What is the weather in Clear Lake right now?

Current weather in Clear Lake is broken clouds.

Where can I find the hourly weather forecast for Clear Lake?

This page shows hourly weather forecast for Clear Lake, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Clear Lake updated regularly?

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

Now · 7:07 AM

Clear Lake Weather & Hourly Forecast

United States · South Dakota · 57247

53°F

Mostly cloudy

Feels like: 51°F

💧 Humidity 70% 🌡 Pressure 29.94 inHg 💨 Wind 6 mph 👁 Visibility 6.2 mi ☁ Clouds 62% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:50 AM 🌇 Sunset 8:08 PM

Hourly Forecast for Clear Lake

Today

8:00 AM

Mostly cloudy

53° 💧 None 💨 6 mph H 70%29.94 inHg

11:00 AM

Overcast

67° 💧 None 💨 4 mph H 38%29.94 inHg

2:00 PM

Overcast

76° 💧 None 💨 4 mph H 22%29.91 inHg

5:00 PM

Overcast

74° 💧 None 💨 6 mph H 26%29.88 inHg

8:00 PM

Overcast

68° 💧 None 💨 7 mph H 34%29.85 inHg

11:00 PM

Overcast night

68° 💧 None 💨 7 mph H 40%29.88 inHg

Tomorrow

2:00 AM

Light rain

65° 💧 0.02 in 💨 5 mph H 64%29.91 inHg

5:00 AM

Overcast night

61° 💧 None 💨 4 mph H 72%29.91 inHg

8:00 AM

Sunny

61° 💧 None 💨 5 mph H 71%29.91 inHg

11:00 AM

Sunny

70° 💧 None 💨 9 mph H 43%29.88 inHg

2:00 PM

Sunny

79° 💧 None 💨 9 mph H 34%29.83 inHg

5:00 PM

Sunny

84° 💧 0.00 in 💨 9 mph H 28%29.77 inHg

8:00 PM

Light rain

76° 💧 0.05 in 💨 7 mph H 53%29.77 inHg

11:00 PM

Light rain

67° 💧 0.04 in 💨 6 mph H 81%29.83 inHg

Thursday

2:00 AM

Overcast night

67° 💧 0.08 in 💨 13 mph H 83%29.77 inHg

5:00 AM

Mostly cloudy night

66° 💧 0.01 in 💨 10 mph H 94%29.74 inHg

Today

8:00 AM

Mostly cloudy

53° 💧 None 💨 6 mph H 70%29.94 inHg

9:00 AM

Mostly cloudy

56° 💧 None 💨 5 mph H 59%29.94 inHg

10:00 AM

Mostly cloudy

61° 💧 None 💨 5 mph H 48%29.94 inHg

11:00 AM

Overcast

67° 💧 None 💨 4 mph H 38%29.94 inHg

12:00 PM

Overcast

73° 💧 None 💨 4 mph H 27%29.94 inHg

1:00 PM

Overcast

74° 💧 None 💨 2 mph H 23%29.91 inHg

2:00 PM

Overcast

76° 💧 None 💨 4 mph H 22%29.91 inHg

3:00 PM

Overcast

76° 💧 None 💨 5 mph H 21%29.88 inHg

4:00 PM

Overcast

77° 💧 None 💨 10 mph H 20%29.91 inHg

5:00 PM

Overcast

74° 💧 None 💨 6 mph H 26%29.88 inHg

6:00 PM

Overcast

72° 💧 None 💨 5 mph H 29%29.88 inHg

7:00 PM

Overcast

66° 💧 None 💨 8 mph H 32%29.85 inHg

8:00 PM

Overcast

68° 💧 None 💨 7 mph H 34%29.85 inHg

9:00 PM

Overcast night

69° 💧 None 💨 5 mph H 35%29.88 inHg

10:00 PM

Overcast night

69° 💧 None 💨 4 mph H 38%29.88 inHg

11:00 PM

Overcast night

68° 💧 None 💨 7 mph H 40%29.88 inHg

Tomorrow

