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Current weather in Sergeant Bluff is clear sky.

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

Is the weather forecast for Sergeant Bluff updated regularly?

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

Now · 5:37 AM

Sergeant Bluff Weather & Hourly Forecast

United States · Iowa · 51054

66°F

Clear night

Feels like: 63°F

💧 Humidity 79% 🌡 Pressure 29.85 inHg 💨 Wind 10 mph 👁 Visibility 21.9 mi ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Sergeant Bluff

Today

6:00 AM

Mostly clear night

66° 💧 None 💨 10 mph H 82%29.85 inHg

9:00 AM

Partly cloudy

70° 💧 None 💨 10 mph H 85%29.83 inHg

12:00 PM

Mostly cloudy

81° 💧 None 💨 15 mph H 69%29.77 inHg

3:00 PM

Mostly cloudy

85° 💧 None 💨 16 mph H 57%29.68 inHg

6:00 PM

Mostly cloudy

84° 💧 None 💨 13 mph H 59%29.62 inHg

9:00 PM

Mostly cloudy night

80° 💧 0.002 in 💨 14 mph H 56%29.65 inHg

Tomorrow

12:00 AM

Clear night

74° 💧 None 💨 8 mph H 77%29.74 inHg

3:00 AM

Clear night

70° 💧 None 💨 5 mph H 81%29.80 inHg

6:00 AM

Clear night

67° 💧 None 💨 11 mph H 84%29.85 inHg

9:00 AM

Sunny

67° 💧 None 💨 10 mph H 61%29.94 inHg

12:00 PM

Sunny

72° 💧 None 💨 7 mph H 50%30.03 inHg

3:00 PM

Light thunderstorms

74° 💧 0.024 in 💨 9 mph H 50%30.00 inHg

6:00 PM

Partly cloudy

74° 💧 None 💨 7 mph H 49%29.97 inHg

9:00 PM

Overcast night

66° 💧 None 💨 3 mph H 67%30.00 inHg

Sunday

12:00 AM

Mostly cloudy night

62° 💧 None 💨 3 mph H 73%30.03 inHg

3:00 AM

Mostly cloudy night

59° 💧 None 💨 3 mph H 77%30.03 inHg

Today

6:00 AM

Mostly clear night

66° 💧 None 💨 10 mph H 82%29.85 inHg

7:00 AM

Partly cloudy

66° 💧 None 💨 11 mph H 85%29.85 inHg

8:00 AM

Mostly sunny

67° 💧 None 💨 12 mph H 86%29.85 inHg

9:00 AM

Partly cloudy

70° 💧 None 💨 10 mph H 85%29.83 inHg

10:00 AM

Partly cloudy

74° 💧 None 💨 12 mph H 80%29.80 inHg

11:00 AM

Partly cloudy

77° 💧 None 💨 13 mph H 75%29.80 inHg

12:00 PM

Mostly cloudy

81° 💧 None 💨 15 mph H 69%29.77 inHg

1:00 PM

Mostly cloudy

82° 💧 None 💨 16 mph H 64%29.74 inHg

2:00 PM

Overcast

84° 💧 None 💨 17 mph H 58%29.68 inHg

3:00 PM

Mostly cloudy

85° 💧 None 💨 16 mph H 57%29.68 inHg

4:00 PM

Mostly cloudy

85° 💧 None 💨 17 mph H 56%29.65 inHg

5:00 PM

Mostly cloudy

85° 💧 None 💨 15 mph H 57%29.65 inHg

6:00 PM

Mostly cloudy

84° 💧 None 💨 13 mph H 59%29.62 inHg

7:00 PM

Mostly cloudy

82° 💧 None 💨 13 mph H 60%29.62 inHg

8:00 PM

Mostly cloudy night

81° 💧 None 💨 13 mph H 58%29.65 inHg

9:00 PM

Mostly cloudy night

80° 💧 0.001 in 💨 14 mph H 56%29.65 inHg

10:00 PM

Clear night

78° 💧 None 💨 14 mph H 62%29.68 inHg

11:00 PM

Strong thunderstorm

76° 💧 0.001 in 💨 10 mph H 68%29.71 inHg

Tomorrow

12:00 AM

Clear night

74° 💧 None 💨 8 mph H 77%29.74 inHg

1:00 AM

Clear night

73° 💧 None 💨 8 mph H 83%29.74 inHg

2:00 AM

