Bar Harbor, Maine

Last updated: 4:56 PM CDT  ·  Refresh
16°C
Feels like 14°
Overcast
▲ 18°  /  ▼ 14°
Wind
9 mph SSE
Humidity
97%
Dew Point
15°
Pressure
29.77 inHg
Visibility
10 mi
UV Index
0.8
Cloud Cover
97%
Sunrise
6:09 AM
Sunset
6:46 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Bar Harbor is currently overcast at 16°C. Precipitation is likely — peak probability 73% around 5 PM. Sunrise: 6:09AM · Sunset: 6:46PM.

Alerts

No active alerts for this location.
33 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
16°
72%
6 PM
17°
55%
7 PM
17°
53%
8 PM
16°
49%
9 PM
16°
32%
10 PM
16°
13%
11 PM
16°
16%
12 AM
16°
32%
1 AM
16°
20%
2 AM
16°
30%
3 AM
16°
34%
4 AM
16°
37%
5 AM
16°
42%
6 AM
16°
20%
7 AM
17°
26%
8 AM
18°
22%
9 AM
19°
22%
10 AM
19°
22%
11 AM
19°
22%
12 PM
20°
13%
1 PM
21°
13%
2 PM
20°
12%
3 PM
19°
12%
4 PM
18°
12%
7-Day Forecast
Today
18° 14°
Overcast with a 72% chance of rain.
Mon
22° 12°
Mostly Clear with a 42% chance of rain.
Tue
20° 11°
Mostly Clear.
Wed
19° 11°
Partly Cloudy with a 49% chance of rain.
Thu
19° 11°
Drizzle, 64% chance.
Fri
19° 11°
Rain, 73% chance.
Sat
18° 11°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 16° Overcast 72% 9 mph SSE 97%
6 PM 17° Rain 55% 9 mph SSE 97%
7 PM 17° Rain 53% 7 mph SSE 97%
8 PM 16° Fog 49% 5 mph SE 97%
9 PM 16° Fog 32% 4 mph SE 97%
10 PM 16° Fog 13% 4 mph SE 98%
11 PM 16° Fog 16% 3 mph SW 98%
12 AM 16° Fog 32% 2 mph W 98%
1 AM 16° Fog 20% 3 mph W 98%
2 AM 16° Fog 30% 3 mph WSW 98%
3 AM 16° Fog 34% 4 mph WSW 98%
4 AM 16° Haze 37% 5 mph WSW 98%
5 AM 16° Mostly Cloudy 42% 5 mph WSW 95%
6 AM 16° Mostly Cloudy 20% 7 mph W 92%
7 AM 17° Partly Cloudy 26% 9 mph W 89%
8 AM 18° Partly Cloudy 22% 10 mph W 82%
9 AM 19° Partly Cloudy 22% 11 mph WNW 73%
10 AM 19° Partly Cloudy 22% 12 mph WNW 67%
11 AM 19° Mostly Clear 22% 13 mph WNW 65%
12 PM 20° Mostly Clear 13% 13 mph WNW 62%
1 PM 21° Mostly Clear 13% 14 mph WNW 60%
2 PM 20° Mostly Clear 12% 14 mph WNW 60%
3 PM 19° Mostly Clear 12% 14 mph NW 61%
4 PM 18° Mostly Clear 12% 14 mph NW 61%
15-Day Forecast
Today
9/13
Overcast
72%
14°
18°
Mon
9/14
Mostly Clear
42%
12°
22°
Tue
9/15
Mostly Clear
3%
11°
20°
Wed
9/16
Partly Cloudy
49%
11°
19°
Thu
9/17
Drizzle
64%
11°
19°
Fri
9/18
Rain
73%
11°
19°
Sat
9/19
Drizzle
60%
11°
18°
Sun
9/20
Drizzle
53%
7°
16°
Mon
9/21
Drizzle
68%
7°
16°
Tue
9/22
Drizzle
68%
8°
17°
Wed
9/23
Drizzle
60%
10°
17°
Thu
9/24
Drizzle
60%
10°
18°
Fri
9/25
Clear
60%
10°
19°
Sat
9/26
Drizzle
60%
10°
18°
Sun
9/27
Clear
60%
9°
18°
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
PM2.5
Fine particulate matter
23 AQI 4.2 µg/m³
O3
Ground-level ozone
Dominant
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 33 Good 33 23
Tue 29 Good 29 21
Wed 25 Good 25 16
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 Sun Sep 13, 20:00'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
MLCAPE19 J/kg
MUCAPE12 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index8.5
Kinematics
0–6 km Shear27 kt
0–1 km Shear9 kt
Eff. Shear—
0–1 km SRH63
0–3 km SRH162
Eff. SRH—
Storm Motion281° @ 21 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index27.9
Thermo & Levels
PWAT1.55 in
0–3 km LR3.1 °C/km
700–500 LR5.6 °C/km
Total Totals43.4
LCL997 hPa
LFC—
EL—
Freezing Lvl12,881 ft