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Current weather in Marcus is overcast clouds.

Where can I find the hourly weather forecast for Marcus?

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

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

Now · 11:43 AM

Marcus Weather & Hourly Forecast

United States · Iowa · 51035

63°F

Overcast

Feels like: 57°F

💧 Humidity 79% 🌡 Pressure 30.06 inHg 💨 Wind 14 mph 👁 Visibility 23.2 mi ☁ Clouds 100% ☀️ UV index 1.7 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Marcus

Today

12:00 PM

Overcast

63° 💧 0.002 in 💨 14 mph H 79%30.06 inHg

3:00 PM

Overcast

64° 💧 0.008 in 💨 12 mph H 76%30.06 inHg

6:00 PM

Light rain

63° 💧 0.198 in 💨 10 mph H 81%30.06 inHg

9:00 PM

Thunderstorms

60° 💧 0.275 in 💨 10 mph H 90%30.09 inHg

Tomorrow

12:00 AM

Light rain

59° 💧 0.161 in 💨 8 mph H 93%30.12 inHg

3:00 AM

Light rain

58° 💧 0.042 in 💨 10 mph H 94%30.12 inHg

6:00 AM

Light rain

57° 💧 0.018 in 💨 10 mph H 94%30.12 inHg

9:00 AM

Light rain

56° 💧 0.016 in 💨 11 mph H 92%30.18 inHg

12:00 PM

Light rain

58° 💧 0.169 in 💨 10 mph H 87%30.18 inHg

3:00 PM

Light rain

58° 💧 0.049 in 💨 9 mph H 87%30.18 inHg

6:00 PM

Overcast

57° 💧 0.003 in 💨 11 mph H 86%30.18 inHg

9:00 PM

Overcast night

55° 💧 0.005 in 💨 9 mph H 89%30.21 inHg

Tuesday

12:00 AM

Overcast night

54° 💧 0.005 in 💨 8 mph H 91%30.24 inHg

3:00 AM

Overcast night

54° 💧 0.000 in 💨 7 mph H 91%30.27 inHg

6:00 AM

Mostly cloudy night

53° 💧 None 💨 7 mph H 90%30.27 inHg

9:00 AM

Partly cloudy

55° 💧 None 💨 7 mph H 85%30.30 inHg

Today

12:00 PM

Overcast

63° 💧 0.000 in 💨 14 mph H 79%30.06 inHg

1:00 PM

Overcast

64° 💧 0.000 in 💨 14 mph H 79%30.06 inHg

2:00 PM

Overcast

64° 💧 0.001 in 💨 13 mph H 79%30.06 inHg

3:00 PM

Overcast

64° 💧 None 💨 12 mph H 76%30.06 inHg

4:00 PM

Overcast

64° 💧 0.001 in 💨 10 mph H 76%30.06 inHg

5:00 PM

Light rain

64° 💧 0.007 in 💨 8 mph H 78%30.06 inHg

6:00 PM

Light rain

63° 💧 0.019 in 💨 10 mph H 81%30.06 inHg

7:00 PM

Light thunderstorms

62° 💧 0.040 in 💨 10 mph H 86%30.06 inHg

8:00 PM

Moderate rain

61° 💧 0.138 in 💨 9 mph H 88%30.06 inHg

9:00 PM

Thunderstorms

60° 💧 0.190 in 💨 10 mph H 90%30.09 inHg

10:00 PM

Light rain

60° 💧 0.065 in 💨 11 mph H 91%30.12 inHg

11:00 PM

Light rain

59° 💧 0.020 in 💨 10 mph H 92%30.12 inHg

Tomorrow

12:00 AM

Light rain

59° 💧 0.092 in 💨 8 mph H 93%30.12 inHg

1:00 AM

Light rain

59° 💧 0.048 in 💨 9 mph H 93%30.12 inHg

2:00 AM

Light rain

59° 💧 0.022 in 💨 10 mph H 94%30.12 inHg

3:00 AM

Light rain

58° 💧 0.020 in 💨 10 mph H 94%30.12 inHg

4:00 AM

Light rain

58° 💧 0.013 in 💨 10 mph H 94%30.12 inHg

5:00 AM

Light rain

58° 💧 0.009 in 💨 10 mph H 94%30.12 inHg

6:00 AM

Light rain

57° 💧 0.007 in 💨 10 mph H 94%30.12 inHg

7:00 AM

Light rain

57° 💧 0.006 in 💨 10 mph H 94%30.15 inHg

8:00 AM

Light rain

56° 💧 0.005 in 💨 11 mph H 94%30.15 inHg

9:00 AM

Light rain

56° 💧 0.004 in 💨 11 mph H 92%30.18 inHg

10:00 AM

Overcast

56° 💧 0.004 in 💨 9 mph H 91%30.18 inHg

