Water Temperature of the Mississippi River in New Boston, IL
Current Water Temperature
Measurement Time: Sunday, January 21, 2024, 9:00 AM CST
Temperature Locations
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Local Points of Interest
Wapello, IA; Port Louisa National Wildlife RefugeSponsored Content
Station Name: New Boston 4NW - L&D 17
Data Source: USGS
Elevation Above Sea Level: 538 feet / 164 meters
Nearest Address:
100 Lock and Dam Rd
New Boston, IL 61272
Mercer County
GPS Coordinates: 41.1925, -91.0578
Nearby Water Temperatures
Mississippi River, Illinois City, IL (16.3 mi)Mississippi River, Gladstone, IL (21.6 mi)
Mississippi River, Rock Island, IL (34.1 mi)
Mississippi River, Le Claire, IA (43.1 mi)
Mississippi River, Keokuk, IA (57.6 mi)
Mississippi River, Camanche, IA (58.2 mi)
Beaver Slough, Clinton, IA (62.7 mi)
Morgan Creek, Cedar Rapids, IA (65.9 mi)
Mississippi River, Fulton, IL (67.3 mi)
Mississippi River, Fulton, IL (67.5 mi)
North Fork Maquoketa River, Maquoketa, IA (69.3 mi)
Cedar River, Palo, IA (71.3 mi)
Des Moines River, Ottumwa, IA (71.6 mi)
Mississippi River, Canton, MO (76.3 mi)
Mississippi River, Bellevue, IA (80.8 mi)
Weather for New Boston, Illinois
Current Weather

Humidity: 94%
Feels Like: 85.9°F
Wind: S 9.2 mph
Wind Gusts: 19.3 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 98°F
L: 77°F

Thu
H: 88°F
L: 73°F

Fri
H: 82°F
L: 73°F

Sat
H: 89°F
L: 70°F

Sun
H: 93°F
L: 75°F
Air Quality
Nitrogen Dioxide: 10.55 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 63 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:30 PM
Daylight: 14 hrs 38 mins
Moon Transit: 12:13 AM
Moonset: 8:13 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:43 AM - 2:13 PM
Minor Periods
7:43 PM - 9:13 PM3:36 AM - 5:06 AM
Action Rating: 2 out of 5
Heat Advisory issued July 23 at 2:44PM CDT until July 24 at 7:00PM CDT by NWS Quad Cities IA IL
Effective: Wed July 23, 2025, 2:44 PM
Expires: Wed July 23, 2025, 10:45 PM
* WHAT...Heat index values up to 105. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Thunderstorms and clouds may bring temporary relief from the heat on Thursday. Thus portions of the Advisory may be canceled early.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued July 23 at 2:44PM CDT until July 24 at 7:00PM CDT by NWS Quad Cities IA IL
Effective: Wed July 23, 2025, 2:44 PM
Expires: Wed July 23, 2025, 10:45 PM
* WHAT...Heat index values up to 105. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Thunderstorms and clouds may bring temporary relief from the heat on Thursday. Thus portions of the Advisory may be canceled early.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued July 23 at 2:44PM CDT until July 24 at 7:00PM CDT by NWS Quad Cities IA IL
Effective: Wed July 23, 2025, 2:44 PM
Expires: Wed July 23, 2025, 10:45 PM
* WHAT...Heat index values up to 105. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Thunderstorms and clouds may bring temporary relief from the heat on Thursday. Thus portions of the Advisory may be canceled early.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued July 23 at 2:44PM CDT until July 24 at 7:00PM CDT by NWS Quad Cities IA IL
Effective: Wed July 23, 2025, 2:44 PM
Expires: Wed July 23, 2025, 10:45 PM
* WHAT...Heat index values up to 105. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Thunderstorms and clouds may bring temporary relief from the heat on Thursday. Thus portions of the Advisory may be canceled early.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued July 23 at 2:44PM CDT until July 24 at 7:00PM CDT by NWS Quad Cities IA IL
Effective: Wed July 23, 2025, 2:44 PM
Expires: Wed July 23, 2025, 10:45 PM
* WHAT...Heat index values up to 105. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Thunderstorms and clouds may bring temporary relief from the heat on Thursday. Thus portions of the Advisory may be canceled early.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Weather Forecast
Average Temperature: 85.3°F
Average Humidity: 79%
Wind: 12.8 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 6.53 μg/m3
Sulphur Dioxide: 2.6 μg/m3
Ozone: 95.32 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:30 PM
Daylight: 14 hrs 38 mins
Moon Transit: 12:13 AM
Moonset: 8:13 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:43 AM - 2:13 PM
Minor Periods
7:43 PM - 9:13 PM3:36 AM - 5:06 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 81.1°F
Average Humidity: 83%
Wind: 13 mph
UV Index: 1.3
Air Quality
Nitrogen Dioxide: 7.52 μg/m3
Sulphur Dioxide: 1.69 μg/m3
Ozone: 83.76 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:29 PM
Daylight: 14 hrs 36 mins
Moon Transit: 1:12 PM
Moonset: 8:52 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
12:04 AM - 2:34 AM12:42 AM - 3:12 PM
Minor Periods
8:22 PM - 9:52 PM4:50 AM - 6:20 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 76.5°F
Average Humidity: 91%
Wind: 7.6 mph
UV Index: 1.9
Air Quality
Nitrogen Dioxide: 9.69 μg/m3
Sulphur Dioxide: 0.98 μg/m3
Ozone: 80.84 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:28 PM
Daylight: 14 hrs 34 mins
Moon Transit: 2:05 PM
Moonset: 9:22 PM
Moon Phase: New
Moon Illumination: 3.1%
Best Times for Fishing or Hunting
Major Periods
1:00 AM - 3:30 AM1:35 PM - 4:05 PM
Minor Periods
8:52 PM - 10:22 PM6:05 AM - 7:35 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 77.5°F
Average Humidity: 89%
Wind: 13.4 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 23.62 μg/m3
Sulphur Dioxide: 0.97 μg/m3
Ozone: 50.08 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:27 PM
Daylight: 14 hrs 33 mins
Moon Transit: 2:53 PM
Moonset: 9:47 PM
Moon Phase: New
Moon Illumination: 0.7%
Best Times for Fishing or Hunting
Major Periods
1:51 AM - 4:21 AM2:23 PM - 4:53 PM
Minor Periods
9:17 PM - 10:47 PM7:17 AM - 8:47 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 81.6°F
Average Humidity: 85%
Wind: 8.5 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:26 PM
Daylight: 14 hrs 31 mins
Moon Transit: 3:38 PM
Moonset: 10:09 PM
Moon Phase: New
Moon Illumination: 3.8%
Best Times for Fishing or Hunting
Major Periods
2:37 AM - 5:07 AM3:08 PM - 5:38 PM
Minor Periods
9:39 PM - 11:09 PM8:26 AM - 9:56 AM
Action Rating: 3 out of 5