Charles County, MD

Last updated: 6:15 PM CDT · Refresh

31°C

Feels like 38°

Mostly Cloudy

▲ 33° / ▼ 23°

Wind

6 mph SSW

Humidity

74%

Dew Point

24°

Pressure

29.91 inHg

Visibility

10 mi

UV Index

2.8

Cloud Cover

83%

Sunrise

6:07 AM

Sunset

8:10 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Charles County is currently mostly cloudy at 31°C. Precipitation is likely — peak probability 64% around 7 PM. Atmospheric instability is elevated (CAPE up to 2879 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 8:10PM.

44 AQI · Good Dominant: O3 Air Quality

Hourly Forecast · Next 24 Hours

Now

31°

34%

7 PM

29°

64%

8 PM

29°

45%

9 PM

28°

38%

10 PM

27°

34%

11 PM

27°

34%

12 AM

27°

27%

1 AM

26°

16%

2 AM

26°

23%

3 AM

25°

32%

4 AM

25°

32%

5 AM

23°

33%

6 AM

24°

36%

7 AM

24°

45%

8 AM

26°

37%

9 AM

27°

50%

10 AM

28°

44%

11 AM

29°

45%

12 PM

30°

49%

1 PM

32°

49%

2 PM

32°

47%

3 PM

31°

47%

4 PM

31°

47%

5 PM

31°

43%

7-Day Forecast

Tonight

33° 23°

Mostly Cloudy with a 38% chance of rain.

Sun

34° 23°

Partly Cloudy with a 50% chance of rain.

Mon

34° 23°

Mostly Cloudy with a 78% chance of rain.

Tue

33° 24°

Mostly Cloudy with a 78% chance of rain.

Wed

33° 23°

Rain, 72% chance.

Thu

31° 23°

Mostly Clear with a 43% chance of rain.

Fri

34° 23°

Drizzle, 52% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 31° Mostly Cloudy 34% 6 mph SSW 74%

7 PM 29° Overcast 64% 5 mph S 84%

8 PM 29° Overcast 45% 4 mph SW 85%

9 PM 28° Mostly Cloudy 38% 4 mph WSW 86%

10 PM 27° Mostly Cloudy 34% 6 mph WSW 88%

11 PM 27° Mostly Cloudy 34% 4 mph WSW 90%

12 AM 27° Mostly Cloudy 27% 4 mph SW 92%

1 AM 26° Partly Cloudy 16% 3 mph SW 94%

2 AM 26° Mostly Cloudy 23% 2 mph WSW 94%

3 AM 25° Partly Cloudy 32% 2 mph W 94%

4 AM 25° Mostly Cloudy 32% 3 mph W 94%

5 AM 23° Partly Cloudy 33% 3 mph W 94%

6 AM 24° Haze 36% 2 mph W 93%

7 AM 24° Haze 45% 3 mph W 91%

8 AM 26° Partly Cloudy 37% 3 mph W 85%

9 AM 27° Partly Cloudy 50% 4 mph W 79%

10 AM 28° Partly Cloudy 44% 4 mph W 74%

11 AM 29° Partly Cloudy 45% 4 mph WNW 70%

12 PM 30° Partly Cloudy 49% 6 mph WNW 66%

1 PM 32° Partly Cloudy 49% 6 mph NW 63%

2 PM 32° Partly Cloudy 47% 6 mph WNW 64%

3 PM 31° Partly Cloudy 47% 6 mph NW 64%

4 PM 31° Partly Cloudy 47% 6 mph WNW 65%

5 PM 31° Mostly Cloudy 43% 5 mph WNW 68%

15-Day Forecast

Today

7/4

Mostly Cloudy

38%

23°

33°

Sun

7/5

Partly Cloudy

50%

23°

34°

Mon

7/6

Mostly Cloudy

78%

23°

34°

Tue

7/7

Mostly Cloudy

78%

24°

33°

Wed

7/8

Rain

72%

23°

33°

Thu

7/9

Mostly Clear

43%

23°

31°

Fri

7/10

Drizzle

52%

23°

34°

Sat

7/11

Rain

63%

23°

34°

Sun

7/12

Rain

90%

23°

32°

Mon

7/13

Rain

90%

23°

32°

Tue

7/14

Rain

77%

23°

31°

Wed

7/15

Drizzle

60%

22°

32°

Thu

7/16

Rain

90%

22°

33°

Fri

7/17

Drizzle

60%

23°

32°

Sat

7/18

Drizzle

60%

23°

33°

Good

U.S. Air Quality Index · Dominant: O3

50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

40 AQI 7.3 µg/m³

O₃

Ground-level ozone

Dominant

44 AQI 47 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Sun 44 Good 44 40

Mon 47 Good 37 47

Tue 32 Good 25 32

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 Sat Jul 4, 22:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE3269 J/kg

MLCAPE2416 J/kg

MUCAPE3269 J/kg

SBCIN-61 J/kg

MLCIN0 J/kg

Lifted Index-6.2

Kinematics

0–6 km Shear15 kt

0–1 km Shear4 kt

Eff. Shear10 kt

0–1 km SRH-2

0–3 km SRH-44

Eff. SRH-44

Storm Motion228° @ 16 kt

0–1 km EHI-0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index26.8

Thermo & Levels

PWAT1.78 in

0–3 km LR6.7 °C/km

700–500 LR5.5 °C/km

Total Totals45.8

LCL926 hPa

LFC875 hPa

EL147 hPa

Freezing Lvl16,506 ft

Charles County, MD

Alerts