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You are here: Home / Greater Indianapolis / Indianapolis Weather Forecast for August 18, 2021

Indianapolis Weather Forecast for August 18, 2021

August 18, 2021 by Naptown Buzz

Patchy dense fog is possible again this morning.

Warm and humid conditions will continue to promote generally afternoon showers and a few non-severe storms, as well as a heavy rain threat late tonight over southeastern counties.

INDIANAPOLIS 7-DAY EXTENDED FORECAST

Today: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy dense fog before 10am. Otherwise, partly sunny, with a high near 87. Light and variable wind. The chance of precipitation is 30%.

Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 70. Light west wind.

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 87. Light south southwest wind. The chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Light south southeast wind.

Friday: A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon. The chance of precipitation is 20%.

Friday Night: A 20 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 70.

Saturday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. The chance of precipitation is 40%.

Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 70. The chance of precipitation is 30%.

Sunday: A 30 percent chance of showers, mainly after 2pm. Mostly sunny, with a high near 87.

Sunday Night: A 30 percent chance of showers before 8pm. Mostly clear, with a low around 68.

Monday: A 20 percent chance of showers. Sunny, with a high near 89.

Monday Night: A 10 percent chance of showers. Mostly clear, with a low around 68.

Tuesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.

THE UNITED STATES OF AMERICA 3-DAY OUTLOOK

SOURCE: NWS Indianapolis.

Follow NWS Indianapolis on Twitter @NWSIndianapolis for the latest Indianapolis area weather news.

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Filed Under: Greater Indianapolis, Weather Tagged With: Indiana Weather, Indianapolis Weather, Indy Weather, INwx, National Weather Service, NWS Indianapolis, Weather

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