Lee, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Lee, IL in one place.
A chance of showers and thunderstorms before 4am, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Cloudy, with a low around 65. East southeast wind around 0 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Lee, 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 17, 2026 5:46 AM CDT.
The active forecast window currently covers Sep 17 to Sep 23, 2026 for Lee, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 23, 2026
- Latest sync
- Sep 17, 2026 5:46 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Lee
Saturday looks like the warmest upcoming period in Lee at 82 degrees F.
Monday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Friday Night at about 10 to 15 mph ESE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 17, 2026 5:46 AM CDT
- Coverage
- 7 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
Showers and thunderstorms before 11am. Some of the storms could produce heavy rain. Mostly cloudy. High near 77, with temperatures falling to around 75 in the afternoon. Southeast wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Mostly cloudy, with a low around 62. Northeast wind 5 to 10 mph.
A slight chance of rain showers after 10am. Mostly cloudy, with a high near 75. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 64. East southeast wind 10 to 15 mph. Chance of precipitation is 60%.
Showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 80%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 64.
Showers and thunderstorms likely. Mostly cloudy, with a high near 70.
A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Showers and thunderstorms likely. Mostly cloudy, with a high near 65.
A chance of rain showers. Mostly cloudy, with a low around 53.
A slight chance of rain showers before 1pm. Partly sunny, with a high near 67.
Mostly cloudy, with a low around 53.
Mostly sunny, with a high near 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 17
|
Chance Showers And Thunderstorms
|
65°F |
0 mph
|
|
Thursday
Sep 17
|
Showers And Thunderstorms then Mostly Cloudy
|
77°F |
0 to 5 mph
SE
|
|
Thursday Night
Sep 17
|
Mostly Cloudy
|
62°F |
5 to 10 mph
NE
|
|
Friday
Sep 18
|
Slight Chance Rain Showers
|
75°F |
5 to 10 mph
E
|
|
Friday Night
Sep 18
|
Showers And Thunderstorms Likely
|
64°F |
10 to 15 mph
ESE
|
|
Saturday
Sep 19
|
Showers And Thunderstorms
|
82°F |
10 to 15 mph
S
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms Likely
|
64°F |
5 to 10 mph
NE
|
|
Sunday
Sep 20
|
Showers And Thunderstorms Likely
|
70°F |
10 to 15 mph
NE
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
57°F |
15 mph
ENE
|
|
Monday
Sep 21
|
Showers And Thunderstorms Likely
|
65°F |
15 mph
ENE
|
|
Monday Night
Sep 21
|
Chance Rain Showers
|
53°F |
10 to 15 mph
ENE
|
|
Tuesday
Sep 22
|
Slight Chance Rain Showers
|
67°F |
10 to 15 mph
ENE
|
|
Tuesday Night
Sep 22
|
Mostly Cloudy
|
53°F |
5 to 10 mph
NE
|
|
Wednesday
Sep 23
|
Mostly Sunny
|
72°F |
5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lee.