Cass County, Michigan, United States

Last updated: 7:55 PM CDT  ·  Refresh
22°C
Feels like 23°
Partly Cloudy
▲ 27°  /  ▼ 19°
Wind
9 mph SSW
Humidity
90%
Dew Point
20°
Pressure
28.79 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
57%
Sunrise
6:32 AM
Sunset
9:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cass County is currently partly cloudy at 22°C. Precipitation is likely — peak probability 51% around 9 PM. Atmospheric instability is elevated (CAPE up to 830 J/kg) — isolated convective development possible. Sunrise: 6:32AM · Sunset: 9:07PM.

Alerts

No active alerts for this location.
50 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
31%
9 PM
23°
51%
10 PM
22°
50%
11 PM
23°
49%
12 AM
23°
48%
1 AM
23°
44%
2 AM
23°
27%
3 AM
22°
32%
4 AM
22°
6%
5 AM
20°
6%
6 AM
19°
6%
7 AM
19°
17%
8 AM
20°
17%
9 AM
21°
13%
10 AM
22°
13%
11 AM
23°
3%
12 PM
24°
3%
1 PM
26°
3%
2 PM
26°
3%
3 PM
24°
3%
4 PM
24°
3%
5 PM
24°
3%
6 PM
24°
3%
7 PM
23°
3%
7-Day Forecast
Tonight
27° 19°
Partly Cloudy with a 49% chance of rain.
Tue
28° 16°
Fog with a 27% chance of rain.
Wed
28° 14°
Clear.
Thu
28° 15°
Mostly Clear.
Fri
25° 19°
Partly Cloudy with a 29% chance of rain.
Sat
26° 17°
Rain, 82% chance.
Sun
27° 16°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 22° Partly Cloudy 31% 9 mph SSW 90%
9 PM 23° Partly Cloudy 51% 9 mph SSW 91%
10 PM 22° Partly Cloudy 50% 9 mph SSW 94%
11 PM 23° Partly Cloudy 49% 9 mph SW 93%
12 AM 23° Partly Cloudy 48% 9 mph SW 93%
1 AM 23° Mostly Cloudy 44% 9 mph WSW 92%
2 AM 23° Mostly Cloudy 27% 8 mph WNW 94%
3 AM 22° Haze 32% 8 mph NW 96%
4 AM 22° Mostly Cloudy 6% 10 mph NNW 98%
5 AM 20° Mostly Cloudy 6% 10 mph NNW 97%
6 AM 19° Mostly Cloudy 6% 10 mph NNW 96%
7 AM 19° Mostly Cloudy 17% 11 mph N 94%
8 AM 20° Fog 17% 11 mph N 91%
9 AM 21° Fog 13% 10 mph N 88%
10 AM 22° Fog 13% 10 mph N 85%
11 AM 23° Mostly Cloudy 3% 10 mph NNW 78%
12 PM 24° Mostly Cloudy 3% 10 mph NNW 71%
1 PM 26° Partly Cloudy 3% 11 mph NNW 63%
2 PM 26° Partly Cloudy 3% 12 mph NNW 61%
3 PM 24° Partly Cloudy 3% 13 mph NNW 62%
4 PM 24° Partly Cloudy 3% 15 mph NW 62%
5 PM 24° Partly Cloudy 3% 14 mph NW 64%
6 PM 24° Partly Cloudy 3% 13 mph NW 65%
7 PM 23° Mostly Clear 3% 12 mph NNW 67%
15-Day Forecast
Today
7/27
Partly Cloudy
49%
19°
27°
Tue
7/28
Fog
27%
16°
28°
Wed
7/29
Clear
3%
14°
28°
Thu
7/30
Mostly Clear
14%
15°
28°
Fri
7/31
Partly Cloudy
29%
19°
25°
Sat
8/1
Rain
82%
17°
26°
Sun
8/2
Clear
52%
16°
27°
Mon
8/3
Clear
17%
16°
28°
Tue
8/4
Drizzle
44%
18°
29°
Wed
8/5
Drizzle
51%
20°
30°
Thu
8/6
Drizzle
60%
19°
34°
Fri
8/7
Drizzle
60%
19°
34°
Sat
8/8
Drizzle
60%
19°
28°
Sun
8/9
Drizzle
90%
18°
27°
Mon
8/10
Drizzle
60%
18°
27°
50
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
50 AQI 9.0 µg/m³
O3
Ground-level ozone
48 AQI 53 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 50 Good 48 50
Wed 35 Good 35 23
Thu 39 Good 39 26
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Mon Jul 27, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE158 J/kg
MLCAPE1290 J/kg
MUCAPE1984 J/kg
SBCIN-479 J/kg
MLCIN0 J/kg
Lifted Index-0.7
Kinematics
0–6 km Shear58 kt
0–1 km Shear22 kt
Eff. Shear63 kt
0–1 km SRH176
0–3 km SRH149
Eff. SRH16
Storm Motion276° @ 34 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.3
STP (eff)0.0
Supercell1.1
K-Index42.7
Thermo & Levels
PWAT1.93 in
0–3 km LR4.0 °C/km
700–500 LR6.3 °C/km
Total Totals51.7
LCL955 hPa
LFC599 hPa
EL305 hPa
Freezing Lvl14,760 ft