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Now · 11:33 AM

Cassopolis Weather & Hourly Forecast

United States · Michigan · 49031

Light thunderstorms
71°F
Light thunderstorms
Feels like: 76°F
💧 Humidity 96% 🌡 Pressure 30.30 inHg 💨 Wind 5 mph 👁 Visibility 1.3 mi Clouds 100% ☀️ UV index 0.4 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Cassopolis

Today
Light thunderstorms · 12:00 PM Light thunderstorms
71° 💧 0.256 in 💨 5 mph H 96%30.30 inHg
Light rain · 3:00 PM Light rain
74° 💧 0.011 in 💨 4 mph H 91%30.27 inHg
Mostly cloudy · 6:00 PM Mostly cloudy
75° 💧 0.005 in 💨 7 mph H 89%30.21 inHg
Partly cloudy night · 9:00 PM Partly cloudy night
70° 💧 0.000 in 💨 6 mph H 97%30.24 inHg
Tomorrow
Mostly clear night · 12:00 AM Mostly clear night
70° 💧 None 💨 4 mph H 98%30.24 inHg
Light thunderstorms · 3:00 AM Light thunderstorms
70° 💧 0.194 in 💨 6 mph H 99%30.15 inHg
Light rain · 6:00 AM Light rain
69° 💧 0.367 in 💨 4 mph H 99%30.18 inHg
Thunderstorms · 9:00 AM Thunderstorms
69° 💧 0.281 in 💨 1 mph H 98%30.21 inHg
Overcast · 12:00 PM Overcast
74° 💧 0.002 in 💨 4 mph H 92%30.21 inHg
Overcast · 3:00 PM Overcast
78° 💧 0.002 in 💨 7 mph H 75%30.18 inHg
Mostly cloudy · 6:00 PM Mostly cloudy
76° 💧 0.000 in 💨 6 mph H 77%30.15 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
70° 💧 None 💨 5 mph H 90%30.18 inHg
Friday
Mostly cloudy night · 12:00 AM Mostly cloudy night
68° 💧 None 💨 5 mph H 87%30.21 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
63° 💧 None 💨 5 mph H 91%30.24 inHg
Clear night · 6:00 AM Clear night
60° 💧 None 💨 6 mph H 88%30.24 inHg
Sunny · 9:00 AM Sunny
62° 💧 None 💨 7 mph H 82%30.30 inHg

In Cassopolis and, more broadly, across the state of Michigan: This morning will start with mostly cloudy skies and mild temperatures ranging from 59 to 68 degrees Fahrenheit. Light east winds will blow at around 7 mph, with gusts reaching up to 14 mph. As the day progresses into the afternoon, skies will remain mostly cloudy, and there could be a small chance of rain, with an accumulation of about 0.03 inches. Temperatures are expected to stay steady within the mild range. The wind will continue to be light, generally from the east, with occasional gusts. Overall, it will be a fairly calm day with some clouds and the possibility of light rain later on.

15-Day Weather Outlook for Cassopolis

TomorrowTomorrow Light thunderstorms Light thunderstorms 79°/68° 💧 None 💨 7 mph
Friday, Sep 18Fri Sep 18 Mostly cloudy Mostly cloudy 73°/59° 💧 None 💨 10 mph
Saturday, Sep 19Sat Sep 19 Light thunderstorms Light thunderstorms 81°/61° 💧 1.981 in 💨 13 mph
Sunday, Sep 20Sun Sep 20 Light rain Light rain 69°/60° 💧 0.116 in 💨 13 mph
Monday, Sep 21Mon Sep 21 Moderate rain Moderate rain 60°/56° 💧 0.703 in 💨 15 mph
Tuesday, Sep 22Tue Sep 22 Heavy rain Heavy rain 62°/54° 💧 0.564 in 💨 13 mph
Wednesday, Sep 23Wed Sep 23 Overcast Overcast 72°/59° 💧 0.017 in 💨 10 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 76°/63° 💧 0.008 in 💨 7 mph
Friday, Sep 25Fri Sep 25 Light rain Light rain 73°/68° 💧 0.376 in 💨 10 mph
Saturday, Sep 26Sat Sep 26 Light rain Light rain 74°/63° 💧 0.051 in 💨 7 mph
Sunday, Sep 27Sun Sep 27 Partly cloudy Partly cloudy 72°/59° 💧 0.015 in 💨 7 mph
Monday, Sep 28Mon Sep 28 Overcast Overcast 73°/56° 💧 0.004 in 💨 5 mph
Tuesday, Sep 29Tue Sep 29 Partly cloudy Partly cloudy 72°/55° 💧 None 💨 6 mph
Wednesday, Sep 30Wed Sep 30 Mostly sunny Mostly sunny 74°/55° 💧 None 💨 4 mph
Thursday, Oct 1Thu Oct 1 Sunny Sunny 65°/65° 💧 None 💨 2 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Cassopolis

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

AIR QUALITY FORECAST

Air Quality Forecast for Cassopolis

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 12:00 PM
PM2.5 Fine particles Good 9,4µg/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 9,7µg/m³

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

O₃ Ozone Good 54,8µg/m³

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

NO₂ Nitrogen dioxide Good 3,8µg/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 Cassopolis

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 4,3Moderate 😊Good
Tomorrow UV 3,9Moderate 🙂Fair
Friday UV 4,9Moderate 😐Moderate
Saturday UV 3,2Moderate 🙂Fair
Sunday UV 4,0Moderate 😊Good
Monday UV 5,0Moderate Unavailable
Tuesday UV 6,0High Unavailable
Hourly UV index today
12:00 PMUV 1,0 1:00 PMUV 2,4 2:00 PMUV 4,3 3:00 PMUV 2,9 4:00 PMUV 1,5 5:00 PMUV 1,5 6:00 PMUV 0,8 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 Cassopolis

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 Friday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Friday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Friday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Friday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Friday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Friday 8:00 PM 5:00 AM 8:00 AM 11:00 AM Saturday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Sunday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Sunday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Monday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Monday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Tuesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Wednesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Thursday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Friday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Saturday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Sunday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Monday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Tuesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Wednesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Thursday 2:00 AM
Sustained wind Max gusts
NIGHT SKY · CASSOPOLIS, MICHIGAN

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

76/100Best-hour score
BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 9:26 PM–5:52 AM
Cloud cover 25% Real hourly forecast for the best viewing hour.
Moonlight 29% Waxing Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 33° high at the best hour.
Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min50%
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 Cassopolis were last refreshed today at 11:33 AM. The current forecast period extends through 18/09/2026 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.