| National Weather Service Forecast for:
Springfield IL Issued by: National Weather Service Lincoln, IL |
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| Updated: 2:52 am CDT Aug 20, 2026 | ||||||||||||||||||
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| Overnight |
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 66. Light north northeast wind. |
| Thursday |
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. North northeast wind 3 to 7 mph. |
| Thursday Night |
Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening. |
| Friday |
Sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon. |
| Friday Night |
Partly cloudy, with a low around 67. Calm wind. |
| Saturday |
Sunny, with a high near 84. Light west northwest wind becoming north northwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph. |
| Saturday Night |
Mostly clear, with a low around 63. North northwest wind around 6 mph becoming calm in the evening. |
| Sunday |
Mostly sunny, with a high near 81. |
| Sunday Night |
Partly cloudy, with a low around 61. |
| Monday |
Mostly sunny, with a high near 81. |
| Monday Night |
Partly cloudy, with a low around 63. |
| Tuesday |
Mostly sunny, with a high near 85. |
| Tuesday Night |
Partly cloudy, with a low around 66. |
| Wednesday |
Mostly sunny, with a high near 87. |
Forecast from NOAA-NWS for Springfield IL.
