Marquette Heights, IL Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Marquette Heights, IL in one place.
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms. Mostly cloudy, with a high near 77. South southwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Marquette Heights, 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: Apr 14, 2026 6:46 PM CDT.
The active forecast window currently covers Apr 15 to Apr 20, 2026 for Marquette Heights, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 20, 2026
- Latest sync
- Apr 14, 2026 6:46 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Marquette Heights
Friday looks like the warmest upcoming period in Marquette Heights at 83 degrees F.
Sunday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Wednesday at about 9 to 15 mph SSW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 14, 2026 6:46 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms. Mostly cloudy, with a low around 60. South southwest wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Rain showers likely. Mostly sunny, with a high near 77. West southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 7pm. Mostly clear, with a low around 56. South southwest wind 2 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. South southeast wind 2 to 13 mph, with gusts as high as 23 mph.
A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a high near 66. Chance of precipitation is 80%.
A chance of rain showers before 1am. Partly cloudy, with a low around 37.
Sunny, with a high near 56.
Mostly clear, with a low around 36.
Sunny, with a high near 64.
Mostly clear, with a low around 43.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
|
77°F |
9 to 15 mph
SSW
|
|
Wednesday Night
Apr 15
|
Showers And Thunderstorms
|
60°F |
6 to 13 mph
SSW
|
|
Thursday
Apr 16
|
Rain Showers Likely
|
77°F |
6 to 10 mph
WSW
|
|
Thursday Night
Apr 16
|
Chance Rain Showers then Mostly Clear
|
56°F |
2 to 7 mph
SSW
|
|
Friday
Apr 17
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
2 to 13 mph
SSE
|
|
Friday Night
Apr 17
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
|
53°F |
12 mph
S
|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
66°F |
10 to 15 mph
WSW
|
|
Saturday Night
Apr 18
|
Chance Rain Showers
|
37°F |
8 to 14 mph
W
|
|
Sunday
Apr 19
|
Sunny
|
56°F |
8 to 13 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
36°F |
3 to 8 mph
N
|
|
Monday
Apr 20
|
Sunny
|
64°F |
5 to 8 mph
SE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
43°F |
7 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Marquette Heights.