11:00 AM

Light rain

57° 💧 0.008 in 💨 10 mph H 89%30.18 inHg

12:00 PM

Light rain

58° 💧 0.044 in 💨 10 mph H 87%30.18 inHg

1:00 PM

Light rain

57° 💧 0.076 in 💨 10 mph H 88%30.18 inHg

2:00 PM

Light rain

58° 💧 0.049 in 💨 9 mph H 87%30.18 inHg

3:00 PM

Light rain

58° 💧 0.030 in 💨 9 mph H 87%30.18 inHg

4:00 PM

Light rain

58° 💧 0.014 in 💨 10 mph H 86%30.18 inHg

5:00 PM

Light rain

57° 💧 0.005 in 💨 10 mph H 86%30.18 inHg

6:00 PM

Overcast

57° 💧 0.002 in 💨 11 mph H 86%30.18 inHg

7:00 PM

Overcast

56° 💧 0.001 in 💨 10 mph H 87%30.18 inHg

8:00 PM

Overcast night

55° 💧 0.001 in 💨 10 mph H 89%30.21 inHg

9:00 PM

Overcast night

55° 💧 0.001 in 💨 9 mph H 89%30.21 inHg

10:00 PM

Overcast night

54° 💧 0.002 in 💨 9 mph H 90%30.24 inHg

11:00 PM

Overcast night

54° 💧 0.002 in 💨 8 mph H 90%30.24 inHg

Tuesday

12:00 AM

Overcast night

54° 💧 0.003 in 💨 8 mph H 91%30.24 inHg

1:00 AM

Overcast night

54° 💧 0.001 in 💨 8 mph H 91%30.27 inHg

2:00 AM

Overcast night

54° 💧 0.001 in 💨 7 mph H 91%30.27 inHg

3:00 AM

Overcast night

54° 💧 0.000 in 💨 7 mph H 91%30.27 inHg

4:00 AM

Mostly cloudy night

54° 💧 None 💨 7 mph H 91%30.27 inHg

5:00 AM

Mostly cloudy night

54° 💧 None 💨 7 mph H 91%30.27 inHg

6:00 AM

Mostly cloudy night

53° 💧 None 💨 7 mph H 90%30.27 inHg

7:00 AM

Partly cloudy night

53° 💧 None 💨 7 mph H 89%30.30 inHg

8:00 AM

Mostly cloudy

53° 💧 None 💨 7 mph H 89%30.30 inHg

9:00 AM

Partly cloudy

55° 💧 None 💨 7 mph H 85%30.30 inHg

10:00 AM

Mostly sunny

57° 💧 None 💨 8 mph H 80%30.30 inHg

11:00 AM

Mostly sunny

60° 💧 None 💨 9 mph H 73%30.33 inHg

12:00 PM

Partly cloudy

62° 💧 None 💨 9 mph H 68%30.30 inHg

1:00 PM

Mostly cloudy

63° 💧 0.001 in 💨 9 mph H 66%30.30 inHg

2:00 PM

Mostly cloudy

63° 💧 0.001 in 💨 9 mph H 63%30.27 inHg

3:00 PM

Overcast

64° 💧 None 💨 8 mph H 62%30.27 inHg

4:00 PM

Overcast

63° 💧 None 💨 8 mph H 61%30.24 inHg

5:00 PM

Overcast

63° 💧 None 💨 9 mph H 60%30.24 inHg

6:00 PM

Overcast

62° 💧 None 💨 8 mph H 64%30.24 inHg

7:00 PM

Mostly cloudy

60° 💧 None 💨 6 mph H 71%30.24 inHg

Wednesday

4:00 AM

Mostly cloudy night

55° 💧 None 💨 8 mph H 81%30.30 inHg

7:00 AM

Overcast night

53° 💧 None 💨 6 mph H 87%30.33 inHg

10:00 AM

Overcast

57° 💧 None 💨 8 mph H 82%30.33 inHg

1:00 PM

Overcast

63° 💧 None 💨 12 mph H 68%30.30 inHg

4:00 PM

Overcast

64° 💧 None 💨 12 mph H 67%30.24 inHg

7:00 PM

Partly cloudy

61° 💧 None 💨 10 mph H 75%30.21 inHg

10:00 PM

Overcast night

59° 💧 None 💨 9 mph H 77%30.24 inHg

Thursday

1:00 AM

Overcast night

58° 💧 None 💨 11 mph H 80%30.21 inHg

4:00 AM

Moderate rain

57° 💧 None 💨 9 mph H 85%30.21 inHg

7:00 AM

Light rain

56° 💧 None 💨 11 mph H 93%30.18 inHg

10:00 AM

Overcast

59° 💧 None 💨 10 mph H 91%30.21 inHg

1:00 PM

Overcast

65° 💧 None 💨 13 mph H 76%30.18 inHg

4:00 PM

Overcast

64° 💧 None 💨 11 mph H 81%30.15 inHg

7:00 PM

Overcast

63° 💧 None 💨 7 mph H 87%30.15 inHg

10:00 PM

Overcast night

62° 💧 None 💨 7 mph H 89%30.18 inHg

Friday

1:00 AM

