Live Weather & Forecast

Weather in Long Harbour-Mount Arlington Heights

Newfoundland and Labrador, Canada · Real-time conditions & 3-day outlook

2^°C

Feels like -4°C

35°F / Feels 25°F

Moderate snow

Long Harbour-Mount Arlington Heights, Newfoundland and Labrador

🌞 Daytime

Updated: 2026-04-25 06:00

💧

Humidity

93%

💨

Wind

28.1 km/h NNE

🌬️

Wind Gust

43.8 km/h

🌡️

Pressure

993 mb

👁️

Visibility

5 km

☀️

UV Index

0 (Low)

🌧️

Precipitation

0.17 mm

☁️

Cloud Cover

💦

Dew Point

1.2°C

🌐

Wind Degree

13°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)

140.9 μg/m³

NO₂

1.2 μg/m³

O₃

85 μg/m³

SO₂

1 μg/m³

PM 2.5

0.9 μg/m³

PM 10

0.9 μg/m³

Weather Alerts 3

Met · Moderate · Immediate

yellow warning - snowfall - in effect

Significant snowfall is expected. Locations: St. John’s and vicinity and Avalon Peninsula Southeast. Total snowfall: 15 to 20 cm. Time span: until Saturday morning. Remarks: The snow is expected to be wet and heavy. As temperatures start to rise on Saturday morning, the snow will become mixed with rain then transition to rain on Saturday afternoon. ### Roads and walkways will likely be dif...

Prepare for quickly changing and deteriorating travel conditions.

Effective: 2026-04-24T18:30:53-00:00 · Expires: 2026-04-25T10:30:53-00:00

Met · Moderate · Immediate

yellow warning - snowfall - in effect

Significant snowfall continues. Locations: St. John’s and vicinity and Avalon Peninsula Southeast. Total snowfall: 15 to 20 cm. Time span: until Saturday morning. Remarks: The snow is expected to be wet and heavy. As temperatures start to rise on Saturday morning, the snow will become mixed with rain then transition to rain on Saturday afternoon. ### Roads and walkways will likely be diffi...

Prepare for quickly changing and deteriorating travel conditions.

Effective: 2026-04-25T01:46:29-00:00 · Expires: 2026-04-25T17:00:29-00:00

Met · Moderate · Immediate

yellow warning - snowfall - in effect

Significant snowfall continues. Locations: St. John’s and vicinity and Avalon Peninsula Southeast. Additional snowfall: 2-4 cm. Time span: ending this morning. Remarks: The snow is expected to be wet and heavy. As temperatures start to rise this morning, the snow will become mixed with rain then transition to rain this afternoon. ### Roads and walkways will likely be difficult to navigate...

Prepare for quickly changing and deteriorating travel conditions.

Effective: 2026-04-25T08:05:42-00:00 · Expires: 2026-04-25T17:00:42-00:00

Today's Hourly Forecast

24-hour breakdown for Long Harbour-Mount Arlington Heights, Newfoundland and Labrador

