Long Lake, IL Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Long Lake, IL in one place.
Mostly clear, with a low around 71. West wind around 5 mph, with gusts as high as 10 mph.
Local Weather Overview
This forecast page for Long Lake, 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 15, 2026 2:39 AM CDT.
The active forecast window currently covers Jul 15 to Jul 21, 2026 for Long Lake, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 2:39 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Long Lake
Wednesday looks like the warmest upcoming period in Long Lake at 95 degrees F.
Monday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Saturday at about 5 to 10 mph W.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 2:39 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly sunny, with a high near 95. Heat index values as high as 102. Northwest wind around 5 mph.
Smoke after midnight. Partly cloudy, with a low around 71. Heat index values as high as 99. East wind around 5 mph.
Smoke before 1pm, then areas of smoke and a slight chance of showers and thunderstorms. Partly sunny, with a high near 80. East southeast wind around 5 mph. Chance of precipitation is 20%.
Areas of smoke and a slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69. East northeast wind 0 to 5 mph. Chance of precipitation is 20%.
A slight chance of rain showers between 7am and 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 71.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
A chance of showers and thunderstorms before 1am. Mostly clear, with a low around 67.
Mostly sunny, with a high near 86.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 67.
A slight chance of rain showers. Mostly sunny, with a high near 87.
A chance of rain showers. Partly cloudy, with a low around 66.
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 15
|
Mostly Clear
|
71°F |
5 mph
W
|
|
Wednesday
Jul 15
|
Mostly Sunny
|
95°F |
5 mph
NW
|
|
Wednesday Night
Jul 15
|
Partly Cloudy then Smoke
|
71°F |
5 mph
E
|
|
Thursday
Jul 16
|
Smoke
|
80°F |
5 mph
ESE
|
|
Thursday Night
Jul 16
|
Areas Of Smoke
|
69°F |
0 to 5 mph
ENE
|
|
Friday
Jul 17
|
Slight Chance Showers And Thunderstorms
|
89°F |
0 to 5 mph
SE
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
71°F |
0 to 5 mph
SSW
|
|
Saturday
Jul 18
|
Mostly Sunny then Chance Showers And Thunderstorms
|
90°F |
5 to 10 mph
W
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
67°F |
0 to 10 mph
NNW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
86°F |
0 to 5 mph
NE
|
|
Sunday Night
Jul 19
|
Partly Cloudy then Slight Chance Rain Showers
|
67°F |
0 to 5 mph
S
|
|
Monday
Jul 20
|
Slight Chance Rain Showers
|
87°F |
0 to 10 mph
WSW
|
|
Monday Night
Jul 20
|
Chance Rain Showers
|
66°F |
5 to 10 mph
W
|
|
Tuesday
Jul 21
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
82°F |
5 to 10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Long Lake.