High Surf Advisory — Coastal Cumberland, ME, Sagadahoc, ME, Lincoln, ME, Knox, ME 7:00 PM

Knox County, Maine, United States

Last updated: 4:41 AM CDT  ·  Refresh
13°C
Feels like 11°
Mostly Cloudy
▲ 19°  /  ▼ 11°
Wind
8 mph NE
Humidity
74%
Dew Point
9°
Pressure
29.84 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
84%
Sunrise
6:28 AM
Sunset
6:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Knox County is currently mostly cloudy at 14°C. Precipitation is likely — peak probability 90% around 8 PM. Sunrise: 6:28AM · Sunset: 6:26PM.

Alerts

High Surf Advisory
Coastal Cumberland, ME, Sagadahoc, ME, Lincoln, ME, Knox, ME
Expires 7:00 PM
19 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
13°
21%
6 AM
12°
4%
7 AM
12°
4%
8 AM
13°
19%
9 AM
15°
19%
10 AM
17°
19%
11 AM
17°
48%
12 PM
18°
34%
1 PM
19°
35%
2 PM
19°
45%
3 PM
19°
72%
4 PM
19°
72%
5 PM
18°
72%
6 PM
16°
81%
7 PM
16°
81%
8 PM
14°
90%
9 PM
14°
90%
10 PM
14°
90%
11 PM
13°
90%
12 AM
13°
82%
1 AM
13°
78%
2 AM
13°
62%
3 AM
13°
62%
4 AM
11°
63%
7-Day Forecast
Today
19° 11°
Overcast with a 90% chance of rain.
Sun
18° 11°
Rain, 84% chance.
Mon
16° 9°
Rain, 90% chance.
Tue
16° 10°
Overcast with a 64% chance of rain.
Wed
20° 12°
Rain, 43% chance.
Thu
23° 13°
Clear.
Fri
22° 12°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 13° Mostly Cloudy 21% 8 mph NE 74%
6 AM 12° Overcast 4% 9 mph NE 74%
7 AM 12° Overcast 4% 10 mph NNE 73%
8 AM 13° Mostly Cloudy 19% 11 mph NNE 68%
9 AM 15° Partly Cloudy 19% 12 mph NNE 61%
10 AM 17° Mostly Clear 19% 13 mph NNE 53%
11 AM 17° Partly Cloudy 48% 13 mph NNE 50%
12 PM 18° Mostly Cloudy 34% 13 mph NNE 49%
1 PM 19° Overcast 35% 13 mph NE 48%
2 PM 19° Rain 45% 12 mph NE 50%
3 PM 19° Rain 72% 12 mph NE 52%
4 PM 19° Rain 72% 11 mph NE 54%
5 PM 18° Overcast 72% 11 mph NE 63%
6 PM 16° Overcast 81% 11 mph NE 74%
7 PM 16° Overcast 81% 10 mph NE 81%
8 PM 14° Overcast 90% 10 mph NE 82%
9 PM 14° Overcast 90% 11 mph NE 81%
10 PM 14° Rain 90% 11 mph NE 80%
11 PM 13° Overcast 90% 14 mph NE 85%
12 AM 13° Overcast 82% 14 mph NE 86%
1 AM 13° Overcast 78% 14 mph NE 88%
2 AM 13° Overcast 62% 14 mph NE 87%
3 AM 13° Overcast 62% 14 mph NE 86%
4 AM 11° Overcast 63% 15 mph NE 85%
15-Day Forecast
Today
9/26
Overcast
90%
11°
19°
Sun
9/27
Rain
84%
11°
18°
Mon
9/28
Rain
90%
9°
16°
Tue
9/29
Overcast
64%
10°
16°
Wed
9/30
Rain
43%
12°
20°
Thu
10/1
Clear
17%
13°
23°
Fri
10/2
Clear
17%
12°
22°
Sat
10/3
Rain
68%
11°
21°
Sun
10/4
Drizzle
44%
11°
18°
Mon
10/5
Drizzle
60%
9°
18°
Tue
10/6
Drizzle
60%
7°
14°
Wed
10/7
Drizzle
60%
7°
16°
Thu
10/8
Drizzle
60%
7°
15°
Fri
10/9
Drizzle
60%
7°
15°
Sat
10/10
Drizzle
60%
7°
16°
19
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
18 AQI 3.2 µg/m³
O3
Ground-level ozone
Dominant
19 AQI 22 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 19 Good 19 18
Sun 21 Good 21 17
Mon 23 Good 23 19
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Sep 26, 08:00'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
SBCAPE0 J/kg
MLCAPE8 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index16.3
Kinematics
0–6 km Shear22 kt
0–1 km Shear25 kt
Eff. Shear—
0–1 km SRH-67
0–3 km SRH69
Eff. SRH—
Storm Motion355° @ 14 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-1.2
Thermo & Levels
PWAT0.93 in
0–3 km LR2.8 °C/km
700–500 LR5.2 °C/km
Total Totals20.2
LCL941 hPa
LFC—
EL—
Freezing Lvl13,353 ft