.96 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:34 PM
Daylight: 14 hrs 50 mins
Moon Transit: 7:09 PM
Moonset: 12:41 AM
Moon Phase: First Quarter
Moon Illumination: 43.7%
Best Times for Fishing or Hunting
Major Periods
6:11 AM - 8:41 AM6:39 PM - 9:09 PM
Minor Periods
1:35 PM - 3:05 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.23 μg/m3
Sulphur Dioxide: 0.36 μg/m3
Ozone: 72.04 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:33 PM
Daylight: 14 hrs 48 mins
Moon Transit: 7:54 PM
Moonset: 12:05 AM
Moon Phase: First Quarter
Moon Illumination: 55.0%
Best Times for Fishing or Hunting
Major Periods
6:56 AM - 9:26 AM7:24 PM - 9:54 PM
Minor Periods
2:41 PM - 4:11 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.05 μg/m3
Sulphur Dioxide: 0.49 μg/m3
Ozone: 68 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:32 PM
Daylight: 14 hrs 46 mins
Moon Transit: 8:42 PM
Moonset: 12:33 AM
Moon Phase: First Quarter
Moon Illumination: 66.1%
Best Times for Fishing or Hunting
Major Periods
7:43 AM - 10:13 AM8:12 PM - 10:42 PM
Minor Periods
3:45 PM - 5:15 PM12:03 AM - 1:33 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 18.08 μg/m3
Sulphur Dioxide: 1.08 μg/m3
Ozone: 48.25 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:31 PM
Daylight: 14 hrs 44 mins
Moon Transit: 9:32 PM
Moonset: 1:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 76.3%
Best Times for Fishing or Hunting
Major Periods
8:32 AM - 11:02 AM9:02 PM - 11:32 PM
Minor Periods
4:47 PM - 6:17 PM12:35 AM - 2:05 AM
Action Rating: 2 out of 5