Clear night

72° 💧 None 💨 6 mph H 86%29.77 inHg

3:00 AM

Clear night

70° 💧 None 💨 5 mph H 81%29.80 inHg

4:00 AM

Clear night

69° 💧 None 💨 7 mph H 81%29.80 inHg

5:00 AM

Clear night

68° 💧 None 💨 8 mph H 84%29.83 inHg

6:00 AM

Clear night

67° 💧 None 💨 11 mph H 84%29.85 inHg

7:00 AM

Partly cloudy night

66° 💧 None 💨 10 mph H 82%29.88 inHg

8:00 AM

Partly cloudy

66° 💧 None 💨 11 mph H 70%29.91 inHg

9:00 AM

Sunny

67° 💧 None 💨 10 mph H 61%29.94 inHg

10:00 AM

Sunny

68° 💧 None 💨 9 mph H 58%29.97 inHg

11:00 AM

Partly cloudy

70° 💧 None 💨 8 mph H 54%30.00 inHg

12:00 PM

Sunny

72° 💧 None 💨 7 mph H 50%30.03 inHg

1:00 PM

Mostly sunny

73° 💧 None 💨 7 mph H 46%30.00 inHg

2:00 PM

Mostly sunny

74° 💧 None 💨 7 mph H 45%30.00 inHg

3:00 PM

Light thunderstorms

74° 💧 0.020 in 💨 9 mph H 50%30.00 inHg

4:00 PM

Sunny

74° 💧 0.004 in 💨 5 mph H 49%30.00 inHg

5:00 PM

Mostly sunny

75° 💧 None 💨 5 mph H 47%30.00 inHg

6:00 PM

Partly cloudy

74° 💧 None 💨 7 mph H 49%29.97 inHg

7:00 PM

Mostly sunny

71° 💧 None 💨 2 mph H 63%30.00 inHg

8:00 PM

Mostly clear night

68° 💧 None 💨 2 mph H 65%30.00 inHg

9:00 PM

Overcast night

66° 💧 None 💨 3 mph H 67%30.00 inHg

10:00 PM

Mostly cloudy night

64° 💧 None 💨 3 mph H 67%30.03 inHg

11:00 PM

Mostly cloudy night

63° 💧 None 💨 3 mph H 70%30.06 inHg

Sunday

12:00 AM

Mostly cloudy night

62° 💧 None 💨 3 mph H 73%30.03 inHg

1:00 AM

Mostly cloudy night

61° 💧 None 💨 1 mph H 73%30.03 inHg

2:00 AM

Mostly cloudy night

60° 💧 None 💨 2 mph H 76%30.03 inHg

3:00 AM

Mostly cloudy night

59° 💧 None 💨 3 mph H 77%30.03 inHg

4:00 AM

Overcast night

59° 💧 None 💨 3 mph H 80%30.03 inHg

5:00 AM

Overcast night

61° 💧 None 💨 4 mph H 76%30.03 inHg

6:00 AM

Overcast night

62° 💧 None 💨 6 mph H 74%30.00 inHg

7:00 AM

Overcast night

63° 💧 None 💨 8 mph H 69%30.00 inHg

4:00 PM

Overcast

62° 💧 None 💨 15 mph H 81%30.06 inHg

7:00 PM

Mostly sunny

61° 💧 None 💨 12 mph H 80%30.03 inHg

10:00 PM

Light rain

60° 💧 None 💨 12 mph H 82%30.09 inHg

Monday

1:00 AM

Overcast night

59° 💧 None 💨 12 mph H 86%30.06 inHg

4:00 AM

Overcast night

59° 💧 None 💨 15 mph H 84%30.00 inHg

7:00 AM

Light rain

58° 💧 None 💨 16 mph H 88%29.94 inHg

10:00 AM

Overcast

63° 💧 None 💨 14 mph H 87%29.85 inHg

1:00 PM

Light rain

71° 💧 None 💨 15 mph H 84%29.77 inHg

4:00 PM

Mostly cloudy

81° 💧 None 💨 10 mph H 79%29.65 inHg

7:00 PM

Moderate rain

77° 💧 None 💨 14 mph H 90%29.71 inHg

10:00 PM

Partly cloudy night

71° 💧 None 💨 6 mph H 96%29.80 inHg

Tuesday

1:00 AM

Mostly cloudy night

70° 💧 None 💨 6 mph H 96%29.91 inHg

4:00 AM

Mostly cloudy night

65° 💧 None 💨 7 mph H 94%29.91 inHg

7:00 AM

Overcast night

63° 💧 None 💨 5 mph H 92%30.00 inHg

10:00 AM

Overcast

65° 💧 None 💨 6 mph H 88%30.06 inHg

1:00 PM

Overcast

69° 💧 None 💨 10 mph H 61%30.12 inHg

4:00 PM

Overcast

