10-day forecast for Grand Tower, IL: 32° to 71°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Wednesday, November 11
46°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1171° / 46°0
Morning56°feels 55°
Afternoon71°feels 70°
Evening54°feels 52°
Overnight47°feels 45°
71 °
Grand Tower, Wednesday, 11 November
Partly cloudy. High 71°, low 46°.
Pressure29.83 inHg
Wind11.9 mph W
Humidity60%
Visibility6.2 mi
Dew point54°
Thu, 1254° / 43°0
Morning48°feels 43°
Afternoon52°feels 49°
Evening45°feels 40°
Overnight50°feels 45°
54 °
Grand Tower, Thursday, 12 November
Partly cloudy. High 54°, low 43°.
Pressure29.94 inHg
Wind13.4 mph NW
Humidity49%
Visibility6.2 mi
Dew point35°
Fri, 1346° / 36°0
Morning39°feels 32°
Afternoon45°feels 39°
Evening37°feels 34°
Overnight41°feels 36°
46 °
Grand Tower, Friday, 13 November
Overcast. High 46°, low 36°.
Pressure30.09 inHg
Wind12.3 mph NW
Humidity60%
Visibility6.2 mi
Dew point25°
Sat, 1448° / 32°0
Morning36°feels 34°
Afternoon46°feels 46°
Evening40°feels 40°
Overnight33°feels 30°
48 °
Grand Tower, Saturday, 14 November
Clear. High 48°, low 32°.
Pressure30.24 inHg
Wind3.8 mph E
Humidity54%
Visibility—
Dew point29°
Sun, 1553° / 34°0
Morning39°feels 36°
Afternoon51°feels 48°
Evening46°feels 42°
Overnight41°feels 37°
53 °
Grand Tower, Sunday, 15 November
Partly cloudy. High 53°, low 34°.
Pressure30.36 inHg
Wind7.6 mph E
Humidity46%
Visibility—
Dew point29°
Mon, 1654° / 35°0
Morning40°feels 36°
Afternoon51°feels 48°
Evening43°feels 39°
Overnight39°feels 35°
54 °
Grand Tower, Monday, 16 November
Overcast. High 54°, low 35°.
Pressure30.47 inHg
Wind9.2 mph NE
Humidity39%
Visibility—
Dew point26°
Tue, 1756° / 34°0
Morning40°feels 36°
Afternoon52°feels 49°
Evening44°feels 40°
Overnight40°feels 36°
56 °
Grand Tower, Tuesday, 17 November
Clear. High 56°, low 34°.
Pressure30.42 inHg
Wind7 mph E
Humidity41%
Visibility—
Dew point28°
Wed, 1858° / 36°0
Morning41°feels 39°
Afternoon55°feels 52°
Evening46°feels 44°
Overnight42°feels 40°
58 °
Grand Tower, Wednesday, 18 November
Clear. High 58°, low 36°.
Pressure30.36 inHg
Wind6.7 mph SE
Humidity36%
Visibility—
Dew point27°
Thu, 1960° / 40°0
Morning45°feels 42°
Afternoon58°feels 55°
Evening51°feels 48°
Overnight48°feels 45°
60 °
Grand Tower, Thursday, 19 November
Overcast. High 60°, low 40°.
Pressure30.33 inHg
Wind9.2 mph S
Humidity37%
Visibility—
Dew point31°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Grand Tower, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.