Mason County, Michigan, United States

Last updated: 11:58 PM CDT · Refresh

19°C

Feels like 19°

Overcast

▲ 26° / ▼ 18°

Wind

7 mph SE

Humidity

89%

Dew Point

17°

Pressure

29.29 inHg

Visibility

9 mi

UV Index

0.0

Cloud Cover

95%

Sunrise

7:06 AM

Sunset

8:24 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Mason County is currently overcast at 19°C. Precipitation is likely — peak probability 86% around 12 AM. Atmospheric instability is elevated (CAPE up to 593 J/kg) — isolated convective development possible. Sunrise: 7:06AM · Sunset: 8:24PM.

54 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

19°

30%

1 AM

18°

39%

2 AM

19°

47%

3 AM

19°

51%

4 AM

19°

77%

5 AM

18°

82%

6 AM

18°

85%

7 AM

18°

73%

8 AM

18°

73%

9 AM

19°

68%

10 AM

21°

66%

11 AM

21°

53%

12 PM

22°

54%

1 PM

24°

55%

2 PM

24°

58%

3 PM

24°

58%

4 PM

24°

49%

5 PM

26°

56%

6 PM

26°

40%

7 PM

25°

28%

8 PM

25°

61%

9 PM

22°

62%

10 PM

22°

62%

11 PM

21°

69%

7-Day Forecast

Today

26° 18°

Rain, 85% chance.

Mon

30° 18°

Partly Cloudy with a 86% chance of rain.

Tue

29° 18°

Partly Cloudy with a 43% chance of rain.

Wed

30° 19°

Clear with a 47% chance of rain.

Thu

29° 17°

Drizzle, 51% chance.

Fri

29° 16°

Rain, 51% chance.

Sat

28° 14°

Clear with a 63% chance of rain.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 19° Overcast 30% 6 mph SE 89%

1 AM 18° Mostly Cloudy 39% 7 mph SE 87%

2 AM 19° Overcast 47% 7 mph SSE 87%

3 AM 19° Mostly Cloudy 51% 8 mph SSE 87%

4 AM 19° Mostly Cloudy 77% 7 mph SSE 87%

5 AM 18° Heavy Rain 82% 8 mph S 90%

6 AM 18° Overcast 85% 9 mph S 93%

7 AM 18° Overcast 73% 10 mph S 94%

8 AM 18° Mostly Cloudy 73% 11 mph S 93%

9 AM 19° Rain 68% 12 mph S 91%

10 AM 21° Mostly Cloudy 66% 12 mph S 89%

11 AM 21° Partly Cloudy 53% 13 mph SSW 84%

12 PM 22° Mostly Cloudy 54% 14 mph SSW 79%

1 PM 24° Rain 55% 16 mph SSW 73%

2 PM 24° Rain 58% 14 mph SSW 73%

3 PM 24° Rain 58% 12 mph SSW 75%

4 PM 24° Rain 49% 10 mph SSW 78%

5 PM 26° Rain 56% 10 mph SSW 81%

6 PM 26° Partly Cloudy 40% 8 mph SSW 85%

7 PM 25° Partly Cloudy 28% 8 mph S 88%

8 PM 25° Partly Cloudy 61% 8 mph S 90%

9 PM 22° Partly Cloudy 62% 8 mph S 91%

10 PM 22° Mostly Cloudy 62% 8 mph S 92%

11 PM 21° Mostly Cloudy 69% 7 mph S 92%

15-Day Forecast

Today

8/30

Rain

85%

18°

26°

Mon

8/31

Partly Cloudy

86%

18°

30°

Tue

9/1

Partly Cloudy

43%

18°

29°

Wed

9/2

Clear

47%

19°

30°

Thu

9/3

Drizzle

51%

17°

29°

Fri

9/4

Rain

51%

16°

29°

Sat

9/5

Clear

63%

14°

28°

Sun

9/6

Drizzle

44%

13°

26°

Mon

9/7

Clear

44%

7°

24°

Tue

9/8

Clear

42%

11°

26°

Wed

9/9

Drizzle

60%

17°

24°

Thu

9/10

Drizzle

60%

17°

23°

Fri

9/11

Drizzle

60%

17°

23°

Sat

9/12

Drizzle

60%

16°

22°

Sun

9/13

Drizzle

60%

15°

22°

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

PM_2.5

Fine particulate matter

Dominant

54 AQI 11.0 µg/m³

O₃

Ground-level ozone

38 AQI 41 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 54 Moderate 38 54

Mon 52 Moderate 45 52

Tue 56 Moderate 44 56

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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Sun Aug 30, 03:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE0 J/kg

MLCAPE16 J/kg

MUCAPE0 J/kg

SBCIN—

MLCIN0 J/kg

Lifted Index3.0

Kinematics

0–6 km Shear39 kt

0–1 km Shear27 kt

Eff. Shear—

0–1 km SRH257

0–3 km SRH506

Eff. SRH—

Storm Motion295° @ 26 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)—

Supercell—

K-Index25.5

Thermo & Levels

PWAT1.50 in

0–3 km LR4.2 °C/km

700–500 LR5.7 °C/km

Total Totals37.7

LCL970 hPa

LFC—

EL—

Freezing Lvl13,566 ft

Mason County, Michigan, United States

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