Signal Hill, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Signal Hill, IL in one place.
Sunny. High near 64, with temperatures falling to around 59 in the afternoon. West wind 3 to 7 mph.
Local Weather Overview
This forecast page for Signal Hill, 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: Nov 8, 2026 7:46 AM CST.
The active forecast window currently covers Nov 8 to Nov 14, 2026 for Signal Hill, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 8 to Nov 14, 2026
- Latest sync
- Nov 8, 2026 7:46 AM CST
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Signal Hill
Tuesday looks like the warmest upcoming period in Signal Hill at 68 degrees F.
Friday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Thursday at about 10 to 15 mph N.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Nov 8, 2026 7:46 AM CST
- Coverage
- 8 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
Mostly clear, with a low around 40. Northwest wind 0 to 5 mph.
Sunny. High near 65, with temperatures falling to around 60 in the afternoon. Southwest wind 0 to 3 mph.
Clear, with a low around 45. Southwest wind around 5 mph.
Sunny. High near 68, with temperatures falling to around 64 in the afternoon. West wind 1 to 5 mph.
Mostly clear, with a low around 47.
A chance of rain and a slight chance of thunderstorms after noon. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Mostly cloudy, with a low around 41.
Mostly sunny, with a high near 53.
Partly cloudy, with a low around 33.
Sunny, with a high near 50.
Mostly clear, with a low around 32.
Sunny, with a high near 56.
Mostly clear, with a low around 38.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Nov 8
|
Sunny
|
64°F |
3 to 7 mph
W
|
|
Tonight
Nov 8
|
Mostly Clear
|
40°F |
0 to 5 mph
NW
|
|
Monday
Nov 9
|
Sunny
|
65°F |
0 to 3 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
45°F |
5 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
68°F |
1 to 5 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
47°F |
1 mph
W
|
|
Veterans Day
Nov 11
|
Partly Sunny then Chance Light Rain
|
65°F |
1 to 9 mph
W
|
|
Wednesday Night
Nov 11
|
Mostly Cloudy
|
41°F |
9 mph
N
|
|
Thursday
Nov 12
|
Mostly Sunny
|
53°F |
10 to 15 mph
N
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
33°F |
5 to 10 mph
N
|
|
Friday
Nov 13
|
Sunny
|
50°F |
3 to 8 mph
N
|
|
Friday Night
Nov 13
|
Mostly Clear
|
32°F |
2 mph
NW
|
|
Saturday
Nov 14
|
Sunny
|
56°F |
2 to 6 mph
W
|
|
Saturday Night
Nov 14
|
Mostly Clear
|
38°F |
3 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Signal Hill.