Arrowsmith, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Arrowsmith, IL.

Current Conditions — Arrowsmith, IL

BLOOMINGTON/NORM (KBMI)

Clear

62.6 F
Humidity:88%
Wind Speed:SE 18.4 mph
Barometer:29.58 in
Dewpoint:59.0 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 27 2026, 02:20 PM CDT
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5-Day Forecast — Arrowsmith, IL

Monday

High 73 °F
T-storms
Monday
Night
Low 50 °F
T-storms
Tuesday

High 64 °F
Mostly Cloudy
Tuesday
Night
Low 48 °F
T-storms Likely
Wednesday

High 60 °F
Partly Sunny
Wednesday
Night
Low 39 °F
Clear
Thursday

High 62 °F
Mostly Cloudy
Thursday
Night
Low 41 °F
Mostly Cloudy
Friday

High 57 °F
Mostly Cloudy

Detailed Forecast — Arrowsmith, IL

Monday
Thunderstorms. High near 73°F. Wind 23 to 26 mph, with gusts as high as 37 mph.
Monday Night
Thunderstorms. Low around 50°F. Wind 14 to 22 mph, with gusts as high as 30 mph.
Tuesday
Mostly Cloudy. High near 64°F. Wind 7 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Thunderstorms Likely. Low around 48°F. Wind 6 to 10 mph, with gusts as high as 15 mph.
Wednesday
Partly Sunny. High near 60°F. Wind 14 to 18 mph, with gusts as high as 24 mph.
Wednesday Night
Clear. Low around 39°F. Wind around 6 mph, with gusts as high as 8 mph.
Thursday
Mostly Cloudy. High near 62°F. Wind 12 to 14 mph, with gusts as high as 18 mph.
Thursday Night
Mostly Cloudy. Low around 41°F. Wind around 7 mph, with gusts as high as 12 mph.
Friday
Mostly Cloudy. High near 57°F. Wind 13 to 14 mph, with gusts as high as 17 mph.
Friday Night
Mostly Clear. Low around 35°F. Wind around 6 mph, with gusts as high as 10 mph.
Saturday
Partly Sunny. High near 60°F. Wind 10 to 12 mph, with gusts as high as 16 mph.
Saturday Night
Mostly Clear. Low around 41°F. Wind around 7 mph, with gusts as high as 12 mph.
Sunday
Mostly Sunny. High near 69°F. Wind 12 to 16 mph, with gusts as high as 22 mph.
IL Radar
Current Radar • IL
Day 1 Outlook • April 27, 2026

Observation History — Arrowsmith, IL

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
02:20 PM CDT SE 18.4 10.00 Clear -- 62.6 59.0 88% NA NA 29.58 1001.7
02:10 PM CDT 10.00 Mostly Clear -- 62.6 59.0 88% NA NA 29.58 1001.7
02:05 PM CDT 10.00 Light Rain -- 62.6 59.0 88% NA NA 29.59 1002.0
02:00 PM CDT G 28.8 10.00 Light Rain -- 62.6 59.0 88% NA NA 29.59 1002.0
01:40 PM CDT SE 17.3 10.00 Clear -- 62.6 59.0 88% NA NA M
01:35 PM CDT 10.00 Clear -- 60.8 59.0 94% NA NA M
01:30 PM CDT SE 16.1 10.00 Mostly Clear -- 60.8 59.0 94% NA NA M
01:25 PM CDT G 25.3 10.00 Partly Cloudy -- 60.8 60.8 100% NA NA M
01:20 PM CDT 10.00 Partly Cloudy -- 62.6 59.0 88% NA NA M
01:10 PM CDT 10.00 Light Rain -- 60.8 60.8 100% NA NA M
01:05 PM CDT 10.00 Light Rain -- 60.8 59.0 94% NA NA M
01:00 PM CDT 10.00 Light Rain -- 60.8 59.0 94% NA NA M
12:40 PM CDT SE 15.0 7.00 Rain -- 59.0 59.0 100% NA NA 29.74 1007.1
12:35 PM CDT 13.8 6.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA 29.75 1007.5
12:30 PM CDT 6.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA 29.76 1007.8
12:25 PM CDT 6.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA 29.78 1008.5
12:20 PM CDT 8.00 Rain -- 57.2 57.2 100% NA NA 29.78 1008.5
12:10 PM CDT 7.00 Light Rain -- 59.0 59.0 100% NA NA 29.76 1007.8
12:05 PM CDT E 13.8 7.00 Rain -- 59.0 59.0 100% NA NA 29.77 1008.1
11:50 AM CDT E 12.7 5.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA 29.79 1008.8
11:45 AM CDT E 6.9 5.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA M
11:40 AM CDT SE 11.5 5.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA M
11:35 AM CDT 12.7 5.00 Rain and Fog/Mist -- 59.0 59.0 100% NA NA M
11:30 AM CDT SE 16.1 5.00 Rain and Fog/Mist -- 60.8 59.0 94% NA NA M

Regional Weather Observation

BLOOMINGTON/NORM (KBMI)

Clear
62.6 F

PONTIAC (KPNT)

Clear
65.8 F

RANTOUL (KTIP)

Light Rain
60.1 F

CHAMPAIGN/URBANA (KCMI)

Rain and Fog/Mist
60.8 F

LINCOLN (KAAA)

Partly Cloudy
64.0 F

PEORIA (KPIA)

Clear
66.2 F
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