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

Marshall County, Iowa, United States

Last updated: 9:08 PM CDT  ·  Refresh
6°C
Feels like 4°
Clear
▲ 11°  /  ▼ 1°
Wind
6 mph NNW
Humidity
75%
Dew Point
2°
Pressure
29.44 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
7:24 AM
Sunset
6:28 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently clear at 6°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:24AM · Sunset: 6:28PM.

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
22 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
6°
3%
10 PM
5°
3%
11 PM
4°
3%
12 AM
4°
3%
1 AM
4°
3%
2 AM
3°
3%
3 AM
3°
3%
4 AM
3°
3%
5 AM
2°
3%
6 AM
2°
3%
7 AM
1°
3%
8 AM
3°
3%
9 AM
5°
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
10°
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
21° 6°
Partly Cloudy.
Tue
22° 8°
Mostly Clear.
Wed
23° 11°
Mostly Clear.
Thu
26° 12°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 6° Clear 3% 6 mph NNW 75%
10 PM 5° Clear 3% 6 mph NNW 73%
11 PM 4° Clear 3% 5 mph NNW 75%
12 AM 4° Clear 3% 5 mph NNW 76%
1 AM 4° Clear 3% 4 mph NW 78%
2 AM 3° Clear 3% 3 mph NW 79%
3 AM 3° Clear 3% 3 mph WNW 80%
4 AM 3° Clear 3% 2 mph W 80%
5 AM 2° Clear 3% 3 mph SW 80%
6 AM 2° Clear 3% 4 mph SSW 81%
7 AM 1° Clear 3% 5 mph SSW 81%
8 AM 3° Clear 3% 6 mph SSW 77%
9 AM 5° Clear 3% 8 mph SSW 71%
10 AM 8° Clear 3% 11 mph SSW 65%
11 AM 9° Clear 3% 11 mph SSW 60%
12 PM 11° Clear 3% 12 mph SW 55%
1 PM 12° Clear 3% 13 mph SW 50%
2 PM 14° Clear 3% 13 mph SSW 48%
3 PM 14° Clear 3% 13 mph SSW 47%
4 PM 14° Clear 3% 13 mph SSW 48%
5 PM 13° Clear 3% 12 mph SSW 53%
6 PM 10° Clear 3% 11 mph SSW 58%
7 PM 9° Clear 3% 11 mph SSW 63%
8 PM 9° Clear 3% 11 mph SSW 64%
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
Partly Cloudy
3%
6°
21°
Tue
10/20
Mostly Clear
10%
8°
22°
Wed
10/21
Mostly Clear
10%
11°
23°
Thu
10/22
Clear
18%
12°
26°
Fri
10/23
Mostly Clear
8%
14°
26°
Sat
10/24
Drizzle
54%
11°
23°
Sun
10/25
Drizzle
54%
9°
19°
Mon
10/26
Rain
60%
7°
17°
Tue
10/27
Drizzle
60%
7°
17°
Wed
10/28
Drizzle
60%
7°
18°
Thu
10/29
Drizzle
60%
8°
18°
Fri
10/30
Drizzle
60%
7°
17°
22
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
13 AQI 2.3 µg/m³
O3
Ground-level ozone
Dominant
22 AQI 24 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 22 Good 22 13
Sun 27 Good 27 7
Mon 25 Good 25 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 LCL0°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
MLCAPE12 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index18.6
Kinematics
0–6 km Shear48 kt
0–1 km Shear21 kt
Eff. Shear—
0–1 km SRH79
0–3 km SRH80
Eff. SRH—
Storm Motion24° @ 37 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-21.6
Thermo & Levels
PWAT0.30 in
0–3 km LR3.2 °C/km
700–500 LR5.4 °C/km
Total Totals25.8
LCL933 hPa
LFC—
EL—
Freezing Lvl3,934 ft