Water Temperature of the Des Moines River in Swan, IA
Current Water Temperature
Measurement Time: Tuesday, September 20, 2022, 10:15 AM CDT
Temperature Locations
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Local Points of Interest
Runnells, IA; Monroe, IAStation Name: Swan
Data Source: USGS
Elevation Above Sea Level: 722 feet
Nearest Address:
Beardsley Drive
Swan, IA 50237
Marion County
GPS Coordinates: 41.4894, -93.2783
Nearby Water Temperatures
Lake Red Rock, Pella, IA (17.9 mi)Des Moines River, Pella, IA (18.1 mi)
Des Moines River, Des Moines, IA (19.6 mi)
Raccoon River, Van Meter, IA (34.9 mi)
South Raccoon River, Redfield, IA (45.7 mi)
Des Moines River, Ottumwa, IA (55.9 mi)
North Raccoon River, Jefferson, IA (66.3 mi)
Boone River, Webster City, IA (70.6 mi)
Morgan Creek, Cedar Rapids, IA (85.6 mi)
Cedar River, Palo, IA (86.7 mi)
Cedar River, Waverly, IA (95.6 mi)
North Raccoon River, Sac City, IA (106.4 mi)
Mississippi River, New Boston, IL (117 mi)
Mississippi River, Illinois City, IL (117.6 mi)
Mississippi River, Gladstone, IL (124.6 mi)
Weather for Swan, Iowa
Current Weather

Five Day Weather Forecast

Mon
H: 92°F
L: 66°F

Tue
H: 83°F
L: 65°F

Wed
H: 85°F
L: 66°F

Thu
H: 82°F
L: 69°F

Fri
H: 77°F
L: 68°F
Air Quality
Nitrogen Dioxide: 0.7 μg/m3
Sulphur Dioxide: 0.3 μg/m3
Ozone: 100 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:50 PM
Daylight: 15 hrs 4 mins
Moon Transit: 12:15 AM
Moonset: 12:24 AM
Moon Phase: Last Quarter
Moon Illumination: 48.6%
Best Times for Fishing or Hunting
Major Periods
11:45 AM - 2:15 PM11:45 AM - 2:15 PM
Minor Periods
11:54 AM - 1:24 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Flood Warning issued July 6 at 3:34AM CDT until July 7 at 11:30AM CDT by NWS Des Moines IA
Effective: Mon July 6, 2026, 3:34 AM
Expires: Mon July 6, 2026, 11:45 PM
...The Flood Warning continues for the following rivers in Iowa... Iowa River near Tama Hwy E49 affecting Tama and Poweshiek Counties. South Skunk River at Colfax affecting Marion, Polk and Jasper Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...The South Skunk River at Colfax, or from the Jasper-Polk County Line to the Jasper-Marion County line. * WHEN...Until late tomorrow morning. * IMPACTS...At 19.0 feet, Water affects the earthen levee west of town near the sewage disposal area. Evacuations may occur on the northwest side of Colfax. Flooding occurs in Reasnor. * ADDITIONAL DETAILS... - At 2:45 AM CDT Monday the stage was 19.4 feet. - Forecast...The river is expected to remain at a crest of 19.4 feet this morning. It will then fall below flood stage late tonight. - Flood stage is 18.0 feet.
For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours.
Flood Warning issued July 5 at 8:38PM CDT until July 7 at 11:30AM CDT by NWS Des Moines IA
Effective: Sun July 5, 2026, 8:38 PM
Expires: Mon July 6, 2026, 4:45 PM
...The Flood Warning is extended for the following rivers in Iowa... South Skunk River at Colfax affecting Jasper, Polk and Marion Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...The South Skunk River at Colfax, or from the Jasper-Polk County Line to the Jasper-Marion County line. * WHEN...Until late Tuesday morning. * IMPACTS...At 19.0 feet, Water affects the earthen levee west of town near the sewage disposal area. Evacuations may occur on the northwest side of Colfax. Flooding occurs in Reasnor. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 19.3 feet. - Forecast...The river is expected to rise to a crest of 19.4 feet just after midnight tonight. It will then fall below flood stage early Tuesday morning. - Flood stage is 18.0 feet.
For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours.
Flood Warning issued July 6 at 8:59AM CDT until July 7 at 12:08PM CDT by NWS Des Moines IA
Effective: Mon July 6, 2026, 8:59 AM
Expires: Tue July 7, 2026, 5:00 AM
...The Flood Warning is extended for the following rivers in Iowa... South Skunk River at Colfax affecting Polk, Marion and Jasper Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...The South Skunk River at Colfax, or from the Jasper-Polk County Line to the Jasper-Marion County line. * WHEN...Until early tomorrow afternoon. * IMPACTS...At 19.0 feet, Water affects the earthen levee west of town near the sewage disposal area. Evacuations may occur on the northwest side of Colfax. Flooding occurs in Reasnor. * ADDITIONAL DETAILS... - At 7:45 AM CDT Monday the stage was 19.4 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 10.1 feet Monday, July 13. - Flood stage is 18.0 feet.
For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours.
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.63 μg/m3
Sulphur Dioxide: 0.42 μg/m3
Ozone: 65.71 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:50 PM
Daylight: 15 hrs 4 mins
Moon Transit: 12:15 AM
Moonset: 12:24 AM
Moon Phase: Last Quarter
Moon Illumination: 48.6%
Best Times for Fishing or Hunting
Major Periods
11:45 AM - 2:15 PM11:45 AM - 2:15 PM
Minor Periods
11:54 AM - 1:24 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.79 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 74.08 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:49 PM
Daylight: 15 hrs 3 mins
Moon Transit: 12:00 AM
Moonset: 1:33 PM
Moon Phase: Last Quarter
Moon Illumination: 37.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM6:13 PM - 8:43 PM
Minor Periods
1:03 PM - 2:33 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.61 μg/m3
Sulphur Dioxide: 0.78 μg/m3
Ozone: 84.38 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:49 PM
Daylight: 15 hrs 2 mins
Moon Transit: 7:35 AM
Moonset: 2:46 PM
Moon Phase: Last Quarter
Moon Illumination: 26.8%
Best Times for Fishing or Hunting
Major Periods
7:05 AM - 9:35 AM7:03 PM - 9:33 PM
Minor Periods
2:16 PM - 3:46 PM12:09 AM - 1:39 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.4 μg/m3
Sulphur Dioxide: 0.67 μg/m3
Ozone: 77.75 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:49 PM
Daylight: 15 hrs 1 mins
Moon Transit: 8:26 AM
Moonset: 4:02 PM
Moon Phase: Last Quarter
Moon Illumination: 17.4%
Best Times for Fishing or Hunting
Major Periods
7:56 AM - 10:26 AM7:57 PM - 10:27 PM
Minor Periods
3:32 PM - 5:02 PM12:36 AM - 2:06 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.59 μg/m3
Sulphur Dioxide: 0.31 μg/m3
Ozone: 44.88 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:48 PM
Daylight: 15 hrs mins
Moon Transit: 9:23 AM
Moonset: 5:20 PM
Moon Phase: Waning Crescent
Moon Illumination: 9.7%
Best Times for Fishing or Hunting
Major Periods
8:53 AM - 11:23 AM8:57 PM - 11:27 PM
Minor Periods
4:50 PM - 6:20 PM1:09 AM - 2:39 AM
Action Rating: 3 out of 5
