Fairfield, Iowa

Last updated: 8:27 AM CDT  ·  Refresh
19°C
Feels like 21°
Mostly Clear
▲ 27°  /  ▼ 17°
Wind
5 mph NE
Humidity
94%
Dew Point
18°
Pressure
29.24 inHg
Visibility
3 mi
UV Index
5.1
Cloud Cover
23%
Sunrise
6:22 AM
Sunset
7:58 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Fairfield is currently mostly clear at 19°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 686 J/kg) — isolated convective development possible. Sunrise: 6:22AM · Sunset: 7:58PM.

Alerts

No active alerts for this location.
37 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
24%
9 AM
21°
14%
10 AM
22°
14%
11 AM
24°
14%
12 PM
25°
7%
1 PM
26°
3%
2 PM
27°
3%
3 PM
27°
3%
4 PM
27°
3%
5 PM
27°
3%
6 PM
26°
3%
7 PM
24°
3%
8 PM
23°
3%
9 PM
22°
3%
10 PM
21°
3%
11 PM
20°
3%
12 AM
19°
3%
1 AM
19°
3%
2 AM
19°
11%
3 AM
18°
11%
4 AM
18°
15%
5 AM
18°
24%
6 AM
18°
27%
7 AM
19°
27%
7-Day Forecast
Today
27° 17°
Mostly Clear with a 24% chance of rain.
Fri
31° 17°
Mostly Clear with a 35% chance of rain.
Sat
28° 16°
Mostly Clear with a 41% chance of rain.
Sun
26° 13°
Clear.
Mon
27° 16°
Mostly Cloudy.
Tue
31° 17°
Overcast with a 32% chance of rain.
Wed
29° 17°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 19° Mostly Clear 24% 5 mph NE 94%
9 AM 21° Clear 14% 5 mph ENE 90%
10 AM 22° Mostly Clear 14% 5 mph E 84%
11 AM 24° Mostly Clear 14% 5 mph E 76%
12 PM 25° Mostly Clear 7% 4 mph E 67%
1 PM 26° Mostly Clear 3% 3 mph E 62%
2 PM 27° Clear 3% 2 mph ENE 60%
3 PM 27° Clear 3% 2 mph ENE 58%
4 PM 27° Clear 3% 3 mph E 59%
5 PM 27° Clear 3% 3 mph E 64%
6 PM 26° Clear 3% 4 mph ESE 70%
7 PM 24° Clear 3% 4 mph ESE 76%
8 PM 23° Mostly Clear 3% 4 mph ESE 79%
9 PM 22° Partly Cloudy 3% 5 mph SE 82%
10 PM 21° Partly Cloudy 3% 5 mph SE 85%
11 PM 20° Partly Cloudy 3% 5 mph SE 87%
12 AM 19° Partly Cloudy 3% 6 mph SE 89%
1 AM 19° Mostly Clear 3% 6 mph SSE 89%
2 AM 19° Mostly Clear 11% 6 mph SSE 89%
3 AM 18° Mostly Clear 11% 6 mph SSE 90%
4 AM 18° Mostly Clear 15% 6 mph S 91%
5 AM 18° Mostly Clear 24% 5 mph S 91%
6 AM 18° Mostly Clear 27% 6 mph S 92%
7 AM 19° Mostly Clear 27% 6 mph SSW 90%
15-Day Forecast
Today
8/20
Mostly Clear
24%
17°
27°
Fri
8/21
Mostly Clear
35%
17°
31°
Sat
8/22
Mostly Clear
41%
16°
28°
Sun
8/23
Clear
7%
13°
26°
Mon
8/24
Mostly Cloudy
17%
16°
27°
Tue
8/25
Overcast
32%
17°
31°
Wed
8/26
Mostly Clear
17%
17°
29°
Thu
8/27
Clear
8%
16°
28°
Fri
8/28
Drizzle
47%
16°
31°
Sat
8/29
Drizzle
47%
19°
33°
Sun
8/30
Drizzle
60%
20°
32°
Mon
8/31
Drizzle
60%
19°
31°
Tue
9/1
Drizzle
60%
19°
31°
Wed
9/2
Drizzle
60%
18°
31°
Thu
9/3
Clear
60%
19°
32°
37
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
36 AQI 6.5 µg/m³
O3
Ground-level ozone
Dominant
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 37 Good 37 36
Sat 31 Good 31 28
Sun 23 Good 23 22
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 Thu Aug 20, 11:00'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
SBCAPE2 J/kg
MLCAPE25 J/kg
MUCAPE42 J/kg
SBCIN-184 J/kg
MLCIN0 J/kg
Lifted Index2.6
Kinematics
0–6 km Shear22 kt
0–1 km Shear6 kt
Eff. Shear—
0–1 km SRH-29
0–3 km SRH46
Eff. SRH—
Storm Motion11° @ 21 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index21.5
Thermo & Levels
PWAT0.99 in
0–3 km LR4.9 °C/km
700–500 LR4.7 °C/km
Total Totals35.4
LCL974 hPa
LFC747 hPa
EL697 hPa
Freezing Lvl13,369 ft