Crystal Lawns, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Crystal Lawns, IL in one place.
Mostly sunny, with a high near 92. Heat index values as high as 105. South wind 10 to 15 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Crystal Lawns, 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: Jun 28, 2026 2:34 PM CDT.
The active forecast window currently covers Jun 29 to Jul 4, 2026 for Crystal Lawns, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 29 to Jul 4, 2026
- Latest sync
- Jun 28, 2026 2:34 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Crystal Lawns
Tuesday looks like the warmest upcoming period in Crystal Lawns at 93 degrees F.
Saturday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Monday at about 10 to 15 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 28, 2026 2:34 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 76. Heat index values as high as 102. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunny, with a high near 93. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 76.
Sunny, with a high near 93.
Mostly clear, with a low around 75.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93.
A chance of showers and thunderstorms. Partly cloudy, with a low around 74.
A chance of showers and thunderstorms. Mostly sunny, with a high near 92.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90.
A chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 29
|
Mostly Sunny
|
92°F |
10 to 15 mph
S
|
|
Monday Night
Jun 29
|
Mostly Clear
|
76°F |
10 to 15 mph
SSW
|
|
Tuesday
Jun 30
|
Sunny
|
93°F |
10 to 15 mph
SSW
|
|
Tuesday Night
Jun 30
|
Mostly Clear
|
76°F |
10 to 15 mph
SW
|
|
Wednesday
Jul 1
|
Sunny
|
93°F |
10 to 15 mph
SW
|
|
Wednesday Night
Jul 1
|
Mostly Clear
|
75°F |
5 to 15 mph
SSW
|
|
Thursday
Jul 2
|
Sunny then Slight Chance Showers And Thunderstorms
|
93°F |
5 to 10 mph
SW
|
|
Thursday Night
Jul 2
|
Chance Showers And Thunderstorms
|
74°F |
0 to 10 mph
SSW
|
|
Friday
Jul 3
|
Chance Showers And Thunderstorms
|
92°F |
0 to 10 mph
SW
|
|
Friday Night
Jul 3
|
Chance Showers And Thunderstorms
|
72°F |
0 to 5 mph
SSW
|
|
Independence Day
Jul 4
|
Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
S
|
|
Saturday Night
Jul 4
|
Chance Showers And Thunderstorms
|
71°F |
0 to 5 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Crystal Lawns.