66° 💧 None 💨 11 mph H 61%30.15 inHg

7:00 PM

Overcast

63° 💧 None 💨 9 mph H 67%30.15 inHg

10:00 PM

Mostly clear night

60° 💧 None 💨 8 mph H 71%30.24 inHg

Wednesday

1:00 AM

Mostly cloudy night

56° 💧 None 💨 6 mph H 72%30.27 inHg

4:00 AM

Mostly cloudy night

54° 💧 None 💨 6 mph H 80%30.27 inHg

7:00 AM

Overcast night

54° 💧 None 💨 7 mph H 82%30.30 inHg

10:00 AM

Overcast

61° 💧 None 💨 8 mph H 73%30.33 inHg

1:00 PM

Overcast

66° 💧 None 💨 7 mph H 66%30.33 inHg

7:00 PM

Overcast

67° 💧 None 💨 8 mph H 77%30.15 inHg

Thursday

1:00 AM

Overcast night

69° 💧 None 💨 6 mph H 84%30.06 inHg

7:00 AM

Overcast night

68° 💧 None 💨 6 mph H 94%30.09 inHg

1:00 PM

Mostly cloudy

65° 💧 None 💨 3 mph H 100%30.09 inHg

7:00 PM

Overcast

77° 💧 None 💨 8 mph H 77%30.18 inHg

Friday

1:00 AM

Mostly cloudy night

73° 💧 None 💨 8 mph H 77%30.18 inHg

7:00 AM

Overcast night

63° 💧 None 💨 10 mph H 69%30.30 inHg

1:00 PM

Overcast

60° 💧 None 💨 7 mph H 68%30.27 inHg

7:00 PM

Moderate rain

60° 💧 None 💨 7 mph H 89%30.21 inHg

Saturday

1:00 AM

Overcast night

62° 💧 None 💨 9 mph H 95%30.06 inHg

7:00 AM

Overcast night

63° 💧 None 💨 6 mph H 94%29.97 inHg

1:00 PM

Overcast

61° 💧 None 💨 6 mph H 97%29.94 inHg

7:00 PM

Overcast

62° 💧 None 💨 13 mph H 78%30.03 inHg

Sunday

1:00 AM

Clear night

60° 💧 None 💨 10 mph H 67%30.06 inHg

7:00 AM

Clear night

53° 💧 None 💨 5 mph H 86%30.15 inHg

1:00 PM

Sunny

51° 💧 None 💨 8 mph H 84%30.24 inHg

7:00 PM

Sunny

65° 💧 None 💨 7 mph H 50%30.27 inHg

Monday

1:00 AM

Clear night

60° 💧 None 💨 3 mph H 70%30.24 inHg

7:00 AM

Mostly cloudy night

52° 💧 None 💨 6 mph H 78%30.27 inHg

1:00 PM

Overcast

48° 💧 None 💨 7 mph H 85%30.30 inHg

7:00 PM

Overcast

62° 💧 None 💨 11 mph H 57%30.27 inHg

Tuesday

1:00 AM

Overcast night

60° 💧 None 💨 7 mph H 70%30.21 inHg

7:00 AM

Mostly cloudy night

57° 💧 None 💨 11 mph H 79%30.24 inHg

1:00 PM

Overcast

54° 💧 None 💨 11 mph H 78%30.27 inHg

7:00 PM

Partly cloudy

62° 💧 None 💨 11 mph H 65%30.27 inHg

Wednesday

1:00 AM

Mostly clear night

62° 💧 None 💨 9 mph H 64%30.24 inHg

7:00 AM

Clear night

54° 💧 None 💨 10 mph H 87%30.33 inHg

1:00 PM

Sunny

50° 💧 None 💨 8 mph H 91%30.36 inHg

7:00 PM

Partly cloudy

65° 💧 None 💨 12 mph H 61%30.33 inHg

Thursday

1:00 AM

Clear night

61° 💧 None 💨 7 mph H 69%30.27 inHg

7:00 AM

Mostly clear night

54° 💧 None 💨 9 mph H 86%30.33 inHg

1:00 PM

Sunny

50° 💧 None 💨 7 mph H 94%30.36 inHg

7:00 PM

Overcast

66° 💧 None 💨 9 mph H 64%30.36 inHg

Friday

1:00 AM

Mostly cloudy night

63° 💧 None 💨 7 mph H 74%30.30 inHg

7:00 AM

Mostly cloudy night

55° 💧 None 💨 7 mph H 92%30.33 inHg

1:00 PM

Sunny

50° 💧 None 💨 5 mph H 96%30.39 inHg

