Excessive Heat Watch 7:00 PM Excessive Heat Warning — 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

Gratiot County, Michigan, United States

Last updated: 3:39 PM CDT  ·  Refresh
33°C
Feels like 38°
Clear
▲ 34°  /  ▼ 24°
Wind
15 mph SW
Humidity
51%
Dew Point
22°
Pressure
29.15 inHg
Visibility
10 mi
UV Index
8.1
Cloud Cover
8%
Sunrise
6:02 AM
Sunset
9:22 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Gratiot County is currently clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2490 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 9:22PM.

Alerts

Excessive Heat Watch
Expires 7:00 PM
Excessive Heat Warning
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
81 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
4%
5 PM
33°
4%
6 PM
34°
7%
7 PM
33°
7%
8 PM
31°
7%
9 PM
29°
7%
10 PM
28°
4%
11 PM
27°
4%
12 AM
27°
4%
1 AM
26°
3%
2 AM
26°
3%
3 AM
25°
16%
4 AM
24°
15%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
5%
10 AM
28°
5%
11 AM
30°
5%
12 PM
31°
5%
1 PM
31°
9%
2 PM
32°
26%
3 PM
32°
26%
7-Day Forecast
Today
34° 24°
Clear.
Thu
35° 24°
Mostly Clear with a 46% chance of rain.
Fri
33° 23°
Partly Cloudy with a 69% chance of rain.
Sat
32° 21°
Partly Cloudy with a 67% chance of rain.
Sun
29° 19°
Drizzle, 65% chance.
Mon
27° 18°
Clear.
Tue
29° 19°
Rain, 28% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 4% 15 mph SW 51%
5 PM 33° Clear 4% 15 mph SW 50%
6 PM 34° Clear 7% 13 mph SW 53%
7 PM 33° Clear 7% 11 mph SW 58%
8 PM 31° Clear 7% 10 mph SW 65%
9 PM 29° Clear 7% 9 mph SW 72%
10 PM 28° Clear 4% 9 mph SW 77%
11 PM 27° Clear 4% 9 mph SW 80%
12 AM 27° Clear 4% 9 mph SW 82%
1 AM 26° Clear 3% 8 mph WSW 83%
2 AM 26° Clear 3% 8 mph WSW 85%
3 AM 25° Mostly Clear 16% 7 mph WSW 88%
4 AM 24° Mostly Clear 15% 7 mph WSW 91%
5 AM 24° Clear 3% 7 mph SW 91%
6 AM 24° Clear 3% 9 mph SW 89%
7 AM 24° Clear 3% 11 mph SW 87%
8 AM 26° Clear 3% 11 mph SW 83%
9 AM 27° Clear 5% 12 mph SW 76%
10 AM 28° Clear 5% 13 mph WSW 70%
11 AM 30° Clear 5% 13 mph WSW 67%
12 PM 31° Mostly Clear 5% 13 mph WSW 65%
1 PM 31° Mostly Clear 9% 14 mph WSW 63%
2 PM 32° Mostly Clear 26% 14 mph WSW 62%
3 PM 32° Mostly Clear 26% 13 mph WSW 62%
15-Day Forecast
Today
7/1
Clear
7%
24°
34°
Thu
7/2
Mostly Clear
46%
24°
35°
Fri
7/3
Partly Cloudy
69%
23°
33°
Sat
7/4
Partly Cloudy
67%
21°
32°
Sun
7/5
Drizzle
65%
19°
29°
Mon
7/6
Clear
17%
18°
27°
Tue
7/7
Rain
28%
19°
29°
Wed
7/8
Drizzle
42%
18°
31°
Thu
7/9
Rain
68%
17°
32°
Fri
7/10
Drizzle
51%
17°
28°
Sat
7/11
Drizzle
60%
17°
28°
Sun
7/12
Drizzle
60%
16°
29°
Mon
7/13
Drizzle
60%
17°
29°
Tue
7/14
Drizzle
60%
17°
28°
Wed
7/15
Drizzle
60%
16°
28°
81
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
81 AQI 25.5 µg/m³
O3
Ground-level ozone
45 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 81 Moderate 45 81
Fri 52 Moderate 46 52
Sat 40 Good 40 38
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 1, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2929 J/kg
MLCAPE2525 J/kg
MUCAPE2929 J/kg
SBCIN-37 J/kg
MLCIN0 J/kg
Lifted Index-8.0
Kinematics
0–6 km Shear29 kt
0–1 km Shear6 kt
Eff. Shear23 kt
0–1 km SRH-19
0–3 km SRH-109
Eff. SRH-109
Storm Motion228° @ 37 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.9
Thermo & Levels
PWAT1.62 in
0–3 km LR7.4 °C/km
700–500 LR7.0 °C/km
Total Totals52.0
LCL836 hPa
LFC792 hPa
EL157 hPa
Freezing Lvl14,491 ft