Plainview, IL Weather Forecast

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Plainview, IL Weather Forecast

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Plainview IL weather  - Partly Cloudy - 95°F
Partly Cloudy
95°F
Updated 5:31 pm
Feels Like 104°F
Humidity 46%
Wind WNW 5 mph
Barometer  29.88 in
Dew Point 71°F
Plainview IL weather  - Partly Cloudy - 35°C
Partly Cloudy
35°C
Updated 5:31 pm
Feels Like 40°C
Humidity 46%
Wind WNW 8 km/h
Barometer  101.1 kPa
Dew Point 22°C

Plainview Weather Forecast

TONIGHT SUNDAY SUNDAY NIGHT LABOR DAY MONDAY NIGHT TUESDAY WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Plainview, IL Weather - Tonight Partly Cloudy Plainview, IL Weather - Sunday Mostly Sunny Plainview, IL Weather - Sunday Night Mostly Clear Plainview, IL Weather - Labor Day Sunny Plainview, IL Weather - Monday Night Mostly Clear Plainview, IL Weather - Tuesday Mostly Clear Plainview, IL Weather - Wednesday Mostly Clear Plainview, IL Weather - Wednesday Night Chance Of T-Storm Plainview, IL Weather - Thursday Chance Of T-Storm Plainview, IL Weather - Thursday Night Chance Of T-Storm Plainview, IL Weather - Friday Chance Of Showers Plainview, IL Weather - Friday Night Chance Of Showers
Partly Cloudy Mostly Sunny Mostly Clear Sunny Mostly Clear Mostly Clear Mostly Clear Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Chance of Showers
Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 61°FLo: 16°C Hi: 89°FHi: 32°C
Lo: 61°FLo: 16°C Hi: 95°FHi: 35°C
Lo: 71°FLo: 22°C
Hi: 95°FHi: 35°C
Lo: 71°FLo: 22°C
Lo: 69°FLo: 21°C Hi: 85°FHi: 29°C
Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
Lo: 61°FLo: 16°C
POP: 50% POP: 50% POP: 20% POP: 20% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 348 PM CDT Sat Sep 05 2026 Plainview, IL Weather - WeatherWorld.com

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Issued: 252 PM CDT Sat Sep 5 2026

Key Messages

  • Cooler (and less humid) air will move into the region for the rest of the holiday weekend before a (brief) return to heat midweek.

Aviation

/18Z TAFS THROUGH 00Z MONDAY/... Issued at 1210 PM CDT Sat Sep 5 2026

Isolated showers, and perhaps a few rumbles of thunder, are possible this afternoon, mainly in southeast Missouri. A weak backdoor cold front will move through from northwest to southeast tonight/early Sunday morning, with northwest winds veering to the northeast behind the bounda...