Areal Flood Watch 11:00 PM

Somerset County, Maryland, United States

Last updated: 1:05 AM CDT  ·  Refresh
25°C
Feels like 24°
Overcast
▲ 28°  /  ▼ 20°
Wind
21 mph WSW
Humidity
91%
Dew Point
23°
Pressure
29.78 inHg
Visibility
7 mi
UV Index
0.0
Cloud Cover
99%
Sunrise
5:58 AM
Sunset
8:21 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Somerset County is currently overcast at 25°C. Precipitation is likely — peak probability 90% around 2 AM. Atmospheric instability is elevated (CAPE up to 1741 J/kg) — isolated convective development possible. Sunrise: 5:58AM · Sunset: 8:21PM.

Alerts

Areal Flood Watch
Expires 11:00 PM
37 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
90%
3 AM
26°
90%
4 AM
26°
77%
5 AM
24°
73%
6 AM
24°
58%
7 AM
24°
59%
8 AM
24°
58%
9 AM
24°
59%
10 AM
24°
50%
11 AM
25°
51%
12 PM
26°
59%
1 PM
27°
65%
2 PM
27°
68%
3 PM
27°
63%
4 PM
27°
76%
5 PM
28°
65%
6 PM
28°
70%
7 PM
27°
66%
8 PM
27°
66%
9 PM
26°
71%
10 PM
26°
69%
11 PM
26°
70%
12 AM
26°
73%
1 AM
26°
81%
7-Day Forecast
Today
28° 20°
Mostly Cloudy with a 90% chance of rain.
Thu
27° 20°
Partly Cloudy with a 82% chance of rain.
Fri
27° 20°
Partly Cloudy with a 59% chance of rain.
Sat
26° 19°
Overcast with a 53% chance of rain.
Sun
27° 21°
Rain, 70% chance.
Mon
29° 22°
Rain, 71% chance.
Tue
29° 22°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 25° Overcast 90% 21 mph WSW 91%
3 AM 26° Rain 90% 15 mph SW 89%
4 AM 26° Overcast 77% 20 mph SW 89%
5 AM 24° Partly Cloudy 73% 22 mph SW 89%
6 AM 24° Mostly Cloudy 58% 24 mph SW 89%
7 AM 24° Mostly Cloudy 59% 24 mph SW 88%
8 AM 24° Mostly Cloudy 58% 23 mph SW 88%
9 AM 24° Mostly Cloudy 59% 22 mph SW 87%
10 AM 24° Mostly Cloudy 50% 20 mph SW 85%
11 AM 25° Overcast 51% 18 mph SW 83%
12 PM 26° Overcast 59% 17 mph SW 82%
1 PM 27° Overcast 65% 16 mph SW 81%
2 PM 27° Overcast 68% 15 mph SSW 80%
3 PM 27° Mostly Cloudy 63% 14 mph SSW 80%
4 PM 27° Mostly Cloudy 76% 13 mph SSW 80%
5 PM 28° Partly Cloudy 65% 16 mph SSW 79%
6 PM 28° Partly Cloudy 70% 14 mph SSW 81%
7 PM 27° Partly Cloudy 66% 13 mph SSW 83%
8 PM 27° Partly Cloudy 66% 12 mph SSW 85%
9 PM 26° Mostly Cloudy 71% 11 mph SW 85%
10 PM 26° Heavy Rain 69% 10 mph SW 85%
11 PM 26° Heavy Rain 70% 10 mph SW 85%
12 AM 26° Heavy Rain 73% 11 mph SW 85%
1 AM 26° Rain 81% 10 mph NW 86%
15-Day Forecast
Today
7/22
Mostly Cloudy
90%
20°
28°
Thu
7/23
Partly Cloudy
82%
20°
27°
Fri
7/24
Partly Cloudy
59%
20°
27°
Sat
7/25
Overcast
53%
19°
26°
Sun
7/26
Rain
70%
21°
27°
Mon
7/27
Rain
71%
22°
29°
Tue
7/28
Rain
71%
22°
29°
Wed
7/29
Rain
68%
22°
29°
Thu
7/30
Drizzle
44%
21°
27°
Fri
7/31
Rain
68%
21°
26°
Sat
8/1
Drizzle
60%
21°
26°
Sun
8/2
Drizzle
60%
22°
26°
Mon
8/3
Drizzle
60%
22°
27°
Tue
8/4
Rain
90%
23°
28°
Wed
8/5
Drizzle
60%
23°
27°
37
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
33 AQI 6.0 µg/m³
O3
Ground-level ozone
Dominant
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 37 Good 37 33
Thu 42 Good 42 22
Fri 37 Good 37 26
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 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1212 J/kg
MLCAPE990 J/kg
MUCAPE1212 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear34 kt
0–1 km Shear14 kt
Eff. Shear35 kt
0–1 km SRH-62
0–3 km SRH-84
Eff. SRH-84
Storm Motion221° @ 37 kt
0–1 km EHI-0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.8
Thermo & Levels
PWAT2.45 in
0–3 km LR5.7 °C/km
700–500 LR4.9 °C/km
Total Totals45.4
LCL982 hPa
LFC1009 hPa
EL207 hPa
Freezing Lvl14,505 ft