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

Black Hawk County, Iowa, United States

Last updated: 4:58 PM CDT  ·  Refresh
32°C
Feels like 39°
Partly Cloudy
▲ 33°  /  ▼ 24°
Wind
18 mph S
Humidity
71%
Dew Point
26°
Pressure
28.83 inHg
Visibility
10 mi
UV Index
6.8
Cloud Cover
42%
Sunrise
5:34 AM
Sunset
8:50 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Black Hawk County is currently partly cloudy at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4568 J/kg) — isolated convective development possible. Sunrise: 5:34AM · Sunset: 8:50PM.

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
36 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
5%
5 PM
33°
25%
6 PM
32°
25%
7 PM
31°
25%
8 PM
31°
34%
9 PM
29°
42%
10 PM
28°
41%
11 PM
28°
42%
12 AM
28°
22%
1 AM
27°
14%
2 AM
27°
14%
3 AM
26°
22%
4 AM
26°
27%
5 AM
24°
17%
6 AM
24°
17%
7 AM
26°
5%
8 AM
27°
5%
9 AM
28°
5%
10 AM
29°
5%
11 AM
32°
3%
12 PM
32°
3%
1 PM
32°
10%
2 PM
32°
10%
3 PM
32°
10%
7-Day Forecast
Today
33° 24°
Partly Cloudy with a 41% chance of rain.
Tue
34° 24°
Partly Cloudy with a 40% chance of rain.
Wed
33° 24°
Partly Cloudy with a 67% chance of rain.
Thu
33° 24°
Partly Cloudy with a 77% chance of rain.
Fri
33° 23°
Thunderstorm, 60% chance.
Sat
33° 23°
Thunderstorm, 90% chance.
Sun
31° 21°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Partly Cloudy 5% 18 mph S 71%
5 PM 33° Partly Cloudy 25% 16 mph S 73%
6 PM 32° Partly Cloudy 25% 16 mph S 76%
7 PM 31° Partly Cloudy 25% 13 mph S 78%
8 PM 31° Partly Cloudy 34% 11 mph S 81%
9 PM 29° Partly Cloudy 42% 9 mph S 84%
10 PM 28° Partly Cloudy 41% 8 mph S 86%
11 PM 28° Partly Cloudy 42% 9 mph S 87%
12 AM 28° Partly Cloudy 22% 10 mph SSW 87%
1 AM 27° Mostly Cloudy 14% 10 mph SSW 86%
2 AM 27° Mostly Cloudy 14% 10 mph SSW 86%
3 AM 26° Partly Cloudy 22% 10 mph SSW 86%
4 AM 26° Mostly Cloudy 27% 8 mph SSW 85%
5 AM 24° Mostly Cloudy 17% 8 mph SSW 84%
6 AM 24° Partly Cloudy 17% 9 mph SSW 82%
7 AM 26° Mostly Cloudy 5% 11 mph SSW 78%
8 AM 27° Partly Cloudy 5% 12 mph SSW 74%
9 AM 28° Partly Cloudy 5% 14 mph SSW 69%
10 AM 29° Partly Cloudy 5% 14 mph SSW 65%
11 AM 32° Partly Cloudy 3% 14 mph SSW 61%
12 PM 32° Partly Cloudy 3% 15 mph SSW 59%
1 PM 32° Partly Cloudy 10% 14 mph SSW 60%
2 PM 32° Partly Cloudy 10% 14 mph SSW 60%
3 PM 32° Mostly Cloudy 10% 14 mph SSW 60%
15-Day Forecast
Today
6/29
Partly Cloudy
41%
24°
33°
Tue
6/30
Partly Cloudy
40%
24°
34°
Wed
7/1
Partly Cloudy
67%
24°
33°
Thu
7/2
Partly Cloudy
77%
24°
33°
Fri
7/3
Thunderstorm
60%
23°
33°
Sat
7/4
Thunderstorm
90%
23°
33°
Sun
7/5
Drizzle
60%
21°
31°
Mon
7/6
Overcast
25%
20°
30°
Tue
7/7
Drizzle
60%
21°
30°
Wed
7/8
Drizzle
60%
21°
30°
Thu
7/9
Drizzle
60%
20°
29°
Fri
7/10
Drizzle
60%
20°
29°
Sat
7/11
Drizzle
60%
19°
29°
Sun
7/12
Drizzle
60%
19°
29°
Mon
7/13
Clear
25%
19°
29°
36
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
36 AQI 6.4 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 36 Good 34 36
Wed 71 Moderate 40 71
Thu 62 Moderate 36 62
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
SBCAPE5473 J/kg
MLCAPE4634 J/kg
MUCAPE5473 J/kg
SBCIN-13 J/kg
MLCIN0 J/kg
Lifted Index-9.0
Kinematics
0–6 km Shear28 kt
0–1 km Shear14 kt
Eff. Shear27 kt
0–1 km SRH62
0–3 km SRH27
Eff. SRH27
Storm Motion205° @ 40 kt
0–1 km EHI2.1
Composite Parameters
Sig. Tornado1.3
STP (eff)0.6
Supercell2.1
K-Index28.5
Thermo & Levels
PWAT1.74 in
0–3 km LR5.6 °C/km
700–500 LR7.5 °C/km
Total Totals50.5
LCL894 hPa
LFC882 hPa
EL125 hPa
Freezing Lvl16,266 ft