12:00 AM

Overcast night

67° 💧 None 💨 7 mph H 43%29.85 inHg

1:00 AM

Overcast night

66° 💧 None 💨 6 mph H 52%29.88 inHg

2:00 AM

Light rain

65° 💧 0.01 in 💨 5 mph H 64%29.91 inHg

3:00 AM

Light rain

63° 💧 0.01 in 💨 5 mph H 67%29.91 inHg

4:00 AM

Overcast night

62° 💧 None 💨 5 mph H 70%29.91 inHg

5:00 AM

Overcast night

61° 💧 None 💨 4 mph H 72%29.91 inHg

6:00 AM

Overcast night

60° 💧 None 💨 3 mph H 74%29.91 inHg

7:00 AM

Overcast

58° 💧 None 💨 5 mph H 73%29.88 inHg

8:00 AM

Sunny

61° 💧 None 💨 5 mph H 71%29.91 inHg

9:00 AM

Sunny

63° 💧 None 💨 8 mph H 61%29.91 inHg

10:00 AM

Sunny

67° 💧 None 💨 9 mph H 52%29.88 inHg

11:00 AM

Sunny

70° 💧 None 💨 9 mph H 43%29.88 inHg

12:00 PM

Sunny

73° 💧 None 💨 10 mph H 39%29.88 inHg

1:00 PM

Sunny

76° 💧 None 💨 10 mph H 37%29.85 inHg

2:00 PM

Sunny

79° 💧 None 💨 9 mph H 34%29.83 inHg

3:00 PM

Sunny

82° 💧 None 💨 9 mph H 30%29.80 inHg

4:00 PM

Sunny

83° 💧 None 💨 8 mph H 28%29.80 inHg

5:00 PM

Sunny

84° 💧 None 💨 9 mph H 28%29.77 inHg

6:00 PM

Sunny

83° 💧 None 💨 10 mph H 29%29.77 inHg

7:00 PM

Light rain

78° 💧 0.00 in 💨 10 mph H 35%29.77 inHg

8:00 PM

Light rain

76° 💧 0.01 in 💨 7 mph H 53%29.77 inHg

9:00 PM

Light rain

70° 💧 0.03 in 💨 7 mph H 75%29.83 inHg

10:00 PM

Light rain

71° 💧 0.01 in 💨 7 mph H 73%29.80 inHg

11:00 PM

Light rain

67° 💧 0.02 in 💨 6 mph H 81%29.83 inHg

Thursday

12:00 AM

Light rain

67° 💧 0.02 in 💨 10 mph H 75%29.80 inHg

1:00 AM

Partly cloudy night

67° 💧 None 💨 10 mph H 78%29.77 inHg

2:00 AM

Overcast night

67° 💧 None 💨 13 mph H 83%29.77 inHg

3:00 AM

Moderate rain

67° 💧 0.08 in 💨 10 mph H 89%29.80 inHg

4:00 AM

Light rain

67° 💧 0.01 in 💨 12 mph H 93%29.80 inHg

5:00 AM

Mostly cloudy night

66° 💧 None 💨 10 mph H 94%29.74 inHg

6:00 AM

Mostly cloudy night

65° 💧 None 💨 8 mph H 91%29.74 inHg

7:00 AM

Light rain

63° 💧 0.01 in 💨 14 mph H 92%29.77 inHg

8:00 AM

Sunny

65° 💧 None 💨 13 mph H 90%29.77 inHg

9:00 AM

Light rain

69° 💧 0.00 in 💨 13 mph H 82%29.77 inHg

10:00 AM

Light rain

75° 💧 0.01 in 💨 13 mph H 70%29.74 inHg

11:00 AM

Sunny

84° 💧 None 💨 12 mph H 51%29.74 inHg

12:00 PM

Partly cloudy

91° 💧 None 💨 11 mph H 35%29.71 inHg

1:00 PM

Partly cloudy

94° 💧 None 💨 12 mph H 30%29.68 inHg

2:00 PM

Overcast

97° 💧 None 💨 12 mph H 26%29.65 inHg

3:00 PM

Overcast

99° 💧 None 💨 11 mph H 23%29.65 inHg

4:00 PM

Mostly cloudy

101° 💧 None 💨 12 mph H 20%29.62 inHg

5:00 PM

Partly cloudy

100° 💧 None 💨 16 mph H 19%29.62 inHg

6:00 PM

Partly cloudy

99° 💧 None 💨 9 mph H 19%29.62 inHg

7:00 PM

Partly cloudy

97° 💧 None 💨 11 mph H 17%29.59 inHg

