Arrow, IL Weather Forecast

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Arrow IL weather  - Overcast - 68°F
Overcast
68°F
Updated 10:08 pm
Feels Like 58°F
Humidity 78%
Wind SSE 12 mph
Barometer  29.75 in
Dew Point 61°F
Arrow IL weather  - Overcast - 20°C
Overcast
20°C
Updated 10:08 pm
Feels Like 15°C
Humidity 78%
Wind SSE 19 km/h
Barometer  100.7 kPa
Dew Point 16°C

Arrow Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
Arrow, IL Weather - Tonight Rain Arrow, IL Weather - Wednesday Showers Likely Arrow, IL Weather - Wednesday Night Chance Of Showers Arrow, IL Weather - Thursday Chance Of Showers Arrow, IL Weather - Thursday Night Chance Of Showers Arrow, IL Weather - Friday Chance Of Showers Arrow, IL Weather - Friday Night Partly Cloudy Arrow, IL Weather - Saturday Partly Cloudy Arrow, IL Weather - Saturday Night Partly Cloudy Arrow, IL Weather - Sunday Clearing Arrow, IL Weather - Sunday Night Partly Cloudy Arrow, IL Weather - Monday Partly Cloudy
Rain Showers Likely Chance of Showers Chance of Showers Chance of Showers Chance of Showers Partly Cloudy Partly Cloudy Partly Cloudy Clearing Partly Cloudy Partly Cloudy
Lo: 60°FLo: 16°C Hi: 61°FHi: 16°C
Lo: 49°FLo: 9°C Hi: 55°FHi: 13°C
Lo: 41°FLo: 5°C Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C Hi: 59°FHi: 15°C
Lo: 35°FLo: 2°C Hi: 59°FHi: 15°C
POP: 80% POP: 70% POP: 20% POP: 50% POP: 70% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 846 PM CST Tue Nov 03 2026 Arrow, IL Weather - WeatherWorld.com

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Issued: 558 PM CST Tue Nov 3 2026

Key Messages

  • Waves of showers will continue through tonight, with a soaking rainfall expected over much of the area before tapering off Wednesday morning.
  • A return to more seasonable temperatures is expected late this week into the upcoming weekend.

Discussion

... Issued at 118 PM CST Tue Nov 3 2026

Early this afternoon, a deep, negatively tilted trough axis extends down the spine of the Plains. Along its leeward side, we find a couple of distinct areas of low pressure, most notably one currently li...