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Current weather in Kennebec is broken clouds.

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Weather data for Kennebec is updated regularly with the latest available observations and forecasts.

Now · 8:45 PM

Kennebec Weather & Hourly Forecast

United States · South Dakota · 57544

67°F

Mostly cloudy night

Feels like: 66°F

💧 Humidity 74% 🌡 Pressure 30.15 inHg 💨 Wind 8 mph 👁 Visibility 26.2 mi ☁ Clouds 69% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Kennebec

Today

9:00 PM

Mostly cloudy night

67° 💧 None 💨 8 mph H 74%30.15 inHg

Tomorrow

12:00 AM

Mostly cloudy night

62° 💧 None 💨 6 mph H 91%30.18 inHg

3:00 AM

Overcast night

59° 💧 None 💨 2 mph H 96%30.18 inHg

6:00 AM

Overcast night

57° 💧 None 💨 3 mph H 98%30.21 inHg

9:00 AM

Mostly sunny

62° 💧 None 💨 5 mph H 90%30.27 inHg

12:00 PM

Mostly cloudy

71° 💧 None 💨 9 mph H 66%30.27 inHg

3:00 PM

Overcast

75° 💧 None 💨 9 mph H 57%30.21 inHg

6:00 PM

Overcast

73° 💧 None 💨 11 mph H 61%30.15 inHg

9:00 PM

Overcast night

69° 💧 0.061 in 💨 10 mph H 74%30.18 inHg

Friday

12:00 AM

Moderate rain

66° 💧 0.394 in 💨 15 mph H 91%30.15 inHg

3:00 AM

Thunderstorms

64° 💧 0.500 in 💨 18 mph H 93%30.06 inHg

6:00 AM

Moderate rain

63° 💧 0.363 in 💨 7 mph H 96%30.00 inHg

9:00 AM

Light rain

63° 💧 0.110 in 💨 12 mph H 97%29.97 inHg

12:00 PM

Overcast

65° 💧 0.008 in 💨 13 mph H 92%29.94 inHg

3:00 PM

Overcast

66° 💧 0.013 in 💨 8 mph H 88%29.94 inHg

6:00 PM

Overcast

66° 💧 0.002 in 💨 10 mph H 86%29.91 inHg

Today

9:00 PM

Mostly cloudy night

67° 💧 None 💨 8 mph H 74%30.15 inHg

10:00 PM

Mostly cloudy night

64° 💧 None 💨 8 mph H 83%30.18 inHg

11:00 PM

Mostly cloudy night

63° 💧 None 💨 7 mph H 87%30.18 inHg

Tomorrow

12:00 AM

Mostly cloudy night

62° 💧 None 💨 6 mph H 91%30.18 inHg

1:00 AM

Mostly cloudy night

60° 💧 None 💨 4 mph H 94%30.18 inHg

2:00 AM

Mostly cloudy night

59° 💧 None 💨 3 mph H 95%30.18 inHg

3:00 AM

Overcast night

59° 💧 None 💨 2 mph H 96%30.18 inHg

4:00 AM

Overcast night

58° 💧 None 💨 3 mph H 98%30.18 inHg

5:00 AM

Overcast night

58° 💧 None 💨 3 mph H 97%30.21 inHg

6:00 AM

Overcast night

57° 💧 None 💨 3 mph H 98%30.21 inHg

7:00 AM

Overcast night

57° 💧 None 💨 3 mph H 98%30.24 inHg

8:00 AM

Overcast

58° 💧 None 💨 3 mph H 98%30.27 inHg

9:00 AM

Mostly sunny

62° 💧 None 💨 5 mph H 90%30.27 inHg

10:00 AM

Sunny

66° 💧 None 💨 7 mph H 81%30.27 inHg

11:00 AM

Mostly cloudy

69° 💧 None 💨 9 mph H 72%30.27 inHg

12:00 PM

Mostly cloudy

71° 💧 None 💨 9 mph H 66%30.27 inHg

1:00 PM

Overcast

73° 💧 None 💨 10 mph H 62%30.24 inHg

2:00 PM

Overcast

75° 💧 None 💨 9 mph H 58%30.24 inHg

3:00 PM

Overcast

75° 💧 None 💨 9 mph H 57%30.21 inHg

4:00 PM

Overcast

75° 💧 None 💨 9 mph H 58%30.21 inHg

5:00 PM

Overcast

74° 💧 None 💨 10 mph H 59%30.18 inHg

6:00 PM

Overcast

73° 💧 None 💨 11 mph H 61%30.15 inHg

7:00 PM

Overcast

71° 💧 None 💨 10 mph H 67%30.15 inHg

8:00 PM

Overcast night

70° 💧 None 💨 10 mph H 72%30.18 inHg

9:00 PM

Overcast night