Overcast night

60° 💧 None 💨 7 mph H 93%30.21 inHg

4:00 AM

Overcast night

59° 💧 None 💨 6 mph H 94%30.18 inHg

7:00 AM

Overcast night

59° 💧 None 💨 8 mph H 94%30.18 inHg

10:00 AM

Overcast

61° 💧 None 💨 12 mph H 88%30.18 inHg

1:00 PM

Overcast

64° 💧 None 💨 13 mph H 81%30.15 inHg

4:00 PM

Light rain

62° 💧 None 💨 11 mph H 92%30.06 inHg

7:00 PM

Light rain

62° 💧 None 💨 15 mph H 93%30.00 inHg

10:00 PM

Light rain

61° 💧 None 💨 14 mph H 94%29.97 inHg

Saturday

1:00 AM

Moderate rain

61° 💧 None 💨 14 mph H 95%29.94 inHg

7:00 AM

Overcast night

61° 💧 None 💨 11 mph H 95%30.03 inHg

1:00 PM

Light rain

59° 💧 None 💨 10 mph H 97%29.97 inHg

7:00 PM

Overcast

63° 💧 None 💨 9 mph H 86%29.97 inHg

Sunday

1:00 AM

Overcast night

63° 💧 None 💨 7 mph H 88%29.97 inHg

7:00 AM

Overcast night

60° 💧 None 💨 4 mph H 95%30.03 inHg

1:00 PM

Overcast

59° 💧 None 💨 5 mph H 98%30.06 inHg

7:00 PM

Mostly cloudy

69° 💧 None 💨 4 mph H 73%30.09 inHg

Monday

1:00 AM

Overcast night

67° 💧 None 💨 5 mph H 76%30.00 inHg

7:00 AM

Overcast night

62° 💧 None 💨 8 mph H 89%30.00 inHg

1:00 PM

Overcast

59° 💧 None 💨 9 mph H 94%29.97 inHg

7:00 PM

Overcast

66° 💧 None 💨 15 mph H 71%29.91 inHg

Tuesday

1:00 AM

Overcast night

67° 💧 None 💨 12 mph H 72%29.77 inHg

7:00 AM

Moderate rain

61° 💧 None 💨 13 mph H 89%29.71 inHg

1:00 PM

Light rain

60° 💧 None 💨 4 mph H 95%29.68 inHg

7:00 PM

Overcast

67° 💧 None 💨 11 mph H 80%29.74 inHg

Wednesday

1:00 AM

Clear night

63° 💧 None 💨 9 mph H 66%29.80 inHg

7:00 AM

Clear night

53° 💧 None 💨 8 mph H 89%29.88 inHg

1:00 PM

Mostly sunny

50° 💧 None 💨 7 mph H 93%29.94 inHg

7:00 PM

Mostly sunny

67° 💧 None 💨 4 mph H 68%29.97 inHg

Thursday

1:00 AM

Overcast night

66° 💧 None 💨 5 mph H 79%29.97 inHg

7:00 AM

Mostly clear night

58° 💧 None 💨 4 mph H 95%30.06 inHg

1:00 PM

Partly cloudy

55° 💧 None 💨 6 mph H 93%30.12 inHg

7:00 PM

Overcast

71° 💧 None 💨 7 mph H 67%30.15 inHg

Friday

1:00 AM

Mostly clear night

68° 💧 None 💨 6 mph H 75%30.09 inHg

7:00 AM

Clear night

61° 💧 None 💨 7 mph H 90%30.15 inHg

1:00 PM

Sunny

58° 💧 None 💨 7 mph H 96%30.12 inHg

7:00 PM

Sunny

71° 💧 None 💨 11 mph H 67%30.06 inHg

Saturday

1:00 AM

Mostly cloudy night

70° 💧 None 💨 12 mph H 71%29.94 inHg

7:00 AM

Partly cloudy night

65° 💧 None 💨 12 mph H 85%29.91 inHg

1:00 PM

Overcast

64° 💧 None 💨 8 mph H 92%29.85 inHg

7:00 PM

Light rain

74° 💧 None 💨 14 mph H 72%29.77 inHg

Sunday

1:00 AM

Moderate rain

58° 💧 None 💨 11 mph H 91%29.83 inHg

7:00 AM

Clear night

53° 💧 None 💨 10 mph H 76%29.91 inHg

1:00 PM

Sunny

47° 💧 None 💨 7 mph H 84%30.03 inHg

7:00 PM

Sunny

66° 💧 None 💨 8 mph H 42%30.03 inHg

Monday

1:00 AM

Clear night

62° 💧 None 💨 11 mph H 55%29.91 inHg

