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First Basin, IN Weather Forecast

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First Basin, IN Weather Forecast

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First Basin IN weather - Clear - 87°F
Clear
87°F
Updated 6:26 pm
Feels Like 81°F
Humidity 58%
Wind WSW 5 mph
Barometer  30.1 in
Dew Point 71°F
First Basin IN weather - Clear - 31°C
Clear
31°C
Updated 6:26 pm
Feels Like 27°C
Humidity 58%
Wind WSW 8 km/h
Barometer  101.9 kPa
Dew Point 22°C
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First Basin Weather Forecast

THIS AFTERNOON TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
First Basin, IN Weather - This Afternoon Partly Cloudy First Basin, IN Weather - Tonight Chance Of T-Storm First Basin, IN Weather - Wednesday Chance Of T-Storm First Basin, IN Weather - Wednesday Night Chance Of T-Storm First Basin, IN Weather - Thursday Chance Of T-Storm First Basin, IN Weather - Thursday Night Partly Cloudy First Basin, IN Weather - Friday Partly Cloudy First Basin, IN Weather - Friday Night Chance Of T-Storm First Basin, IN Weather - Saturday Chance Of T-Storm First Basin, IN Weather - Saturday Night Chance Of T-Storm First Basin, IN Weather - Sunday Chance Of T-Storm First Basin, IN Weather - Sunday Night Chance Of T-Storm
Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Partly Cloudy Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm
Hi: 81°FHi: 27°C
 Lo: 65°FLo: 18°C Hi: 79°FHi: 26°C
 Lo: 65°FLo: 18°C Hi: 80°FHi: 27°C
 Lo: 61°FLo: 16°C Hi: 75°FHi: 24°C
 Lo: 59°FLo: 15°C Hi: 79°FHi: 26°C
 Lo: 61°FLo: 16°C Hi: 75°FHi: 24°C
 Lo: 59°FLo: 15°C
POP: 70% POP: 50% POP: 70% POP: 70% POP: 40% POP: 70% POP: 70% POP: 70% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 358 PM EDT Tue Sep 15 2026 First Basin, IN Weather - WeatherWorld.com

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First Basin Forecast Discussion

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Issued: 209 PM EDT Tue Sep 15 2026

Key Messages

  • Warm and humid conditions to persist into Thursday with chances for showers and thunderstorms (40 to 70%) through the period. Challenges continue determining the most favorable periods, location and impacts across the area.
  • If storms can organize or interact into this evening, a few could produce strong to locally severe wind gusts with the greatest chance between 6 pm and midnight ET.
  • Repeated rounds of showers and storms could lead to some areas experiencing hydrologic concerns.

Dis...