Water Temperature of the Grand River in Sumner, MO

Current Water Temperature

32.0°F

Measurement Time: Thursday, December 4, 2025, 8:30 AM CST

Temperature Locations

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Local Points of Interest

Cunningham , MO; Mendon, MO; Hale, MO

Grand River

Station Name: Sumner
Data Source: USGS

Elevation Above Sea Level: 656 feet

Nearest Address:
MO 139
Sumner, MO 64643
Chariton County

GPS Coordinates: 39.6403, -93.2736

Nearby Water Temperatures

Long Branch Lake, Macon, MO (41.5 mi)
Little Blue River, Independence, MO (66.3 mi)
Little Blue River, Lee's Summit, MO (73.4 mi)
Rock Creek, Kansas City, MO (73.7 mi)
Missouri River, St. Joseph, MO (84.5 mi)
Turkey Creek, Kansas City, KS (84.6 mi)
Tomahawk Creek, Overland Park, KS (89 mi)
Indian Creek, Overland Park, KS (89 mi)
Kansas River, Edwardsville, KS (90.8 mi)
Missouri River, Jefferson City, MO (93.5 mi)
Cedar Creek, De Soto, KS (99.3 mi)
Mississippi River, Canton, MO (99.5 mi)
Mississippi River, Quincy, IL (99.7 mi)
Kansas River, De Soto, KS (101.2 mi)
Des Moines River, Ottumwa, IA (105 mi)

Weather for Sumner, Missouri

Current Weather

64.9°F
Clear
Clear
64.9°F
62.2°F
81%
SSE 18.1 mph
29 mph
62.2°F
59.4°F
0 in
0%
1 mi
1005 mbar
0

Five Day Weather Forecast

Heavy rain
Mon
H: 73°F
L: 52°F
Patchy rain nearby
Tue
H: 64°F
L: 48°F
Partly Cloudy
Wed
H: 63°F
L: 45°F
Patchy rain nearby
Thu
H: 65°F
L: 46°F
Partly Cloudy
Fri
H: 61°F
L: 42°F

Air Quality

AQI: 1 - Good
PM2.5: 7.65 μg/m3
PM10: 8.65 μg/m3
Carbon Monoxide: 165.85 μg/m3
Nitrogen Dioxide: 2.85 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 85 μg/m3

Astronomical

Sunrise: 6:19 AM
Sun Transit: 1:10 PM
Sunset: 8:03 PM
Daylight: 13 hrs 44 mins
Moonrise: 4:22 PM
Moon Transit: 10:35 PM
Moonset: 4:17 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.8%

Best Times for Fishing or Hunting

Major Periods

9:17 AM - 11:47 AM
12:00 AM - 12:00 AM

Minor Periods

3:52 PM - 5:22 PM
3:47 AM - 5:17 AM

Action Rating: 2 out of 5

Flood Watch issued April 26 at 12:54PM CDT until April 27 at 7:00PM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 12:54 PM
Expires: Mon April 27, 2026, 6:00 AM

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Kansas, including the following areas, Atchison KS, Doniphan, Johnson KS, Leavenworth and Wyandotte and Missouri, including the following areas, Andrew, Buchanan, Caldwell, Carroll, Chariton, Clay, Clinton, Daviess, De Kalb, Holt, Howard, Jackson, Lafayette, Linn MO, Livingston, Macon, Platte, Randolph, Ray and Saline. * WHEN...From 7 PM CDT this evening through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.


Flood Warning issued April 26 at 10:20AM CDT until May 1 at 7:00AM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 10:20 AM
Expires: Mon April 27, 2026, 10:30 AM

...The National Weather Service in Pleasant Hill MO has issued a Flood Warning for the following rivers in Missouri... Grand River near Brunswick affecting Carroll and Chariton Counties. * WHAT...Minor flooding is forecast. * WHERE...Grand River near Brunswick. * WHEN...From Thursday morning to Friday morning. * IMPACTS...At 19.0 feet, Flooding of low-lying areas occurs along the west bank of the Grand River near the U.S. Highway 24 bridge about 1 mile west of Brunswick. * ADDITIONAL DETAILS... - There is no current observed data. - Forecast...The river is expected to rise to a crest of 19.0 feet Thursday morning. - Flood stage is 19.0 feet. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product along with additional weather and stream information is available at www.weather.gov/kc/.