69° 💧 0.001 in 💨 10 mph H 74%30.18 inHg

10:00 PM

Light rain

68° 💧 0.012 in 💨 10 mph H 81%30.18 inHg

11:00 PM

Light rain

67° 💧 0.049 in 💨 13 mph H 88%30.18 inHg

Friday

12:00 AM

Moderate rain

66° 💧 0.146 in 💨 15 mph H 91%30.15 inHg

1:00 AM

Thunderstorms

65° 💧 0.149 in 💨 16 mph H 92%30.12 inHg

2:00 AM

Light rain

64° 💧 0.098 in 💨 17 mph H 92%30.09 inHg

3:00 AM

Thunderstorms

64° 💧 0.196 in 💨 18 mph H 93%30.06 inHg

4:00 AM

Moderate rain

63° 💧 0.154 in 💨 15 mph H 94%30.03 inHg

5:00 AM

Moderate rain

63° 💧 0.150 in 💨 10 mph H 95%30.00 inHg

6:00 AM

Moderate rain

63° 💧 0.125 in 💨 7 mph H 96%30.00 inHg

7:00 AM

Thunderstorms

63° 💧 0.102 in 💨 9 mph H 97%30.00 inHg

8:00 AM

Moderate rain

63° 💧 0.137 in 💨 12 mph H 97%29.97 inHg

9:00 AM

Light rain

63° 💧 0.080 in 💨 12 mph H 97%29.97 inHg

10:00 AM

Light rain

63° 💧 0.024 in 💨 13 mph H 97%29.97 inHg

11:00 AM

Light rain

63° 💧 0.006 in 💨 13 mph H 95%29.97 inHg

12:00 PM

Overcast

65° 💧 0.003 in 💨 13 mph H 92%29.94 inHg

1:00 PM

Overcast

65° 💧 0.003 in 💨 11 mph H 91%29.94 inHg

2:00 PM

Overcast

66° 💧 0.002 in 💨 9 mph H 89%29.94 inHg

3:00 PM

Overcast

66° 💧 0.004 in 💨 8 mph H 88%29.94 inHg

4:00 PM

Light rain

66° 💧 0.007 in 💨 9 mph H 88%29.94 inHg

5:00 PM

Overcast

66° 💧 0.002 in 💨 10 mph H 87%29.94 inHg

6:00 PM

Overcast

66° 💧 0.001 in 💨 10 mph H 86%29.91 inHg

7:00 PM

Overcast

65° 💧 0.001 in 💨 10 mph H 87%29.94 inHg

8:00 PM

Overcast night

65° 💧 0.001 in 💨 8 mph H 89%29.94 inHg

9:00 PM

Overcast night

64° 💧 0.001 in 💨 8 mph H 90%29.94 inHg

10:00 PM

Overcast night

63° 💧 0.001 in 💨 9 mph H 91%29.97 inHg

11:00 PM

Overcast night

62° 💧 0.001 in 💨 9 mph H 90%29.97 inHg

Saturday

12:00 AM

Overcast night

62° 💧 0.000 in 💨 9 mph H 89%29.97 inHg

1:00 AM

Overcast night

61° 💧 0.000 in 💨 8 mph H 89%29.97 inHg

2:00 AM

Overcast night

61° 💧 0.000 in 💨 8 mph H 90%29.97 inHg

3:00 AM

Overcast night

60° 💧 0.000 in 💨 8 mph H 90%29.97 inHg

4:00 AM

Overcast night

60° 💧 0.001 in 💨 8 mph H 90%29.97 inHg

5:00 AM

Overcast night

60° 💧 0.000 in 💨 8 mph H 90%29.97 inHg

6:00 AM

Overcast night

60° 💧 0.001 in 💨 8 mph H 90%29.97 inHg

7:00 AM

Overcast night

60° 💧 0.001 in 💨 8 mph H 89%29.97 inHg

4:00 PM

Overcast

65° 💧 None 💨 8 mph H 74%30.00 inHg

7:00 PM

Partly cloudy

68° 💧 None 💨 6 mph H 67%29.97 inHg

10:00 PM

Mostly clear night

61° 💧 None 💨 6 mph H 86%30.06 inHg

Sunday

1:00 AM

Overcast night

57° 💧 None 💨 6 mph H 92%30.06 inHg

4:00 AM

Overcast night

58° 💧 None 💨 4 mph H 92%30.06 inHg

7:00 AM

Overcast night

57° 💧 None 💨 7 mph H 93%30.09 inHg

10:00 AM

Overcast

60° 💧 None 💨 8 mph H 86%30.12 inHg

1:00 PM

Overcast

67° 💧 None 💨 13 mph H 63%30.09 inHg

4:00 PM

Light rain

66° 💧 None 💨 12 mph H 67%30.06 inHg

7:00 PM

Overcast

62° 💧 None 💨 10 mph H 86%30.06 inHg

10:00 PM

Overcast night

60° 💧 None 💨 8 mph H 91%30.12 inHg

Monday

1:00 AM

Overcast night

59° 💧 None 💨 6 mph H 94%30.12 inHg

4:00 AM

Light rain

58° 💧 None 💨 6 mph H 96%30.12 inHg

7:00 AM

Light rain

