Heat Advisory — Lower Treasure Valley, ID, Upper Treasure Valley, ID, Southwest Highlands, ID, Western Magic Valley, ID, Owyhee Mountains, ID, Southern Twin Falls County, ID, Upper Weiser River, ID, Harney County, OR, Baker County, OR, Malheur County, OR, Oregon Lower Treasure Valley, OR 10:00 PM

Twin Falls, Idaho

Last updated: 3:41 AM CDT  ·  Refresh
21°C
Feels like 17°
Clear
▲ 41°  /  ▼ 17°
Wind
4 mph S
Humidity
20%
Dew Point
-1°
Pressure
26.22 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:35 AM
Sunset
8:50 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Twin Falls is currently clear at 21°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:35AM · Sunset: 8:50PM.

Alerts

Heat Advisory
Lower Treasure Valley, ID, Upper Treasure Valley, ID, Southwest Highlands, ID, Western Magic Valley, ID, Owyhee Mountains, ID, Southern Twin Falls County, ID, Upper Weiser River, ID, Harney County, OR, Baker County, OR, Malheur County, OR, Oregon Lower Treasure Valley, OR
Expires 10:00 PM
97 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
3 AM
21°
3%
4 AM
20°
3%
5 AM
14°
3%
6 AM
16°
3%
7 AM
17°
3%
8 AM
21°
3%
9 AM
23°
3%
10 AM
27°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
35°
3%
2 PM
36°
3%
3 PM
36°
3%
4 PM
36°
3%
5 PM
41°
3%
6 PM
39°
3%
7 PM
37°
3%
8 PM
34°
3%
9 PM
30°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
26°
3%
7-Day Forecast
Today
41° 17°
Clear.
Sat
39° 17°
Mostly Clear.
Sun
39° 15°
Clear.
Mon
39° 13°
Clear.
Tue
39° 16°
Partly Cloudy.
Wed
38° 16°
Mostly Clear.
Thu
38° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Clear 3% 4 mph S 20%
3 AM 21° Clear 3% 4 mph SSE 19%
4 AM 20° Clear 3% 4 mph SSE 20%
5 AM 14° Clear 3% 4 mph SSE 20%
6 AM 16° Clear 3% 4 mph SSE 19%
7 AM 17° Clear 3% 3 mph SE 17%
8 AM 21° Clear 3% 2 mph ESE 15%
9 AM 23° Clear 3% 1 mph E 13%
10 AM 27° Clear 3% 2 mph NNW 11%
11 AM 30° Clear 3% 3 mph NW 9%
12 PM 31° Clear 3% 4 mph NW 8%
1 PM 35° Clear 3% 6 mph NW 8%
2 PM 36° Clear 3% 9 mph NW 8%
3 PM 36° Clear 3% 10 mph NW 8%
4 PM 36° Clear 3% 11 mph NW 8%
5 PM 41° Clear 3% 12 mph NW 8%
6 PM 39° Clear 3% 10 mph NW 9%
7 PM 37° Clear 3% 8 mph NW 10%
8 PM 34° Mostly Clear 3% 7 mph NW 12%
9 PM 30° Clear 3% 6 mph WNW 13%
10 PM 29° Clear 3% 5 mph W 14%
11 PM 28° Clear 3% 5 mph SW 15%
12 AM 27° Clear 3% 5 mph SW 16%
1 AM 26° Clear 3% 5 mph SW 18%
15-Day Forecast
Today
8/7
Clear
3%
17°
41°
Sat
8/8
Mostly Clear
3%
17°
39°
Sun
8/9
Clear
3%
15°
39°
Mon
8/10
Clear
3%
13°
39°
Tue
8/11
Partly Cloudy
3%
16°
39°
Wed
8/12
Mostly Clear
3%
16°
38°
Thu
8/13
Clear
3%
16°
38°
Fri
8/14
Clear
34%
15°
38°
Sat
8/15
Drizzle
47%
18°
38°
Sun
8/16
Drizzle
52%
18°
31°
Mon
8/17
Clear
60%
18°
32°
Tue
8/18
Clear
25%
18°
32°
Wed
8/19
Clear
25%
18°
33°
Thu
8/20
Clear
25%
18°
33°
Fri
8/21
Clear
25%
18°
33°
97
Moderate
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
94 AQI 32.2 µg/m³
O3
Ground-level ozone
Dominant
97 AQI 69 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 97 Moderate 97 94
Sat 104 Unhealthy for Sensitive Groups 104 97
Sun 108 Unhealthy for Sensitive Groups 108 105
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 Fri Aug 7, 07:00'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
MLCAPE23 J/kg
MUCAPE0 J/kg
SBCIN-12639 J/kg
MLCIN0 J/kg
Lifted Index12.1
Kinematics
0–6 km Shear23 kt
0–1 km Shear7 kt
Eff. Shear—
0–1 km SRH-36
0–3 km SRH-77
Eff. SRH—
Storm Motion233° @ 23 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado-0.0
STP (eff)—
Supercell—
K-Index3.8
Thermo & Levels
PWAT0.42 in
0–3 km LR4.0 °C/km
700–500 LR8.6 °C/km
Total Totals36.4
LCL637 hPa
LFC—
EL—
Freezing Lvl13,071 ft