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Chicago, IL Weather Forecast

View the 9-day weather forecast for Chicago, Illinois, 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 Chicago, Illinois is in. The warmest stretch peaks on Sat near 76, while the coolest low settles in on Fri near 57. The best rain signal shows up on Mon at 85 percent and about 0.88 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 Chicago, Illinois.

Last updated:

Latest BlendedModel forecast loaded for Chicago, Illinois.

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 Chicago, Illinois

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 cloudy 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.
7 AM CDT
61°
Cloudy
Precip 0% · Wind 12 mph
8 AM CDT
61°
Mostly Cloudy
Precip 0% · Wind 10 mph
9 AM CDT
64°
Cloudy
Precip 0% · Wind 10 mph
10 AM CDT
66°
Partly Cloudy
Precip 0% · Wind 9 mph
11 AM CDT
67°
Partly Cloudy
Precip 0% · Wind 6 mph
12 PM CDT
67°
Partly Cloudy
Precip 0% · Wind 5 mph
1 PM CDT
67°
Sunny
Precip 0% · Wind 5 mph
2 PM CDT
69°
Sunny
Precip 0% · Wind 5 mph
3 PM CDT
70°
Sunny
Precip 0% · Wind 3 mph
4 PM CDT
69°
Sunny
Precip 0% · Wind 5 mph
5 PM CDT
67°
Sunny
Precip 0% · Wind 5 mph
6 PM CDT
66°
Sunny
Precip 0% · Wind 4 mph
Thu
Jun 18
70°
Low 60°
Near-Term Signal
Cloudy
Precip 0% · Rain 0.00 in · Wind 12 mph · Humidity 92%
Thunder Index
1/100
Minimal Storm Signal
A 0-100 signal blending near-term storm ingredients with extended pattern guidance.
Fri
Jun 19
74°
Low 57°
Near-Term Signal
Sunny
Precip 0% · Rain 0.00 in · Wind 10 mph · Humidity 94%
Thunder Index
3/100
Minimal Storm Signal
Sat
Jun 20
76°
Low 65°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 10 mph · Humidity 76%
Thunder Index
2/100
Minimal Storm Signal
Sun
Jun 21
73°
Low 64°
Extended Signal
Light rain possible
Precip 55% · Rain 0.31 in · Wind 11 mph · Humidity 87%
Thunder Index
29/100
Low Storm Signal
Storm Signal
Early guidance signal
Mon
Jun 22
65°
Low 64°
Extended Signal
Steady rain likely
Precip 85% · Rain 0.88 in · Wind 15 mph · Humidity 94%
Thunder Index
50/100
Thunderstorm Possible
Storm Signal
Early guidance signal
Check hourly timing Radar near Chicago
Tue
Jun 23
71°
Low 60°
Extended Signal
Mostly quiet
Precip 20% · Rain 0.00 in · Wind 10 mph · Humidity 83%
Thunder Index
1/100
Minimal Storm Signal
Wed
Jun 24
73°
Low 60°
Extended Signal
Light rain possible
Precip 55% · Rain 0.17 in · Wind 4 mph · Humidity 83%
Thunder Index
16/100
Minimal Storm Signal
Thu
Jun 25
73°
Low 62°
Extended Signal
Light rain possible
Precip 55% · Rain 0.20 in · Wind 3 mph · Humidity 93%
Thunder Index
28/100
Low Storm Signal
Storm Signal
Early guidance signal
Fri
Jun 26
72°
Low 64°
Extended Signal
Light rain possible
Precip 55% · Rain 0.24 in · Wind 6 mph · Humidity 91%
Thunder Index
27/100
Low Storm Signal
Storm Signal
Early guidance signal
Official alerts, when active, come from the National Weather Service.

Chicago Weather Questions, Answered

Quick answers generated from the latest 9-day BlendedModel forecast for Chicago, Illinois.

Will it rain today in Chicago?

Rain is unlikely in Chicago, IL today, with only a 0 percent chance of precipitation.

How hot will it get in Chicago today?

Today's forecast for Chicago, IL calls for a high near 70 degrees and a low around 60 degrees.

Are thunderstorms expected in Chicago this week?

Thunderstorms are possible in Chicago, IL this week. The highest storm signal is on Mon with a Thunder Index of 50 out of 100.

What is the warmest day this week in Chicago?

Sat looks like the warmest day in Chicago, IL, with a high near 76 degrees.

Nearby Forecasts

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

Browse all BlendedModel pages