Heat Advisory — Iowa, IA, Johnson, IA, Cedar, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Rock Island, IL, Henry, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO 7:00 PM

Louisa County, Iowa, United States

Last updated: 12:07 AM CDT  ·  Refresh
26°C
Feels like 25°
Mostly Clear
▲ 36°  /  ▼ 22°
Wind
11 mph S
Humidity
67%
Dew Point
20°
Pressure
29.23 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
26%
Sunrise
6:30 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Louisa County is currently mostly clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2522 J/kg) — isolated convective development possible. Sunrise: 6:30AM · Sunset: 7:39PM.

Alerts

Heat Advisory
Iowa, IA, Johnson, IA, Cedar, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Rock Island, IL, Henry, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO
Expires 7:00 PM
58 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
18%
1 AM
26°
17%
2 AM
26°
17%
3 AM
26°
16%
4 AM
25°
21%
5 AM
23°
22%
6 AM
23°
22%
7 AM
23°
30%
8 AM
24°
22%
9 AM
25°
27%
10 AM
27°
23%
11 AM
28°
18%
12 PM
30°
5%
1 PM
33°
3%
2 PM
33°
5%
3 PM
34°
5%
4 PM
34°
13%
5 PM
34°
22%
6 PM
33°
22%
7 PM
31°
26%
8 PM
31°
22%
9 PM
29°
22%
10 PM
28°
26%
11 PM
27°
20%
7-Day Forecast
Today
36° 22°
Partly Cloudy with a 27% chance of rain.
Tue
38° 22°
Mostly Clear with a 20% chance of rain.
Wed
38° 22°
Clear.
Thu
37° 18°
Fog with a 30% chance of rain.
Fri
38° 24°
Mostly Clear with a 25% chance of rain.
Sat
37° 22°
Clear with a 32% chance of rain.
Sun
33° 21°
Mostly Cloudy with a 21% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Clear 18% 11 mph S 67%
1 AM 26° Mostly Clear 17% 12 mph S 59%
2 AM 26° Partly Cloudy 17% 12 mph S 62%
3 AM 26° Mostly Cloudy 16% 11 mph S 65%
4 AM 25° Partly Cloudy 21% 11 mph SSW 68%
5 AM 23° Partly Cloudy 22% 11 mph SSW 70%
6 AM 23° Mostly Clear 22% 11 mph SSW 72%
7 AM 23° Mostly Clear 30% 12 mph SSW 72%
8 AM 24° Partly Cloudy 22% 12 mph SSW 69%
9 AM 25° Partly Cloudy 27% 12 mph SSW 66%
10 AM 27° Partly Cloudy 23% 12 mph SW 65%
11 AM 28° Partly Cloudy 18% 12 mph SW 59%
12 PM 30° Mostly Clear 5% 12 mph SW 54%
1 PM 33° Partly Cloudy 3% 11 mph SW 49%
2 PM 33° Partly Cloudy 5% 10 mph SW 48%
3 PM 34° Partly Cloudy 5% 9 mph SW 47%
4 PM 34° Partly Cloudy 13% 8 mph SW 47%
5 PM 34° Partly Cloudy 22% 6 mph SSW 52%
6 PM 33° Partly Cloudy 22% 6 mph S 58%
7 PM 31° Mostly Cloudy 26% 7 mph SSE 62%
8 PM 31° Mostly Cloudy 22% 7 mph S 64%
9 PM 29° Mostly Cloudy 22% 7 mph S 66%
10 PM 28° Partly Cloudy 26% 7 mph SSW 68%
11 PM 27° Partly Cloudy 20% 7 mph SSW 68%
15-Day Forecast
Today
8/31
Partly Cloudy
27%
22°
36°
Tue
9/1
Mostly Clear
20%
22°
38°
Wed
9/2
Clear
7%
22°
38°
Thu
9/3
Fog
30%
18°
37°
Fri
9/4
Mostly Clear
25%
24°
38°
Sat
9/5
Clear
32%
22°
37°
Sun
9/6
Mostly Cloudy
21%
21°
33°
Mon
9/7
Overcast
34%
19°
36°
Tue
9/8
Mostly Clear
35%
17°
29°
Wed
9/9
Mostly Clear
24%
17°
31°
Thu
9/10
Drizzle
60%
18°
32°
Fri
9/11
Drizzle
60%
17°
32°
Sat
9/12
Drizzle
60%
17°
31°
Sun
9/13
Drizzle
60%
17°
32°
Mon
9/14
Drizzle
60%
16°
31°
58
Moderate
U.S. Air Quality Index · Dominant: PM2.5
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
Dominant
58 AQI 12.6 µg/m³
O3
Ground-level ozone
42 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 58 Moderate 42 58
Tue 58 Moderate 42 58
Wed 60 Moderate 43 60
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 Aug 31, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE43 J/kg
MLCAPE49 J/kg
MUCAPE419 J/kg
SBCIN-704 J/kg
MLCIN-495 J/kg
Lifted Index-0.9
Kinematics
0–6 km Shear31 kt
0–1 km Shear26 kt
Eff. Shear—
0–1 km SRH272
0–3 km SRH325
Eff. SRH—
Storm Motion290° @ 16 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index22.4
Thermo & Levels
PWAT1.65 in
0–3 km LR4.2 °C/km
700–500 LR7.0 °C/km
Total Totals45.2
LCL913 hPa
LFC552 hPa
EL430 hPa
Freezing Lvl15,741 ft