Arrowsmith, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Arrowsmith, IL in one place.
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms. Mostly sunny, with a high near 87. West southwest wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Arrowsmith, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 15, 2026 3:04 AM CDT.
The active forecast window currently covers Jul 17 to Jul 21, 2026 for Arrowsmith, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 3:04 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Arrowsmith
Saturday looks like the warmest upcoming period in Arrowsmith at 89 degrees F.
Sunday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Tuesday at about 13 to 17 mph NNW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 3:04 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 71. West southwest wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 69.
Sunny, with a high near 86.
Partly cloudy, with a low around 68.
A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 88.
A chance of showers and thunderstorms. Partly cloudy, with a low around 69.
A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
87°F |
5 to 8 mph
WSW
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
71°F |
9 mph
WSW
|
|
Saturday
Jul 18
|
Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
10 to 15 mph
WSW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms
|
69°F |
8 to 13 mph
WNW
|
|
Sunday
Jul 19
|
Sunny
|
86°F |
9 mph
N
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
68°F |
6 to 9 mph
SSW
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms
|
88°F |
9 to 16 mph
SW
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
69°F |
10 to 15 mph
WNW
|
|
Tuesday
Jul 21
|
Slight Chance Showers And Thunderstorms then Sunny
|
83°F |
13 to 17 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Arrowsmith.