10-day forecast for Flagg, IL: 39° to 72°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Saturday, October 24
50° · 0.21 in
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1965° / 39°0
Morning42°feels 40°
Afternoon64°feels 63°
Evening51°feels 49°
Overnight44°feels 40°
65 °
Flagg, Monday, 19 October
Overcast. High 65°, low 39°.
Pressure30.39 inHg
Wind3.8 mph S
Humidity57%
Visibility6.2 mi
Dew point45°
Tue, 2066° / 43°0
Morning44°feels 43°
Afternoon65°feels 64°
Evening52°feels 51°
Overnight45°feels 44°
66 °
Flagg, Tuesday, 20 October
Clear. High 66°, low 43°.
Pressure30.39 inHg
Wind4.5 mph SE
Humidity51%
Visibility6.2 mi
Dew point45°
Wed, 2167° / 44°0
Morning45°feels 44°
Afternoon67°feels 65°
Evening56°feels 55°
Overnight47°feels 45°
67 °
Flagg, Wednesday, 21 October
Clear. High 67°, low 44°.
Pressure30.30 inHg
Wind3.2 mph SW
Humidity53%
Visibility6.2 mi
Dew point47°
Thu, 2268° / 46°0
Morning50°feels 49°
Afternoon66°feels 65°
Evening59°feels 58°
Overnight50°feels 50°
68 °
Flagg, Thursday, 22 October
Clear. High 68°, low 46°.
Pressure30.30 inHg
Wind3.3 mph NE
Humidity61%
Visibility6.2 mi
Dew point50°
Fri, 2365° / 49°0
Morning54°feels 52°
Afternoon63°feels 62°
Evening56°feels 55°
Overnight53°feels 52°
65 °
Flagg, Friday, 23 October
Clear. High 65°, low 49°.
Pressure30.33 inHg
Wind9.7 mph SE
Humidity55%
Visibility—
Dew point46°
Sat, 2472° / 53°0
Morning59°feels 57°
Afternoon69°feels 68°
Evening66°feels 65°
Overnight62°feels 61°
72 °
Flagg, Saturday, 24 October
Overcast. High 72°, low 53°.
Pressure30.21 inHg
Wind18.5 mph S
Humidity46%
Visibility—
Dew point46°
Sun, 2557° / 47°0.02
Morning52°feels 49°
Afternoon53°feels 50°
Evening49°feels 48°
Overnight48°feels 46°
57 °
Flagg, Sunday, 25 October
Light rain. High 57°, low 47°.
Pressure30.45 inHg
Wind11.3 mph NW
Humidity43%
Visibility—
Dew point31°
Mon, 2650° / 45°0.21
Morning46°feels 43°
Afternoon46°feels 43°
Evening49°feels 48°
Overnight49°feels 48°
50 °
Flagg, Monday, 26 October
Rain. High 50°, low 45°.
Pressure30.33 inHg
Wind6.6 mph SE
Humidity90%
Visibility—
Dew point43°
Tue, 2762° / 49°0
Morning52°feels 50°
Afternoon59°feels 58°
Evening56°feels 56°
Overnight55°feels 53°
62 °
Flagg, Tuesday, 27 October
Overcast. High 62°, low 49°.
Pressure30.27 inHg
Wind9.7 mph E
Humidity73%
Visibility—
Dew point49°
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 Flagg, 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.