Small Craft Advisory — Nelson Lagoon to Unalga Pass from 15 to 70 NM, PK 8:00 PM

Nelson Lagoon to Unalga Pass from 15 to 70 NM, PK

Last updated: 11:20 AM CDT  ·  Refresh
31°C
Feels like 36°
Mostly Clear
▲ 34°  /  ▼ 23°
Wind
5 mph ESE
Humidity
62%
Dew Point
24°
Pressure
30.03 inHg
Visibility
10 mi
UV Index
8.6
Cloud Cover
11%
Sunrise
6:45 AM
Sunset
7:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Nelson Lagoon to Unalga Pass from 15 to 70 NM is currently mostly clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2214 J/kg) — isolated convective development possible. Sunrise: 6:45AM · Sunset: 7:18PM.

Alerts

Small Craft Advisory
Nelson Lagoon to Unalga Pass from 15 to 70 NM, PK
Expires 8:00 PM
40 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
13%
12 PM
32°
31%
1 PM
32°
28%
2 PM
33°
33%
3 PM
32°
37%
4 PM
32°
27%
5 PM
31°
27%
6 PM
30°
15%
7 PM
29°
7%
8 PM
28°
7%
9 PM
27°
8%
10 PM
27°
8%
11 PM
26°
3%
12 AM
26°
3%
1 AM
26°
3%
2 AM
25°
5%
3 AM
25°
5%
4 AM
25°
9%
5 AM
23°
9%
6 AM
23°
13%
7 AM
24°
12%
8 AM
25°
19%
9 AM
27°
30%
10 AM
28°
41%
7-Day Forecast
Today
34° 23°
Partly Cloudy with a 33% chance of rain.
Wed
34° 23°
Partly Cloudy with a 45% chance of rain.
Thu
34° 23°
Heavy Rain, 79% chance.
Fri
33° 23°
Partly Cloudy with a 66% chance of rain.
Sat
34° 23°
Rain, 82% chance.
Sun
35° 23°
Rain, 82% chance.
Mon
34° 23°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Clear 13% 5 mph ESE 62%
12 PM 32° Partly Cloudy 31% 6 mph ESE 57%
1 PM 32° Partly Cloudy 28% 6 mph ESE 53%
2 PM 33° Mostly Cloudy 33% 7 mph ESE 54%
3 PM 32° Mostly Cloudy 37% 8 mph ESE 56%
4 PM 32° Mostly Cloudy 27% 9 mph ESE 59%
5 PM 31° Mostly Cloudy 27% 8 mph SE 63%
6 PM 30° Mostly Cloudy 15% 8 mph SE 67%
7 PM 29° Overcast 7% 6 mph SE 72%
8 PM 28° Mostly Cloudy 7% 6 mph SE 76%
9 PM 27° Mostly Cloudy 8% 5 mph SE 79%
10 PM 27° Partly Cloudy 8% 4 mph SE 82%
11 PM 26° Mostly Clear 3% 4 mph ESE 84%
12 AM 26° Mostly Clear 3% 4 mph ESE 87%
1 AM 26° Partly Cloudy 3% 3 mph ESE 89%
2 AM 25° Partly Cloudy 5% 3 mph E 91%
3 AM 25° Partly Cloudy 5% 3 mph ENE 93%
4 AM 25° Partly Cloudy 9% 4 mph ENE 94%
5 AM 23° Partly Cloudy 9% 4 mph ENE 94%
6 AM 23° Partly Cloudy 13% 4 mph NE 95%
7 AM 24° Haze 12% 4 mph NE 94%
8 AM 25° Partly Cloudy 19% 4 mph ENE 88%
9 AM 27° Partly Cloudy 30% 5 mph ENE 83%
10 AM 28° Partly Cloudy 41% 5 mph ENE 78%
15-Day Forecast
Today
9/8
Partly Cloudy
33%
23°
34°
Wed
9/9
Partly Cloudy
45%
23°
34°
Thu
9/10
Heavy Rain
79%
23°
34°
Fri
9/11
Partly Cloudy
66%
23°
33°
Sat
9/12
Rain
82%
23°
34°
Sun
9/13
Rain
82%
23°
35°
Mon
9/14
Drizzle
53%
23°
34°
Tue
9/15
Drizzle
42%
23°
33°
Wed
9/16
Drizzle
44%
22°
35°
Thu
9/17
Rain
50%
23°
37°
Fri
9/18
Drizzle
64%
23°
34°
Sat
9/19
Drizzle
60%
22°
34°
Sun
9/20
Drizzle
60%
22°
34°
Mon
9/21
Drizzle
60%
21°
33°
Tue
9/22
Drizzle
60%
21°
33°
40
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
40 AQI 7.3 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 40 Good 34 40
Thu 29 Good 27 29
Fri 33 Good 33 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 Tue Sep 8, 15:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2736 J/kg
MLCAPE1153 J/kg
MUCAPE2736 J/kg
SBCIN-13 J/kg
MLCIN-58 J/kg
Lifted Index-6.1
Kinematics
0–6 km Shear6 kt
0–1 km Shear4 kt
Eff. Shear7 kt
0–1 km SRH7
0–3 km SRH13
Eff. SRH13
Storm Motion144° @ 20 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.4
Thermo & Levels
PWAT1.93 in
0–3 km LR6.9 °C/km
700–500 LR5.5 °C/km
Total Totals44.3
LCL922 hPa
LFC872 hPa
EL163 hPa
Freezing Lvl15,466 ft