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

Hamilton County, Iowa, United States

Last updated: 4:33 PM CDT  ·  Refresh
32°C
Feels like 40°
Partly Cloudy
▲ 33°  /  ▼ 23°
Wind
20 mph S
Humidity
72%
Dew Point
25°
Pressure
28.55 inHg
Visibility
10 mi
UV Index
7.6
Cloud Cover
34%
Sunrise
5:40 AM
Sunset
8:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hamilton County is currently partly cloudy at 32°C. Precipitation is likely — peak probability 50% around 3 AM. Atmospheric instability is elevated (CAPE up to 4717 J/kg) — isolated convective development possible. Sunrise: 5:40AM · Sunset: 8:55PM.

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
44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
8%
5 PM
33°
28%
6 PM
32°
32%
7 PM
31°
43%
8 PM
31°
42%
9 PM
29°
42%
10 PM
29°
41%
11 PM
29°
29%
12 AM
29°
22%
1 AM
28°
35%
2 AM
28°
46%
3 AM
27°
50%
4 AM
27°
27%
5 AM
24°
19%
6 AM
24°
5%
7 AM
24°
5%
8 AM
26°
5%
9 AM
27°
5%
10 AM
28°
3%
11 AM
31°
13%
12 PM
31°
13%
1 PM
32°
23%
2 PM
32°
34%
3 PM
32°
39%
7-Day Forecast
Today
33° 23°
Partly Cloudy with a 43% chance of rain.
Tue
33° 24°
Mostly Clear with a 44% chance of rain.
Wed
34° 24°
Partly Cloudy with a 67% chance of rain.
Thu
33° 23°
Partly Cloudy with a 74% chance of rain.
Fri
33° 23°
Thunderstorm, 60% chance.
Sat
33° 21°
Thunderstorm, 90% chance.
Sun
31° 19°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Partly Cloudy 8% 20 mph S 72%
5 PM 33° Mostly Clear 28% 20 mph S 72%
6 PM 32° Partly Cloudy 32% 18 mph S 75%
7 PM 31° Partly Cloudy 43% 16 mph S 78%
8 PM 31° Partly Cloudy 42% 14 mph S 81%
9 PM 29° Partly Cloudy 42% 12 mph S 84%
10 PM 29° Partly Cloudy 41% 12 mph S 85%
11 PM 29° Mostly Cloudy 29% 13 mph S 85%
12 AM 29° Mostly Cloudy 22% 13 mph SSW 84%
1 AM 28° Mostly Cloudy 35% 13 mph SSW 82%
2 AM 28° Partly Cloudy 46% 12 mph SSW 82%
3 AM 27° Partly Cloudy 50% 11 mph SSW 81%
4 AM 27° Partly Cloudy 27% 9 mph SSW 82%
5 AM 24° Partly Cloudy 19% 8 mph S 84%
6 AM 24° Partly Cloudy 5% 8 mph S 84%
7 AM 24° Partly Cloudy 5% 10 mph S 82%
8 AM 26° Mostly Clear 5% 13 mph S 78%
9 AM 27° Mostly Clear 5% 15 mph S 74%
10 AM 28° Mostly Clear 3% 16 mph SSW 70%
11 AM 31° Mostly Clear 13% 16 mph SSW 66%
12 PM 31° Mostly Clear 13% 15 mph SSW 63%
1 PM 32° Mostly Clear 23% 15 mph SSW 62%
2 PM 32° Mostly Clear 34% 15 mph SSW 61%
3 PM 32° Mostly Clear 39% 15 mph SSW 61%
15-Day Forecast
Today
6/29
Partly Cloudy
43%
23°
33°
Tue
6/30
Mostly Clear
44%
24°
33°
Wed
7/1
Partly Cloudy
67%
24°
34°
Thu
7/2
Partly Cloudy
74%
23°
33°
Fri
7/3
Thunderstorm
60%
23°
33°
Sat
7/4
Thunderstorm
90%
21°
33°
Sun
7/5
Drizzle
60%
19°
31°
Mon
7/6
Clear
60%
19°
31°
Tue
7/7
Drizzle
60%
19°
31°
Wed
7/8
Drizzle
60%
19°
33°
Thu
7/9
Drizzle
60%
19°
31°
Fri
7/10
Drizzle
60%
19°
30°
Sat
7/11
Drizzle
60%
18°
29°
Sun
7/12
Drizzle
60%
18°
29°
Mon
7/13
Clear
60%
19°
31°
44
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
44 AQI 8.0 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 44 Good 34 44
Wed 71 Moderate 37 71
Thu 58 Moderate 33 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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE5747 J/kg
MLCAPE5064 J/kg
MUCAPE5747 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-9.5
Kinematics
0–6 km Shear33 kt
0–1 km Shear13 kt
Eff. Shear27 kt
0–1 km SRH67
0–3 km SRH7
Eff. SRH7
Storm Motion204° @ 43 kt
0–1 km EHI2.4
Composite Parameters
Sig. Tornado1.8
STP (eff)0.2
Supercell0.6
K-Index35.8
Thermo & Levels
PWAT1.84 in
0–3 km LR6.0 °C/km
700–500 LR7.4 °C/km
Total Totals53.1
LCL884 hPa
LFC967 hPa
EL125 hPa
Freezing Lvl15,522 ft