8:00 PM

Sunny

88° 💧 None 💨 9 mph H 20%29.62 inHg

9:00 PM

Clear night

82° 💧 None 💨 10 mph H 25%29.68 inHg

10:00 PM

Clear night

79° 💧 None 💨 10 mph H 32%29.68 inHg

11:00 PM

Clear night

76° 💧 None 💨 10 mph H 35%29.71 inHg

Friday

12:00 AM

Clear night

70° 💧 None 💨 7 mph H 63%29.74 inHg

1:00 AM

Clear night

67° 💧 None 💨 8 mph H 86%29.74 inHg

2:00 AM

Clear night

66° 💧 None 💨 7 mph H 89%29.74 inHg

3:00 AM

Clear night

66° 💧 None 💨 5 mph H 87%29.74 inHg

4:00 AM

Clear night

66° 💧 None 💨 7 mph H 83%29.74 inHg

5:00 AM

Clear night

66° 💧 None 💨 5 mph H 80%29.77 inHg

6:00 AM

Clear night

67° 💧 None 💨 2 mph H 71%29.74 inHg

7:00 AM

Sunny

65° 💧 None 💨 4 mph H 76%29.77 inHg

8:00 AM

Sunny

68° 💧 None 💨 5 mph H 73%29.80 inHg

9:00 AM

Sunny

74° 💧 None 💨 7 mph H 61%29.80 inHg

10:00 AM

Sunny

78° 💧 None 💨 9 mph H 54%29.80 inHg

11:00 AM

Sunny

83° 💧 None 💨 11 mph H 45%29.80 inHg

12:00 PM

Sunny

87° 💧 None 💨 12 mph H 38%29.80 inHg

1:00 PM

Sunny

92° 💧 None 💨 12 mph H 30%29.80 inHg

2:00 PM

Sunny

95° 💧 None 💨 11 mph H 24%29.77 inHg

3:00 PM

Sunny

97° 💧 None 💨 12 mph H 20%29.77 inHg

4:00 PM

Sunny

98° 💧 None 💨 11 mph H 18%29.74 inHg

5:00 PM

Sunny

99° 💧 None 💨 11 mph H 16%29.74 inHg

6:00 PM

Sunny

98° 💧 None 💨 11 mph H 16%29.74 inHg

7:00 PM

Sunny

95° 💧 None 💨 11 mph H 18%29.74 inHg

8:00 PM

Sunny

86° 💧 None 💨 13 mph H 29%29.74 inHg

9:00 PM

Mostly clear night

80° 💧 None 💨 12 mph H 42%29.77 inHg

10:00 PM

Mostly clear night

77° 💧 None 💨 12 mph H 52%29.80 inHg

11:00 PM

Clear night

76° 💧 None 💨 13 mph H 56%29.80 inHg

Saturday

12:00 AM

Clear night

74° 💧 None 💨 13 mph H 62%29.80 inHg

1:00 AM

Mostly clear night

75° 💧 None 💨 13 mph H 60%29.80 inHg

2:00 AM

Mostly clear night

75° 💧 None 💨 11 mph H 64%29.80 inHg

3:00 AM

Clear night

76° 💧 None 💨 12 mph H 63%29.77 inHg

4:00 AM

Clear night

76° 💧 None 💨 11 mph H 57%29.77 inHg

5:00 AM

Mostly clear night

74° 💧 None 💨 9 mph H 56%29.77 inHg

6:00 AM

Mostly clear night

73° 💧 None 💨 11 mph H 56%29.80 inHg

7:00 AM

Mostly sunny

73° 💧 None 💨 10 mph H 57%29.80 inHg

In Clear Lake and, more broadly, across the state of South Dakota: This morning, the sky will be mostly cloudy, with temperatures ranging from the low 60s to the mid-70s. Winds will be coming from the northeast at around 11 mph, with occasional gusts reaching 16 mph. As the day progresses into the afternoon, the clouds will remain, and there is a possibility of light rain, with total accumulation around 0.02 inches. The maximum chance of rain is about 77%, so some areas could see brief showers. Temperatures are expected to stay mild to warm, making it a comfortable day overall. Be prepared for the cloud cover and potential light rain if you're planning outdoor activities later in the day.

