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

Mecosta County, Michigan, United States

Last updated: 6:45 PM CDT  ·  Refresh
30°C
Feels like 31°
Mostly Clear
▲ 34°  /  ▼ 17°
Wind
11 mph NNW
Humidity
48%
Dew Point
18°
Pressure
28.92 inHg
Visibility
4 mi
UV Index
3.7
Cloud Cover
24%
Sunrise
6:13 AM
Sunset
9:20 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mecosta County is currently mostly clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 871 J/kg) — isolated convective development possible. Sunrise: 6:13AM · Sunset: 9:20PM.

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
188 AQI · Unhealthy Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
11%
8 PM
29°
29%
9 PM
26°
29%
10 PM
24°
14%
11 PM
23°
14%
12 AM
22°
14%
1 AM
19°
7%
2 AM
19°
3%
3 AM
18°
3%
4 AM
18°
3%
5 AM
17°
3%
6 AM
18°
3%
7 AM
18°
3%
8 AM
21°
3%
9 AM
23°
3%
10 AM
26°
3%
11 AM
27°
3%
12 PM
28°
3%
1 PM
31°
3%
2 PM
32°
3%
3 PM
32°
3%
4 PM
32°
3%
5 PM
33°
3%
6 PM
32°
3%
7-Day Forecast
Tonight
34° 17°
Mostly Clear.
Thu
33° 17°
Mostly Clear.
Fri
34° 18°
Partly Cloudy with a 26% chance of rain.
Sat
30° 14°
Mostly Clear with a 60% chance of rain.
Sun
28° 13°
Partly Cloudy.
Mon
28° 13°
Rain, 82% chance.
Tue
27° 13°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Mostly Clear 11% 11 mph NNW 48%
8 PM 29° Mostly Clear 29% 10 mph N 48%
9 PM 26° Partly Cloudy 29% 9 mph N 47%
10 PM 24° Partly Cloudy 14% 8 mph N 50%
11 PM 23° Partly Cloudy 14% 6 mph N 55%
12 AM 22° Partly Cloudy 14% 5 mph N 60%
1 AM 19° Partly Cloudy 7% 4 mph N 64%
2 AM 19° Partly Cloudy 3% 4 mph N 64%
3 AM 18° Partly Cloudy 3% 4 mph N 63%
4 AM 18° Mostly Clear 3% 4 mph N 63%
5 AM 17° Haze 3% 4 mph N 63%
6 AM 18° Haze 3% 4 mph N 64%
7 AM 18° Clear 3% 4 mph N 64%
8 AM 21° Clear 3% 5 mph N 59%
9 AM 23° Clear 3% 5 mph N 53%
10 AM 26° Clear 3% 5 mph N 45%
11 AM 27° Clear 3% 5 mph N 40%
12 PM 28° Clear 3% 5 mph N 37%
1 PM 31° Mostly Clear 3% 5 mph NNW 34%
2 PM 32° Mostly Clear 3% 5 mph NNW 33%
3 PM 32° Mostly Clear 3% 5 mph NNW 33%
4 PM 32° Mostly Clear 3% 6 mph NNW 33%
5 PM 33° Mostly Clear 3% 6 mph NNW 36%
6 PM 32° Mostly Clear 3% 6 mph NNW 39%
15-Day Forecast
Today
7/15
Mostly Clear
14%
17°
34°
Thu
7/16
Mostly Clear
7%
17°
33°
Fri
7/17
Partly Cloudy
26%
18°
34°
Sat
7/18
Mostly Clear
60%
14°
30°
Sun
7/19
Partly Cloudy
14%
13°
28°
Mon
7/20
Rain
82%
13°
28°
Tue
7/21
Drizzle
52%
13°
27°
Wed
7/22
Clear
8%
12°
28°
Thu
7/23
Mostly Clear
44%
13°
29°
Fri
7/24
Rain
68%
15°
29°
Sat
7/25
Drizzle
51%
16°
27°
Sun
7/26
Drizzle
60%
16°
30°
Mon
7/27
Drizzle
60%
16°
29°
Tue
7/28
Drizzle
60%
16°
29°
Wed
7/29
Drizzle
60%
16°
30°
188
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
188 AQI 108.2 µg/m³
O3
Ground-level ozone
93 AQI 69 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 188 Unhealthy 93 188
Fri 500 Hazardous 90 500
Sat 444 Hazardous 118 444
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
SBCAPE535 J/kg
MLCAPE1591 J/kg
MUCAPE1971 J/kg
SBCIN-201 J/kg
MLCIN0 J/kg
Lifted Index-1.8
Kinematics
0–6 km Shear42 kt
0–1 km Shear3 kt
Eff. Shear43 kt
0–1 km SRH-12
0–3 km SRH-59
Eff. SRH-59
Storm Motion268° @ 26 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index22.0
Thermo & Levels
PWAT1.38 in
0–3 km LR6.5 °C/km
700–500 LR6.4 °C/km
Total Totals48.4
LCL822 hPa
LFC612 hPa
EL221 hPa
Freezing Lvl15,210 ft