Louisa County, Iowa, United States

Last updated: 7:36 AM CDT  ·  Refresh
18°C
Feels like 19°
Mostly Clear
▲ 26°  /  ▼ 17°
Wind
5 mph NW
Humidity
90%
Dew Point
17°
Pressure
29.41 inHg
Visibility
10 mi
UV Index
3.8
Cloud Cover
16%
Sunrise
6:16 AM
Sunset
8:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Louisa County is currently mostly clear at 19°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:16AM · Sunset: 8:00PM.

Alerts

No active alerts for this location.
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
11%
8 AM
19°
27%
9 AM
21°
20%
10 AM
22°
20%
11 AM
23°
15%
12 PM
24°
15%
1 PM
25°
4%
2 PM
25°
4%
3 PM
26°
3%
4 PM
25°
3%
5 PM
26°
3%
6 PM
25°
3%
7 PM
24°
3%
8 PM
23°
5%
9 PM
21°
5%
10 PM
21°
7%
11 PM
20°
7%
12 AM
19°
12%
1 AM
19°
11%
2 AM
19°
11%
3 AM
18°
8%
4 AM
18°
21%
5 AM
19°
21%
6 AM
19°
26%
7-Day Forecast
Today
26° 17°
Mostly Clear with a 20% chance of rain.
Tue
27° 17°
Mostly Cloudy with a 82% chance of rain.
Wed
27° 19°
Partly Cloudy with a 55% chance of rain.
Thu
26° 17°
Clear with a 46% chance of rain.
Fri
27° 17°
Mostly Cloudy with a 37% chance of rain.
Sat
27° 18°
Clear with a 33% chance of rain.
Sun
27° 18°
Clear with a 25% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 18° Mostly Clear 11% 5 mph NW 90%
8 AM 19° Mostly Clear 27% 6 mph NW 87%
9 AM 21° Partly Cloudy 20% 6 mph NW 83%
10 AM 22° Mostly Clear 20% 6 mph NW 77%
11 AM 23° Mostly Clear 15% 6 mph NW 71%
12 PM 24° Mostly Clear 15% 7 mph NW 66%
1 PM 25° Mostly Clear 4% 7 mph NW 62%
2 PM 25° Mostly Clear 4% 7 mph NW 62%
3 PM 26° Mostly Clear 3% 6 mph NW 61%
4 PM 25° Mostly Clear 3% 5 mph NW 63%
5 PM 26° Clear 3% 4 mph NW 66%
6 PM 25° Clear 3% 3 mph WNW 70%
7 PM 24° Clear 3% 3 mph W 75%
8 PM 23° Mostly Clear 5% 3 mph WSW 78%
9 PM 21° Mostly Clear 5% 3 mph WSW 81%
10 PM 21° Mostly Clear 7% 3 mph SW 83%
11 PM 20° Mostly Clear 7% 4 mph SW 84%
12 AM 19° Mostly Clear 12% 4 mph SSW 85%
1 AM 19° Mostly Clear 11% 4 mph SSW 86%
2 AM 19° Partly Cloudy 11% 5 mph SSW 87%
3 AM 18° Partly Cloudy 8% 5 mph SW 88%
4 AM 18° Partly Cloudy 21% 5 mph SW 88%
5 AM 19° Mostly Cloudy 21% 6 mph SSW 88%
6 AM 19° Mostly Cloudy 26% 6 mph SSW 88%
15-Day Forecast
Today
8/17
Mostly Clear
20%
17°
26°
Tue
8/18
Mostly Cloudy
82%
17°
27°
Wed
8/19
Partly Cloudy
55%
19°
27°
Thu
8/20
Clear
46%
17°
26°
Fri
8/21
Mostly Cloudy
37%
17°
27°
Sat
8/22
Clear
33%
18°
27°
Sun
8/23
Clear
25%
18°
27°
Mon
8/24
Partly Cloudy
25%
19°
27°
Tue
8/25
Drizzle
47%
18°
27°
Wed
8/26
Clear
47%
18°
25°
Thu
8/27
Drizzle
60%
16°
25°
Fri
8/28
Drizzle
60%
16°
26°
Sat
8/29
Drizzle
60%
16°
26°
Sun
8/30
Drizzle
60%
16°
25°
Mon
8/31
Drizzle
60%
16°
26°
30
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
28 AQI 5.0 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 30 Good 30 28
Wed 28 Good 28 23
Thu 31 Good 31 21
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 Aug 17, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE27 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index6.0
Kinematics
0–6 km Shear22 kt
0–1 km Shear8 kt
Eff. Shear—
0–1 km SRH-30
0–3 km SRH36
Eff. SRH—
Storm Motion334° @ 24 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index2.4
Thermo & Levels
PWAT0.98 in
0–3 km LR2.9 °C/km
700–500 LR6.2 °C/km
Total Totals34.9
LCL972 hPa
LFC—
EL—
Freezing Lvl14,774 ft