Extreme Heat Warning — Emmet, IA, Kossuth, IA, Winnebago, IA, Worth, IA, Palo Alto, IA, Hancock, IA, Cerro Gordo, IA, Pocahontas, IA, Humboldt, IA, Wright, IA, Franklin, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Crawford, IA, Carroll, IA, Greene, IA, Boone, IA, Story, IA, Audubon, IA, Guthrie, IA, Dallas, IA, Polk, IA, Cass, IA, Adair, IA, Madison, IA, Warren, IA, Adams, IA, Union, IA, Taylor, IA, Ringgold, IA 9:00 PM

Decatur County, Iowa, United States

Last updated: 10:10 AM CDT  ·  Refresh
31°C
Feels like 36°
Partly Cloudy
▲ 39°  /  ▼ 26°
Wind
8 mph SW
Humidity
71%
Dew Point
26°
Pressure
28.79 inHg
Visibility
3 mi
UV Index
6.9
Cloud Cover
56%
Sunrise
6:06 AM
Sunset
8:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Decatur County is currently partly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4211 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 8:36PM.

Alerts

Extreme Heat Warning
Emmet, IA, Kossuth, IA, Winnebago, IA, Worth, IA, Palo Alto, IA, Hancock, IA, Cerro Gordo, IA, Pocahontas, IA, Humboldt, IA, Wright, IA, Franklin, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Crawford, IA, Carroll, IA, Greene, IA, Boone, IA, Story, IA, Audubon, IA, Guthrie, IA, Dallas, IA, Polk, IA, Cass, IA, Adair, IA, Madison, IA, Warren, IA, Adams, IA, Union, IA, Taylor, IA, Ringgold, IA
Expires 9:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
11 AM
33°
14%
12 PM
35°
14%
1 PM
37°
3%
2 PM
37°
3%
3 PM
38°
3%
4 PM
38°
4%
5 PM
37°
4%
6 PM
37°
4%
7 PM
36°
5%
8 PM
33°
8%
9 PM
31°
8%
10 PM
29°
13%
11 PM
28°
14%
12 AM
28°
14%
1 AM
27°
14%
2 AM
27°
14%
3 AM
27°
14%
4 AM
26°
15%
5 AM
26°
9%
6 AM
26°
5%
7 AM
26°
5%
8 AM
27°
12%
9 AM
28°
24%
7-Day Forecast
Today
39° 26°
Partly Cloudy.
Mon
38° 25°
Mostly Clear with a 47% chance of rain.
Tue
36° 22°
Haze with a 28% chance of rain.
Wed
35° 21°
Partly Cloudy with a 50% chance of rain.
Thu
33° 21°
Rain, 71% chance.
Fri
31° 21°
Rain, 70% chance.
Sat
32° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Partly Cloudy 3% 8 mph SW 71%
11 AM 33° Mostly Cloudy 14% 10 mph SW 61%
12 PM 35° Partly Cloudy 14% 11 mph SW 51%
1 PM 37° Mostly Clear 3% 11 mph SW 43%
2 PM 37° Mostly Clear 3% 12 mph SW 39%
3 PM 38° Partly Cloudy 3% 12 mph SW 37%
4 PM 38° Partly Cloudy 4% 12 mph SW 36%
5 PM 37° Partly Cloudy 4% 11 mph SSW 39%
6 PM 37° Partly Cloudy 4% 10 mph SSW 42%
7 PM 36° Mostly Clear 5% 9 mph SSW 46%
8 PM 33° Mostly Clear 8% 8 mph S 54%
9 PM 31° Partly Cloudy 8% 8 mph S 61%
10 PM 29° Partly Cloudy 13% 8 mph S 67%
11 PM 28° Partly Cloudy 14% 7 mph S 70%
12 AM 28° Partly Cloudy 14% 8 mph S 73%
1 AM 27° Mostly Cloudy 14% 8 mph S 75%
2 AM 27° Partly Cloudy 14% 8 mph SSW 76%
3 AM 27° Partly Cloudy 14% 8 mph SSW 76%
4 AM 26° Partly Cloudy 15% 9 mph SSW 76%
5 AM 26° Partly Cloudy 9% 8 mph SSW 76%
6 AM 26° Partly Cloudy 5% 7 mph SSW 77%
7 AM 26° Partly Cloudy 5% 7 mph S 77%
8 AM 27° Partly Cloudy 12% 8 mph SSW 72%
9 AM 28° Mostly Clear 24% 10 mph SSW 66%
15-Day Forecast
Today
7/26
Partly Cloudy
13%
26°
39°
Mon
7/27
Mostly Clear
47%
25°
38°
Tue
7/28
Haze
28%
22°
36°
Wed
7/29
Partly Cloudy
50%
21°
35°
Thu
7/30
Rain
71%
21°
33°
Fri
7/31
Rain
70%
21°
31°
Sat
8/1
Clear
17%
19°
32°
Sun
8/2
Clear
18%
19°
34°
Mon
8/3
Clear
44%
20°
36°
Tue
8/4
Drizzle
51%
22°
39°
Wed
8/5
Drizzle
60%
21°
36°
Thu
8/6
Clear
60%
21°
34°
Fri
8/7
Drizzle
60%
20°
34°
Sat
8/8
Drizzle
60%
21°
36°
Sun
8/9
Drizzle
60%
22°
36°
52
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
52 AQI 9.9 µg/m³
O3
Ground-level ozone
43 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 52 Moderate 43 52
Tue 50 Good 42 50
Wed 52 Moderate 42 52
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 Sun Jul 26, 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
SBCAPE5110 J/kg
MLCAPE2211 J/kg
MUCAPE5110 J/kg
SBCIN-168 J/kg
MLCIN0 J/kg
Lifted Index-10.3
Kinematics
0–6 km Shear21 kt
0–1 km Shear6 kt
Eff. Shear27 kt
0–1 km SRH-15
0–3 km SRH-15
Eff. SRH-15
Storm Motion262° @ 24 kt
0–1 km EHI-0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.0
Thermo & Levels
PWAT1.49 in
0–3 km LR6.2 °C/km
700–500 LR6.9 °C/km
Total Totals46.9
LCL917 hPa
LFC754 hPa
EL129 hPa
Freezing Lvl15,866 ft