Renton, Washington

Last updated: 12:26 AM CDT  ·  Refresh
9°C
Feels like 7°
Clear
▲ 14°  /  ▼ 4°
Wind
3 mph ESE
Humidity
69%
Dew Point
4°
Pressure
29.57 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
7:20 AM
Sunset
6:27 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Renton is currently clear at 9°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:20AM · Sunset: 6:27PM.

Alerts

No active alerts for this location.
32 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
9°
11%
11 PM
8°
11%
12 AM
8°
11%
1 AM
7°
3%
2 AM
7°
3%
3 AM
6°
3%
4 AM
6°
3%
5 AM
4°
3%
6 AM
4°
3%
7 AM
4°
3%
8 AM
5°
3%
9 AM
7°
3%
10 AM
9°
3%
11 AM
11°
3%
12 PM
12°
3%
1 PM
15°
3%
2 PM
16°
3%
3 PM
16°
3%
4 PM
16°
3%
5 PM
16°
3%
6 PM
14°
3%
7 PM
13°
3%
8 PM
13°
3%
9 PM
12°
3%
7-Day Forecast
Tonight
14° 4°
Clear.
Mon
16° 4°
Clear.
Tue
17° 8°
Mostly Cloudy.
Wed
17° 12°
Overcast.
Thu
23° 9°
Partly Cloudy.
Fri
24° 10°
Clear with a 20% chance of rain.
Sat
19° 10°
Clear with a 29% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 9° Clear 11% 3 mph ESE 69%
11 PM 8° Clear 11% 2 mph SE 70%
12 AM 8° Clear 11% 2 mph E 72%
1 AM 7° Clear 3% 2 mph E 73%
2 AM 7° Clear 3% 1 mph ESE 75%
3 AM 6° Clear 3% 2 mph S 77%
4 AM 6° Clear 3% 2 mph SSE 79%
5 AM 4° Clear 3% 3 mph SSE 80%
6 AM 4° Clear 3% 4 mph SE 80%
7 AM 4° Clear 3% 4 mph SE 80%
8 AM 5° Clear 3% 3 mph SSE 77%
9 AM 7° Clear 3% 2 mph S 70%
10 AM 9° Clear 3% 2 mph WSW 61%
11 AM 11° Clear 3% 2 mph W 54%
12 PM 12° Clear 3% 3 mph WNW 49%
1 PM 15° Clear 3% 3 mph WNW 44%
2 PM 16° Clear 3% 3 mph NW 41%
3 PM 16° Clear 3% 3 mph NW 40%
4 PM 16° Clear 3% 3 mph NW 40%
5 PM 16° Clear 3% 2 mph NNW 42%
6 PM 14° Clear 3% 2 mph N 45%
7 PM 13° Clear 3% 3 mph ENE 48%
8 PM 13° Clear 3% 3 mph E 51%
9 PM 12° Clear 3% 3 mph ESE 53%
15-Day Forecast
Today
10/11
Clear
11%
4°
14°
Mon
10/12
Clear
3%
4°
16°
Tue
10/13
Mostly Cloudy
7%
8°
17°
Wed
10/14
Overcast
14%
12°
17°
Thu
10/15
Partly Cloudy
3%
9°
23°
Fri
10/16
Clear
20%
10°
24°
Sat
10/17
Clear
29%
10°
19°
Sun
10/18
Clear
63%
8°
18°
Mon
10/19
Rain
69%
8°
15°
Tue
10/20
Drizzle
44%
7°
15°
Wed
10/21
Drizzle
51%
7°
15°
Thu
10/22
Drizzle
60%
7°
16°
Fri
10/23
Drizzle
60%
8°
17°
Sat
10/24
Drizzle
60%
8°
17°
Sun
10/25
Drizzle
60%
7°
17°
32
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
32 AQI 5.7 µg/m³
O3
Ground-level ozone
11 AQI 12 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 32 Good 11 32
Tue 52 Moderate 11 52
Wed 51 Moderate 7 51
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 Mon Oct 12, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 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 Index16.7
Kinematics
0–6 km Shear65 kt
0–1 km Shear8 kt
Eff. Shear—
0–1 km SRH26
0–3 km SRH69
Eff. SRH—
Storm Motion57° @ 34 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index8.7
Thermo & Levels
PWAT0.51 in
0–3 km LR5.1 °C/km
700–500 LR3.6 °C/km
Total Totals32.9
LCL923 hPa
LFC—
EL—
Freezing Lvl5,761 ft