58° 💧 None 💨 7 mph H 96%30.15 inHg

10:00 AM

Overcast

59° 💧 None 💨 9 mph H 93%30.21 inHg

1:00 PM

Overcast

63° 💧 None 💨 10 mph H 74%30.21 inHg

4:00 PM

Mostly cloudy

66° 💧 None 💨 11 mph H 63%30.15 inHg

7:00 PM

Sunny

63° 💧 None 💨 8 mph H 65%30.18 inHg

10:00 PM

Mostly clear night

56° 💧 None 💨 4 mph H 84%30.21 inHg

Tuesday

1:00 AM

Clear night

54° 💧 None 💨 6 mph H 92%30.24 inHg

4:00 AM

Mostly clear night

51° 💧 None 💨 5 mph H 93%30.24 inHg

7:00 AM

Clear night

51° 💧 None 💨 6 mph H 95%30.24 inHg

10:00 AM

Mostly sunny

57° 💧 None 💨 11 mph H 81%30.24 inHg

1:00 PM

Mostly sunny

64° 💧 None 💨 14 mph H 56%30.21 inHg

7:00 PM

Partly cloudy

67° 💧 None 💨 14 mph H 66%30.21 inHg

Wednesday

1:00 AM

Mostly cloudy night

66° 💧 None 💨 13 mph H 67%30.12 inHg

7:00 AM

Mostly cloudy night

60° 💧 None 💨 17 mph H 84%30.18 inHg

1:00 PM

Overcast

58° 💧 None 💨 14 mph H 86%30.18 inHg

7:00 PM

Overcast

70° 💧 None 💨 20 mph H 61%30.15 inHg

Thursday

1:00 AM

Mostly clear night

67° 💧 None 💨 17 mph H 68%30.09 inHg

7:00 AM

Mostly clear night

62° 💧 None 💨 14 mph H 81%30.15 inHg

1:00 PM

Partly cloudy

59° 💧 None 💨 9 mph H 92%30.15 inHg

7:00 PM

Mostly cloudy

70° 💧 None 💨 4 mph H 76%30.21 inHg

Friday

1:00 AM

Mostly clear night

68° 💧 None 💨 7 mph H 79%30.24 inHg

7:00 AM

Clear night

58° 💧 None 💨 2 mph H 97%30.33 inHg

1:00 PM

Overcast

58° 💧 None 💨 3 mph H 99%30.39 inHg

7:00 PM

Partly cloudy

67° 💧 None 💨 6 mph H 66%30.42 inHg

Saturday

1:00 AM

Partly cloudy night

65° 💧 None 💨 7 mph H 66%30.36 inHg

7:00 AM

Clear night

56° 💧 None 💨 4 mph H 91%30.39 inHg

1:00 PM

Sunny

54° 💧 None 💨 6 mph H 97%30.36 inHg

7:00 PM

Partly cloudy

70° 💧 None 💨 13 mph H 58%30.27 inHg

Sunday

1:00 AM

Partly cloudy night

68° 💧 None 💨 10 mph H 54%30.12 inHg

7:00 AM

Clear night

61° 💧 None 💨 13 mph H 70%30.06 inHg

1:00 PM

Sunny

59° 💧 None 💨 15 mph H 82%29.97 inHg

7:00 PM

Mostly cloudy

74° 💧 None 💨 15 mph H 55%29.91 inHg

Monday

1:00 AM

Partly cloudy night

75° 💧 None 💨 10 mph H 57%29.85 inHg

7:00 AM

Mostly clear night

66° 💧 None 💨 14 mph H 64%29.88 inHg

1:00 PM

Overcast

61° 💧 None 💨 8 mph H 73%29.91 inHg

7:00 PM

Overcast

72° 💧 None 💨 3 mph H 67%29.91 inHg

Tuesday

1:00 AM

Light rain

65° 💧 None 💨 9 mph H 93%29.85 inHg

7:00 AM

Overcast night

63° 💧 None 💨 2 mph H 94%29.88 inHg

1:00 PM

Sunny

60° 💧 None 💨 8 mph H 86%29.85 inHg

7:00 PM

Sunny

74° 💧 None 💨 15 mph H 59%29.83 inHg

Wednesday

1:00 AM

Partly cloudy night

76° 💧 None 💨 10 mph H 57%29.74 inHg

7:00 AM

Light rain

64° 💧 None 💨 9 mph H 95%29.80 inHg

1:00 PM

Light rain

62° 💧 None 💨 11 mph H 95%29.91 inHg

7:00 PM

Mostly cloudy

70° 💧 None 💨 14 mph H 65%30.03 inHg

Thursday

1:00 AM

Clear night

66° 💧 None 💨 8 mph H 60%30.09 inHg

7:00 AM

Clear night

56° 💧 None 💨 6 mph H 74%30.18 inHg

1:00 PM

Overcast

57° 💧 None 💨 7 mph H 82%30.21 inHg

