Dangerous Heat and Possible Flooding
Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
70°F
21°C
| Humidity | 78% |
| Wind Speed | N 6 mph |
| Barometer | 30.03 in |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 27 Aug 8:50 pm CDT |
Extended Forecast for
Highland ILSimilar City Names
Tonight
Low: 63 °F
Mostly Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 87 °F
Sunny
Saturday Night
Low: 68 °F
Mostly Clear
Sunday
High: 93 °F
Sunny
Sunday Night
Low: 73 °F
Mostly Clear
Monday
High: 95 °F
Sunny
Monday Night
Low: 76 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 63. Light north wind.
Friday
Sunny, with a high near 86. Light and variable wind.
Friday Night
Mostly clear, with a low around 62. Calm wind.
Saturday
Sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 68. Southeast wind around 5 mph.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny and hot, with a high near 97.
Additional Forecasts and Information
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Point Forecast:
Highland ILSimilar City Names
38.74°N 89.69°W (Elev. 548 ft)
38.74°N 89.69°W (Elev. 548 ft)
7:56 pm CDT Aug 27, 2026
9pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
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