Omega, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms then Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Omega, IL in one place.
A chance of showers and thunderstorms between 7am and 9am. Sunny, with a high near 94. Heat index values as high as 107. Southwest wind around 9 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Omega, 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: Aug 10, 2026 9:17 AM CDT.
The active forecast window currently covers Aug 11 to Aug 16, 2026 for Omega, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 16, 2026
- Latest sync
- Aug 10, 2026 9:17 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Omega
Tuesday looks like the warmest upcoming period in Omega at 94 degrees F.
Sunday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Tuesday at about 9 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 10, 2026 9:17 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KVWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 77. Heat index values as high as 103. Southwest wind around 7 mph.
A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind around 7 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Aug 11
|
Chance Showers And Thunderstorms then Sunny
|
94°F |
9 mph
SW
|
|
Tuesday Night
Aug 11
|
Partly Cloudy
|
77°F |
7 mph
SW
|
|
Wednesday
Aug 12
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
92°F |
7 mph
SW
|
|
Wednesday Night
Aug 12
|
Chance Showers And Thunderstorms
|
74°F |
3 mph
SW
|
|
Thursday
Aug 13
|
Chance Showers And Thunderstorms
|
88°F |
3 mph
S
|
|
Thursday Night
Aug 13
|
Chance Showers And Thunderstorms
|
71°F |
6 mph
E
|
|
Friday
Aug 14
|
Chance Showers And Thunderstorms
|
86°F |
6 mph
E
|
|
Friday Night
Aug 14
|
Slight Chance Showers And Thunderstorms
|
71°F |
7 mph
E
|
|
Saturday
Aug 15
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
89°F |
7 mph
S
|
|
Saturday Night
Aug 15
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
72°F |
5 mph
S
|
|
Sunday
Aug 16
|
Slight Chance Showers And Thunderstorms
|
88°F |
7 mph
W
|
|
Sunday Night
Aug 16
|
Chance Showers And Thunderstorms
|
70°F |
5 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Omega.