Flood Warning issued April 26 at 10:20AM CDT until May 1 at 6:25AM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 10:20 AM
Expires: Mon April 27, 2026, 10:30 AM

...The National Weather Service in Pleasant Hill MO has issued a Flood Warning for the following rivers in Missouri... Grand River near Sumner affecting Livingston, Carroll, Chariton and Linn Counties. * WHAT...Moderate flooding is forecast. * WHERE...Grand River near Sumner. * WHEN...From Monday evening to Friday morning. * IMPACTS...At 23.0 feet, Bottomland 1 to 2 miles south of the gage begins to flood. At 26.0 feet, Rural land adjacent to the river is flooded. At 28.0 feet, Rural roads are under water. * ADDITIONAL DETAILS... - At 9:45 AM CDT Sunday the stage was 11.2 feet. - Forecast...The river is expected to rise above flood stage tomorrow evening to a crest of 33.2 feet Tuesday evening. It will then fall below flood stage Thursday morning. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product along with additional weather and stream information is available at www.weather.gov/kc/.


Flood Watch issued April 26 at 10:22PM CDT until April 27 at 7:00PM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 10:22 PM
Expires: Mon April 27, 2026, 1:30 PM

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Kansas, including the following areas, Atchison KS, Doniphan, Johnson KS, Leavenworth and Wyandotte and Missouri, including the following areas, Andrew, Buchanan, Caldwell, Carroll, Chariton, Clay, Clinton, Daviess, De Kalb, Holt, Howard, Jackson, Lafayette, Linn MO, Livingston, Macon, Platte, Randolph, Ray and Saline. * WHEN...Through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Multiple rounds of heavy rainfall tonight through Monday. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.


Flood Warning issued April 26 at 8:48PM CDT until April 30 at 5:32AM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 8:48 PM
Expires: Mon April 27, 2026, 9:00 PM

...The Flood Warning continues for the following rivers in Missouri... Grand River near Sumner affecting Carroll, Linn, Livingston and Chariton Counties. * WHAT...Moderate flooding is forecast. * WHERE...Grand River near Sumner. * WHEN...From Monday evening to early Thursday morning. * IMPACTS...At 23.0 feet, Bottomland 1 to 2 miles south of the gage begins to flood. At 26.0 feet, Rural land adjacent to the river is flooded. At 28.0 feet, Rural roads are under water. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 10.9 feet. - Forecast...The river is expected to rise above flood stage late tomorrow evening to a crest of 30.4 feet early Tuesday afternoon. It will then fall below flood stage early Wednesday morning. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product along with additional weather and stream information is available at www.weather.gov/kc/.


Monday, April 27, 2026

Weather Forecast

Heavy rain
72.7°F
52.1°F
63.6°F
84%
2.61 in
92%
0%
25.1 mph
6.8


Air Quality

AQI: 1 - Good
PM2.5: 6.74 μg/m3
PM10: 7.53 μg/m3
Carbon Monoxide: 166.41 μg/m3
Nitrogen Dioxide: 2.78 μg/m3
Sulphur Dioxide: 1.49 μg/m3
Ozone: 92.4 μg/m3

Astronomical

Sunrise: 6:19 AM
Sun Transit: 1:10 PM
Sunset: 8:03 PM
Daylight: 13 hrs 44 mins
Moonrise: 4:22 PM
Moon Transit: 10:35 PM
Moonset: 4:17 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.8%

