Abraham Lincoln Capital Airport (SPI) Weather 07/13/2026
This Afternoon
94
Sunny
Tonight
76
Clear
Thursday
94
Sunny
Thursday Night
77
Mostly Clear
Friday
94
Chance T-storms
Friday Night
75
Partly Cloudy then Chance T-storms
Independence Day
93
Mostly Sunny then Chance T-storms
Saturday Night
73
Chance T-storms
Sunday
91
Mostly Sunny
Sunday Night
72
Partly Cloudy
Monday
90
Partly Sunny then Chance T-storms
Monday Night
71
Partly Cloudy
Tuesday
90
Chance T-storms
Weekly Forecast
This Afternoon
Sunny, with a high near 94. Heat index values as high as 103. South southwest wind 9 to 11 mph, with gusts as high as 17 mph.
Tonight
Clear, with a low around 76. South wind 5 to 9 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 94. Heat index values as high as 103. South southwest wind 5 to 9 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 77. South southwest wind 5 to 8 mph.
Friday
A 30 percent chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 94. South southwest wind 5 to 8 mph, with gusts as high as 16 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. South wind 3 to 6 mph.
Independence Day
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Southwest wind 5 to 7 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.