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Now · 11:50 AM

Sloan Weather & Hourly Forecast

United States · Iowa · 51055

Mostly sunny
81°F
Mostly sunny
Feels like: 78°F
💧 Humidity 66% 🌡 Pressure 29.80 inHg 💨 Wind 18 mph 👁 Visibility 23.6 mi Clouds 30% ☀️ UV index 3.9 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Sloan

Today
Mostly sunny · 12:00 PM Mostly sunny
81° 💧 None 💨 18 mph H 66%29.80 inHg
Mostly cloudy · 3:00 PM Mostly cloudy
86° 💧 None 💨 19 mph H 50%29.71 inHg
Mostly cloudy · 6:00 PM Mostly cloudy
84° 💧 None 💨 16 mph H 46%29.65 inHg
Overcast night · 9:00 PM Overcast night
79° 💧 0.004 in 💨 13 mph H 56%29.68 inHg
Tomorrow
Mostly clear night · 12:00 AM Mostly clear night
76° 💧 None 💨 8 mph H 70%29.71 inHg
Clear night · 3:00 AM Clear night
72° 💧 None 💨 9 mph H 69%29.80 inHg
Clear night · 6:00 AM Clear night
67° 💧 None 💨 13 mph H 68%29.85 inHg
Mostly sunny · 9:00 AM Mostly sunny
67° 💧 None 💨 10 mph H 52%29.94 inHg
Partly cloudy · 12:00 PM Partly cloudy
72° 💧 0.000 in 💨 8 mph H 46%30.03 inHg
Light rain · 3:00 PM Light rain
76° 💧 0.009 in 💨 7 mph H 39%29.97 inHg
Partly cloudy · 6:00 PM Partly cloudy
75° 💧 None 💨 6 mph H 40%29.97 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
68° 💧 None 💨 0 mph H 65%30.00 inHg
Sunday
Mostly cloudy night · 12:00 AM Mostly cloudy night
62° 💧 None 💨 2 mph H 78%30.03 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
59° 💧 None 💨 1 mph H 87%30.03 inHg
Overcast night · 6:00 AM Overcast night
60° 💧 0.001 in 💨 3 mph H 79%30.00 inHg
Light thunderstorms · 9:00 AM Light thunderstorms
61° 💧 0.107 in 💨 8 mph H 78%30.06 inHg

In Sloan and, more broadly, across the state of Iowa: Expect a mix of sun and clouds through the afternoon with temperatures ranging from the mid-60s to near 80 degrees. Winds will be coming from the south at around 15 mph, with gusts reaching up to 25 mph, providing a gentle breeze. No precipitation is anticipated, so outdoor plans should be suitable for the rest of the day. The weather will be mild to warm, making it comfortable for outdoor activities. While the sky will vary between sun and clouds, it should remain dry, allowing for a pleasant afternoon.

15-Day Weather Outlook for Sloan

TomorrowTomorrow Mostly cloudy Mostly cloudy 82°/65° 💧 None 💨 15 mph
Sunday, Sep 13Sun Sep 13 Light thunderstorms Light thunderstorms 73°/58° 💧 None 💨 13 mph
Monday, Sep 14Mon Sep 14 Moderate rain Moderate rain 77°/59° 💧 0.455 in 💨 14 mph
Tuesday, Sep 15Tue Sep 15 Light thunderstorms Light thunderstorms 76°/62° 💧 0.253 in 💨 14 mph
Wednesday, Sep 16Wed Sep 16 Mostly cloudy Mostly cloudy 70°/58° 💧 0.012 in 💨 8 mph
Thursday, Sep 17Thu Sep 17 Overcast Overcast 67°/59° 💧 0.459 in 💨 6 mph
Friday, Sep 18Fri Sep 18 Moderate rain Moderate rain 72°/64° 💧 0.315 in 💨 7 mph
Saturday, Sep 19Sat Sep 19 Heavy rain Heavy rain 70°/65° 💧 1.030 in 💨 8 mph
Sunday, Sep 20Sun Sep 20 Overcast Overcast 71°/50° 💧 0.008 in 💨 14 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 63°/47° 💧 None 💨 6 mph
Tuesday, Sep 22Tue Sep 22 Overcast Overcast 61°/55° 💧 None 💨 11 mph
Wednesday, Sep 23Wed Sep 23 Mostly cloudy Mostly cloudy 64°/54° 💧 None 💨 13 mph
Thursday, Sep 24Thu Sep 24 Mostly sunny Mostly sunny 73°/62° 💧 None 💨 11 mph
Friday, Sep 25Fri Sep 25 Mostly cloudy Mostly cloudy 77°/65° 💧 None 💨 12 mph
Saturday, Sep 26Sat Sep 26 Sunny Sunny 81°/78° 💧 None 💨 2 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sloan

