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

Webster County, Iowa, United States

Last updated: 4:33 PM CDT  ·  Refresh
32°C
Feels like 40°
Partly Cloudy
▲ 33°  /  ▼ 24°
Wind
22 mph S
Humidity
69%
Dew Point
25°
Pressure
28.52 inHg
Visibility
10 mi
UV Index
7.5
Cloud Cover
41%
Sunrise
5:42 AM
Sunset
8:57 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Webster County is currently partly cloudy at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4624 J/kg) — isolated convective development possible. Sunrise: 5:42AM · Sunset: 8:57PM.

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
43 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
8%
5 PM
33°
28%
6 PM
33°
29%
7 PM
32°
33%
8 PM
31°
40%
9 PM
29°
37%
10 PM
29°
41%
11 PM
29°
42%
12 AM
29°
22%
1 AM
28°
11%
2 AM
28°
17%
3 AM
27°
21%
4 AM
27°
21%
5 AM
24°
5%
6 AM
24°
5%
7 AM
25°
5%
8 AM
26°
5%
9 AM
27°
5%
10 AM
28°
5%
11 AM
31°
5%
12 PM
31°
5%
1 PM
32°
13%
2 PM
32°
29%
3 PM
33°
29%
7-Day Forecast
Today
33° 24°
Partly Cloudy with a 41% chance of rain.
Tue
34° 24°
Partly Cloudy with a 44% chance of rain.
Wed
34° 24°
Partly Cloudy with a 67% chance of rain.
Thu
33° 23°
Rain, 77% chance.
Fri
33° 22°
Thunderstorm, 60% chance.
Sat
33° 21°
Thunderstorm, 90% chance.
Sun
31° 19°
Rain, 81% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Partly Cloudy 8% 22 mph S 69%
5 PM 33° Partly Cloudy 28% 20 mph S 70%
6 PM 33° Partly Cloudy 29% 19 mph S 73%
7 PM 32° Partly Cloudy 33% 16 mph S 75%
8 PM 31° Partly Cloudy 40% 14 mph S 79%
9 PM 29° Partly Cloudy 37% 13 mph S 83%
10 PM 29° Partly Cloudy 41% 14 mph S 85%
11 PM 29° Partly Cloudy 42% 14 mph S 84%
12 AM 29° Partly Cloudy 22% 15 mph SSW 81%
1 AM 28° Partly Cloudy 11% 15 mph SSW 79%
2 AM 28° Partly Cloudy 17% 14 mph SSW 79%
3 AM 27° Mostly Cloudy 21% 11 mph SW 78%
4 AM 27° Partly Cloudy 21% 8 mph SSW 80%
5 AM 24° Partly Cloudy 5% 8 mph S 82%
6 AM 24° Partly Cloudy 5% 9 mph S 83%
7 AM 25° Partly Cloudy 5% 11 mph S 81%
8 AM 26° Partly Cloudy 5% 13 mph S 77%
9 AM 27° Partly Cloudy 5% 15 mph S 72%
10 AM 28° Partly Cloudy 5% 15 mph SSW 68%
11 AM 31° Mostly Clear 5% 15 mph SSW 64%
12 PM 31° Mostly Clear 5% 14 mph SSW 61%
1 PM 32° Mostly Clear 13% 14 mph SSW 60%
2 PM 32° Partly Cloudy 29% 14 mph SSW 59%
3 PM 33° Partly Cloudy 29% 13 mph SSW 59%
15-Day Forecast
Today
6/29
Partly Cloudy
41%
24°
33°
Tue
6/30
Partly Cloudy
44%
24°
34°
Wed
7/1
Partly Cloudy
67%
24°
34°
Thu
7/2
Rain
77%
23°
33°
Fri
7/3
Thunderstorm
60%
22°
33°
Sat
7/4
Thunderstorm
90%
21°
33°
Sun
7/5
Rain
81%
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°
31°
Sat
7/11
Clear
60%
18°
30°
Sun
7/12
Drizzle
60%
18°
31°
Mon
7/13
Drizzle
60%
19°
31°
43
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
43 AQI 7.7 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 43 Good 32 43
Wed 68 Moderate 41 68
Thu 57 Moderate 34 57
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 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE5710 J/kg
MLCAPE4722 J/kg
MUCAPE5710 J/kg
SBCIN-172 J/kg
MLCIN0 J/kg
Lifted Index-10.3
Kinematics
0–6 km Shear36 kt
0–1 km Shear13 kt
Eff. Shear30 kt
0–1 km SRH60
0–3 km SRH2
Eff. SRH2
Storm Motion202° @ 45 kt
0–1 km EHI2.2
Composite Parameters
Sig. Tornado1.6
STP (eff)0.0
Supercell0.2
K-Index34.9
Thermo & Levels
PWAT1.77 in
0–3 km LR6.0 °C/km
700–500 LR7.8 °C/km
Total Totals52.5
LCL876 hPa
LFC714 hPa
EL124 hPa
Freezing Lvl15,118 ft