10-day forecast for Forrest, IL: 54° to 89°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Sunday, August 9
71° · 0.12 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0989° / 67°0
Morning73°feels 74°
Afternoon85°feels 95°
Evening83°feels 90°
Overnight68°feels 69°
89 °
Forrest, Sunday, 9 August
Partly cloudy. High 89°, low 67°.
Pressure29.94 inHg
Wind16.2 mph S
Humidity77%
Visibility6.2 mi
Dew point75°
Mon, 1088° / 75°0.01
Morning76°feels 77°
Afternoon87°feels 97°
Evening81°feels 87°
Overnight78°feels 78°
88 °
Forrest, Monday, 10 August
Light rain. High 88°, low 75°.
Pressure29.94 inHg
Wind8.5 mph SW
Humidity71%
Visibility6.2 mi
Dew point75°
Tue, 1183° / 71°0.14
Morning75°feels 76°
Afternoon83°feels 90°
Evening78°feels 80°
Overnight75°feels 77°
83 °
Forrest, Tuesday, 11 August
Rain. High 83°, low 71°.
Pressure29.83 inHg
Wind9.7 mph SW
Humidity76%
Visibility6.2 mi
Dew point74°
Wed, 1279° / 68°0.04
Morning72°feels 73°
Afternoon75°feels 76°
Evening73°feels 74°
Overnight72°feels 73°
79 °
Forrest, Wednesday, 12 August
Light rain. High 79°, low 68°.
Pressure29.91 inHg
Wind11.1 mph N
Humidity76%
Visibility6.2 mi
Dew point72°
Thu, 1371° / 63°0.12
Morning69°feels 70°
Afternoon70°feels 71°
Evening66°feels 67°
Overnight64°feels 64°
71 °
Forrest, Thursday, 13 August
Light rain. High 71°, low 63°.
Pressure29.91 inHg
Wind11.1 mph NE
Humidity94%
Visibility—
Dew point68°
Fri, 1473° / 55°0
Morning60°feels 59°
Afternoon71°feels 71°
Evening66°feels 66°
Overnight58°feels 57°
73 °
Forrest, Friday, 14 August
Clear. High 73°, low 55°.
Pressure30.18 inHg
Wind7.7 mph NE
Humidity65%
Visibility—
Dew point57°
Sat, 1573° / 54°0
Morning59°feels 58°
Afternoon71°feels 71°
Evening67°feels 67°
Overnight59°feels 59°
73 °
Forrest, Saturday, 15 August
Partly cloudy. High 73°, low 54°.
Pressure30.33 inHg
Wind7.4 mph SE
Humidity58%
Visibility—
Dew point53°
Sun, 1676° / 57°0
Morning62°feels 62°
Afternoon74°feels 74°
Evening72°feels 73°
Overnight68°feels 68°
76 °
Forrest, Sunday, 16 August
Overcast. High 76°, low 57°.
Pressure30.21 inHg
Wind10.8 mph S
Humidity66%
Visibility—
Dew point60°
Mon, 1780° / 69°0.09
Morning71°feels 72°
Afternoon77°feels 79°
Evening76°feels 78°
Overnight71°feels 72°
80 °
Forrest, Monday, 17 August
Light rain. High 80°, low 69°.
Pressure29.97 inHg
Wind8.1 mph S
Humidity89%
Visibility—
Dew point73°
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 Forrest, 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.