In Sergeant Bluff and, more broadly, across the state of Iowa: The evening will be mostly sunny with just a few clouds passing through. Temperatures will remain mild to warm, ranging from around 76 to 80 degrees Fahrenheit. Light southeast winds are expected, with speeds up to 7 mph and occasional gusts of the same strength. No rain is anticipated during this time, so the weather should stay clear and pleasant into the early night hours. Overall, it looks like a calm and comfortable evening.

15-Day Weather Outlook for Sergeant Bluff

TomorrowTomorrow

Strong thunderstorm 82°/66° 💧 None 💨 14 mph

Sunday, Sep 13Sun Sep 13

Overcast 71°/59° 💧 0.810 in 💨 15 mph

Monday, Sep 14Mon Sep 14

Light rain 81°/58° 💧 0.192 in 💨 16 mph

Tuesday, Sep 15Tue Sep 15

Moderate rain 77°/63° 💧 0.346 in 💨 14 mph

Wednesday, Sep 16Wed Sep 16

Overcast 66°/54° 💧 None 💨 9 mph

Thursday, Sep 17Thu Sep 17

Overcast 69°/65° 💧 0.178 in 💨 8 mph

Friday, Sep 18Fri Sep 18

Overcast 77°/60° 💧 0.008 in 💨 10 mph

Saturday, Sep 19Sat Sep 19

Moderate rain 63°/60° 💧 0.864 in 💨 9 mph

Sunday, Sep 20Sun Sep 20

Overcast 62°/51° 💧 0.038 in 💨 13 mph

Monday, Sep 21Mon Sep 21

Mostly cloudy 65°/48° 💧 None 💨 7 mph

Tuesday, Sep 22Tue Sep 22

Overcast 62°/54° 💧 0.010 in 💨 11 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 62°/50° 💧 None 💨 11 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 65°/50° 💧 None 💨 12 mph

Friday, Sep 25Fri Sep 25

Overcast 66°/50° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sergeant Bluff

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Sergeant Bluff

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 6:00 AM

PM2.5 Fine particles Good 5,5µg/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 5,8µg/m³

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

O₃ Ozone Fair 66,9µg/m³

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

NO₂ Nitrogen dioxide Good 1,5µg/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 Sergeant Bluff

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 6,6High 🙂Fair

Tomorrow UV 6,1High 🙂Fair

Sunday UV 3,0Moderate 😊Good

Monday UV 5,4Moderate 🙂Fair

Tuesday UV 5,0Moderate 😊Good

Wednesday UV 4,0Moderate —Unavailable

Thursday UV 6,0High —Unavailable

Hourly UV index today

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

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

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 Sergeant Bluff

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SERGEANT BLUFF, IOWA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

99/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:19 PM–5:26 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 87° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min81%

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 Sergeant Bluff were last refreshed today at 12:40 AM. The current forecast period extends through 13/09/2026 at 3:00 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.