Flash Flood Warning — Somerset County, MD, Wicomico County, MD, Worcester County, MD 2:30 AM Flash Flood Warning — Somerset County, MD, Worcester County, MD, Accomack County, VA 3:15 AM Areal Flood Advisory — Somerset County, MD, Worcester County, MD, Accomack County, VA 3:15 AM Areal Flood Watch 11:00 PM

Worcester County, Maryland, United States

Last updated: 1:03 AM CDT  ·  Refresh
23°C
Feels like 23°
Thunderstorm
▲ 29°  /  ▼ 20°
Wind
15 mph SW
Humidity
93%
Dew Point
22°
Pressure
29.76 inHg
Visibility
4 mi
UV Index
0.0
Cloud Cover
100%
Sunrise
5:55 AM
Sunset
8:19 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Worcester County is currently thunderstorm at 23°C. Precipitation is likely — peak probability 90% around 2 AM. Atmospheric instability is elevated (CAPE up to 1798 J/kg) — isolated convective development possible. Sunrise: 5:55AM · Sunset: 8:19PM.

Alerts

Flash Flood Warning
Somerset County, MD, Wicomico County, MD, Worcester County, MD
Expires 2:30 AM
Flash Flood Warning
Somerset County, MD, Worcester County, MD, Accomack County, VA
Expires 3:15 AM
Areal Flood Advisory
Somerset County, MD, Worcester County, MD, Accomack County, VA
Expires 3:15 AM
Areal Flood Watch
Expires 11:00 PM
43 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
90%
3 AM
23°
90%
4 AM
23°
77%
5 AM
22°
65%
6 AM
22°
50%
7 AM
23°
45%
8 AM
24°
46%
9 AM
24°
46%
10 AM
24°
47%
11 AM
26°
51%
12 PM
26°
56%
1 PM
28°
56%
2 PM
29°
57%
3 PM
29°
61%
4 PM
28°
59%
5 PM
28°
60%
6 PM
28°
65%
7 PM
27°
70%
8 PM
26°
71%
9 PM
25°
76%
10 PM
25°
76%
11 PM
24°
70%
12 AM
24°
70%
1 AM
24°
78%
7-Day Forecast
Today
29° 20°
Mostly Cloudy with a 90% chance of rain.
Thu
26° 20°
Partly Cloudy with a 79% chance of rain.
Fri
26° 19°
Partly Cloudy with a 59% chance of rain.
Sat
26° 21°
Overcast with a 53% chance of rain.
Sun
27° 21°
Rain, 82% chance.
Mon
30° 22°
Rain, 71% chance.
Tue
30° 22°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Thunderstorm 90% 15 mph SW 93%
3 AM 23° Overcast 90% 10 mph WSW 94%
4 AM 23° Haze 77% 9 mph SW 95%
5 AM 22° Overcast 65% 11 mph SSW 95%
6 AM 22° Partly Cloudy 50% 11 mph SSW 93%
7 AM 23° Mostly Cloudy 45% 14 mph SW 91%
8 AM 24° Mostly Cloudy 46% 14 mph SW 89%
9 AM 24° Mostly Cloudy 46% 14 mph SW 85%
10 AM 24° Mostly Cloudy 47% 14 mph SW 82%
11 AM 26° Mostly Cloudy 51% 14 mph SW 79%
12 PM 26° Mostly Cloudy 56% 14 mph SW 76%
1 PM 28° Mostly Cloudy 56% 14 mph SW 72%
2 PM 29° Mostly Cloudy 57% 14 mph SW 69%
3 PM 29° Mostly Cloudy 61% 13 mph SW 70%
4 PM 28° Partly Cloudy 59% 12 mph SW 71%
5 PM 28° Partly Cloudy 60% 11 mph SW 73%
6 PM 28° Partly Cloudy 65% 10 mph SW 78%
7 PM 27° Partly Cloudy 70% 8 mph SW 82%
8 PM 26° Partly Cloudy 71% 7 mph SW 87%
9 PM 25° Partly Cloudy 76% 7 mph SW 88%
10 PM 25° Mostly Cloudy 76% 6 mph SW 89%
11 PM 24° Heavy Rain 70% 6 mph SW 90%
12 AM 24° Heavy Rain 70% 6 mph SW 91%
1 AM 24° Heavy Rain 78% 5 mph WNW 92%
15-Day Forecast
Today
7/22
Mostly Cloudy
90%
20°
29°
Thu
7/23
Partly Cloudy
79%
20°
26°
Fri
7/24
Partly Cloudy
59%
19°
26°
Sat
7/25
Overcast
53%
21°
26°
Sun
7/26
Rain
82%
21°
27°
Mon
7/27
Rain
71%
22°
30°
Tue
7/28
Rain
71%
22°
30°
Wed
7/29
Rain
69%
21°
31°
Thu
7/30
Drizzle
44%
21°
28°
Fri
7/31
Drizzle
51%
21°
28°
Sat
8/1
Drizzle
60%
21°
27°
Sun
8/2
Drizzle
60%
22°
27°
Mon
8/3
Drizzle
60%
22°
28°
Tue
8/4
Rain
90%
23°
29°
Wed
8/5
Rain
90%
23°
29°
43
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
43 AQI 7.7 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 43 Good 35 43
Thu 37 Good 37 26
Fri 38 Good 38 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. 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, 04:00'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
SBCAPE362 J/kg
MLCAPE726 J/kg
MUCAPE1021 J/kg
SBCIN-68 J/kg
MLCIN0 J/kg
Lifted Index-1.1
Kinematics
0–6 km Shear35 kt
0–1 km Shear20 kt
Eff. Shear35 kt
0–1 km SRH-89
0–3 km SRH-104
Eff. SRH-104
Storm Motion224° @ 38 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.6
Thermo & Levels
PWAT2.45 in
0–3 km LR5.3 °C/km
700–500 LR4.6 °C/km
Total Totals46.2
LCL991 hPa
LFC806 hPa
EL367 hPa
Freezing Lvl14,416 ft