Severe Thunderstorm Watch 5:00 AM Severe Thunderstorm Watch 5:00 AM

Osceola County, Iowa, United States

Last updated: 3:50 AM CDT  ·  Refresh
19°C
Feels like 18°
Mostly Cloudy
▲ 32°  /  ▼ 19°
Wind
12 mph SSE
Humidity
95%
Dew Point
18°
Pressure
28.28 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
70%
Sunrise
6:47 AM
Sunset
7:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Osceola County is currently mostly cloudy at 19°C. Precipitation is likely — peak probability 63% around 3 AM. Atmospheric instability is elevated (CAPE up to 2090 J/kg) — isolated convective development possible. Sunrise: 6:47AM · Sunset: 7:55PM.

Alerts

Severe Thunderstorm Watch
Expires 5:00 AM
Severe Thunderstorm Watch
Expires 5:00 AM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
59%
4 AM
18°
10%
5 AM
16°
12%
6 AM
16°
14%
7 AM
17°
16%
8 AM
18°
14%
9 AM
19°
10%
10 AM
22°
11%
11 AM
24°
23%
12 PM
26°
12%
1 PM
28°
12%
2 PM
29°
12%
3 PM
31°
12%
4 PM
31°
21%
5 PM
31°
17%
6 PM
30°
18%
7 PM
28°
24%
8 PM
27°
24%
9 PM
23°
34%
10 PM
22°
50%
11 PM
22°
55%
12 AM
22°
59%
1 AM
22°
59%
2 AM
21°
56%
7-Day Forecast
Today
32° 19°
Mostly Clear with a 59% chance of rain.
Thu
35° 19°
Rain, 63% chance.
Fri
38° 20°
Clear with a 28% chance of rain.
Sat
36° 18°
Partly Cloudy with a 66% chance of rain.
Sun
37° 18°
Drizzle, 64% chance.
Mon
32° 19°
Rain, 82% chance.
Tue
33° 17°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 19° Mostly Cloudy 59% 12 mph SSE 95%
4 AM 18° Partly Cloudy 10% 6 mph ESE 95%
5 AM 16° Mostly Clear 12% 6 mph ENE 96%
6 AM 16° Mostly Clear 14% 4 mph ENE 97%
7 AM 17° Mostly Clear 16% 4 mph ENE 94%
8 AM 18° Mostly Clear 14% 4 mph ESE 90%
9 AM 19° Mostly Clear 10% 5 mph SE 86%
10 AM 22° Mostly Clear 11% 6 mph SE 78%
11 AM 24° Clear 23% 7 mph SE 68%
12 PM 26° Clear 12% 7 mph SSE 59%
1 PM 28° Clear 12% 8 mph SSE 54%
2 PM 29° Clear 12% 9 mph SSE 50%
3 PM 31° Clear 12% 9 mph SSE 46%
4 PM 31° Clear 21% 9 mph SSE 47%
5 PM 31° Mostly Clear 17% 7 mph SSE 49%
6 PM 30° Partly Cloudy 18% 6 mph SSE 52%
7 PM 28° Mostly Clear 24% 5 mph SE 61%
8 PM 27° Mostly Clear 24% 5 mph ESE 71%
9 PM 23° Clear 34% 6 mph E 80%
10 PM 22° Mostly Clear 50% 5 mph ESE 81%
11 PM 22° Mostly Clear 55% 5 mph SE 81%
12 AM 22° Drizzle 59% 6 mph SE 80%
1 AM 22° Drizzle 59% 5 mph SSE 82%
2 AM 21° Rain 56% 5 mph S 84%
15-Day Forecast
Today
9/2
Mostly Clear
59%
19°
32°
Thu
9/3
Rain
63%
19°
35°
Fri
9/4
Clear
28%
20°
38°
Sat
9/5
Partly Cloudy
66%
18°
36°
Sun
9/6
Drizzle
64%
18°
37°
Mon
9/7
Rain
82%
19°
32°
Tue
9/8
Drizzle
53%
17°
33°
Wed
9/9
Drizzle
72%
12°
28°
Thu
9/10
Drizzle
44%
13°
27°
Fri
9/11
Rain
68%
13°
31°
Sat
9/12
Drizzle
60%
15°
28°
Sun
9/13
Drizzle
60%
14°
28°
Mon
9/14
Clear
60%
14°
28°
Tue
9/15
Drizzle
60%
14°
28°
Wed
9/16
Clear
60%
14°
28°
52
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
52 AQI 10.0 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 35 52
Thu 40 Good 40 39
Fri 42 Good 42 36
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 Wed Sep 2, 07:00'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
SBCAPE0 J/kg
MLCAPE562 J/kg
MUCAPE1442 J/kg
SBCIN—
MLCIN-190 J/kg
Lifted Index0.5
Kinematics
0–6 km Shear38 kt
0–1 km Shear18 kt
Eff. Shear32 kt
0–1 km SRH126
0–3 km SRH220
Eff. SRH171
Storm Motion292° @ 27 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell4.1
K-Index38.6
Thermo & Levels
PWAT1.90 in
0–3 km LR3.9 °C/km
700–500 LR6.7 °C/km
Total Totals51.9
LCL944 hPa
LFC—
EL—
Freezing Lvl13,022 ft