Heat Advisory — Iowa, IA, Johnson, IA, Cedar, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Rock Island, IL, Henry, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO 7:00 PM

Rock Island County, Illinois, United States

Last updated: 12:08 AM CDT  ·  Refresh
26°C
Feels like 24°
Mostly Clear
▲ 34°  /  ▼ 23°
Wind
12 mph S
Humidity
66%
Dew Point
19°
Pressure
29.22 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
25%
Sunrise
6:27 AM
Sunset
7:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Rock Island County is currently mostly clear at 25°C. Precipitation is likely — peak probability 50% around 8 AM. Atmospheric instability is elevated (CAPE up to 2404 J/kg) — isolated convective development possible. Sunrise: 6:27AM · Sunset: 7:36PM.

Alerts

Heat Advisory
Iowa, IA, Johnson, IA, Cedar, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Rock Island, IL, Henry, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO
Expires 7:00 PM
62 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
22%
1 AM
26°
21%
2 AM
26°
22%
3 AM
25°
29%
4 AM
24°
38%
5 AM
23°
47%
6 AM
23°
49%
7 AM
23°
50%
8 AM
24°
50%
9 AM
24°
40%
10 AM
26°
32%
11 AM
27°
30%
12 PM
29°
26%
1 PM
32°
10%
2 PM
33°
23%
3 PM
33°
24%
4 PM
33°
24%
5 PM
33°
31%
6 PM
32°
31%
7 PM
30°
31%
8 PM
29°
31%
9 PM
28°
28%
10 PM
27°
35%
11 PM
26°
37%
7-Day Forecast
Today
34° 23°
Partly Cloudy with a 49% chance of rain.
Tue
37° 23°
Mostly Clear with a 37% chance of rain.
Wed
37° 22°
Clear with a 46% chance of rain.
Thu
36° 19°
Partly Cloudy with a 67% chance of rain.
Fri
37° 23°
Mostly Clear with a 71% chance of rain.
Sat
35° 22°
Mostly Clear with a 32% chance of rain.
Sun
33° 20°
Partly Cloudy.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Clear 22% 12 mph S 66%
1 AM 26° Partly Cloudy 21% 12 mph S 59%
2 AM 26° Mostly Clear 22% 12 mph S 62%
3 AM 25° Partly Cloudy 29% 12 mph S 64%
4 AM 24° Partly Cloudy 38% 12 mph SSW 66%
5 AM 23° Partly Cloudy 47% 12 mph SSW 67%
6 AM 23° Partly Cloudy 49% 12 mph SSW 68%
7 AM 23° Partly Cloudy 50% 13 mph SSW 69%
8 AM 24° Partly Cloudy 50% 13 mph SSW 70%
9 AM 24° Partly Cloudy 40% 13 mph SSW 71%
10 AM 26° Partly Cloudy 32% 13 mph SSW 71%
11 AM 27° Partly Cloudy 30% 13 mph SSW 66%
12 PM 29° Mostly Clear 26% 12 mph SW 61%
1 PM 32° Partly Cloudy 10% 12 mph SW 54%
2 PM 33° Partly Cloudy 23% 11 mph SW 52%
3 PM 33° Partly Cloudy 24% 10 mph SSW 51%
4 PM 33° Partly Cloudy 24% 9 mph SSW 50%
5 PM 33° Partly Cloudy 31% 8 mph SSW 58%
6 PM 32° Partly Cloudy 31% 6 mph S 65%
7 PM 30° Partly Cloudy 31% 6 mph S 71%
8 PM 29° Mostly Cloudy 31% 6 mph S 73%
9 PM 28° Mostly Cloudy 28% 7 mph S 76%
10 PM 27° Mostly Cloudy 35% 7 mph S 77%
11 PM 26° Partly Cloudy 37% 7 mph SSW 75%
15-Day Forecast
Today
8/31
Partly Cloudy
49%
23°
34°
Tue
9/1
Mostly Clear
37%
23°
37°
Wed
9/2
Clear
46%
22°
37°
Thu
9/3
Partly Cloudy
67%
19°
36°
Fri
9/4
Mostly Clear
71%
23°
37°
Sat
9/5
Mostly Clear
32%
22°
35°
Sun
9/6
Partly Cloudy
18%
20°
33°
Mon
9/7
Drizzle
53%
19°
34°
Tue
9/8
Mostly Clear
35%
17°
28°
Wed
9/9
Mostly Clear
24%
17°
29°
Thu
9/10
Drizzle
60%
18°
31°
Fri
9/11
Drizzle
60%
18°
30°
Sat
9/12
Drizzle
60%
18°
29°
Sun
9/13
Drizzle
60%
18°
31°
Mon
9/14
Rain
90%
17°
29°
62
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
62 AQI 14.9 µg/m³
O3
Ground-level ozone
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 62 Moderate 36 62
Tue 65 Moderate 44 65
Wed 65 Moderate 47 65
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 Mon Aug 31, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE22 J/kg
MUCAPE306 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index0.0
Kinematics
0–6 km Shear30 kt
0–1 km Shear22 kt
Eff. Shear—
0–1 km SRH204
0–3 km SRH261
Eff. SRH—
Storm Motion296° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index14.1
Thermo & Levels
PWAT1.62 in
0–3 km LR4.2 °C/km
700–500 LR6.9 °C/km
Total Totals43.5
LCL905 hPa
LFC—
EL—
Freezing Lvl15,682 ft