Severe Thunderstorm Watch 10:00 PM

Jackson County, Iowa, United States

Last updated: 9:11 PM CDT  ·  Refresh
21°C
Feels like 22°
Mostly Clear
▲ 28°  /  ▼ 15°
Wind
6 mph NW
Humidity
86%
Dew Point
19°
Pressure
29.12 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
13%
Sunrise
6:16 AM
Sunset
7:53 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jackson County is currently mostly clear at 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 906 J/kg) — isolated convective development possible. Sunrise: 6:16AM · Sunset: 7:53PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
34 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
10 PM
21°
14%
11 PM
21°
14%
12 AM
20°
14%
1 AM
19°
3%
2 AM
18°
3%
3 AM
18°
3%
4 AM
17°
3%
5 AM
16°
3%
6 AM
16°
3%
7 AM
16°
3%
8 AM
18°
3%
9 AM
21°
3%
10 AM
23°
7%
11 AM
24°
7%
12 PM
25°
15%
1 PM
27°
16%
2 PM
27°
16%
3 PM
27°
5%
4 PM
28°
3%
5 PM
26°
3%
6 PM
26°
3%
7 PM
24°
3%
8 PM
23°
3%
7-Day Forecast
Tonight
28° 15°
Mostly Clear.
Sat
28° 14°
Clear.
Sun
27° 12°
Clear.
Mon
23° 12°
Drizzle, 44% chance.
Tue
27° 13°
Drizzle, 51% chance.
Wed
29° 17°
Rain, 51% chance.
Thu
28° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Clear 3% 6 mph NW 86%
10 PM 21° Clear 14% 8 mph NW 83%
11 PM 21° Clear 14% 8 mph NW 83%
12 AM 20° Clear 14% 8 mph NNW 84%
1 AM 19° Clear 3% 7 mph NNW 84%
2 AM 18° Clear 3% 7 mph NNW 85%
3 AM 18° Clear 3% 6 mph NNW 86%
4 AM 17° Clear 3% 6 mph NW 87%
5 AM 16° Clear 3% 6 mph NW 87%
6 AM 16° Clear 3% 5 mph NW 88%
7 AM 16° Clear 3% 5 mph WNW 87%
8 AM 18° Clear 3% 7 mph NW 81%
9 AM 21° Clear 3% 8 mph NW 74%
10 AM 23° Clear 7% 10 mph NW 69%
11 AM 24° Clear 7% 11 mph NW 65%
12 PM 25° Clear 15% 13 mph NW 61%
1 PM 27° Clear 16% 14 mph NW 58%
2 PM 27° Clear 16% 14 mph NW 55%
3 PM 27° Clear 5% 14 mph NW 53%
4 PM 28° Clear 3% 13 mph NW 54%
5 PM 26° Clear 3% 12 mph NW 58%
6 PM 26° Mostly Clear 3% 10 mph NW 63%
7 PM 24° Mostly Clear 3% 10 mph NW 65%
8 PM 23° Mostly Clear 3% 9 mph NW 67%
15-Day Forecast
Today
8/21
Mostly Clear
3%
15°
28°
Sat
8/22
Clear
15%
14°
28°
Sun
8/23
Clear
3%
12°
27°
Mon
8/24
Drizzle
44%
12°
23°
Tue
8/25
Drizzle
51%
13°
27°
Wed
8/26
Rain
51%
17°
29°
Thu
8/27
Clear
17%
16°
28°
Fri
8/28
Clear
17%
16°
28°
Sat
8/29
Drizzle
68%
16°
29°
Sun
8/30
Rain
68%
18°
30°
Mon
8/31
Drizzle
60%
17°
30°
Tue
9/1
Drizzle
60%
18°
29°
Wed
9/2
Drizzle
60%
18°
29°
Thu
9/3
Drizzle
60%
17°
28°
Fri
9/4
Drizzle
60%
17°
29°
34
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
29 AQI 5.2 µg/m³
O3
Ground-level ozone
Dominant
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 34 Good 34 29
Sun 28 Good 28 23
Mon 24 Good 24 7
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 Aug 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE651 J/kg
MLCAPE1181 J/kg
MUCAPE2027 J/kg
SBCIN-233 J/kg
MLCIN-71 J/kg
Lifted Index-1.7
Kinematics
0–6 km Shear20 kt
0–1 km Shear15 kt
Eff. Shear21 kt
0–1 km SRH36
0–3 km SRH69
Eff. SRH69
Storm Motion344° @ 23 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.5
K-Index21.8
Thermo & Levels
PWAT1.36 in
0–3 km LR5.0 °C/km
700–500 LR6.3 °C/km
Total Totals50.0
LCL950 hPa
LFC672 hPa
EL245 hPa
Freezing Lvl12,841 ft