Portal, ND Weather Forecast

Local 7-day forecast

38°

Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Portal, ND in one place.

Saturday, April 18, 2026

Wind: 14 to 17 mph NW

Saturday

Mostly sunny, with a high near 38. Northwest wind 14 to 17 mph, with gusts as high as 25 mph.

Local 7-day forecast

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: Apr 14, 2026 11:27 AM CDT.

The active forecast window currently covers Apr 18 to Apr 20, 2026 for Portal, ND.

Page Snapshot

Page focus: city weather
Forecast window: Apr 18 to Apr 20, 2026
Latest sync: Apr 14, 2026 11:27 AM CDT
Forecast office: BIS
Source: NOAA / NWS

Next High

38°F

Saturday

Next Low

20°F

Saturday Night

Rain Outlook

Periods mentioning precipitation

Windiest

15 to 21 mph

Monday

Daily Outlook

Today

Apr 18

Mostly Sunny

38 °F

/ 20°F

Wind 14 to 17 mph

Sun

Apr 19

Sunny

50 °F

/ 29°F

Wind 9 to 13 mph

Mon

Apr 20

Sunny

59 °F

/ 38°F

Wind 15 to 21 mph

This Week in Portal

Monday looks like the warmest upcoming period in Portal at 59 degrees F.

Saturday Night is the coolest period ahead with temperatures near 20 degrees F.

The strongest winds are forecast for Monday at about 15 to 21 mph SE.

The forecast from Apr 18 through Apr 20 stays mostly dry.

Forecast Details

Last updated: Apr 14, 2026 11:27 AM CDT
Coverage: 3 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 source

Extended Forecast

Saturday Night

Apr 18

20°F

Mostly Clear

9 to 16 mph W

Mostly clear, with a low around 20. West wind 9 to 16 mph, with gusts as high as 24 mph.

Sunday

Apr 19

50°F

Sunny

9 to 13 mph SW

Sunny, with a high near 50. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

Sunday Night

Apr 19

29°F

Mostly Clear

15 mph SE

Mostly clear, with a low around 29. Southeast wind around 15 mph, with gusts as high as 23 mph.

Monday

Apr 20

59°F

Sunny

15 to 21 mph SE

Sunny, with a high near 59. Southeast wind 15 to 21 mph, with gusts as high as 29 mph.

Monday Night

Apr 20

38°F

Partly Cloudy

15 to 20 mph SE

Partly cloudy, with a low around 38.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Saturday Apr 18	Mostly Sunny	38°F	14 to 17 mph NW	Mostly sunny, with a high near 38. Northwest wind 14 to 17 mph, with gusts as high as 25 mph.
Saturday Night Apr 18	Mostly Clear	20°F	9 to 16 mph W	Mostly clear, with a low around 20. West wind 9 to 16 mph, with gusts as high as 24 mph.
Sunday Apr 19	Sunny	50°F	9 to 13 mph SW	Sunny, with a high near 50. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Sunday Night Apr 19	Mostly Clear	29°F	15 mph SE	Mostly clear, with a low around 29. Southeast wind around 15 mph, with gusts as high as 23 mph.
Monday Apr 20	Sunny	59°F	15 to 21 mph SE	Sunny, with a high near 59. Southeast wind 15 to 21 mph, with gusts as high as 29 mph.
Monday Night Apr 20	Partly Cloudy	38°F	15 to 20 mph SE	Partly cloudy, with a low around 38.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Portal.

Nearby forecast pages are not available for this location yet.

Region Links

Burke County weather

County forecast page

North Dakota weather

Statewide weather overview

United States weather

National weather entry point

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.