In Marcus and, more broadly, across the state of Iowa: The rest of the day will feature mostly cloudy skies with mild temperatures ranging from 60 to 65 degrees Fahrenheit. There is a high likelihood of rain, with total accumulation expected to be around 0.58 inches. The rain could be steady at times, especially during the afternoon. Winds will be coming from the northeast at speeds up to 18 mph, with gusts reaching as high as 32 mph. Motorists should be prepared for potentially wet conditions and some breezy intervals. Overall, it appears to be a rather damp and breezy afternoon, so plan accordingly if you'll be outdoors. Temperatures are expected to remain steady throughout the rest of the day, providing a relatively mild but wet environment.

15-Day Weather Outlook for Marcus

TomorrowTomorrow

Overcast 59°/54° 💧 None 💨 11 mph

Tuesday, Sep 22Tue Sep 22

Overcast 64°/53° 💧 None 💨 9 mph

Wednesday, Sep 23Wed Sep 23

Overcast 64°/53° 💧 1.107 in 💨 12 mph

Thursday, Sep 24Thu Sep 24

Moderate rain 65°/56° 💧 0.476 in 💨 13 mph

Friday, Sep 25Fri Sep 25

Light rain 64°/59° 💧 0.275 in 💨 15 mph

Saturday, Sep 26Sat Sep 26

Moderate rain 63°/59° 💧 0.545 in 💨 14 mph

Sunday, Sep 27Sun Sep 27

Overcast 69°/59° 💧 0.006 in 💨 7 mph

Monday, Sep 28Mon Sep 28

Overcast 67°/59° 💧 0.008 in 💨 15 mph

Tuesday, Sep 29Tue Sep 29

Moderate rain 67°/60° 💧 1.322 in 💨 13 mph

Wednesday, Sep 30Wed Sep 30

Mostly sunny 67°/50° 💧 0.002 in 💨 9 mph

Thursday, Oct 1Thu Oct 1

Overcast 71°/55° 💧 0.001 in 💨 7 mph

Friday, Oct 2Fri Oct 2

Mostly sunny 71°/58° 💧 0.001 in 💨 11 mph

Saturday, Oct 3Sat Oct 3

Light rain 74°/64° 💧 0.071 in 💨 14 mph

Sunday, Oct 4Sun Oct 4

Moderate rain 66°/47° 💧 0.408 in 💨 11 mph

Monday, Oct 5Mon Oct 5

Sunny 62°/62° 💧 None 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Marcus

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Marcus

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 12:00 PM

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 1,9µg/m³

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

O₃ Ozone Good 39,2µg/m³

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

NO₂ Nitrogen dioxide Good 3,0µg/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 Marcus

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 3,3Moderate 😊Good

Tomorrow UV 0,5Low 🙂Fair

Tuesday UV 4,9Moderate 🙂Fair

Wednesday UV 5,6Moderate 🙂Fair

Thursday UV 3,0Moderate 🙂Fair

Friday UV 4,0Moderate —Unavailable

Saturday UV 6,0High —Unavailable

Hourly UV index today

12:00 PMUV 3,1 1:00 PMUV 3,3 2:00 PMUV 1,8 3:00 PMUV 1,5 4:00 PMUV 0,8 5:00 PMUV 0,3 6:00 PMUV 0,1 7:00 PMUV 0,0

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 Marcus

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MARCUS, IOWA

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

14/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 73% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 74° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

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

ACTIVE NOW

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 Marcus were last refreshed today at 11:43 AM. The current forecast period extends through 22/09/2026 at 9:00 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.