Kappa, IL Weather Forecast
Local 7-day forecast
Chance Rain Showers then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Kappa, IL in one place.
A chance of rain showers before 4pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. East wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Kappa, 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 16, 2026 9:32 AM CDT.
The active forecast window currently covers Sep 18 to Sep 22, 2026 for Kappa, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 18 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 9:32 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Kappa
Saturday looks like the warmest upcoming period in Kappa at 88 degrees F.
Monday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Saturday at about 12 mph SSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 9:32 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. South southwest wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
A chance of rain showers. Partly sunny, with a high near 76.
A chance of rain showers. Partly cloudy, with a low around 59.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Sep 18
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
84°F |
8 mph
E
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
68°F |
10 mph
SE
|
|
Saturday
Sep 19
|
Chance Showers And Thunderstorms
|
88°F |
12 mph
SSW
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms Likely
|
67°F |
5 to 8 mph
NW
|
|
Sunday
Sep 20
|
Showers And Thunderstorms Likely
|
80°F |
6 to 12 mph
NE
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
62°F |
7 to 12 mph
ENE
|
|
Monday
Sep 21
|
Chance Showers And Thunderstorms
|
77°F |
7 to 12 mph
NNE
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
59°F |
6 to 10 mph
NNE
|
|
Tuesday
Sep 22
|
Chance Rain Showers
|
76°F |
6 to 9 mph
N
|
|
Tuesday Night
Sep 22
|
Chance Rain Showers
|
59°F |
3 to 7 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Kappa.