Chestline, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms then Scattered Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Chestline, IL in one place.
Showers and thunderstorms before 11am, then scattered showers and thunderstorms between 11am and 5pm. Mostly cloudy, with a high near 83. Northeast wind around 5 mph. Chance of precipitation is 80%.
Local Weather Overview
This forecast page for Chestline, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 5:13 PM CDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Chestline, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 5:13 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Chestline
Thursday looks like the warmest upcoming period in Chestline at 90 degrees F.
Monday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Saturday at about 10 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 5:13 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Isolated showers and thunderstorms after 9pm. Partly cloudy, with a low around 73. Southeast wind around 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. West wind around 3 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Mostly clear, with a low around 73.
A slight chance of rain showers after 7am. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
A slight chance of rain showers before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Showers and thunderstorms likely. Partly sunny, with a high near 82. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
A chance of rain showers before 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 40%.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Showers And Thunderstorms then Scattered Showers And Thunderstorms
|
83°F |
5 mph
NE
|
|
Wednesday Night
Sep 16
|
Isolated Showers And Thunderstorms
|
73°F |
5 mph
SE
|
|
Thursday
Sep 17
|
Slight Chance Showers And Thunderstorms
|
90°F |
3 mph
W
|
|
Thursday Night
Sep 17
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
71°F |
6 mph
NE
|
|
Friday
Sep 18
|
Slight Chance Showers And Thunderstorms
|
90°F |
7 mph
SE
|
|
Friday Night
Sep 18
|
Mostly Clear
|
73°F |
5 to 8 mph
S
|
|
Saturday
Sep 19
|
Slight Chance Rain Showers
|
90°F |
10 mph
SW
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms Likely
|
69°F |
6 mph
NW
|
|
Sunday
Sep 20
|
Showers And Thunderstorms Likely
|
82°F |
5 to 8 mph
NW
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
64°F |
7 mph
N
|
|
Monday
Sep 21
|
Chance Rain Showers
|
75°F |
5 to 8 mph
NW
|
|
Monday Night
Sep 21
|
Mostly Cloudy then Slight Chance Rain Showers
|
60°F |
7 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chestline.