Vertical axis: °F · Color based on temperature
Mostly sunny at 12:00 PM
81° Today 12:00 PM
Overcast at 1:00 PM
84° 1:00 PM
Overcast at 2:00 PM
85° 2:00 PM
Mostly cloudy at 3:00 PM
86° 3:00 PM
Overcast at 4:00 PM
86° Today 4:00 PM
Mostly cloudy at 5:00 PM
86° 5:00 PM
Mostly cloudy at 6:00 PM
84° 6:00 PM
Mostly cloudy at 7:00 PM
82° 7:00 PM
Overcast night at 8:00 PM
80° Today 8:00 PM
Overcast night at 9:00 PM
79° 9:00 PM
Mostly cloudy night at 10:00 PM
78° 10:00 PM
Partly cloudy night at 11:00 PM
77° 11:00 PM
Mostly clear night at 12:00 AM
76° Tomorrow 12:00 AM
Mostly clear night at 1:00 AM
75° 1:00 AM
Clear night at 2:00 AM
74° 2:00 AM
Clear night at 3:00 AM
72° 3:00 AM
Clear night at 4:00 AM
70° Tomorrow 4:00 AM
Clear night at 5:00 AM
69° 5:00 AM
Clear night at 6:00 AM
67° 6:00 AM
Clear night at 7:00 AM
66° 7:00 AM
Sunny at 8:00 AM
65° Tomorrow 8:00 AM
Mostly sunny at 9:00 AM
67° 9:00 AM
Sunny at 10:00 AM
69° 10:00 AM
Mostly sunny at 11:00 AM
71° 11:00 AM
Partly cloudy at 12:00 PM
72° Tomorrow 12:00 PM
Mostly sunny at 1:00 PM
74° 1:00 PM
Partly cloudy at 2:00 PM
76° 2:00 PM
Light rain at 3:00 PM
76° 3:00 PM
Sunny at 4:00 PM
77° Tomorrow 4:00 PM
Partly cloudy at 5:00 PM
77° 5:00 PM
Partly cloudy at 6:00 PM
75° 6:00 PM
Mostly sunny at 7:00 PM
73° 7:00 PM
Partly cloudy night at 8:00 PM
69° Tomorrow 8:00 PM
Mostly cloudy night at 9:00 PM
68° 9:00 PM
Overcast night at 10:00 PM
66° 10:00 PM
Mostly cloudy night at 11:00 PM
64° 11:00 PM
Mostly cloudy night at 12:00 AM
62° Sunday 12:00 AM
Mostly cloudy night at 1:00 AM
61° 1:00 AM
Mostly cloudy night at 2:00 AM
60° 2:00 AM
Mostly cloudy night at 3:00 AM
59° 3:00 AM
Overcast night at 4:00 AM
58° Sunday 4:00 AM
Mostly cloudy night at 5:00 AM
59° 5:00 AM
Overcast night at 6:00 AM
60° 6:00 AM
Overcast night at 7:00 AM
62° 7:00 AM
Overcast at 8:00 AM
63° Sunday 8:00 AM
Light thunderstorms at 9:00 AM
61° 9:00 AM
Light rain at 10:00 AM
61° 10:00 AM
Light rain at 11:00 AM
62° 11:00 AM
Light rain at 12:00 PM
62° Sunday 12:00 PM
Light thunderstorms at 1:00 PM
62° 1:00 PM
Light thunderstorms at 2:00 PM
63° 2:00 PM
Light rain at 3:00 PM
66° 3:00 PM
Mostly sunny at 4:00 PM
68° Sunday 4:00 PM
Sunny at 5:00 PM
68° 5:00 PM
Mostly sunny at 6:00 PM
66° 6:00 PM
Sunny at 7:00 PM
64° 7:00 PM
Overcast night at 4:00 AM
59° Monday 4:00 AM
Overcast night at 7:00 AM
60° 7:00 AM
Overcast at 10:00 AM
62° 10:00 AM
Moderate rain at 1:00 PM
70° 1:00 PM
Partly cloudy at 4:00 PM
77° Monday 4:00 PM
Light thunderstorms at 7:00 PM
76° 7:00 PM
Mostly cloudy night at 10:00 PM
71° 10:00 PM
Mostly cloudy night at 1:00 AM
68° 1:00 AM
Mostly cloudy night at 4:00 AM
66° Tuesday 4:00 AM
Overcast night at 7:00 AM
62° 7:00 AM
Overcast at 10:00 AM
64° 10:00 AM
Overcast at 1:00 PM
67° 1:00 PM
Partly cloudy at 4:00 PM
70° Tuesday 4:00 PM
Mostly cloudy at 7:00 PM
66° 7:00 PM
Mostly cloudy night at 10:00 PM
62° 10:00 PM
Partly cloudy night at 1:00 AM
59° 1:00 AM
Overcast night at 4:00 AM
58° Wednesday 4:00 AM
Overcast night at 7:00 AM
58° 7:00 AM
Mostly cloudy at 10:00 AM
62° 10:00 AM
Overcast at 1:00 PM
68° 1:00 PM
Mostly cloudy at 4:00 PM
70° Wednesday 4:00 PM
Sunny at 7:00 PM
67° 7:00 PM
Clear night at 10:00 PM
60° 10:00 PM
Overcast night at 1:00 AM
59° 1:00 AM
Mostly cloudy night at 7:00 AM
63° Thursday 7:00 AM
Mostly cloudy at 1:00 PM
59° 1:00 PM
Mostly cloudy at 7:00 PM
72° 7:00 PM
Overcast night at 1:00 AM
71° 1:00 AM
Overcast night at 7:00 AM
66° Friday 7:00 AM
Moderate rain at 1:00 PM
64° 1:00 PM
Heavy rain at 7:00 PM
67° 7:00 PM
Mostly cloudy night at 1:00 AM
70° 1:00 AM
Partly cloudy night at 7:00 AM
67° Saturday 7:00 AM
Overcast at 1:00 PM
65° 1:00 PM
Overcast at 7:00 PM
71° 7:00 PM
Clear night at 1:00 AM
66° 1:00 AM
Clear night at 7:00 AM
56° Sunday 7:00 AM
Sunny at 1:00 PM
50° 1:00 PM
Sunny at 7:00 PM
63° 7:00 PM
Clear night at 1:00 AM
60° 1:00 AM
Mostly clear night at 7:00 AM
50° Monday 7:00 AM
Overcast at 1:00 PM
47° 1:00 PM
Overcast at 7:00 PM
61° 7:00 PM
Overcast night at 1:00 AM
60° 1:00 AM
Overcast night at 7:00 AM
57° Tuesday 7:00 AM
Overcast at 1:00 PM
55° 1:00 PM
Mostly cloudy at 7:00 PM
64° 7:00 PM
Clear night at 1:00 AM
64° 1:00 AM
Clear night at 7:00 AM
57° Wednesday 7:00 AM
Sunny at 1:00 PM
54° 1:00 PM
Mostly sunny at 7:00 PM
73° 7:00 PM
Overcast night at 1:00 AM
72° 1:00 AM
Clear night at 7:00 AM
66° Thursday 7:00 AM
Mostly sunny at 1:00 PM
62° 1:00 PM
Mostly cloudy at 7:00 PM
77° 7:00 PM
Clear night at 1:00 AM
76° 1:00 AM
Clear night at 7:00 AM
69° Friday 7:00 AM
Sunny at 1:00 PM
65° 1:00 PM
Sunny at 7:00 PM
81° 7:00 PM
Clear night at 1:00 AM
78° 1:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Sloan

