Heat Advisory — 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 12:00 PM 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 Extreme Heat Watch 10:00 PM

Sac County, Iowa, United States

Last updated: 10:15 AM CDT  ·  Refresh
31°C
Feels like 34°
Partly Cloudy
▲ 39°  /  ▼ 23°
Wind
7 mph SSW
Humidity
56%
Dew Point
23°
Pressure
28.52 inHg
Visibility
10 mi
UV Index
6.8
Cloud Cover
54%
Sunrise
6:07 AM
Sunset
8:46 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Sac County is currently partly cloudy at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2932 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 8:46PM.

Alerts

Heat Advisory
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 12:00 PM
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
Extreme Heat Watch
Expires 10:00 PM
43 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
11 AM
34°
14%
12 PM
36°
14%
1 PM
37°
7%
2 PM
37°
21%
3 PM
37°
7%
4 PM
37°
15%
5 PM
37°
16%
6 PM
38°
16%
7 PM
36°
25%
8 PM
34°
30%
9 PM
32°
30%
10 PM
30°
26%
11 PM
29°
26%
12 AM
28°
26%
1 AM
27°
14%
2 AM
27°
14%
3 AM
26°
14%
4 AM
26°
15%
5 AM
25°
9%
6 AM
24°
5%
7 AM
24°
5%
8 AM
26°
5%
9 AM
27°
5%
7-Day Forecast
Today
39° 23°
Partly Cloudy with a 26% chance of rain.
Mon
38° 24°
Mostly Clear.
Tue
31° 21°
Overcast with a 28% chance of rain.
Wed
34° 19°
Haze with a 54% chance of rain.
Thu
30° 21°
Rain, 64% chance.
Fri
31° 18°
Drizzle, 70% chance.
Sat
32° 18°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Partly Cloudy 3% 7 mph SSW 56%
11 AM 34° Mostly Cloudy 14% 10 mph SW 44%
12 PM 36° Mostly Cloudy 14% 11 mph SW 38%
1 PM 37° Mostly Cloudy 7% 12 mph SW 34%
2 PM 37° Rain 21% 10 mph SSW 32%
3 PM 37° Partly Cloudy 7% 12 mph SSW 30%
4 PM 37° Partly Cloudy 15% 12 mph S 28%
5 PM 37° Partly Cloudy 16% 13 mph S 28%
6 PM 38° Mostly Clear 16% 13 mph S 29%
7 PM 36° Mostly Clear 25% 12 mph S 33%
8 PM 34° Partly Cloudy 30% 11 mph S 40%
9 PM 32° Partly Cloudy 30% 10 mph SSW 46%
10 PM 30° Mostly Cloudy 26% 10 mph SSW 53%
11 PM 29° Mostly Cloudy 26% 10 mph SSW 61%
12 AM 28° Mostly Cloudy 26% 10 mph SSW 68%
1 AM 27° Mostly Cloudy 14% 12 mph SSW 74%
2 AM 27° Partly Cloudy 14% 10 mph SSW 76%
3 AM 26° Partly Cloudy 14% 10 mph SSW 78%
4 AM 26° Partly Cloudy 15% 9 mph SSW 80%
5 AM 25° Partly Cloudy 9% 8 mph SSW 81%
6 AM 24° Partly Cloudy 5% 6 mph SSW 83%
7 AM 24° Mostly Clear 5% 5 mph SSW 83%
8 AM 26° Mostly Clear 5% 4 mph SSW 76%
9 AM 27° Clear 5% 4 mph NNW 69%
15-Day Forecast
Today
7/26
Partly Cloudy
26%
23°
39°
Mon
7/27
Mostly Clear
15%
24°
38°
Tue
7/28
Overcast
28%
21°
31°
Wed
7/29
Haze
54%
19°
34°
Thu
7/30
Rain
64%
21°
30°
Fri
7/31
Drizzle
70%
18°
31°
Sat
8/1
Clear
17%
18°
32°
Sun
8/2
Clear
18%
18°
33°
Mon
8/3
Drizzle
68%
20°
37°
Tue
8/4
Drizzle
68%
21°
35°
Wed
8/5
Drizzle
60%
17°
32°
Thu
8/6
Drizzle
60%
17°
31°
Fri
8/7
Drizzle
60%
17°
32°
Sat
8/8
Drizzle
60%
18°
33°
Sun
8/9
Drizzle
60%
18°
33°
43
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
42 AQI 7.7 µg/m³
O3
Ground-level ozone
Dominant
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 43 Good 43 42
Tue 50 Good 37 50
Wed 49 Good 41 49
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
SBCAPE3031 J/kg
MLCAPE1265 J/kg
MUCAPE3176 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.1
Kinematics
0–6 km Shear18 kt
0–1 km Shear5 kt
Eff. Shear25 kt
0–1 km SRH24
0–3 km SRH-7
Eff. SRH-7
Storm Motion264° @ 28 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.2
STP (eff)0.0
Supercell0.0
K-Index29.9
Thermo & Levels
PWAT1.53 in
0–3 km LR6.1 °C/km
700–500 LR7.3 °C/km
Total Totals49.1
LCL859 hPa
LFC966 hPa
EL149 hPa
Freezing Lvl14,636 ft