Portal, ND Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Portal, ND in one place.
Showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 75, with temperatures falling to around 72 in the afternoon. South wind 12 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Portal, ND 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: Jun 1, 2026 11:27 AM CDT.
The active forecast window currently covers Jun 2 to Jun 7, 2026 for Portal, ND.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 11:27 AM CDT
- Forecast office
- BIS
- Source
- NOAA / NWS
Daily Outlook
This Week in Portal
Sunday looks like the warmest upcoming period in Portal at 87 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Sunday at about 17 to 24 mph SE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 11:27 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- BIS
- Radar station
- KMBX
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. Partly cloudy, with a low around 48. Southwest wind 8 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
A slight chance of rain showers. Mostly sunny, with a high near 74. West wind 10 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 47. West wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 74. Northwest wind around 10 mph.
Partly cloudy, with a low around 48. East wind around 10 mph.
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Southeast wind around 12 mph, with gusts as high as 18 mph.
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 51. South wind around 10 mph.
Mostly sunny, with a high near 85. South wind 8 to 15 mph, with gusts as high as 21 mph.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 56. Southeast wind around 16 mph, with gusts as high as 28 mph.
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southeast wind 17 to 24 mph, with gusts as high as 31 mph.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Showers And Thunderstorms
|
75°F |
12 to 16 mph
S
|
|
Tuesday Night
Jun 2
|
Chance Showers And Thunderstorms
|
48°F |
8 to 12 mph
SW
|
|
Wednesday
Jun 3
|
Slight Chance Rain Showers
|
74°F |
10 to 16 mph
W
|
|
Wednesday Night
Jun 3
|
Slight Chance Rain Showers then Partly Cloudy
|
47°F |
8 to 16 mph
W
|
|
Thursday
Jun 4
|
Mostly Sunny
|
74°F |
10 mph
NW
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
48°F |
10 mph
E
|
|
Friday
Jun 5
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
76°F |
12 mph
SE
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
51°F |
10 mph
S
|
|
Saturday
Jun 6
|
Mostly Sunny
|
85°F |
8 to 15 mph
S
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
56°F |
16 mph
SE
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
87°F |
17 to 24 mph
SE
|
|
Sunday Night
Jun 7
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
54°F |
15 to 21 mph
S
|
Nearby Forecasts
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