Foothills and Valleys of Thurston and Lewis Counties, WA

Last updated: 4:27 AM CDT  ·  Refresh
19°C
Feels like 21°
Mostly Clear
▲ 34°  /  ▼ 19°
Wind
3 mph E
Humidity
84%
Dew Point
17°
Pressure
30.04 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
16%
Sunrise
7:04 AM
Sunset
6:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Foothills and Valleys of Thurston and Lewis Counties is currently mostly clear at 19°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:04AM · Sunset: 6:36PM.

Alerts

No active alerts for this location.
48 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
6%
5 AM
17°
3%
6 AM
17°
7%
7 AM
17°
9%
8 AM
19°
11%
9 AM
22°
3%
10 AM
25°
3%
11 AM
27°
3%
12 PM
29°
3%
1 PM
33°
3%
2 PM
34°
3%
3 PM
34°
3%
4 PM
34°
3%
5 PM
33°
3%
6 PM
31°
3%
7 PM
29°
3%
8 PM
27°
3%
9 PM
26°
3%
10 PM
24°
3%
11 PM
23°
3%
12 AM
23°
3%
1 AM
23°
3%
2 AM
22°
6%
3 AM
22°
6%
7-Day Forecast
Today
34° 19°
Clear.
Tue
34° 19°
Haze.
Wed
34° 17°
Haze.
Thu
35° 17°
Partly Cloudy.
Fri
37° 18°
Clear with a 21% chance of rain.
Sat
29° 13°
Clear with a 37% chance of rain.
Sun
31° 11°
Drizzle, 44% chance.
TimeTempConditionsPrecipWindHumidity
Now 19° Mostly Clear 6% 3 mph E 84%
5 AM 17° Clear 3% 3 mph E 82%
6 AM 17° Mostly Clear 7% 2 mph E 84%
7 AM 17° Mostly Clear 9% 2 mph E 84%
8 AM 19° Mostly Clear 11% 2 mph E 78%
9 AM 22° Clear 3% 3 mph ESE 68%
10 AM 25° Clear 3% 3 mph ESE 58%
11 AM 27° Clear 3% 4 mph SE 48%
12 PM 29° Clear 3% 5 mph SE 40%
1 PM 33° Clear 3% 6 mph SE 34%
2 PM 34° Clear 3% 6 mph SSE 32%
3 PM 34° Clear 3% 7 mph SSE 30%
4 PM 34° Clear 3% 7 mph SSE 31%
5 PM 33° Clear 3% 6 mph SSE 37%
6 PM 31° Clear 3% 5 mph SSE 44%
7 PM 29° Clear 3% 5 mph SE 51%
8 PM 27° Clear 3% 5 mph SSE 58%
9 PM 26° Clear 3% 5 mph SSE 64%
10 PM 24° Clear 3% 5 mph S 69%
11 PM 23° Clear 3% 5 mph S 72%
12 AM 23° Clear 3% 5 mph SSE 74%
1 AM 23° Clear 3% 5 mph SSE 77%
2 AM 22° Mostly Clear 6% 5 mph SSE 81%
3 AM 22° Partly Cloudy 6% 4 mph SSE 85%
15-Day Forecast
Today
10/12
Clear
9%
19°
34°
Tue
10/13
Haze
6%
19°
34°
Wed
10/14
Haze
17%
17°
34°
Thu
10/15
Partly Cloudy
19%
17°
35°
Fri
10/16
Clear
21%
18°
37°
Sat
10/17
Clear
37%
13°
29°
Sun
10/18
Drizzle
44%
11°
31°
Mon
10/19
Drizzle
43%
17°
33°
Tue
10/20
Drizzle
44%
19°
32°
Wed
10/21
Drizzle
51%
19°
30°
Thu
10/22
Rain
90%
19°
32°
Fri
10/23
Drizzle
60%
17°
32°
Sat
10/24
Drizzle
60%
16°
31°
Sun
10/25
Clear
25%
15°
31°
Mon
10/26
Drizzle
60%
14°
31°
48
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
40 AQI 7.2 µg/m³
O3
Ground-level ozone
Dominant
48 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 48 40
Tue 74 Moderate 74 54
Wed 55 Moderate 49 55
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, 08:00'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
MLCAPE22 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index8.5
Kinematics
0–6 km Shear16 kt
0–1 km Shear11 kt
Eff. Shear—
0–1 km SRH-5
0–3 km SRH-13
Eff. SRH—
Storm Motion3° @ 10 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-22.5
Thermo & Levels
PWAT0.53 in
0–3 km LR2.9 °C/km
700–500 LR5.4 °C/km
Total Totals14.0
LCL984 hPa
LFC—
EL—
Freezing Lvl16,411 ft