Water Temperature of the Mississippi River in Dubuque, IA

Current Water Temperature

32.0°F

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 Lake

Mississippi River

Station 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

44.4°F
Clear
Clear
42.4°F
43.2°F
57%
NNE 4 mph
8.5 mph
41.3°F
28.1°F
0 in
0%
6 mi
1028 mbar
0

Five Day Weather Forecast

Moderate rain
Fri
H: 58°F
L: 41°F
Patchy rain nearby
Sat
H: 51°F
L: 34°F
Heavy rain
Sun
H: 65°F
L: 50°F
Overcast
Mon
H: 69°F
L: 62°F
Moderate rain
Tue
H: 79°F
L: 64°F

Air Quality

AQI: 1 - Good
PM2.5: 6.05 μg/m3
PM10: 6.45 μg/m3
Carbon Monoxide: 188.85 μg/m3
Nitrogen Dioxide: 10.95 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 53 μg/m3

Astronomical

Sunrise: 6:30 AM
Sun Transit: 1:03 PM
Sunset: 7:39 PM
Daylight: 13 hrs 9 mins
Moonrise: 3:10 AM
Moon Transit: 7:34 AM
Moonset: 12:06 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%

Best Times for Fishing or Hunting

Major Periods

7:04 AM - 9:34 AM
7:24 PM - 9:54 PM

Minor Periods

11:36 AM - 1:06 PM
2:40 AM - 4:10 AM

Action Rating: 3 out of 5

Flood Warning issued April 9 at 9:00PM CDT until April 16 at 7:31PM CDT by NWS Quad Cities IA IL

Effective: Thu April 9, 2026, 9:00 PM
Expires: Fri April 10, 2026, 9:00 PM

...The Flood Warning continues for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until Thursday, April 16. * IMPACTS...At 12.5 feet, Major Flood Stage. Water affects old U.S. Highway 61 near the river. * ADDITIONAL DETAILS... - At 8:30 PM CDT Thursday the stage was 11.3 feet. - Recent Activity...The river continues to slowly rise. - Forecast...The river is expected to rise to a crest of 12.3 feet early Tuesday morning. It will then fall below flood stage Thursday, April 16. - Flood stage is 11.0 feet.

Caution is urged when walking near riverbanks. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by Friday evening at 900 PM CDT.


Flood Warning issued April 10 at 9:13AM CDT until April 16 at 3:00PM CDT by NWS Quad Cities IA IL

Effective: Fri April 10, 2026, 9:13 AM
Expires: Sat April 11, 2026, 9:15 AM

...The Flood Warning continues for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. * WHAT...Moderate flooding is occurring and will continue into next week. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until Thursday afternoon. * IMPACTS...At 12.0 feet, overbank flooding occurs. Water affects residences along the river between Wheatland and Calamus. Water affects businesses along the river near Calamus. * ADDITIONAL DETAILS... - At 8:30 AM CDT Friday the stage was 11.6 feet. - Recent Activity...The river continues to slowly rise. - Forecast...The river is expected to rise to a crest of 12.3 feet early Tuesday morning. It will then fall below flood stage Thursday morning. - Flood stage is 11.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. The next statement will be issued by Saturday morning at 915 AM CDT.


Friday, April 10, 2026

Weather Forecast

Moderate rain
57.9°F
41.2°F
47.1°F
75%
0.61 in
88%
0%
13.9 mph
1.1


Air Quality

AQI: 1 - Good
PM2.5: 4.2 μg/m3
PM10: 4.56 μg/m3
Carbon Monoxide: 197.17 μg/m3
Nitrogen Dioxide: 3.6 μg/m3
Sulphur Dioxide: 1.24 μg/m3
Ozone: 73.52 μg/m3

Astronomical

Sunrise: 6:30 AM
Sun Transit: 1:03 PM
Sunset: 7:39 PM
Daylight: 13 hrs 9 mins
Moonrise: 3:10 AM
Moon Transit: 7:34 AM
Moonset: 12:06 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%

