Excessive Heat Watch 9:00 PM Excessive Heat Warning — Emmet, IA, Kossuth, IA, Palo Alto, IA, Pocahontas, IA, Humboldt, IA, Wright, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Crawford, IA, Carroll, IA, Greene, IA, Boone, IA, Story, IA, Marshall, IA, Tama, IA, Audubon, IA, Guthrie, IA, Dallas, IA, Polk, IA, Jasper, IA, Poweshiek, IA, Cass, IA, Adair, IA, Madison, IA, Warren, IA, Marion, IA, Mahaska, IA, Adams, IA, Union, IA, Clarke, IA, Lucas, IA, Monroe, IA, Wapello, IA, Taylor, IA, Ringgold, IA, Decatur, IA, Wayne, IA, Appanoose, IA, Davis, IA, Winnebago, IA, Worth, IA, Hancock, IA, Cerro Gordo, IA, Franklin, IA, Butler, IA, Bremer, IA, Grundy, IA, Black Hawk, IA 10:00 PM

Lucas County, Iowa, United States

Last updated: 3:31 PM CDT  ·  Refresh
31°C
Feels like 40°
Partly Cloudy
▲ 33°  /  ▼ 24°
Wind
19 mph S
Humidity
75%
Dew Point
26°
Pressure
28.73 inHg
Visibility
9 mi
UV Index
7.9
Cloud Cover
52%
Sunrise
5:44 AM
Sunset
8:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lucas County is currently partly cloudy at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4779 J/kg) — isolated convective development possible. Sunrise: 5:44AM · Sunset: 8:49PM.

Alerts

Excessive Heat Watch
Expires 9:00 PM
Excessive Heat Warning
Emmet, IA, Kossuth, IA, Palo Alto, IA, Pocahontas, IA, Humboldt, IA, Wright, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Crawford, IA, Carroll, IA, Greene, IA, Boone, IA, Story, IA, Marshall, IA, Tama, IA, Audubon, IA, Guthrie, IA, Dallas, IA, Polk, IA, Jasper, IA, Poweshiek, IA, Cass, IA, Adair, IA, Madison, IA, Warren, IA, Marion, IA, Mahaska, IA, Adams, IA, Union, IA, Clarke, IA, Lucas, IA, Monroe, IA, Wapello, IA, Taylor, IA, Ringgold, IA, Decatur, IA, Wayne, IA, Appanoose, IA, Davis, IA, Winnebago, IA, Worth, IA, Hancock, IA, Cerro Gordo, IA, Franklin, IA, Butler, IA, Bremer, IA, Grundy, IA, Black Hawk, IA
Expires 10:00 PM
47 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
5%
4 PM
32°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
29°
5%
10 PM
29°
5%
11 PM
28°
5%
12 AM
28°
5%
1 AM
27°
5%
2 AM
27°
5%
3 AM
26°
5%
4 AM
26°
5%
5 AM
24°
5%
6 AM
24°
5%
7 AM
24°
5%
8 AM
26°
5%
9 AM
27°
5%
10 AM
29°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
31°
3%
2 PM
32°
3%
7-Day Forecast
Today
33° 24°
Partly Cloudy.
Tue
33° 24°
Mostly Clear.
Wed
34° 23°
Clear with a 21% chance of rain.
Thu
34° 24°
Clear with a 51% chance of rain.
Fri
32° 23°
Clear with a 50% chance of rain.
Sat
32° 22°
Thunderstorm, 81% chance.
Sun
30° 19°
Drizzle, 68% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Partly Cloudy 5% 19 mph S 75%
4 PM 32° Partly Cloudy 3% 19 mph S 75%
5 PM 33° Partly Cloudy 3% 18 mph S 76%
6 PM 32° Partly Cloudy 3% 17 mph S 79%
7 PM 32° Mostly Cloudy 3% 16 mph S 80%
8 PM 31° Mostly Cloudy 3% 16 mph S 79%
9 PM 29° Mostly Cloudy 5% 15 mph SSW 78%
10 PM 29° Mostly Cloudy 5% 15 mph SSW 78%
11 PM 28° Mostly Cloudy 5% 15 mph SSW 77%
12 AM 28° Mostly Cloudy 5% 15 mph SSW 76%
1 AM 27° Mostly Cloudy 5% 14 mph SSW 76%
2 AM 27° Mostly Cloudy 5% 13 mph SSW 76%
3 AM 26° Partly Cloudy 5% 12 mph SSW 77%
4 AM 26° Partly Cloudy 5% 11 mph SSW 78%
5 AM 24° Mostly Clear 5% 11 mph SSW 80%
6 AM 24° Partly Cloudy 5% 12 mph SSW 82%
7 AM 24° Partly Cloudy 5% 13 mph SSW 81%
8 AM 26° Partly Cloudy 5% 15 mph SSW 77%
9 AM 27° Partly Cloudy 5% 16 mph SSW 74%
10 AM 29° Partly Cloudy 3% 16 mph SSW 72%
11 AM 30° Partly Cloudy 3% 16 mph SSW 70%
12 PM 31° Partly Cloudy 3% 17 mph SSW 68%
1 PM 31° Mostly Clear 3% 17 mph SSW 67%
2 PM 32° Mostly Clear 3% 16 mph SSW 66%
15-Day Forecast
Today
6/29
Partly Cloudy
5%
24°
33°
Tue
6/30
Mostly Clear
5%
24°
33°
Wed
7/1
Clear
21%
23°
34°
Thu
7/2
Clear
51%
24°
34°
Fri
7/3
Clear
50%
23°
32°
Sat
7/4
Thunderstorm
81%
22°
32°
Sun
7/5
Drizzle
68%
19°
30°
Mon
7/6
Clear
60%
19°
31°
Tue
7/7
Drizzle
60%
19°
31°
Wed
7/8
Drizzle
60%
20°
32°
Thu
7/9
Drizzle
60%
20°
30°
Fri
7/10
Drizzle
60%
20°
29°
Sat
7/11
Drizzle
60%
19°
29°
Sun
7/12
Drizzle
60%
19°
29°
Mon
7/13
Drizzle
60%
19°
29°
47
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
47 AQI 8.4 µg/m³
O3
Ground-level ozone
31 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 47 Good 31 47
Wed 84 Moderate 31 84
Thu 58 Moderate 31 58
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 Jun 29, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE5504 J/kg
MLCAPE3949 J/kg
MUCAPE5504 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-9.0
Kinematics
0–6 km Shear24 kt
0–1 km Shear11 kt
Eff. Shear16 kt
0–1 km SRH18
0–3 km SRH-26
Eff. SRH-26
Storm Motion203° @ 38 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.3
STP (eff)0.0
Supercell0.0
K-Index29.5
Thermo & Levels
PWAT1.71 in
0–3 km LR5.9 °C/km
700–500 LR7.1 °C/km
Total Totals49.2
LCL896 hPa
LFC973 hPa
EL125 hPa
Freezing Lvl16,014 ft