10-day forecast for Forest Lake, IL: 38° to 74°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Thursday, October 22
62° · 0.53 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1562° / 56°0.53
Morning58°feels 57°
Afternoon61°feels 61°
Evening61°feels 61°
Overnight57°feels 56°
62 °
Forest Lake, Thursday, 15 October
Heavy rain. High 62°, low 56°.
Pressure30.03 inHg
Wind7.1 mph SE
Humidity81%
Visibility6.2 mi
Dew point55°
Fri, 1656° / 44°0.04
Morning49°feels 44°
Afternoon50°feels 49°
Evening47°feels 41°
Overnight53°feels 52°
56 °
Forest Lake, Friday, 16 October
Light rain. High 56°, low 44°.
Pressure30.00 inHg
Wind15.3 mph NW
Humidity67%
Visibility4.4 mi
Dew point43°
Sat, 1754° / 38°0
Morning39°feels 35°
Afternoon53°feels 50°
Evening46°feels 43°
Overnight41°feels 35°
54 °
Forest Lake, Saturday, 17 October
Clear. High 54°, low 38°.
Pressure30.53 inHg
Wind4 mph W
Humidity51%
Visibility6.2 mi
Dew point33°
Sun, 1860° / 43°0
Morning45°feels 40°
Afternoon58°feels 56°
Evening52°feels 50°
Overnight44°feels 38°
60 °
Forest Lake, Sunday, 18 October
Clear. High 60°, low 43°.
Pressure30.42 inHg
Wind12.7 mph SW
Humidity52%
Visibility6.2 mi
Dew point38°
Mon, 1961° / 42°0
Morning47°feels 45°
Afternoon59°feels 58°
Evening52°feels 50°
Overnight47°feels 46°
61 °
Forest Lake, Monday, 19 October
Overcast. High 61°, low 42°.
Pressure30.39 inHg
Wind7.5 mph SW
Humidity53%
Visibility—
Dew point41°
Tue, 2067° / 43°0
Morning49°feels 49°
Afternoon63°feels 61°
Evening57°feels 55°
Overnight53°feels 51°
67 °
Forest Lake, Tuesday, 20 October
Clear. High 67°, low 43°.
Pressure30.36 inHg
Wind5.7 mph E
Humidity47%
Visibility—
Dew point41°
Wed, 2170° / 53°0
Morning58°feels 56°
Afternoon68°feels 67°
Evening62°feels 60°
Overnight59°feels 57°
70 °
Forest Lake, Wednesday, 21 October
Overcast. High 70°, low 53°.
Pressure30.33 inHg
Wind8.4 mph S
Humidity47%
Visibility—
Dew point46°
Thu, 2272° / 58°0
Morning61°feels 60°
Afternoon70°feels 68°
Evening65°feels 64°
Overnight63°feels 62°
72 °
Forest Lake, Thursday, 22 October
Partly cloudy. High 72°, low 58°.
Pressure30.21 inHg
Wind10.5 mph S
Humidity45%
Visibility—
Dew point46°
Fri, 2374° / 61°0.03
Morning65°feels 64°
Afternoon73°feels 73°
Evening70°feels 70°
Overnight66°feels 66°
74 °
Forest Lake, Friday, 23 October
Light rain. High 74°, low 61°.
Pressure30.00 inHg
Wind16.7 mph S
Humidity56%
Visibility—
Dew point55°
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 Forest Lake, 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.