Freeze 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, Butler, IA, Bremer, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Grundy, IA, Black Hawk, 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 9:00 AM

Calhoun County, Iowa, United States

Last updated: 9:05 PM CDT  ·  Refresh
6°C
Feels like 4°
Clear
▲ 11°  /  ▼ 1°
Wind
6 mph NNW
Humidity
69%
Dew Point
1°
Pressure
29.24 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
7:31 AM
Sunset
6:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Calhoun County is currently clear at 6°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:31AM · Sunset: 6:34PM.

Alerts

Freeze 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, Butler, IA, Bremer, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Grundy, IA, Black Hawk, 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
Expires 9:00 AM
23 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
6°
3%
10 PM
4°
3%
11 PM
4°
3%
12 AM
3°
3%
1 AM
3°
3%
2 AM
3°
3%
3 AM
3°
3%
4 AM
2°
3%
5 AM
2°
3%
6 AM
2°
3%
7 AM
1°
3%
8 AM
2°
3%
9 AM
4°
3%
10 AM
8°
3%
11 AM
9°
3%
12 PM
11°
3%
1 PM
12°
3%
2 PM
14°
3%
3 PM
14°
3%
4 PM
14°
3%
5 PM
13°
3%
6 PM
11°
3%
7 PM
9°
3%
8 PM
9°
3%
7-Day Forecast
Tonight
11° 1°
Clear.
Sat
14° 1°
Clear.
Sun
18° 4°
Clear.
Mon
19° 6°
Fog.
Tue
21° 8°
Clear.
Wed
23° 12°
Mostly Clear with a 22% chance of rain.
Thu
25° 12°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 6° Clear 3% 6 mph NNW 69%
10 PM 4° Clear 3% 6 mph NNW 69%
11 PM 4° Clear 3% 5 mph NW 70%
12 AM 3° Clear 3% 5 mph NW 70%
1 AM 3° Clear 3% 4 mph WNW 70%
2 AM 3° Clear 3% 4 mph W 71%
3 AM 3° Clear 3% 4 mph WSW 72%
4 AM 2° Clear 3% 5 mph SW 74%
5 AM 2° Clear 3% 5 mph SW 75%
6 AM 2° Clear 3% 6 mph SSW 76%
7 AM 1° Clear 3% 7 mph SSW 76%
8 AM 2° Clear 3% 8 mph SSW 71%
9 AM 4° Clear 3% 10 mph SSW 66%
10 AM 8° Clear 3% 13 mph SSW 60%
11 AM 9° Clear 3% 14 mph SW 55%
12 PM 11° Clear 3% 15 mph SW 50%
1 PM 12° Clear 3% 16 mph SW 45%
2 PM 14° Clear 3% 16 mph SSW 43%
3 PM 14° Clear 3% 15 mph SSW 42%
4 PM 14° Clear 3% 15 mph SSW 43%
5 PM 13° Clear 3% 15 mph SSW 47%
6 PM 11° Clear 3% 14 mph SSW 51%
7 PM 9° Clear 3% 14 mph SSW 55%
8 PM 9° Clear 3% 14 mph SSW 56%
15-Day Forecast
Today
10/16
Clear
3%
1°
11°
Sat
10/17
Clear
3%
1°
14°
Sun
10/18
Clear
3%
4°
18°
Mon
10/19
Fog
3%
6°
19°
Tue
10/20
Clear
14%
8°
21°
Wed
10/21
Mostly Clear
22%
12°
23°
Thu
10/22
Clear
7%
12°
25°
Fri
10/23
Mostly Clear
21%
14°
25°
Sat
10/24
Drizzle
54%
9°
21°
Sun
10/25
Drizzle
54%
7°
17°
Mon
10/26
Rain
64%
7°
15°
Tue
10/27
Drizzle
60%
7°
15°
Wed
10/28
Drizzle
60%
7°
16°
Thu
10/29
Drizzle
60%
7°
17°
Fri
10/30
Drizzle
60%
7°
15°
23
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
10 AQI 1.9 µg/m³
O3
Ground-level ozone
Dominant
23 AQI 26 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 23 Good 23 10
Sun 28 Good 28 12
Mon 29 Good 29 21
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 Fri Oct 16, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE8 J/kg
MUCAPE0 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index20.1
Kinematics
0–6 km Shear40 kt
0–1 km Shear15 kt
Eff. Shear—
0–1 km SRH75
0–3 km SRH98
Eff. SRH—
Storm Motion25° @ 33 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-28.6
Thermo & Levels
PWAT0.27 in
0–3 km LR3.0 °C/km
700–500 LR5.0 °C/km
Total Totals13.0
LCL915 hPa
LFC990 hPa
EL990 hPa
Freezing Lvl4,629 ft