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 12:00 PM
PM2.5 Fine particles Good 3,1µg/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 3,3µg/m³

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

O₃ Ozone Fair 69,5µg/m³

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

NO₂ Nitrogen dioxide Good 0,8µg/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 Sloan

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 6,5High 🙂Fair
Tomorrow UV 6,1High 🙂Fair
Sunday UV 3,4Moderate 😊Good
Monday UV 5,8Moderate 🙂Fair
Tuesday UV 5,0Moderate 😊Good
Wednesday UV 4,0Moderate Unavailable
Thursday UV 5,0Moderate Unavailable
Hourly UV index today
12:00 PMUV 5,0 1:00 PMUV 6,5 2:00 PMUV 6,3 3:00 PMUV 4,9 4:00 PMUV 3,2 5:00 PMUV 1,7 6:00 PMUV 0,7 7:00 PMUV 0,1
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.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Sloan

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 12:00 PM 1:00 PM 2:00 PM 3:00 PM Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Sunday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Sunday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Sunday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Sunday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Sunday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Monday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Monday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Tuesday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Tuesday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Wednesday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Wednesday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Thursday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Friday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Saturday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Sunday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Monday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Tuesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Wednesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Thursday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Friday 7:00 AM 1:00 PM 7:00 PM 1:00 AM
Sustained wind Max gusts
NIGHT SKY · SLOAN, IOWA

Tonight's Stargazing & Shooting Stars

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

100/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:18 PM–5:26 AM
Cloud cover 0% 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.

Forecast data for Sloan were last refreshed today at 11:50 AM. The current forecast period extends through 13/09/2026 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.