Canada/Quebec/Portage- Longueuil

Portage- Longueuil

Local Time: 7:23 PMElevation: 398mStation: MSC Automated Radar
8°C
Drizzle
Feels like 5°C11°5°
Canadian Humidex
8
Comfortable
4
Canada AQHI Index
Moderate Risk
Ideal for outdoor activities
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24-Hour Forecast & Precipitation Timeline
Full 48h Outlook
Now
8°
100%
8 PM
8°
90%
9 PM
7°
76%
10 PM
6°
69%
11 PM
5°
76%
12 AM
5°
89%
1 AM
5°
98%
2 AM
6°
98%
3 AM
6°
94%
4 AM
6°
92%
5 AM
6°
93%
6 AM
7°
96%
7 AM
8°
98%
8 AM
9°
98%
9 AM
9°
97%
10 AM
10°
94%
11 AM
9°
91%
12 PM
9°
87%
1 PM
9°
78%
2 PM
8°
58%
3 PM
7°
32%
4 PM
7°
12%
5 PM
7°
-
6 PM
7°
-
14-Day Extended Trend (HRDPS & GEM Models)
14-Day View
Today
6.3mm
5°
11°
Fri
5.3mm
5°
10°
Sat
0.6mm
4°
10°
Sun
1mm
7°
8°
Mon
2.4mm
5°
9°
Tue
0%
4°
11°
Wed
0%
5°
15°
Official Canadian Ensemble ForecastUpdated 15 mins ago
Wind & Gust Velocity
11km/h
Peak Gusts: 19 km/h
NSWE
Wind blowing from 100°. Calm to moderate breeze for Canadian standards.
Canada AQHI (Air Quality)
Scale 1 - 10+
4Moderate Risk

No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.

PM2.5: 0.8 µg/m³
Ozone: 68 ppb
Solar Cycle & Golden Hour
Sunrise
2:39 AM
Sunset
3:11 PM
Timezone: America/Toronto
Atmospheric Diagnostics
Humidity
93%
Dew Point: 2°C
Max UV
0
Moderate Exposure
Pressure
1015 hPa
Stable Trend
Visibility
16+ km
Clear Horizon
Cloud Cover: 100%

Portage- Longueuil Live Precipitation Radar

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Portage- Longueuil Live Doppler RadarMSC Dual-Pol

Portage- Longueuil, QC • Lat: 52.11° N, Lon: 75.50° W • Sweep 10m

100%
Doppler Beam: 250 km Radius
Portage- Longueuil, QC
N 0°
S 180°
W 270°
E 90°
Precipitation Reflectivity (dBZ)MSC 5.6 GHz
Flurries / DrizzleHeavy Snow / Hail
LiveLIVE
Frame 5 of 6
Climate Normals

Portage- Longueuil 30-Year Weather History & Monthly Averages

Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.

View Jan - Dec Climate Table
Health & Environment

Portage- Longueuil Air Quality & Wildfire Smoke Report

Detailed Canadian AQHI breakdown, fine particulate matter (PM2.5), ground-level ozone, and health guidance.

View AQHI Health Index

Frequently Asked Questions About Weather in Portage- Longueuil, QC

What is the current temperature and conditions in Portage- Longueuil?

As of today, the temperature in Portage- Longueuil is 7.8°C with drizzle. The apparent temperature (feels like) is 5.3°C with relative humidity at 93%.

How does Wind Chill and Humidex affect Portage- Longueuil?

During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 8 (Comfortable).

What is the Air Quality Health Index (AQHI) for Portage- Longueuil?

The current AQHI for Portage- Longueuil is 4 (Moderate Risk). It is calculated based on ground-level ozone, fine particulate matter (PM2.5), and nitrogen dioxide levels according to Health Canada standards.

Where does the meteorological data for Portage- Longueuil come from?

Forecasts are generated using high-resolution Canadian Deterministic Prediction System (HRDPS 2.5km) and Global Environmental Multiscale (GEM) models alongside official Environment and Climate Change Canada Doppler radar feeds.

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