Beach Hazards Statement — Mason, MI, Oceana, MI, Muskegon, MI, Ottawa, MI, Allegan, MI, Van Buren, MI 1:00 AM

Ottawa County, Michigan, United States

Last updated: 9:37 PM CDT  ·  Refresh
23°C
Feels like 24°
Partly Cloudy
▲ 26°  /  ▼ 19°
Wind
8 mph SW
Humidity
94%
Dew Point
21°
Pressure
28.96 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
45%
Sunrise
6:29 AM
Sunset
9:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Ottawa County is currently partly cloudy at 23°C. Precipitation is likely — peak probability 52% around 10 PM. Atmospheric instability is elevated (CAPE up to 985 J/kg) — isolated convective development possible. Sunrise: 6:29AM · Sunset: 9:10PM.

Alerts

Beach Hazards Statement
Mason, MI, Oceana, MI, Muskegon, MI, Ottawa, MI, Allegan, MI, Van Buren, MI
Expires 1:00 AM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
52%
11 PM
24°
25%
12 AM
23°
26%
1 AM
23°
17%
2 AM
22°
4%
3 AM
21°
8%
4 AM
21°
8%
5 AM
21°
6%
6 AM
19°
3%
7 AM
19°
3%
8 AM
20°
3%
9 AM
21°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
26°
3%
1 PM
27°
3%
2 PM
27°
3%
3 PM
28°
3%
4 PM
28°
3%
5 PM
27°
3%
6 PM
28°
3%
7 PM
27°
3%
8 PM
26°
3%
9 PM
24°
3%
7-Day Forecast
Tonight
26° 19°
Partly Cloudy with a 52% chance of rain.
Tue
28° 16°
Mostly Clear.
Wed
29° 14°
Clear.
Thu
29° 15°
Clear with a 21% chance of rain.
Fri
27° 18°
Rain, 64% chance.
Sat
31° 18°
Drizzle, 64% chance.
Sun
29° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 23° Partly Cloudy 52% 8 mph SW 94%
11 PM 24° Partly Cloudy 25% 5 mph WSW 94%
12 AM 23° Mostly Cloudy 26% 3 mph NW 96%
1 AM 23° Mostly Cloudy 17% 5 mph N 97%
2 AM 22° Mostly Cloudy 4% 6 mph N 97%
3 AM 21° Partly Cloudy 8% 7 mph N 97%
4 AM 21° Partly Cloudy 8% 7 mph N 96%
5 AM 21° Mostly Cloudy 6% 8 mph N 96%
6 AM 19° Partly Cloudy 3% 8 mph N 96%
7 AM 19° Partly Cloudy 3% 9 mph N 95%
8 AM 20° Partly Cloudy 3% 10 mph N 90%
9 AM 21° Partly Cloudy 3% 11 mph N 82%
10 AM 23° Partly Cloudy 3% 12 mph N 75%
11 AM 24° Mostly Clear 3% 12 mph N 67%
12 PM 26° Mostly Clear 3% 13 mph N 58%
1 PM 27° Clear 3% 13 mph N 50%
2 PM 27° Clear 3% 13 mph N 44%
3 PM 28° Clear 3% 13 mph N 40%
4 PM 28° Clear 3% 14 mph N 36%
5 PM 27° Clear 3% 14 mph N 36%
6 PM 28° Clear 3% 14 mph N 38%
7 PM 27° Clear 3% 14 mph N 41%
8 PM 26° Clear 3% 13 mph N 45%
9 PM 24° Clear 3% 11 mph N 51%
15-Day Forecast
Today
7/27
Partly Cloudy
52%
19°
26°
Tue
7/28
Mostly Clear
17%
16°
28°
Wed
7/29
Clear
7%
14°
29°
Thu
7/30
Clear
21%
15°
29°
Fri
7/31
Rain
64%
18°
27°
Sat
8/1
Drizzle
64%
18°
31°
Sun
8/2
Clear
17%
16°
29°
Mon
8/3
Clear
17%
16°
29°
Tue
8/4
Drizzle
44%
17°
29°
Wed
8/5
Drizzle
44%
19°
31°
Thu
8/6
Drizzle
60%
17°
33°
Fri
8/7
Drizzle
60%
17°
33°
Sat
8/8
Drizzle
60%
17°
26°
Sun
8/9
Drizzle
60%
17°
26°
Mon
8/10
Drizzle
60%
17°
26°
53
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
53 AQI 10.0 µg/m³
O3
Ground-level ozone
49 AQI 53 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 49 53
Wed 34 Good 34 18
Thu 39 Good 28 39
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 Tue Jul 28, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 100 110 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE355 J/kg
MLCAPE923 J/kg
MUCAPE3088 J/kg
SBCIN-278 J/kg
MLCIN0 J/kg
Lifted Index-1.5
Kinematics
0–6 km Shear56 kt
0–1 km Shear26 kt
Eff. Shear65 kt
0–1 km SRH198
0–3 km SRH223
Eff. SRH155
Storm Motion273° @ 35 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.8
STP (eff)0.0
Supercell16.1
K-Index38.8
Thermo & Levels
PWAT1.79 in
0–3 km LR4.6 °C/km
700–500 LR5.9 °C/km
Total Totals54.6
LCL955 hPa
LFC666 hPa
EL283 hPa
Freezing Lvl15,312 ft