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St. Mark School, IL Weather Forecast

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St. Mark School, IL Weather Forecast

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St. Mark School IL weather - Clear - 28°F
Clear
28°F
Updated 7:14 am
Feels Like 25°F
Humidity 81%
Wind NNW 3 mph
Barometer  30.27 in
Dew Point 23°F
St. Mark School IL weather - Clear - -2°C
Clear
-2°C
Updated 7:14 am
Feels Like -4°C
Humidity 81%
Wind NNW 5 km/h
Barometer  102.5 kPa
Dew Point -5°C
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St. Mark School Weather Forecast

TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
St. Mark School, IL Weather - Today Sunny St. Mark School, IL Weather - Tonight Mostly Clear St. Mark School, IL Weather - Sunday Sunny St. Mark School, IL Weather - Sunday Night Clear St. Mark School, IL Weather - Monday Sunny St. Mark School, IL Weather - Monday Night Clear St. Mark School, IL Weather - Tuesday Mostly Clear St. Mark School, IL Weather - Wednesday Mostly Clear St. Mark School, IL Weather - Wednesday Night Partly Cloudy St. Mark School, IL Weather - Thursday Partly Sunny St. Mark School, IL Weather - Thursday Night Partly Cloudy St. Mark School, IL Weather - Friday Partly Sunny
Sunny Mostly Clear Sunny Clear Sunny Clear Mostly Clear Mostly Clear Partly Cloudy Partly Sunny Partly Cloudy Partly Sunny
Hi: 49°FHi: 9°C
 Lo: 25°FLo: -4°C Hi: 51°FHi: 11°C
 Lo: 25°FLo: -4°C Hi: 51°FHi: 11°C
 Lo: 30°FLo: -1°C Hi: 59°FHi: 15°C
Lo: 31°FLo: -1°C		 Hi: 59°FHi: 15°C
Lo: 31°FLo: -1°C		 Lo: 41°FLo: 5°C Hi: 61°FHi: 16°C
 Lo: 45°FLo: 7°C Hi: 65°FHi: 18°C
POP = Probability of Precipitation.
Weather Outlook Updated: 622 AM CST Sat Nov 14 2026 St. Mark School, IL Weather - WeatherWorld.com

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St. Mark School Forecast Discussion

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Issued: 512 AM CST Sat Nov 14 2026

Key Messages

  • Below normal temperatures will prevail through this weekend, with a warming trend bringing temperatures back to above normal levels by midweek.

Discussion

... Issued at 212 AM CST Sat Nov 14 2026

A slow moving large scale upper low over the northeast states will gradually migrate eastward over the weekend, becoming less of an influence on central IL, as low level northerly flow acquires more of a westerly component and deflects lake effect cloud cover eastward and away from east-central...