Click for Hazardous Weather Outlook for Rock Island, Illinois
Change location by the zip code or city,state: or search for other weather forecast locations in Illinois by name.
Weather Conditions for Rock Island, Illinois : Rock Island County
Issued: 12:01 pm CDT Sep 14, 2026 Latitude: 41.5094771 Longitude: -90.5787477 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
20% chance of rain on This Afternoon 80% chance of thunderstorms on Tonight 80% chance of thunderstorms on Tuesday 90% chance of rain on Wednesday 60% chance of rain on Thursday 60% chance of  on Friday 60% chance of  on Saturday 40% chance of rain on Sunday
High: 75°F Low: 73°F High: 80°F High: 76°F High: 81°F High: 82°F High: 80°F High: 76°F
Low: 62°F Low: 67°F Low: 66°F Low: 67°F Low: 63°F  
Rain Thunderstorms Thunderstorms Rain Rain Partly Sunny Partly Sunny Rain
Current Conditions at
MOLINE - (KMLI)
64°
Mostly Clear
as of 11:52 AM CDST
Rel. Humidity: 72%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 18 MPH
130° Southeast
Cloud Level(s): Few at 6000ft, Few at 8000ft
Current Conditions at
DAVENPORT - (KDVN)
63°
Partly Cloudy
as of 11:52 AM CDST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 22 MPH
120° Southeast
Cloud Level(s): Scattered at 11000ft
Current Conditions at
CLINTON - (KCWI)
63°
Partly Cloudy
as of 11:56 AM CDST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
15 MPH
150° Southeast
Cloud Level(s): Scattered at 8000ft
Current Conditions at
MUSCATINE - (KMUT)
63°
Clear
as of 12:15 PM CDST
Rel. Humidity: 88%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
10 MPH
140° Southeast
Cloud Level(s): Clear
20% chance of rain This Afternoon This Afternoon... A slight chance of showers between 1pm and 3pm. Mostly cloudy, with a high near 75. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

80% chance of thunderstorms Tonight Tonight... A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Some of the storms could produce heavy rainfall. Steady temperature around 73. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

80% chance of thunderstorms Tuesday Tuesday... Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. High near 80. South wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

70% chance of thunderstorms Tuesday Night Tuesday Night... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Northeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

90% chance of rain Wednesday Wednesday... Showers, mainly before 1pm. High near 76. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

80% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms, then showers after 1am. Low around 67. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

60% chance of rain Thursday Thursday... Showers likely before 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

40% chance of rain Thursday Night Thursday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 66.

60% chance of  Friday Friday... Showers likely, mainly before 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

50% chance of rain Friday Night Friday Night... A 50 percent chance of showers. Partly cloudy, with a low around 67.

60% chance of  Saturday Saturday... Showers likely. Partly sunny, with a high near 80. Chance of precipitation is 60%.

40% chance of rain Saturday Night Saturday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 63.

40% chance of rain Sunday Sunday... A 40 percent chance of showers. Mostly cloudy, with a high near 76.

Illinois' Warnings, Watches, and AdvisoriesIllinois' Watches, Warnings, and Advisories

Current Radar Image


Sun Almanac for Rock Island, Illinois
Astronomical Sunrise 05:08 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:41 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:14 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:42 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 12 Hours 32 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 7:14 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 7:41 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 8:14 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 8:48 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 13 Hours 27 Minutes
Nautical Rise to Set: 14 Hours 33 Minutes
Astro Rise to Set: 15 Hours 40 Minutes

Click for yearly Sun Almanac for Rock Island
Moon Almanac for Rock Island, Illinois
Moon Phase: Waxing Crescent
Moon Illumination: 14%
Moon Age: 3.61 Days
Moon is currently above the horizon
Distance from Moon to Earth: 246,075 miles
Upcoming Lunar Events for
Rock Island:
Next EventEvent TimeIllum

High Moon:03:40 pm Mon14.5%
Moonset:08:36 pm Mon16.0%
Moonrise:11:43 am Tue20.9%
High Moon:04:28 pm Tue22.5%
Moonset:09:06 pm Tue24.2%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac