Excessive Heat Warning — Glen Canyon Recreation Area/Lake Powell, UT, Eastern Juab/Millard Counties, UT, Sanpete Valley, UT, Sevier Valley, UT, Castle Country, UT, Great Salt Lake Desert and Mountains, UT, Tooele and Rush Valleys, UT, Western Uinta Basin, UT, Eastern Box Elder County, UT, Northern Wasatch Front, UT, Salt Lake Valley, UT, Utah Valley, UT, Cache Valley/Utah Portion, UT, Zion National Park, UT, South Central Utah, UT, Western Canyonlands, UT 1:00 AM

Mount Pleasant, Utah

Last updated: 12:38 AM CDT  ·  Refresh
24°C
Feels like 23°
Mostly Cloudy
▲ 25°  /  ▼ 19°
Wind
6 mph S
Humidity
38%
Dew Point
Pressure
23.86 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
73%
Sunrise
6:19 AM
Sunset
8:44 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mount Pleasant is currently mostly cloudy at 25°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:19AM · Sunset: 8:44PM.

51 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
11%
12 AM
26°
11%
1 AM
24°
25%
2 AM
24°
16%
3 AM
23°
3%
4 AM
22°
3%
5 AM
19°
3%
6 AM
19°
14%
7 AM
21°
3%
8 AM
23°
3%
9 AM
27°
5%
10 AM
28°
9%
11 AM
29°
8%
12 PM
30°
9%
1 PM
32°
9%
2 PM
32°
9%
3 PM
32°
18%
4 PM
31°
18%
5 PM
33°
18%
6 PM
31°
19%
7 PM
30°
19%
8 PM
29°
19%
9 PM
26°
15%
10 PM
26°
15%
7-Day Forecast
Tonight
25° 19°
Mostly Cloudy.
Mon
33° 18°
Partly Cloudy.
Tue
33° 16°
Mostly Clear with a 30% chance of rain.
Wed
29° 16°
Mostly Clear with a 43% chance of rain.
Thu
35° 14°
Mostly Clear.
Fri
37° 17°
Clear.
Sat
38° 17°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Cloudy 11% 6 mph S 38%
12 AM 26° Partly Cloudy 11% 4 mph SE 35%
1 AM 24° Partly Cloudy 25% 3 mph ESE 37%
2 AM 24° Mostly Cloudy 16% 3 mph SE 39%
3 AM 23° Partly Cloudy 3% 3 mph ESE 41%
4 AM 22° Partly Cloudy 3% 4 mph SE 42%
5 AM 19° Partly Cloudy 3% 5 mph SE 44%
6 AM 19° Mostly Clear 14% 4 mph SE 43%
7 AM 21° Mostly Clear 3% 3 mph S 40%
8 AM 23° Clear 3% 4 mph SW 36%
9 AM 27° Clear 5% 6 mph SW 32%
10 AM 28° Mostly Clear 9% 8 mph SW 30%
11 AM 29° Mostly Clear 8% 8 mph SW 27%
12 PM 30° Mostly Clear 9% 8 mph SW 26%
1 PM 32° Partly Cloudy 9% 7 mph SW 26%
2 PM 32° Partly Cloudy 9% 8 mph WSW 26%
3 PM 32° Mostly Cloudy 18% 8 mph W 26%
4 PM 31° Partly Cloudy 18% 9 mph WSW 27%
5 PM 33° Partly Cloudy 18% 10 mph WSW 28%
6 PM 31° Partly Cloudy 19% 10 mph WSW 30%
7 PM 30° Partly Cloudy 19% 8 mph WSW 34%
8 PM 29° Partly Cloudy 19% 7 mph WSW 38%
9 PM 26° Partly Cloudy 15% 6 mph WSW 41%
10 PM 26° Partly Cloudy 15% 6 mph WSW 43%
15-Day Forecast
Today
7/26
Mostly Cloudy
11%
19°
25°
Mon
7/27
Partly Cloudy
18%
18°
33°
Tue
7/28
Mostly Clear
30%
16°
33°
Wed
7/29
Mostly Clear
43%
16°
29°
Thu
7/30
Mostly Clear
3%
14°
35°
Fri
7/31
Clear
8%
17°
37°
Sat
8/1
Clear
17%
17°
38°
Sun
8/2
Clear
3%
18°
38°
Mon
8/3
Clear
3%
18°
37°
Tue
8/4
Clear
19%
17°
36°
Wed
8/5
Clear
19%
15°
36°
Thu
8/6
Drizzle
60%
17°
34°
Fri
8/7
Drizzle
60%
17°
32°
Sat
8/8
Drizzle
60%
16°
32°
Sun
8/9
Drizzle
60%
16°
31°
51
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
28 AQI 5.1 µg/m³
O3
Ground-level ozone
Dominant
51 AQI 55 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 51 28
Tue 54 Moderate 54 31
Wed 48 Good 48 32
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 Jul 27, 04:00'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
SBCAPE0 J/kg
MLCAPE5 J/kg
MUCAPE46 J/kg
SBCIN-3975 J/kg
MLCIN0 J/kg
Lifted Index1.1
Kinematics
0–6 km Shear12 kt
0–1 km Shear12 kt
Eff. Shear
0–1 km SRH-32
0–3 km SRH-4
Eff. SRH
Storm Motion157° @ 20 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado-0.0
STP (eff)
Supercell
K-Index
Thermo & Levels
PWAT1.08 in
0–3 km LR7.4 °C/km
700–500 LR8.2 °C/km
Total Totals
LCL630 hPa
LFC
EL
Freezing Lvl10,840 ft