In Kennebec and, more broadly, across the state of South Dakota: This evening will feature a mix of sun and clouds, with temperatures holding steady between 63 and 64 degrees Fahrenheit. Light southeast winds will prevail, blowing at around 8 mph with occasional gusts reaching 12 mph. There is a slight chance of rain during the next few hours, with an expected accumulation of about 0.14 inches and a maximum probability of 20%. Conditions are generally mild and comfortable, but it’s wise to keep an umbrella nearby in case of brief showers. The wind will remain gentle, and skies will gradually transition through the evening, with no significant weather disturbances expected. Overall, it should be a fairly calm and mild night ahead.

15-Day Weather Outlook for Kennebec

TomorrowTomorrow

Mostly cloudy 75°/57° 💧 None 💨 13 mph

Friday, Sep 18Fri Sep 18

Thunderstorms 66°/62° 💧 None 💨 18 mph

Saturday, Sep 19Sat Sep 19

Overcast 66°/60° 💧 1.998 in 💨 9 mph

Sunday, Sep 20Sun Sep 20

Light rain 66°/59° 💧 0.157 in 💨 8 mph

Monday, Sep 21Mon Sep 21

Light rain 64°/58° 💧 0.053 in 💨 12 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 67°/59° 💧 0.004 in 💨 14 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 70°/58° 💧 0.035 in 💨 20 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 70°/59° 💧 0.073 in 💨 14 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 67°/58° 💧 0.017 in 💨 7 mph

Saturday, Sep 26Sat Sep 26

Partly cloudy 70°/54° 💧 0.001 in 💨 13 mph

Sunday, Sep 27Sun Sep 27

Mostly cloudy 75°/59° 💧 None 💨 15 mph

Monday, Sep 28Mon Sep 28

Light rain 72°/61° 💧 0.111 in 💨 14 mph

Tuesday, Sep 29Tue Sep 29

Overcast 76°/60° 💧 0.041 in 💨 15 mph

Wednesday, Sep 30Wed Sep 30

Light rain 70°/62° 💧 0.287 in 💨 14 mph

Thursday, Oct 1Thu Oct 1

Overcast 57°/56° 💧 0.007 in 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Kennebec

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Kennebec

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 9:00 PM

PM2.5 Fine particles Good 2,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,3µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 68,1µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,1µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Kennebec

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 4,8Moderate 🙂Fair

Tomorrow UV 5,5Moderate 🙂Fair

Friday UV 2,7Low 😊Good

Saturday UV 1,5Low 😊Good

Sunday UV 0,7Low 😊Good

Monday UV 3,0Moderate —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Kennebec

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · KENNEBEC, SOUTH DAKOTA

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

50/100Best-hour score

BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 9:26 PM–5:43 AM

☁ Cloud cover 69% Real hourly forecast for the best viewing hour.

☾ Moonlight 28% Waxing Crescent · Moon about 9° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 9° high at the best hour.

✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min10%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Kennebec were last refreshed today at 8:45 PM. The current forecast period extends through 18/09/2026 at 6:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.