Kennewick, Washington

Last updated: 5:54 PM CDT  ·  Refresh
17°C
Feels like 13°
Rain
▲ 18°  /  ▼ 9°
Wind
13 mph W
Humidity
54%
Dew Point
8°
Pressure
29.44 inHg
Visibility
10 mi
UV Index
2.7
Cloud Cover
92%
Sunrise
6:31 AM
Sunset
7:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Kennewick is currently rain at 17°C. Precipitation is likely — peak probability 74% around 3 PM. Sunrise: 6:31AM · Sunset: 7:11PM.

Alerts

No active alerts for this location.
34 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
17°
74%
4 PM
14°
73%
5 PM
16°
72%
6 PM
16°
41%
7 PM
15°
38%
8 PM
15°
31%
9 PM
13°
47%
10 PM
13°
22%
11 PM
13°
21%
12 AM
13°
4%
1 AM
12°
4%
2 AM
12°
4%
3 AM
12°
4%
4 AM
11°
3%
5 AM
9°
3%
6 AM
9°
3%
7 AM
9°
3%
8 AM
11°
3%
9 AM
12°
3%
10 AM
16°
3%
11 AM
17°
3%
12 PM
17°
3%
1 PM
18°
3%
2 PM
19°
3%
7-Day Forecast
Today
18° 9°
Rain, 74% chance.
Mon
22° 9°
Clear.
Tue
22° 10°
Overcast.
Wed
28° 9°
Clear.
Thu
29° 12°
Mostly Cloudy.
Fri
30° 14°
Partly Cloudy.
Sat
30° 13°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 17° Rain 74% 13 mph W 54%
4 PM 14° Rain 73% 12 mph W 63%
5 PM 16° Overcast 72% 11 mph WSW 67%
6 PM 16° Overcast 41% 11 mph WSW 72%
7 PM 15° Overcast 38% 11 mph WSW 73%
8 PM 15° Overcast 31% 11 mph WSW 74%
9 PM 13° Mostly Cloudy 47% 10 mph SW 74%
10 PM 13° Mostly Cloudy 22% 9 mph SW 74%
11 PM 13° Partly Cloudy 21% 9 mph SW 74%
12 AM 13° Mostly Clear 4% 8 mph SW 74%
1 AM 12° Clear 4% 9 mph WSW 74%
2 AM 12° Clear 4% 9 mph WSW 75%
3 AM 12° Clear 4% 9 mph WSW 76%
4 AM 11° Clear 3% 8 mph SW 77%
5 AM 9° Mostly Clear 3% 8 mph SW 77%
6 AM 9° Mostly Clear 3% 7 mph SW 78%
7 AM 9° Mostly Clear 3% 8 mph SW 77%
8 AM 11° Mostly Clear 3% 8 mph SW 69%
9 AM 12° Clear 3% 8 mph SW 60%
10 AM 16° Clear 3% 8 mph SW 54%
11 AM 17° Clear 3% 7 mph SW 50%
12 PM 17° Clear 3% 7 mph SW 47%
1 PM 18° Clear 3% 7 mph SW 44%
2 PM 19° Clear 3% 7 mph SW 42%
15-Day Forecast
Today
9/13
Rain
74%
9°
18°
Mon
9/14
Clear
4%
9°
22°
Tue
9/15
Overcast
3%
10°
22°
Wed
9/16
Clear
3%
9°
28°
Thu
9/17
Mostly Cloudy
16%
12°
29°
Fri
9/18
Partly Cloudy
15%
14°
30°
Sat
9/19
Clear
3%
13°
30°
Sun
9/20
Clear
3%
13°
29°
Mon
9/21
Clear
3%
14°
28°
Tue
9/22
Mostly Cloudy
19%
13°
28°
Wed
9/23
Partly Cloudy
15%
12°
26°
Thu
9/24
Clear
25%
12°
25°
Fri
9/25
Clear
60%
11°
24°
Sat
9/26
Clear
25%
12°
26°
Sun
9/27
Clear
25%
12°
26°
34
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
8 AQI 1.4 µg/m³
O3
Ground-level ozone
Dominant
34 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 34 Good 34 8
Tue 33 Good 33 13
Wed 37 Good 37 24
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 Sun Sep 13, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE102 J/kg
MLCAPE49 J/kg
MUCAPE102 J/kg
SBCIN-1 J/kg
MLCIN-12 J/kg
Lifted Index0.8
Kinematics
0–6 km Shear24 kt
0–1 km Shear9 kt
Eff. Shear15 kt
0–1 km SRH-4
0–3 km SRH-37
Eff. SRH-37
Storm Motion298° @ 6 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.8
Thermo & Levels
PWAT0.83 in
0–3 km LR7.9 °C/km
700–500 LR6.4 °C/km
Total Totals51.3
LCL864 hPa
LFC857 hPa
EL568 hPa
Freezing Lvl6,621 ft