Best Times for Fishing or Hunting

Major Periods

9:17 AM - 11:47 AM
12:00 AM - 12:00 AM

Minor Periods

3:52 PM - 5:22 PM
3:47 AM - 5:17 AM

Action Rating: 2 out of 5

Tuesday, April 28, 2026

Weather Forecast

Patchy rain nearby
64°F
47.5°F
54.6°F
69%
0.01 in
70%
0%
17 mph
6.7


Air Quality

AQI: 1 - Good
PM2.5: 2.09 μg/m3
PM10: 2.22 μg/m3
Carbon Monoxide: 163.41 μg/m3
Nitrogen Dioxide: 2.57 μg/m3
Sulphur Dioxide: 0.97 μg/m3
Ozone: 80.48 μg/m3

Astronomical

Sunrise: 6:18 AM
Sun Transit: 1:10 PM
Sunset: 8:04 PM
Daylight: 13 hrs 47 mins
Moonrise: 5:24 PM
Moon Transit: 11:17 PM
Moonset: 4:39 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.6%

Best Times for Fishing or Hunting

Major Periods

9:59 AM - 12:29 AM
12:00 AM - 12:00 AM

Minor Periods

4:54 PM - 6:24 PM
4:09 AM - 5:39 AM

Action Rating: 2 out of 5

Wednesday, April 29, 2026

Weather Forecast

Partly Cloudy
62.8°F
44.8°F
53.4°F
63%
0 in
0%
0%
8.9 mph
7


Air Quality

AQI: 1 - Good
PM2.5: 3.67 μg/m3
PM10: 4.05 μg/m3
Carbon Monoxide: 158.21 μg/m3
Nitrogen Dioxide: 3.45 μg/m3
Sulphur Dioxide: 1.03 μg/m3
Ozone: 75.24 μg/m3

Astronomical

Sunrise: 6:16 AM
Sun Transit: 1:10 PM
Sunset: 8:05 PM
Daylight: 13 hrs 49 mins
Moonrise: 6:28 PM
Moon Transit: 12:00 PM
Moonset: 5:00 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.5%

Best Times for Fishing or Hunting

Major Periods

10:41 AM - 1:11 PM
12:00 AM - 12:00 AM

Minor Periods

5:58 PM - 7:28 PM
4:30 AM - 6:00 AM

Action Rating: 3 out of 5

Thursday, April 30, 2026

Weather Forecast

Patchy rain nearby
64.5°F
45.6°F
55.1°F
68%
0.02 in
82%
0%
13.4 mph
7.5


Air Quality

AQI: 1 - Good
PM2.5: 4.42 μg/m3
PM10: 4.99 μg/m3
Carbon Monoxide: 166.58 μg/m3
Nitrogen Dioxide: 6.86 μg/m3
Sulphur Dioxide: 1.24 μg/m3
Ozone: 69.12 μg/m3

Astronomical

Sunrise: 6:15 AM
Sun Transit: 1:10 PM
Sunset: 8:06 PM
Daylight: 13 hrs 51 mins
Moonrise: 7:30 PM
Moon Transit: 12:00 AM
Moonset: 5:22 AM
Moon Phase: Full
Moon Illumination: 99.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:23 AM - 1:53 PM

Minor Periods

7:00 PM - 8:30 PM
4:52 AM - 6:22 AM

Action Rating: 5 out of 5

Friday, May 1, 2026

Weather Forecast

Partly Cloudy
61.4°F
42.3°F
51.1°F
73%
0 in
0%
0%
13.9 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 4.56 μg/m3
PM10: 4.85 μg/m3
Carbon Monoxide: 162.37 μg/m3
Nitrogen Dioxide: 4.18 μg/m3
Sulphur Dioxide: 1.08 μg/m3
Ozone: 71.38 μg/m3

Astronomical

Sunrise: 6:14 AM
Sun Transit: 1:10 PM
Sunset: 8:07 PM
Daylight: 13 hrs 54 mins
Moonrise: 8:34 PM
Moon Transit: 12:42 AM
Moonset: 5:47 AM
Moon Phase: Full
Moon Illumination: 100.0%

Best Times for Fishing or Hunting

Major Periods

12:12 AM - 2:42 AM
12:08 AM - 2:38 PM

Minor Periods

8:04 PM - 9:34 PM
5:17 AM - 6:47 AM

Action Rating: 4 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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