Heat Advisory — Mason, MI, Lake, MI, Osceola, MI, Clare, MI, Oceana, MI, Newaygo, MI, Mecosta, MI, Isabella, MI, Muskegon, MI, Montcalm, MI, Gratiot, MI, Ottawa, MI, Kent, MI, Ionia, MI, Clinton, MI, Allegan, MI, Barry, MI, Eaton, MI, Ingham, MI, Van Buren, MI, Kalamazoo, MI, Calhoun, MI, Jackson, MI 7:00 PM

Isabella County, Michigan, United States

Last updated: 6:42 PM CDT  ·  Refresh
30°C
Feels like 31°
Partly Cloudy
▲ 34°  /  ▼ 17°
Wind
10 mph N
Humidity
47%
Dew Point
18°
Pressure
29.11 inHg
Visibility
4 mi
UV Index
3.6
Cloud Cover
33%
Sunrise
6:11 AM
Sunset
9:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Isabella County is currently partly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 818 J/kg) — isolated convective development possible. Sunrise: 6:11AM · Sunset: 9:18PM.

Alerts

Heat Advisory
Mason, MI, Lake, MI, Osceola, MI, Clare, MI, Oceana, MI, Newaygo, MI, Mecosta, MI, Isabella, MI, Muskegon, MI, Montcalm, MI, Gratiot, MI, Ottawa, MI, Kent, MI, Ionia, MI, Clinton, MI, Allegan, MI, Barry, MI, Eaton, MI, Ingham, MI, Van Buren, MI, Kalamazoo, MI, Calhoun, MI, Jackson, MI
Expires 7:00 PM
182 AQI · Unhealthy Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
11%
8 PM
29°
29%
9 PM
26°
23%
10 PM
24°
14%
11 PM
23°
14%
12 AM
22°
14%
1 AM
20°
7%
2 AM
19°
3%
3 AM
19°
3%
4 AM
19°
3%
5 AM
17°
3%
6 AM
18°
3%
7 AM
18°
3%
8 AM
21°
3%
9 AM
23°
3%
10 AM
25°
3%
11 AM
27°
3%
12 PM
27°
3%
1 PM
29°
3%
2 PM
31°
3%
3 PM
31°
3%
4 PM
31°
3%
5 PM
32°
3%
6 PM
32°
3%
7-Day Forecast
Tonight
34° 17°
Partly Cloudy.
Thu
32° 17°
Partly Cloudy.
Fri
33° 18°
Partly Cloudy with a 26% chance of rain.
Sat
31° 14°
Mostly Clear with a 60% chance of rain.
Sun
27° 13°
Partly Cloudy.
Mon
28° 13°
Rain, 82% chance.
Tue
27° 13°
Partly Cloudy with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 30° Partly Cloudy 11% 10 mph N 47%
8 PM 29° Mostly Clear 29% 10 mph N 50%
9 PM 26° Partly Cloudy 23% 9 mph N 49%
10 PM 24° Partly Cloudy 14% 7 mph N 52%
11 PM 23° Partly Cloudy 14% 6 mph N 56%
12 AM 22° Partly Cloudy 14% 5 mph NNW 60%
1 AM 20° Partly Cloudy 7% 4 mph NNW 63%
2 AM 19° Partly Cloudy 3% 4 mph NNW 64%
3 AM 19° Mostly Clear 3% 4 mph NNW 64%
4 AM 19° Mostly Clear 3% 5 mph NNW 65%
5 AM 17° Haze 3% 5 mph NNW 66%
6 AM 18° Haze 3% 5 mph NNW 67%
7 AM 18° Clear 3% 5 mph NNW 67%
8 AM 21° Clear 3% 5 mph NNW 62%
9 AM 23° Mostly Clear 3% 5 mph NNW 55%
10 AM 25° Partly Cloudy 3% 5 mph N 47%
11 AM 27° Partly Cloudy 3% 5 mph N 42%
12 PM 27° Partly Cloudy 3% 6 mph NNW 38%
1 PM 29° Partly Cloudy 3% 6 mph NNW 35%
2 PM 31° Partly Cloudy 3% 6 mph NNW 34%
3 PM 31° Partly Cloudy 3% 6 mph NNW 33%
4 PM 31° Partly Cloudy 3% 6 mph NNW 33%
5 PM 32° Partly Cloudy 3% 6 mph NNW 36%
6 PM 32° Partly Cloudy 3% 6 mph NNW 40%
15-Day Forecast
Today
7/15
Partly Cloudy
14%
17°
34°
Thu
7/16
Partly Cloudy
7%
17°
32°
Fri
7/17
Partly Cloudy
26%
18°
33°
Sat
7/18
Mostly Clear
60%
14°
31°
Sun
7/19
Partly Cloudy
7%
13°
27°
Mon
7/20
Rain
82%
13°
28°
Tue
7/21
Partly Cloudy
52%
13°
27°
Wed
7/22
Clear
8%
13°
27°
Thu
7/23
Mostly Clear
44%
13°
28°
Fri
7/24
Rain
68%
16°
29°
Sat
7/25
Drizzle
51%
17°
27°
Sun
7/26
Drizzle
60%
16°
29°
Mon
7/27
Drizzle
60%
16°
28°
Tue
7/28
Drizzle
60%
16°
28°
Wed
7/29
Drizzle
60%
16°
29°
182
Unhealthy
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Some members of the general public may experience health effects; sensitive groups may experience more serious effects.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
182 AQI 99.9 µg/m³
O3
Ground-level ozone
84 AQI 66 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 182 Unhealthy 84 182
Fri 500 Hazardous 93 500
Sat 500 Hazardous 122 500
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 Wed Jul 15, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE495 J/kg
MLCAPE1260 J/kg
MUCAPE1524 J/kg
SBCIN-226 J/kg
MLCIN0 J/kg
Lifted Index-2.0
Kinematics
0–6 km Shear45 kt
0–1 km Shear5 kt
Eff. Shear46 kt
0–1 km SRH-20
0–3 km SRH-57
Eff. SRH-57
Storm Motion269° @ 27 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.1
Thermo & Levels
PWAT1.41 in
0–3 km LR6.5 °C/km
700–500 LR6.4 °C/km
Total Totals49.1
LCL830 hPa
LFC609 hPa
EL221 hPa
Freezing Lvl15,364 ft