Best Times for Fishing or Hunting

Major Periods

7:04 AM - 9:34 AM
7:24 PM - 9:54 PM

Minor Periods

11:36 AM - 1:06 PM
2:40 AM - 4:10 AM

Action Rating: 3 out of 5

Saturday, April 11, 2026

Weather Forecast

Patchy rain nearby
51.4°F
34.3°F
44.7°F
76%
0.05 in
66%
0%
14.1 mph
0.6


Air Quality

AQI: 1 - Good
PM2.5: 8.52 μg/m3
PM10: 8.87 μg/m3
Carbon Monoxide: 195.01 μg/m3
Nitrogen Dioxide: 7.42 μg/m3
Sulphur Dioxide: 2.5 μg/m3
Ozone: 69.84 μg/m3

Astronomical

Sunrise: 6:28 AM
Sun Transit: 1:03 PM
Sunset: 7:40 PM
Daylight: 13 hrs 12 mins
Moonrise: 3:42 AM
Moon Transit: 8:23 AM
Moonset: 1:13 PM
Moon Phase: Last Quarter
Moon Illumination: 21.1%

Best Times for Fishing or Hunting

Major Periods

7:53 AM - 10:23 AM
8:12 PM - 10:42 PM

Minor Periods

12:43 AM - 2:13 PM
3:12 AM - 4:42 AM

Action Rating: 2 out of 5

Sunday, April 12, 2026

Weather Forecast

Heavy rain
64.6°F
49.6°F
59.2°F
93%
1.53 in
85%
0%
21.9 mph
0.4


Air Quality

AQI: 1 - Good
PM2.5: 8.02 μg/m3
PM10: 8.28 μg/m3
Carbon Monoxide: 167.69 μg/m3
Nitrogen Dioxide: 3.46 μg/m3
Sulphur Dioxide: 2.45 μg/m3
Ozone: 87.36 μg/m3

Astronomical

Sunrise: 6:26 AM
Sun Transit: 1:03 PM
Sunset: 7:41 PM
Daylight: 13 hrs 15 mins
Moonrise: 4:09 AM
Moon Transit: 9:10 AM
Moonset: 2:22 PM
Moon Phase: Waning Crescent
Moon Illumination: 12.6%

Best Times for Fishing or Hunting

Major Periods

8:40 AM - 11:10 AM
8:58 PM - 11:28 PM

Minor Periods

1:52 PM - 3:22 PM
3:39 AM - 5:09 AM

Action Rating: 2 out of 5

Monday, April 13, 2026

Weather Forecast

Overcast
68.7°F
61.7°F
65.3°F
96%
0 in
0%
0%
19.9 mph
0.8


Air Quality

AQI: 1 - Good
PM2.5: 4.66 μg/m3
PM10: 4.85 μg/m3
Carbon Monoxide: 158.18 μg/m3
Nitrogen Dioxide: 2.77 μg/m3
Sulphur Dioxide: 1.17 μg/m3
Ozone: 73.56 μg/m3

Astronomical

Sunrise: 6:25 AM
Sun Transit: 1:03 PM
Sunset: 7:42 PM
Daylight: 13 hrs 17 mins
Moonrise: 4:33 AM
Moon Transit: 9:56 AM
Moonset: 3:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:26 AM - 11:56 AM

Minor Periods

3:01 PM - 4:31 PM
4:03 AM - 5:33 AM

Action Rating: 2 out of 5

Tuesday, April 14, 2026

Weather Forecast

Moderate rain
79.2°F
63.8°F
69.8°F
84%
0.6 in
89%
0%
21.3 mph
1.1


Air Quality

AQI: 1 - Good
PM2.5: 6.63 μg/m3
PM10: 7.08 μg/m3
Carbon Monoxide: 175.7 μg/m3
Nitrogen Dioxide: 3.65 μg/m3
Sulphur Dioxide: 1.43 μg/m3
Ozone: 75.62 μg/m3

Astronomical

Sunrise: 6:23 AM
Sun Transit: 1:02 PM
Sunset: 7:43 PM
Daylight: 13 hrs 20 mins
Moonrise: 4:54 AM
Moon Transit: 10:42 AM
Moonset: 4:43 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:12 AM - 12:42 AM

Minor Periods

4:13 PM - 5:43 PM
4:24 AM - 5:54 AM

Action Rating: 3 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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