Merced County, California, United States

Last updated: 9:48 AM CDT  ·  Refresh
14°C
Feels like 12°
Clear
▲ 33°  /  ▼ 13°
Wind
2 mph NNW
Humidity
64%
Dew Point
9°
Pressure
29.81 inHg
Visibility
10 mi
UV Index
3.1
Cloud Cover
4%
Sunrise
6:43 AM
Sunset
7:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Merced County is currently clear at 14°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:43AM · Sunset: 7:11PM.

Alerts

No active alerts for this location.
41 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
14°
3%
8 AM
15°
3%
9 AM
18°
3%
10 AM
21°
3%
11 AM
23°
3%
12 PM
25°
3%
1 PM
29°
3%
2 PM
30°
3%
3 PM
31°
3%
4 PM
31°
3%
5 PM
33°
3%
6 PM
30°
3%
7 PM
27°
3%
8 PM
26°
3%
9 PM
23°
3%
10 PM
22°
3%
11 PM
21°
3%
12 AM
21°
3%
1 AM
19°
3%
2 AM
18°
3%
3 AM
18°
3%
4 AM
16°
3%
5 AM
13°
3%
6 AM
14°
3%
7-Day Forecast
Today
33° 13°
Clear.
Tue
34° 13°
Clear.
Wed
29° 12°
Fog.
Thu
28° 10°
Fog.
Fri
33° 13°
Clear.
Sat
35° 14°
Clear.
Sun
34° 14°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 14° Clear 3% 2 mph NNW 64%
8 AM 15° Clear 3% 4 mph NNW 54%
9 AM 18° Clear 3% 6 mph NNW 42%
10 AM 21° Clear 3% 8 mph NNW 32%
11 AM 23° Clear 3% 8 mph NNW 26%
12 PM 25° Clear 3% 8 mph NNW 22%
1 PM 29° Clear 3% 8 mph NNW 19%
2 PM 30° Clear 3% 9 mph NNW 17%
3 PM 31° Clear 3% 10 mph NNW 15%
4 PM 31° Clear 3% 10 mph NNW 14%
5 PM 33° Clear 3% 9 mph NNW 17%
6 PM 30° Partly Cloudy 3% 7 mph NW 22%
7 PM 27° Mostly Cloudy 3% 7 mph WNW 28%
8 PM 26° Mostly Cloudy 3% 7 mph WNW 34%
9 PM 23° Partly Cloudy 3% 6 mph WNW 40%
10 PM 22° Partly Cloudy 3% 6 mph WNW 47%
11 PM 21° Mostly Clear 3% 5 mph WNW 50%
12 AM 21° Mostly Clear 3% 5 mph WNW 52%
1 AM 19° Clear 3% 5 mph WNW 54%
2 AM 18° Clear 3% 5 mph WNW 55%
3 AM 18° Clear 3% 5 mph WNW 56%
4 AM 16° Clear 3% 4 mph WNW 65%
5 AM 13° Clear 3% 4 mph WNW 63%
6 AM 14° Clear 3% 4 mph WNW 60%
15-Day Forecast
Today
9/14
Clear
3%
13°
33°
Tue
9/15
Clear
3%
13°
34°
Wed
9/16
Fog
3%
12°
29°
Thu
9/17
Fog
3%
10°
28°
Fri
9/18
Clear
3%
13°
33°
Sat
9/19
Clear
3%
14°
35°
Sun
9/20
Clear
3%
14°
34°
Mon
9/21
Clear
3%
14°
36°
Tue
9/22
Clear
3%
16°
39°
Wed
9/23
Clear
36%
17°
41°
Thu
9/24
Clear
36%
16°
34°
Fri
9/25
Clear
25%
15°
33°
Sat
9/26
Clear
3%
15°
33°
Sun
9/27
Clear
3%
15°
33°
Mon
9/28
Clear
3%
15°
33°
41
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
39 AQI 7.0 µg/m³
O3
Ground-level ozone
Dominant
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 41 Good 41 39
Wed 52 Moderate 48 52
Thu 42 Good 39 42
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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Mon Sep 14, 13:00'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
MLCAPE17 J/kg
MUCAPE0 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index19.1
Kinematics
0–6 km Shear32 kt
0–1 km Shear16 kt
Eff. Shear—
0–1 km SRH-11
0–3 km SRH56
Eff. SRH—
Storm Motion339° @ 21 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-21.2
Thermo & Levels
PWAT0.49 in
0–3 km LR1.2 °C/km
700–500 LR5.8 °C/km
Total Totals19.2
LCL936 hPa
LFC1009 hPa
EL1009 hPa
Freezing Lvl15,971 ft