12 AM

1°

Blizzard

💧 96% 💨 29.9 km/h 🌧️ 100% ❄️ 99%

1 AM

1°

Blizzard

💧 97% 💨 32.8 km/h 🌧️ 100% ❄️ 99%

2 AM

1°

Blizzard

💧 97% 💨 31.3 km/h 🌧️ 100%

3 AM

1°

Blizzard

💧 97% 💨 30.6 km/h 🌧️ 100%

4 AM

1°

Blizzard

💧 97% 💨 29.2 km/h 🌧️ 100%

5 AM

1°

Heavy snow

💧 98% 💨 28.4 km/h 🌧️ 100% ❄️ 100%

6 AM

2°

Moderate snow

💧 93% 💨 28.1 km/h 🌧️ 100% ❄️ 100%

7 AM

2°

Light snow

💧 97% 💨 27 km/h 🌧️ 100%

8 AM

2°

Light snow

💧 97% 💨 28.8 km/h 🌧️ 74%

9 AM

2°

Light snow

💧 97% 💨 28.8 km/h 🌧️ 100%

10 AM

2°

Light snow

💧 97% 💨 26.6 km/h 🌧️ 60%

11 AM

2°

Patchy rain nearby

💧 96% 💨 25.2 km/h 🌧️ 60%

12 PM

2°

Patchy rain nearby

💧 97% 💨 24.8 km/h 🌧️ 100%

1 PM

2°

Light sleet

💧 97% 💨 24.5 km/h 🌧️ 100%

2 PM

2°

Light sleet

💧 97% 💨 23.4 km/h 🌧️ 100%

3 PM

2°

Light drizzle

💧 98% 💨 22.3 km/h 🌧️ 100%

4 PM

2°

Light drizzle

💧 97% 💨 23 km/h 🌧️ 100%

5 PM

2°

Patchy rain nearby

💧 96% 💨 24.8 km/h 🌧️ 100%

6 PM

2°

Patchy rain nearby

💧 96% 💨 25.2 km/h 🌧️ 100%

7 PM

2°

Patchy rain nearby

💧 95% 💨 25.2 km/h 🌧️ 100%

8 PM

2°

Patchy rain nearby

💧 95% 💨 26.6 km/h 🌧️ 100%

9 PM

2°

Patchy rain nearby

💧 95% 💨 25.6 km/h 🌧️ 100%

10 PM

2°

Patchy rain nearby

💧 94% 💨 24.8 km/h 🌧️ 100%

11 PM

2°

Patchy rain nearby

💧 94% 💨 25.6 km/h 🌧️ 100%

3-Day Forecast

Daily overview for Long Harbour-Mount Arlington Heights, Newfoundland and Labrador

Today

Moderate rain

3° / 1°

🌧️ 98% chance of rain

❄️ 8% chance of snow

💧 Avg. humidity: 97%

💨 Max wind: 32.8 km/h

🌧️ Total precip: 5.47 mm

☀️ UV Index: 1.9

🌅 Sunrise: 05:59 AM

🌇 Sunset: 08:09 PM

🌙 Waxing Gibbous

🌑 Moon: 60% lit

Sun, Apr 26

Patchy rain nearby

4° / 0°

🌧️ 89% chance of rain

❄️ 30% chance of snow

💧 Avg. humidity: 89%

💨 Max wind: 32 km/h

🌧️ Total precip: 0.79 mm

☀️ UV Index: 2

🌅 Sunrise: 05:57 AM

🌇 Sunset: 08:10 PM

🌙 Waxing Gibbous

🌑 Moon: 70% lit

Mon, Apr 27

Light freezing rain

2° / -2°

🌧️ 86% chance of rain

❄️ 33% chance of snow

💧 Avg. humidity: 77%

💨 Max wind: 30.2 km/h

🌧️ Total precip: 0.15 mm

☀️ UV Index: 5.3

🌅 Sunrise: 05:56 AM

🌇 Sunset: 08:11 PM

🌙 Waxing Gibbous

🌑 Moon: 79% lit

Best Time to Visit Long Harbour-Mount Arlington Heights

Plan your trip to Long Harbour-Mount Arlington Heights, Canada around the most favorable weather conditions.

Peak Season

June – September

Warm, dry summers — ideal for outdoor activities.

Shoulder Season

April – May, October

Fewer crowds, moderate prices, mild weather.

Off Season

November – March

Cooler temperatures; some regions may experience rain or snow.

← Back to Long Harbour-Mount Arlington Heights 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Long Harbour-Mount Arlington Heights?

Current conditions in Long Harbour-Mount Arlington Heights: Moderate snow, temperature 2°C, humidity 93%.

What is the best time to visit Long Harbour-Mount Arlington Heights?

The best time to visit Long Harbour-Mount Arlington Heights is typically June – September. Warm, dry summers — ideal for outdoor activities.

What is the climate like in Long Harbour-Mount Arlington Heights?

Long Harbour-Mount Arlington Heights is located at approximately 47.4° latitude. It has a temperate climate with warm summers and cold winters.

Does it rain a lot in Long Harbour-Mount Arlington Heights?

The wettest period in Long Harbour-Mount Arlington Heights is typically during November – March. Cooler temperatures; some regions may experience rain or snow.

What should I pack for a trip to Long Harbour-Mount Arlington Heights?

For visits to Long Harbour-Mount Arlington Heights during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.

What country is Long Harbour-Mount Arlington Heights in?

Long Harbour-Mount Arlington Heights is located in Canada, in the state of Newfoundland and Labrador.

What are the public holidays in Long Harbour-Mount Arlington Heights in 2026?

View the 2026 public holidays for Long Harbour-Mount Arlington Heights on our Holidays page.

What are the GPS coordinates used for the weather forecast in Long Harbour-Mount Arlington Heights?

The weather forecast for Long Harbour-Mount Arlington Heights uses coordinates 47.4331, -53.8136.

What is the current temperature outside in Long Harbour-Mount Arlington Heights?

The current outdoor temperature in Long Harbour-Mount Arlington Heights is 2°C (36°F) with moderate snow.

What is the hourly weather forecast for Long Harbour-Mount Arlington Heights today?

Today's hour-by-hour weather breakdown for Long Harbour-Mount Arlington Heights is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.

What is the weather in Long Harbour-Mount Arlington Heights tomorrow hour by hour?

Tomorrow's forecast for Long Harbour-Mount Arlington Heights shows a high of 4°C and a low of 0°C. See the 3-Day Forecast section above for a full hourly breakdown.

What is the chance of rain today in Long Harbour-Mount Arlington Heights?

There is a 98% chance of rain in Long Harbour-Mount Arlington Heights today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.

Is it going to rain today in Long Harbour-Mount Arlington Heights?

Yes, there is a 98% chance of rain in Long Harbour-Mount Arlington Heights today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.