10-day forecast for Flagg, IL: 38° to 84°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Monday, October 12
62° · 0.4 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1379° / 60°0.06
Morning67°feels 68°
Afternoon78°feels 78°
Evening62°feels 61°
Overnight71°feels 71°
79 °
Flagg, Tuesday, 13 October
Rain. High 79°, low 60°.
Pressure29.85 inHg
Wind8.9 mph W
Humidity61%
Visibility6.2 mi
Dew point59°
Wed, 1472° / 59°0.37
Morning59°feels 59°
Afternoon72°feels 71°
Evening61°feels 61°
Overnight63°feels 63°
72 °
Flagg, Wednesday, 14 October
Heavy rain. High 72°, low 59°.
Pressure30.09 inHg
Wind6.5 mph NE
Humidity64%
Visibility6.2 mi
Dew point56°
Thu, 1562° / 56°0.4
Morning57°feels 57°
Afternoon63°feels 63°
Evening59°feels 59°
Overnight57°feels 57°
62 °
Flagg, Thursday, 15 October
Rain. High 62°, low 56°.
Pressure30.06 inHg
Wind6.1 mph E
Humidity87%
Visibility6.2 mi
Dew point56°
Fri, 1658° / 46°0
Morning49°feels 43°
Afternoon54°feels 52°
Evening49°feels 46°
Overnight56°feels 55°
58 °
Flagg, Friday, 16 October
Overcast. High 58°, low 46°.
Pressure30.39 inHg
Wind22.7 mph NW
Humidity49%
Visibility—
Dew point35°
Sat, 1760° / 38°0
Morning44°feels 41°
Afternoon57°feels 54°
Evening50°feels 47°
Overnight45°feels 42°
60 °
Flagg, Saturday, 17 October
Clear. High 60°, low 38°.
Pressure30.47 inHg
Wind9.9 mph SW
Humidity37%
Visibility—
Dew point29°
Sun, 1859° / 42°0
Morning46°feels 40°
Afternoon56°feels 53°
Evening50°feels 48°
Overnight49°feels 46°
59 °
Flagg, Sunday, 18 October
Clear. High 59°, low 42°.
Pressure30.24 inHg
Wind18 mph SW
Humidity42%
Visibility—
Dew point32°
Mon, 1957° / 48°0.14
Morning51°feels 47°
Afternoon56°feels 54°
Evening52°feels 51°
Overnight50°feels 48°
57 °
Flagg, Monday, 19 October
Rain. High 57°, low 48°.
Pressure30.18 inHg
Wind12.4 mph SW
Humidity57%
Visibility—
Dew point40°
Tue, 2062° / 51°0.28
Morning56°feels 55°
Afternoon62°feels 61°
Evening59°feels 58°
Overnight57°feels 57°
62 °
Flagg, Tuesday, 20 October
Rain. High 62°, low 51°.
Pressure30.21 inHg
Wind7.2 mph E
Humidity78%
Visibility—
Dew point54°
Wed, 2171° / 56°0
Morning59°feels 59°
Afternoon68°feels 68°
Evening63°feels 64°
Overnight61°feels 61°
71 °
Flagg, Wednesday, 21 October
Overcast. High 71°, low 56°.
Pressure30.30 inHg
Wind11.7 mph SE
Humidity70%
Visibility—
Dew point57°
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.