Portland, AR Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Portland, AR in one place.
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 91. Heat index values as high as 99. West southwest wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Portland, AR is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 30, 2026 4:17 PM CDT.
The active forecast window currently covers May 31 to Jun 5, 2026 for Portland, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 5, 2026
- Latest sync
- May 30, 2026 4:17 PM CDT
- Forecast office
- JAN
- Source
- NOAA / NWS
Daily Outlook
This Week in Portland
Monday looks like the warmest upcoming period in Portland at 93 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Tuesday at about 0 to 10 mph NNE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 4:17 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- JAN
- Radar station
- KDGX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 72. Heat index values as high as 97. South wind around 0 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 93. West southwest wind 0 to 5 mph.
A chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms. Mostly clear, with a low around 72. South wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 7am. Sunny, with a high near 88. North northeast wind 0 to 10 mph. Chance of precipitation is 30%.
Mostly clear, with a low around 66. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny, with a high near 84. Northeast wind 5 to 10 mph.
Mostly clear, with a low around 64.
Sunny, with a high near 85.
Partly cloudy, with a low around 67.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Chance Showers And Thunderstorms
|
91°F |
0 mph
|
|
Sunday Night
May 31
|
Chance Showers And Thunderstorms then Mostly Clear
|
72°F |
0 mph
|
|
Monday
Jun 1
|
Sunny
|
93°F |
0 to 5 mph
WSW
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms
|
72°F |
0 mph
|
|
Tuesday
Jun 2
|
Chance Rain Showers then Sunny
|
88°F |
0 to 10 mph
NNE
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
66°F |
5 to 10 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
84°F |
5 to 10 mph
NE
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
64°F |
0 to 5 mph
ENE
|
|
Thursday
Jun 4
|
Sunny
|
85°F |
5 mph
SE
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
67°F |
5 mph
SE
|
|
Friday
Jun 5
|
Mostly Sunny then Chance Showers And Thunderstorms
|
86°F |
5 to 10 mph
S
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
70°F |
5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Portland.