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: 4:23 AM CDT  ·  Refresh
21°C
Feels like 17°
Clear
▲ 39°  /  ▼ 18°
Wind
5 mph SSW
Humidity
20%
Dew Point
-2°
Pressure
26.15 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
93 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
4 AM
21°
3%
5 AM
20°
3%
6 AM
16°
3%
7 AM
17°
3%
8 AM
19°
3%
9 AM
23°
3%
10 AM
26°
3%
11 AM
29°
3%
12 PM
31°
3%
1 PM
32°
3%
2 PM
36°
3%
3 PM
36°
3%
4 PM
36°
3%
5 PM
36°
3%
6 PM
39°
3%
7 PM
37°
3%
8 PM
34°
3%
9 PM
33°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
27°
3%
2 AM
26°
3%
7-Day Forecast
Today
39° 18°
Clear.
Sat
38° 18°
Partly Cloudy.
Sun
37° 16°
Clear.
Mon
38° 14°
Clear.
Tue
39° 16°
Partly Cloudy.
Wed
38° 16°
Partly Cloudy.
Thu
37° 17°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Clear 3% 5 mph SSW 20%
4 AM 21° Clear 3% 4 mph S 17%
5 AM 20° Clear 3% 4 mph S 18%
6 AM 16° Clear 3% 4 mph SSE 19%
7 AM 17° Clear 3% 4 mph SSE 17%
8 AM 19° Clear 3% 3 mph SE 16%
9 AM 23° Clear 3% 2 mph ENE 14%
10 AM 26° Clear 3% 2 mph N 12%
11 AM 29° Clear 3% 3 mph NNW 10%
12 PM 31° Clear 3% 4 mph NW 9%
1 PM 32° Clear 3% 6 mph NW 8%
2 PM 36° Clear 3% 8 mph NW 8%
3 PM 36° Clear 3% 10 mph NW 8%
4 PM 36° Mostly Clear 3% 11 mph NW 8%
5 PM 36° Mostly Clear 3% 11 mph NW 8%
6 PM 39° Mostly Clear 3% 11 mph NW 9%
7 PM 37° Mostly Clear 3% 9 mph NW 10%
8 PM 34° Mostly Clear 3% 7 mph NW 12%
9 PM 33° Clear 3% 6 mph WNW 12%
10 PM 29° Clear 3% 5 mph W 13%
11 PM 28° Clear 3% 5 mph WSW 14%
12 AM 27° Clear 3% 6 mph SW 15%
1 AM 27° Mostly Clear 3% 6 mph SW 16%
2 AM 26° Mostly Clear 3% 5 mph SW 17%
15-Day Forecast
Today
8/7
Clear
3%
18°
39°
Sat
8/8
Partly Cloudy
3%
18°
38°
Sun
8/9
Clear
3%
16°
37°
Mon
8/10
Clear
3%
14°
38°
Tue
8/11
Partly Cloudy
3%
16°
39°
Wed
8/12
Partly Cloudy
3%
16°
38°
Thu
8/13
Mostly Clear
3%
17°
37°
Fri
8/14
Clear
15%
16°
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°
93
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
93 AQI 31.7 µg/m³
O3
Ground-level ozone
Dominant
93 AQI 68 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 93 Moderate 93 93
Sat 101 Unhealthy for Sensitive Groups 101 94
Sun 108 Unhealthy for Sensitive Groups 108 100
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, 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
MLCAPE18 J/kg
MUCAPE0 J/kg
SBCIN-12613 J/kg
MLCIN0 J/kg
Lifted Index12.1
Kinematics
0–6 km Shear21 kt
0–1 km Shear5 kt
Eff. Shear—
0–1 km SRH-26
0–3 km SRH-67
Eff. SRH—
Storm Motion236° @ 24 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado-0.0
STP (eff)—
Supercell—
K-Index3.6
Thermo & Levels
PWAT0.42 in
0–3 km LR4.2 °C/km
700–500 LR8.5 °C/km
Total Totals36.3
LCL630 hPa
LFC—
EL—
Freezing Lvl13,025 ft