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

Ottawa County, Michigan, United States

Last updated: 3:39 PM CDT  ·  Refresh
32°C
Feels like 36°
Clear
▲ 33°  /  ▼ 22°
Wind
15 mph SW
Humidity
56%
Dew Point
22°
Pressure
29.28 inHg
Visibility
10 mi
UV Index
8.2
Cloud Cover
4%
Sunrise
6:08 AM
Sunset
9:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Ottawa County is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2096 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 9:26PM.

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
78 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
8%
5 PM
32°
7%
6 PM
33°
7%
7 PM
32°
7%
8 PM
31°
12%
9 PM
29°
19%
10 PM
27°
19%
11 PM
27°
31%
12 AM
26°
32%
1 AM
26°
38%
2 AM
25°
33%
3 AM
24°
40%
4 AM
23°
41%
5 AM
23°
31%
6 AM
22°
36%
7 AM
23°
25%
8 AM
24°
22%
9 AM
26°
17%
10 AM
26°
21%
11 AM
28°
9%
12 PM
29°
9%
1 PM
29°
9%
2 PM
31°
16%
3 PM
31°
26%
7-Day Forecast
Today
33° 22°
Clear.
Thu
32° 22°
Mostly Clear with a 47% chance of rain.
Fri
32° 21°
Partly Cloudy with a 69% chance of rain.
Sat
30° 21°
Mostly Cloudy with a 43% chance of rain.
Sun
28° 19°
Clear with a 29% chance of rain.
Mon
27° 19°
Rain, 29% chance.
Tue
28° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 8% 15 mph SW 56%
5 PM 32° Clear 7% 16 mph SW 56%
6 PM 33° Clear 7% 15 mph SW 60%
7 PM 32° Clear 7% 14 mph SW 64%
8 PM 31° Clear 12% 13 mph SW 68%
9 PM 29° Clear 19% 12 mph SW 71%
10 PM 27° Clear 19% 11 mph SW 73%
11 PM 27° Clear 31% 10 mph SW 77%
12 AM 26° Clear 32% 10 mph SW 80%
1 AM 26° Clear 38% 10 mph SW 84%
2 AM 25° Mostly Clear 33% 9 mph SW 86%
3 AM 24° Mostly Clear 40% 7 mph WSW 88%
4 AM 23° Mostly Clear 41% 7 mph WSW 91%
5 AM 23° Mostly Clear 31% 7 mph SW 91%
6 AM 22° Mostly Clear 36% 6 mph SW 90%
7 AM 23° Partly Cloudy 25% 7 mph SSW 89%
8 AM 24° Mostly Clear 22% 8 mph SSW 85%
9 AM 26° Mostly Clear 17% 9 mph SW 81%
10 AM 26° Mostly Clear 21% 10 mph SW 77%
11 AM 28° Mostly Clear 9% 10 mph SW 75%
12 PM 29° Mostly Clear 9% 10 mph SW 74%
1 PM 29° Mostly Clear 9% 10 mph SW 72%
2 PM 31° Mostly Clear 16% 10 mph SW 70%
3 PM 31° Mostly Clear 26% 10 mph SW 68%
15-Day Forecast
Today
7/1
Clear
19%
22°
33°
Thu
7/2
Mostly Clear
47%
22°
32°
Fri
7/3
Partly Cloudy
69%
21°
32°
Sat
7/4
Mostly Cloudy
43%
21°
30°
Sun
7/5
Clear
29%
19°
28°
Mon
7/6
Rain
29%
19°
27°
Tue
7/7
Clear
17%
19°
28°
Wed
7/8
Drizzle
69%
18°
28°
Thu
7/9
Drizzle
68%
18°
29°
Fri
7/10
Rain
68%
18°
29°
Sat
7/11
Drizzle
60%
18°
27°
Sun
7/12
Drizzle
60%
17°
27°
Mon
7/13
Drizzle
60%
17°
27°
Tue
7/14
Drizzle
60%
17°
26°
Wed
7/15
Drizzle
60%
16°
26°
78
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
78 AQI 23.8 µg/m³
O3
Ground-level ozone
67 AQI 61 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 78 Moderate 67 78
Fri 61 Moderate 61 54
Sat 43 Good 42 43
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 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2561 J/kg
MLCAPE400 J/kg
MUCAPE2561 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.9
Kinematics
0–6 km Shear32 kt
0–1 km Shear9 kt
Eff. Shear28 kt
0–1 km SRH-1
0–3 km SRH-79
Eff. SRH-79
Storm Motion226° @ 42 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index-1.1
Thermo & Levels
PWAT0.92 in
0–3 km LR6.7 °C/km
700–500 LR7.3 °C/km
Total Totals26.7
LCL861 hPa
LFC991 hPa
EL166 hPa
Freezing Lvl14,544 ft