Severe Thunderstorm Watch 12:00 AM Areal Flood Warning — Anne Arundel County, MD, Howard County, MD 5:30 AM

Anne Arundel County, Maryland, United States

Last updated: 11:58 PM CDT  ·  Refresh
22°C
Feels like 24°
Drizzle
▲ 30°  /  ▼ 19°
Wind
10 mph SSW
Humidity
93%
Dew Point
21°
Pressure
29.65 inHg
Visibility
3 mi
UV Index
0.0
Cloud Cover
94%
Sunrise
5:58 AM
Sunset
8:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Anne Arundel County is currently drizzle at 22°C. Precipitation is likely — peak probability 63% around 2 AM. Atmospheric instability is elevated (CAPE up to 1129 J/kg) — isolated convective development possible. Sunrise: 5:58AM · Sunset: 8:26PM.

42 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
59%
1 AM
22°
57%
2 AM
23°
63%
3 AM
23°
59%
4 AM
22°
36%
5 AM
21°
30%
6 AM
22°
27%
7 AM
22°
28%
8 AM
24°
28%
9 AM
25°
27%
10 AM
26°
28%
11 AM
27°
40%
12 PM
27°
40%
1 PM
29°
30%
2 PM
29°
30%
3 PM
29°
30%
4 PM
29°
31%
5 PM
29°
31%
6 PM
28°
36%
7 PM
27°
33%
8 PM
27°
21%
9 PM
26°
21%
10 PM
26°
22%
11 PM
25°
22%
7-Day Forecast
Today
30° 19°
Partly Cloudy with a 59% chance of rain.
Thu
28° 19°
Mostly Clear with a 25% chance of rain.
Fri
28° 19°
Partly Cloudy with a 32% chance of rain.
Sat
27° 19°
Mostly Cloudy with a 37% chance of rain.
Sun
29° 20°
Rain, 70% chance.
Mon
32° 21°
Rain, 71% chance.
Tue
33° 21°
Thunderstorm, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Drizzle 59% 10 mph SSW 93%
1 AM 22° Rain 57% 10 mph SW 92%
2 AM 23° Rain 63% 9 mph SW 93%
3 AM 23° Mostly Cloudy 59% 8 mph SW 95%
4 AM 22° Partly Cloudy 36% 8 mph SSW 94%
5 AM 21° Partly Cloudy 30% 7 mph SW 93%
6 AM 22° Partly Cloudy 27% 8 mph SW 92%
7 AM 22° Mostly Cloudy 28% 8 mph SW 91%
8 AM 24° Partly Cloudy 28% 9 mph WSW 84%
9 AM 25° Mostly Clear 27% 9 mph WSW 76%
10 AM 26° Partly Cloudy 28% 10 mph W 69%
11 AM 27° Partly Cloudy 40% 10 mph W 65%
12 PM 27° Mostly Clear 40% 10 mph WSW 61%
1 PM 29° Mostly Clear 30% 9 mph WSW 57%
2 PM 29° Mostly Clear 30% 8 mph W 54%
3 PM 29° Partly Cloudy 30% 8 mph W 52%
4 PM 29° Partly Cloudy 31% 8 mph WNW 51%
5 PM 29° Partly Cloudy 31% 7 mph WNW 55%
6 PM 28° Partly Cloudy 36% 5 mph WNW 61%
7 PM 27° Partly Cloudy 33% 5 mph WNW 66%
8 PM 27° Partly Cloudy 21% 5 mph NW 64%
9 PM 26° Partly Cloudy 21% 6 mph NNW 61%
10 PM 26° Partly Cloudy 22% 8 mph NNW 58%
11 PM 25° Partly Cloudy 22% 8 mph NNW 58%
15-Day Forecast
Today
7/22
Partly Cloudy
59%
19°
30°
Thu
7/23
Mostly Clear
25%
19°
28°
Fri
7/24
Partly Cloudy
32%
19°
28°
Sat
7/25
Mostly Cloudy
37%
19°
27°
Sun
7/26
Rain
70%
20°
29°
Mon
7/27
Rain
71%
21°
32°
Tue
7/28
Thunderstorm
71%
21°
33°
Wed
7/29
Rain
63%
21°
30°
Thu
7/30
Drizzle
44%
20°
29°
Fri
7/31
Drizzle
51%
18°
29°
Sat
8/1
Drizzle
60%
22°
28°
Sun
8/2
Drizzle
60%
22°
28°
Mon
8/3
Drizzle
60%
22°
30°
Tue
8/4
Rain
90%
23°
30°
Wed
8/5
Drizzle
60%
23°
30°
42
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
PM2.5
Fine particulate matter
24 AQI 4.3 µg/m³
O3
Ground-level ozone
Dominant
42 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 42 Good 42 24
Thu 43 Good 43 18
Fri 39 Good 39 22
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 22, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE75 J/kg
MLCAPE68 J/kg
MUCAPE98 J/kg
SBCIN-122 J/kg
MLCIN0 J/kg
Lifted Index-0.7
Kinematics
0–6 km Shear37 kt
0–1 km Shear28 kt
Eff. Shear
0–1 km SRH16
0–3 km SRH13
Eff. SRH
Storm Motion238° @ 34 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)
Supercell
K-Index32.2
Thermo & Levels
PWAT1.96 in
0–3 km LR4.6 °C/km
700–500 LR5.6 °C/km
Total Totals43.7
LCL985 hPa
LFC692 hPa
EL387 hPa
Freezing Lvl15,266 ft