| National Weather Service Forecast for:
Gulf Port IL Issued by: National Weather Service Quad Cities, IA/IL |
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| Updated: 8:11 pm CDT Jul 16, 2026 | ||||||||||||||||||
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| Tonight |
Mostly clear, with a low around 73. Southwest wind around 5 mph. |
| Friday |
A 50 percent chance of showers and thunderstorms, mainly after 11am. Sunny, with a high near 91. Heat index values as high as 100. Southwest wind around 5 mph. |
| Friday Night |
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Southwest wind around 5 mph. |
| Saturday |
Sunny, with a high near 93. Heat index values as high as 103. West wind 5 to 10 mph. |
| Saturday Night |
Partly cloudy, with a low around 70. |
| Sunday |
Sunny, with a high near 88. |
| Sunday Night |
Mostly clear, with a low around 70. |
| Monday |
Mostly sunny, with a high near 93. |
| Monday Night |
Partly cloudy, with a low around 73. |
| Tuesday |
Sunny, with a high near 89. |
| Tuesday Night |
Partly cloudy, with a low around 64. |
| Wednesday |
Sunny, with a high near 82. |
| Wednesday Night |
Mostly clear, with a low around 63. |
| Thursday |
Sunny, with a high near 82. |
Forecast from NOAA-NWS for Gulf Port IL.
