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Indianapolis, IN Weather Forecast

View the 9-day weather forecast for Indianapolis, Indiana, including daily highs and lows, rain chances, rainfall amounts, wind speeds, humidity, and short-range versus extended BlendedModel guidance.

The latest 9-day BlendedModel forecast for Indianapolis, Indiana is in. The warmest stretch peaks on Sat near 80, while the coolest low settles in on Fri near 57. The best rain signal shows up on Mon at 85 percent and about 1.64 inches. The outlook starts with a near-term signal before shifting to extended signal later in the period.

Forecast data refreshed automatically every few hours. Showing the latest available BlendedModel forecast for Indianapolis, Indiana.

Last updated:

Latest BlendedModel forecast loaded for Indianapolis, Indiana.

About BlendedModel
BlendedModel is an experimental forecast system developed by Engineer.Guide Research and Development Lab. Forecast pages are refreshed automatically every few hours so you always see the latest guidance.

9-Day Outlook for Indianapolis, Indiana

A scan-first 9-day view generated for fast daily reading, with the main call for each day and the core details underneath.

Today's Weather Story
Today looks light rain possible with low rain chances, light wind, and humid air, and a minimal storm signal.
No official alerts currently active for this area.
Check Hourly Timing
A quick look at the next several hours for temperature, rain chance, wind, and storm signal.
8 AM EDT
71°
Mostly Cloudy
Precip 0% · Wind 12 mph
9 AM EDT
71°
Sunny
Precip 0% · Wind 12 mph
10 AM EDT
71°
Sunny
Precip 0% · Wind 12 mph
11 AM EDT
72°
Sunny
Precip 0% · Wind 12 mph
12 PM EDT
72°
Sunny
Precip 0% · Wind 12 mph
1 PM EDT
71°
Cloudy
Precip 0% · Wind 10 mph
2 PM EDT
71°
Rain
Precip 20% · Wind 7 mph
3 PM EDT
71°
Cloudy
Precip 0% · Wind 8 mph
4 PM EDT
69°
Cloudy
Precip 0% · Wind 7 mph
5 PM EDT
70°
Cloudy
Precip 0% · Wind 7 mph
6 PM EDT
70°
Cloudy
Precip 0% · Wind 5 mph
7 PM EDT
69°
Mostly Cloudy
Precip 0% · Wind 5 mph
Thu
Jun 18
72°
Low 63°
Near-Term Signal
Light rain possible
Precip 20% · Rain 0.01 in · Wind 12 mph · Humidity 97%
Thunder Index
4/100
Minimal Storm Signal
A 0-100 signal blending near-term storm ingredients with extended pattern guidance.
Fri
Jun 19
76°
Low 57°
Near-Term Signal
Sunny
Precip 0% · Rain 0.00 in · Wind 11 mph · Humidity 100%
Thunder Index
1/100
Minimal Storm Signal
Sat
Jun 20
80°
Low 63°
Extended Signal
Mostly quiet
Precip 20% · Rain 0.02 in · Wind 11 mph · Humidity 79%
Thunder Index
7/100
Minimal Storm Signal
Sun
Jun 21
80°
Low 66°
Extended Signal
Mostly quiet
Precip 35% · Rain 0.05 in · Wind 8 mph · Humidity 83%
Thunder Index
25/100
Low Storm Signal
Storm Signal
Early guidance signal
Mon
Jun 22
71°
Low 69°
Extended Signal
Steady rain likely
Precip 85% · Rain 1.64 in · Wind 9 mph · Humidity 93%
Thunder Index
80/100
High Storm Signal
Storm Signal
Early guidance signal
Storm signal elevated - check timing and radar.
Check hourly timing Radar near Indianapolis
Tue
Jun 23
73°
Low 63°
Extended Signal
Humid
Precip 20% · Rain 0.04 in · Wind 8 mph · Humidity 90%
Thunder Index
20/100
Low Storm Signal
Storm Signal
Early guidance signal
Wed
Jun 24
76°
Low 59°
Extended Signal
Mostly quiet
Precip 35% · Rain 0.09 in · Wind 7 mph · Humidity 85%
Thunder Index
15/100
Minimal Storm Signal
Thu
Jun 25
77°
Low 63°
Extended Signal
Light rain possible
Precip 35% · Rain 0.12 in · Wind 4 mph · Humidity 91%
Thunder Index
28/100
Low Storm Signal
Storm Signal
Early guidance signal
Fri
Jun 26
74°
Low 65°
Extended Signal
Light rain possible
Precip 70% · Rain 0.37 in · Wind 6 mph · Humidity 93%
Thunder Index
35/100
Low Storm Signal
Storm Signal
Early guidance signal
Official alerts, when active, come from the National Weather Service.

Indianapolis Weather Questions, Answered

Quick answers generated from the latest 9-day BlendedModel forecast for Indianapolis, Indiana.

Will it rain today in Indianapolis?

Rain is unlikely in Indianapolis, IN today, with only a 20 percent chance of precipitation.

How hot will it get in Indianapolis today?

Today's forecast for Indianapolis, IN calls for a high near 72 degrees and a low around 63 degrees.

Are thunderstorms expected in Indianapolis this week?

Yes, the storm signal is elevated for Indianapolis, IN this week. The strongest signal arrives on Mon with a Thunder Index of 80 out of 100.

What is the warmest day this week in Indianapolis?

Sat looks like the warmest day in Indianapolis, IN, with a high near 80 degrees.

Nearby Forecasts

Quick links to a few nearby cities if you want to compare the next 9 days around Indianapolis, Indiana.

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