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

San Rafael Swell Recreation Area, Emery County, Utah, United States

Last updated: 2:26 AM CDT  ·  Refresh
24°C
Feels like 19°
Mostly Clear
▲ 37°  /  ▼ 19°
Wind
10 mph NNW
Humidity
17%
Dew Point
-2°
Pressure
23.62 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
11%
Sunrise
6:29 AM
Sunset
8:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: San Rafael Swell Recreation Area is currently mostly clear at 24°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:29AM · Sunset: 8:26PM.

Alerts

Excessive Heat Warning
Great Salt Lake Desert and Mountains, UT, Tooele and Rush Valleys, UT, Northern Wasatch Front, UT, Salt Lake Valley, UT, Western Millard and Juab Counties, UT, Castle Country, UT, San Rafael Swell, UT, Lower Washington County, UT, Zion National Park, UT, Glen Canyon Recreation Area/Lake Powell, UT, South Central Utah, UT, Capitol Reef National Park and Vicinity, UT, Western Canyonlands, UT, Eastern Box Elder County, UT, Utah Valley, UT, Cache Valley/Utah Portion, UT, Western Uinta Basin, UT, Eastern Juab/Millard Counties, UT, Sanpete Valley, UT, Sevier Valley, UT, Southwest Utah, UT, Upper Sevier River Valleys, UT, Bryce Canyon Country, UT
Expires 1:00 AM
77 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
11%
2 AM
24°
3%
3 AM
24°
3%
4 AM
23°
3%
5 AM
20°
3%
6 AM
20°
3%
7 AM
21°
3%
8 AM
23°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
32°
3%
1 PM
34°
3%
2 PM
36°
3%
3 PM
36°
3%
4 PM
34°
3%
5 PM
34°
3%
6 PM
34°
3%
7 PM
33°
3%
8 PM
30°
3%
9 PM
27°
5%
10 PM
27°
5%
11 PM
26°
5%
12 AM
26°
5%
7-Day Forecast
Today
37° 19°
Partly Cloudy.
Sun
36° 19°
Partly Cloudy with a 46% chance of rain.
Mon
33° 17°
Partly Cloudy with a 50% chance of rain.
Tue
34° 18°
Partly Cloudy with a 24% chance of rain.
Wed
33° 21°
Rain, 29% chance.
Thu
31° 18°
Rain, 64% chance.
Fri
29° 16°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Clear 11% 10 mph NNW 17%
2 AM 24° Mostly Clear 3% 9 mph NNW 17%
3 AM 24° Partly Cloudy 3% 9 mph NNW 18%
4 AM 23° Mostly Cloudy 3% 9 mph NNW 18%
5 AM 20° Mostly Cloudy 3% 8 mph NNW 19%
6 AM 20° Mostly Cloudy 3% 7 mph NNW 19%
7 AM 21° Mostly Cloudy 3% 5 mph N 18%
8 AM 23° Mostly Cloudy 3% 4 mph NNE 16%
9 AM 28° Mostly Cloudy 3% 4 mph ENE 14%
10 AM 29° Mostly Cloudy 3% 4 mph ESE 13%
11 AM 30° Partly Cloudy 3% 5 mph SE 12%
12 PM 32° Partly Cloudy 3% 5 mph SSE 11%
1 PM 34° Mostly Clear 3% 6 mph S 10%
2 PM 36° Mostly Clear 3% 8 mph SSW 10%
3 PM 36° Partly Cloudy 3% 9 mph WSW 10%
4 PM 34° Mostly Cloudy 3% 11 mph WNW 12%
5 PM 34° Mostly Cloudy 3% 15 mph WNW 14%
6 PM 34° Mostly Cloudy 3% 16 mph WNW 16%
7 PM 33° Mostly Cloudy 3% 14 mph NW 19%
8 PM 30° Mostly Cloudy 3% 12 mph NW 22%
9 PM 27° Mostly Cloudy 5% 10 mph NW 24%
10 PM 27° Mostly Cloudy 5% 10 mph NNW 25%
11 PM 26° Mostly Cloudy 5% 10 mph NNW 26%
12 AM 26° Mostly Cloudy 5% 9 mph NNW 28%
15-Day Forecast
Today
8/8
Partly Cloudy
11%
19°
37°
Sun
8/9
Partly Cloudy
46%
19°
36°
Mon
8/10
Partly Cloudy
50%
17°
33°
Tue
8/11
Partly Cloudy
24%
18°
34°
Wed
8/12
Rain
29%
21°
33°
Thu
8/13
Rain
64%
18°
31°
Fri
8/14
Rain
63%
16°
29°
Sat
8/15
Rain
68%
16°
29°
Sun
8/16
Rain
68%
17°
30°
Mon
8/17
Rain
64%
18°
29°
Tue
8/18
Drizzle
60%
20°
30°
Wed
8/19
Drizzle
60%
20°
30°
Thu
8/20
Clear
60%
20°
31°
Fri
8/21
Drizzle
60%
21°
31°
Sat
8/22
Clear
60%
21°
32°
77
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
67 AQI 17.5 µg/m³
O3
Ground-level ozone
Dominant
77 AQI 64 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 77 Moderate 77 67
Sun 151 Unhealthy 118 151
Mon 69 Moderate 61 69
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 Sat Aug 8, 06:00'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
MLCAPE20 J/kg
MUCAPE0 J/kg
SBCIN-7017 J/kg
MLCIN0 J/kg
Lifted Index4.8
Kinematics
0–6 km Shear5 kt
0–1 km Shear4 kt
Eff. Shear—
0–1 km SRH14
0–3 km SRH-13
Eff. SRH—
Storm Motion138° @ 11 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index—
Thermo & Levels
PWAT0.46 in
0–3 km LR7.2 °C/km
700–500 LR9.4 °C/km
Total Totals—
LCL543 hPa
LFC—
EL—
Freezing Lvl10,699 ft