15-Day Weather Outlook for Clear Lake

TomorrowTomorrow

Light rain 84°/58° 💧 0.01 in 💨 12 mph

Thursday, Sep 3Thu Sep 3

Light rain 94°/64° 💧 0.03 in 💨 17 mph

Friday, Sep 4Fri Sep 4

Sunny 97°/69° 💧 None 💨 17 mph

Saturday, Sep 5Sat Sep 5

Heavy rain 99°/72° 💧 1.05 in 💨 20 mph

Sunday, Sep 6Sun Sep 6

Heavy rain 86°/68° 💧 0.58 in 💨 20 mph

Monday, Sep 7Mon Sep 7

Light rain 77°/64° 💧 0.02 in 💨 16 mph

Tuesday, Sep 8Tue Sep 8

Mostly cloudy 86°/60° 💧 None 💨 16 mph

Wednesday, Sep 9Wed Sep 9

Sunny 78°/63° 💧 None 💨 17 mph

Thursday, Sep 10Thu Sep 10

Sunny 74°/53° 💧 None 💨 9 mph

Friday, Sep 11Fri Sep 11

Light rain 66°/56° 💧 0.03 in 💨 13 mph

Saturday, Sep 12Sat Sep 12

Light rain 72°/50° 💧 0.21 in 💨 17 mph

Sunday, Sep 13Sun Sep 13

Moderate rain 73°/50° 💧 0.15 in 💨 12 mph

Monday, Sep 14Mon Sep 14

Light rain 63°/53° 💧 0.17 in 💨 17 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 60°/42° 💧 None 💨 24 mph

Wednesday, Sep 16Wed Sep 16

Sunny 63°/40° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Clear Lake

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Clear Lake

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 1,7µg/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 2,1µg/m³

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

O₃ Ozone Good 26,8µg/m³

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

NO₂ Nitrogen dioxide Good 4,4µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Clear Lake

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 3,9Moderate 😊Good

Tomorrow UV 6,7High 🙂Fair

Thursday UV 6,3High 🙂Fair

Friday UV 6,4High 🙂Fair

Saturday UV 8,0Very high 🙂Fair

Sunday UV 7,0High —Unavailable

Monday UV 9,0Very high —Unavailable

Hourly UV index today

8:00 AMUV 0,3 9:00 AMUV 1,0 10:00 AMUV 2,0 11:00 AMUV 3,1 12:00 PMUV 3,6 1:00 PMUV 3,8 2:00 PMUV 3,6 3:00 PMUV 3,9 4:00 PMUV 3,2 5:00 PMUV 1,2 6:00 PMUV 0,5 7:00 PMUV 0,1

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

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 Clear Lake

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.43 Population: 41

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Forecast data for Clear Lake were last refreshed today at 7:07 AM. The current forecast period extends through 03/09/2026 at 5:00 AM. 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.