Keyesport, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy then Isolated Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Keyesport, IL in one place.
Isolated rain showers after 2pm. Mostly cloudy, with a high near 79. Southeast wind around 1 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Keyesport, 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: Jul 23, 2026 9:59 PM CDT.
The active forecast window currently covers Jul 24 to Jul 30, 2026 for Keyesport, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 30, 2026
- Latest sync
- Jul 23, 2026 9:59 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Keyesport
Monday looks like the warmest upcoming period in Keyesport at 97 degrees F.
Friday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Monday at about 5 to 9 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 23, 2026 9:59 PM CDT
- Coverage
- 7 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
Scattered rain showers. Mostly cloudy, with a low around 67. South wind 0 to 3 mph. Chance of precipitation is 50%.
A chance of rain showers before 1pm. Partly sunny, with a high near 86. South wind around 5 mph. Chance of precipitation is 50%.
Partly cloudy, with a low around 72. South wind around 2 mph.
Mostly sunny, with a high near 92.
Mostly clear, with a low around 75.
Sunny, with a high near 97.
Mostly clear, with a low around 77.
Sunny, with a high near 94.
Partly cloudy, with a low around 73.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Partly cloudy, with a low around 71.
Mostly sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Mostly Cloudy then Isolated Rain Showers
|
79°F |
1 mph
SE
|
|
Friday Night
Jul 24
|
Scattered Rain Showers
|
67°F |
0 to 3 mph
S
|
|
Saturday
Jul 25
|
Chance Rain Showers
|
86°F |
5 mph
S
|
|
Saturday Night
Jul 25
|
Partly Cloudy
|
72°F |
2 mph
S
|
|
Sunday
Jul 26
|
Mostly Sunny
|
92°F |
1 mph
SW
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
75°F |
0 to 5 mph
S
|
|
Monday
Jul 27
|
Sunny
|
97°F |
5 to 9 mph
SW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
77°F |
7 mph
SW
|
|
Tuesday
Jul 28
|
Sunny
|
94°F |
5 to 8 mph
NW
|
|
Tuesday Night
Jul 28
|
Partly Cloudy
|
73°F |
3 to 7 mph
NE
|
|
Wednesday
Jul 29
|
Slight Chance Rain Showers
|
90°F |
5 mph
E
|
|
Wednesday Night
Jul 29
|
Partly Cloudy
|
71°F |
5 mph
E
|
|
Thursday
Jul 30
|
Mostly Sunny
|
89°F |
3 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Keyesport.