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Portland Weather Forecast

Temperature, wind, rain and more for Portland

Victoria, Australia

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 29
Apr		01:00

WNW
WNW

 12 / 19 mph 58 / 56°F 81% 1018 mb
Low level cloud: 91%
Mid level cloud: 57%
High level cloud: 79%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 12 / 19 mph 56 / 52°F 81% 1020 mb
Low level cloud: 97%
Mid level cloud: 33%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 9 / 15 mph 54 / 52°F 70% 1023 mb
Low level cloud: 77%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

 8 / 11 mph 56 / 53°F 59% 1026 mb
Low level cloud: 73%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 9 / 12 mph 56 / 53°F 59% 1026 mb
Low level cloud: 47%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

S
S

 9 / 13 mph 55 / 52°F 59% 1027 mb
Low level cloud: 34%
Mid level cloud: 64%
High level cloud: 0%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

S
S

 8 / 13 mph 52 / 50°F 69% 1029 mb
Low level cloud: 42%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 9 / 14 mph 52 / 49°F 68% 1031 mb
Low level cloud: 52%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 30
Apr		01:00

SSE
SSE

 9 / 14 mph 51 / 47°F 67% 1031 mb
Low level cloud: 82%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SSE
SSE

 9 / 17 mph 50 / 46°F 58% 1031 mb
Low level cloud: 86%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SSE
SSE

 11 / 19 mph 50 / 46°F 67% 1033 mb
Low level cloud: 82%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSE
SSE

 11 / 17 mph 53 / 49°F 59% 1034 mb
Low level cloud: 96%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSE
SSE

 10 / 14 mph 55 / 52°F 59% 1033 mb
Low level cloud: 84%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 11 / 14 mph 55 / 52°F 67% 1032 mb
Low level cloud: 82%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSE
SSE

 10 / 16 mph 54 / 50°F 65% 1033 mb
Low level cloud: 89%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SE
SE

 10 / 20 mph 52 / 48°F 66% 1033 mb
Low level cloud: 24%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Portland:

For Portland in the coming week the average daytime maximum temperature will be around 15°C, with a high for the week of 19°C expected on the afternoon of Sunday 28th. The average minimum temperature will be 11°C, dipping to its lowest on the morning of Sunday 28th at 9°C. The week ahead will have mostly dry days although Monday 29th and Wednesday 01st are likely to see a little rain. The current forecast indicates Monday 28th will have the most precipitation with an accumulation of around 2.0mm. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure