Excessive Heat Warning — Buchanan, IA, Delaware, IA, Dubuque, IA, Benton, IA, Linn, IA, Jones, IA, Jackson, IA, Iowa, IA, Johnson, IA, Cedar, IA, Clinton, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Whiteside, IL, Rock Island, IL, Henry, IL, Bureau, IL, Putnam, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO 9:00 PM Extreme Heat Watch 10:00 PM

Rock Island County, Illinois, United States

Last updated: 7:44 AM CDT  ·  Refresh
24°C
Feels like 29°
Overcast
▲ 36°  /  ▼ 24°
Wind
4 mph SSE
Humidity
93%
Dew Point
24°
Pressure
29.21 inHg
Visibility
7 mi
UV Index
2.1
Cloud Cover
91%
Sunrise
5:51 AM
Sunset
8:25 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Rock Island County is currently overcast at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4106 J/kg) — isolated convective development possible. Sunrise: 5:51AM · Sunset: 8:25PM.

Alerts

Excessive Heat Warning
Buchanan, IA, Delaware, IA, Dubuque, IA, Benton, IA, Linn, IA, Jones, IA, Jackson, IA, Iowa, IA, Johnson, IA, Cedar, IA, Clinton, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Whiteside, IL, Rock Island, IL, Henry, IL, Bureau, IL, Putnam, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO
Expires 9:00 PM
Extreme Heat Watch
Expires 10:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
20%
8 AM
26°
44%
9 AM
27°
35%
10 AM
29°
30%
11 AM
30°
28%
12 PM
31°
27%
1 PM
33°
7%
2 PM
34°
15%
3 PM
35°
15%
4 PM
35°
17%
5 PM
36°
18%
6 PM
35°
18%
7 PM
33°
18%
8 PM
31°
19%
9 PM
29°
19%
10 PM
29°
29%
11 PM
28°
20%
12 AM
28°
14%
1 AM
27°
23%
2 AM
27°
32%
3 AM
27°
32%
4 AM
26°
22%
5 AM
26°
18%
6 AM
26°
18%
7-Day Forecast
Today
36° 24°
Mostly Cloudy with a 30% chance of rain.
Mon
36° 24°
Mostly Clear with a 37% chance of rain.
Tue
30° 20°
Partly Cloudy.
Wed
29° 19°
Partly Cloudy.
Thu
30° 18°
Clear.
Fri
28° 20°
Rain, 71% chance.
Sat
29° 18°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Overcast 20% 4 mph SSE 93%
8 AM 26° Overcast 44% 5 mph S 88%
9 AM 27° Overcast 35% 6 mph S 85%
10 AM 29° Overcast 30% 6 mph SSW 82%
11 AM 30° Mostly Cloudy 28% 5 mph SW 78%
12 PM 31° Partly Cloudy 27% 5 mph SW 74%
1 PM 33° Partly Cloudy 7% 4 mph WSW 69%
2 PM 34° Partly Cloudy 15% 4 mph W 64%
3 PM 35° Partly Cloudy 15% 4 mph WNW 61%
4 PM 35° Partly Cloudy 17% 4 mph W 62%
5 PM 36° Partly Cloudy 18% 4 mph W 63%
6 PM 35° Partly Cloudy 18% 3 mph W 66%
7 PM 33° Partly Cloudy 18% 3 mph SW 71%
8 PM 31° Mostly Clear 19% 4 mph S 77%
9 PM 29° Mostly Clear 19% 6 mph S 83%
10 PM 29° Mostly Clear 29% 6 mph S 84%
11 PM 28° Partly Cloudy 20% 6 mph S 83%
12 AM 28° Partly Cloudy 14% 7 mph SSW 83%
1 AM 27° Partly Cloudy 23% 6 mph S 84%
2 AM 27° Partly Cloudy 32% 7 mph S 87%
3 AM 27° Rain 32% 9 mph SE 89%
4 AM 26° Rain 22% 8 mph SSE 89%
5 AM 26° Partly Cloudy 18% 9 mph SSE 88%
6 AM 26° Mostly Clear 18% 10 mph S 87%
15-Day Forecast
Today
7/26
Mostly Cloudy
30%
24°
36°
Mon
7/27
Mostly Clear
37%
24°
36°
Tue
7/28
Partly Cloudy
14%
20°
30°
Wed
7/29
Partly Cloudy
10%
19°
29°
Thu
7/30
Clear
16%
18°
30°
Fri
7/31
Rain
71%
20°
28°
Sat
8/1
Clear
52%
18°
29°
Sun
8/2
Clear
18%
18°
30°
Mon
8/3
Clear
19%
18°
31°
Tue
8/4
Drizzle
51%
21°
33°
Wed
8/5
Drizzle
60%
20°
33°
Thu
8/6
Drizzle
60%
19°
30°
Fri
8/7
Drizzle
60%
19°
32°
Sat
8/8
Drizzle
60%
20°
33°
Sun
8/9
Drizzle
60%
20°
34°
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 9.9 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 52 Moderate 40 52
Tue 51 Moderate 45 51
Wed 57 Moderate 45 57
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 Sun Jul 26, 11:00'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
SBCAPE1738 J/kg
MLCAPE2958 J/kg
MUCAPE4200 J/kg
SBCIN-289 J/kg
MLCIN0 J/kg
Lifted Index-5.8
Kinematics
0–6 km Shear31 kt
0–1 km Shear12 kt
Eff. Shear25 kt
0–1 km SRH-37
0–3 km SRH-224
Eff. SRH-244
Storm Motion278° @ 27 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.4
Thermo & Levels
PWAT2.01 in
0–3 km LR4.0 °C/km
700–500 LR7.3 °C/km
Total Totals53.7
LCL972 hPa
LFC674 hPa
EL184 hPa
Freezing Lvl15,305 ft