Windward Haleakala, HI

Last updated: 7:40 PM CDT  ·  Refresh
28°C
Feels like 28°
Mostly Cloudy
▲ 31°  /  ▼ 21°
Wind
7 mph NNW
Humidity
47%
Dew Point
17°
Pressure
29.97 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
80%
Sunrise
6:54 AM
Sunset
6:58 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Windward Haleakala is currently mostly cloudy at 28°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:54AM · Sunset: 6:58PM.

Alerts

No active alerts for this location.
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
11%
8 PM
27°
10%
9 PM
26°
3%
10 PM
24°
3%
11 PM
24°
3%
12 AM
23°
3%
1 AM
22°
3%
2 AM
22°
3%
3 AM
22°
3%
4 AM
22°
4%
5 AM
21°
4%
6 AM
21°
4%
7 AM
22°
5%
8 AM
23°
5%
9 AM
24°
5%
10 AM
26°
5%
11 AM
27°
5%
12 PM
28°
5%
1 PM
31°
5%
2 PM
31°
6%
3 PM
31°
6%
4 PM
31°
6%
5 PM
29°
6%
6 PM
29°
6%
7-Day Forecast
Tonight
31° 21°
Mostly Cloudy.
Fri
33° 21°
Partly Cloudy.
Sat
33° 21°
Partly Cloudy.
Sun
34° 21°
Mostly Clear.
Mon
34° 22°
Mostly Clear.
Tue
36° 22°
Drizzle, 69% chance.
Wed
34° 22°
Rain, 70% chance.
TimeTempConditionsPrecipWindHumidity
Now 28° Mostly Cloudy 11% 7 mph NNW 46%
8 PM 27° Mostly Cloudy 10% 7 mph N 49%
9 PM 26° Partly Cloudy 3% 7 mph N 52%
10 PM 24° Mostly Cloudy 3% 7 mph N 56%
11 PM 24° Mostly Cloudy 3% 6 mph NNE 58%
12 AM 23° Overcast 3% 6 mph NNE 61%
1 AM 22° Overcast 3% 6 mph NNE 65%
2 AM 22° Mostly Cloudy 3% 6 mph NE 72%
3 AM 22° Partly Cloudy 3% 6 mph NE 78%
4 AM 22° Partly Cloudy 4% 6 mph NE 82%
5 AM 21° Partly Cloudy 4% 6 mph NE 83%
6 AM 21° Partly Cloudy 4% 7 mph ENE 85%
7 AM 22° Mostly Clear 5% 7 mph ENE 80%
8 AM 23° Mostly Clear 5% 8 mph ENE 74%
9 AM 24° Partly Cloudy 5% 8 mph ENE 68%
10 AM 26° Partly Cloudy 5% 8 mph ENE 63%
11 AM 27° Partly Cloudy 5% 8 mph ENE 59%
12 PM 28° Partly Cloudy 5% 7 mph ENE 56%
1 PM 31° Partly Cloudy 5% 7 mph ENE 54%
2 PM 31° Partly Cloudy 6% 7 mph ENE 53%
3 PM 31° Partly Cloudy 6% 7 mph ENE 52%
4 PM 31° Partly Cloudy 6% 7 mph ENE 53%
5 PM 29° Partly Cloudy 6% 6 mph E 52%
6 PM 29° Partly Cloudy 6% 6 mph E 56%
15-Day Forecast
Today
9/24
Mostly Cloudy
11%
21°
31°
Fri
9/25
Partly Cloudy
6%
21°
33°
Sat
9/26
Partly Cloudy
3%
21°
33°
Sun
9/27
Mostly Clear
14%
21°
34°
Mon
9/28
Mostly Clear
17%
22°
34°
Tue
9/29
Drizzle
69%
22°
36°
Wed
9/30
Rain
70%
22°
34°
Thu
10/1
Rain
80%
22°
34°
Fri
10/2
Drizzle
54%
22°
34°
Sat
10/3
Drizzle
54%
22°
33°
Sun
10/4
Drizzle
67%
22°
33°
Mon
10/5
Drizzle
60%
21°
32°
Tue
10/6
Drizzle
60%
18°
31°
Wed
10/7
Drizzle
60%
17°
29°
Thu
10/8
Drizzle
60%
16°
28°
48
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
48 AQI 8.6 µg/m³
O3
Ground-level ozone
42 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 42 48
Sat 43 Good 43 43
Sun 54 Moderate 54 41
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 Thu Sep 24, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE2 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index5.9
Kinematics
0–6 km Shear5 kt
0–1 km Shear8 kt
Eff. Shear—
0–1 km SRH-3
0–3 km SRH16
Eff. SRH—
Storm Motion15° @ 22 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-0.1
Thermo & Levels
PWAT0.95 in
0–3 km LR5.5 °C/km
700–500 LR5.1 °C/km
Total Totals27.3
LCL859 hPa
LFC—
EL—
Freezing Lvl17,923 ft