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Portland, OR Weather Forecast

View the 9-day weather forecast for Portland, Oregon, 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 Portland, Oregon is in. The warmest stretch peaks on Tue near 93, while the coolest low settles in on Sun near 50. The best rain signal shows up on Fri at 70 percent and about 0.74 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 Portland, Oregon.

Last updated:

Latest BlendedModel forecast loaded for Portland, Oregon.

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 Portland, Oregon

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 sunny 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.
5 AM PDT
54°
Clear
Precip 0% · Wind 4 mph
6 AM PDT
56°
Partly Cloudy
Precip 0% · Wind 8 mph
7 AM PDT
59°
Sunny
Precip 0% · Wind 8 mph
8 AM PDT
62°
Sunny
Precip 0% · Wind 8 mph
9 AM PDT
67°
Sunny
Precip 0% · Wind 7 mph
10 AM PDT
72°
Sunny
Precip 0% · Wind 7 mph
11 AM PDT
76°
Cloudy
Precip 0% · Wind 8 mph
12 PM PDT
80°
Cloudy
Precip 0% · Wind 9 mph
1 PM PDT
83°
Cloudy
Precip 0% · Wind 11 mph
2 PM PDT
83°
Cloudy
Precip 0% · Wind 13 mph
3 PM PDT
83°
Cloudy
Precip 0% · Wind 14 mph
4 PM PDT
83°
Cloudy
Precip 0% · Wind 14 mph
Thu
Jun 18
83°
Low 54°
Near-Term Signal
Sunny
Precip 0% · Rain 0.00 in · Wind 14 mph · Humidity 87%
Thunder Index
1/100
Minimal Storm Signal
A 0-100 signal blending near-term storm ingredients with extended pattern guidance.
Fri
Jun 19
87°
Low 61°
Near-Term Signal
Cloudy
Precip 0% · Rain 0.00 in · Wind 11 mph · Humidity 64%
Thunder Index
0/100
Minimal Storm Signal
Sat
Jun 20
74°
Low 54°
Extended Signal
Mostly quiet
Precip 20% · Rain 0.01 in · Wind 5 mph · Humidity 79%
Thunder Index
8/100
Minimal Storm Signal
Sun
Jun 21
81°
Low 50°
Extended Signal
Mostly quiet
Precip 20% · Rain 0.00 in · Wind 8 mph · Humidity 84%
Thunder Index
0/100
Minimal Storm Signal
Mon
Jun 22
91°
Low 54°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 8 mph · Humidity 78%
Thunder Index
1/100
Minimal Storm Signal
Tue
Jun 23
93°
Low 59°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 9 mph · Humidity 62%
Thunder Index
8/100
Minimal Storm Signal
Wed
Jun 24
86°
Low 59°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 8 mph · Humidity 59%
Thunder Index
9/100
Minimal Storm Signal
Thu
Jun 25
76°
Low 54°
Extended Signal
Mostly quiet
Precip 0% · Rain 0.00 in · Wind 7 mph · Humidity 76%
Thunder Index
14/100
Minimal Storm Signal
Fri
Jun 26
64°
Low 59°
Extended Signal
Light rain possible
Precip 70% · Rain 0.74 in · Wind 9 mph · Humidity 92%
Thunder Index
35/100
Low Storm Signal
Storm Signal
Early guidance signal
Official alerts, when active, come from the National Weather Service.

Portland Weather Questions, Answered

Quick answers generated from the latest 9-day BlendedModel forecast for Portland, Oregon.

Will it rain today in Portland?

Rain is unlikely in Portland, OR today, with only a 0 percent chance of precipitation.

How hot will it get in Portland today?

Today's forecast for Portland, OR calls for a high near 83 degrees and a low around 54 degrees.

Are thunderstorms expected in Portland this week?

No strong thunderstorm signal shows up for Portland, OR this week. The highest Thunder Index is 35 out of 100 on Fri.

What is the warmest day this week in Portland?

Tue looks like the warmest day in Portland, OR, with a high near 93 degrees.

Nearby Forecasts

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

Browse all BlendedModel pages