Canada/Ontario/Rock St. Thomasmere

Rock St. Thomasmere

Local Time: 4:31 PMElevation: 303mStation: MSC Automated Radar
21°C
Partly Cloudy
Feels like 21°C21°11°
Canadian Humidex
23
Comfortable
6
Canada AQHI Index
Moderate Risk
Ideal for outdoor activities
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24-Hour Forecast & Precipitation Timeline
Full 48h Outlook
Now
17°
-
5 PM
16°
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6 PM
15°
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7 PM
14°
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8 PM
14°
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9 PM
13°
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10 PM
13°
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11 PM
13°
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12 AM
13°
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1 AM
12°
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2 AM
12°
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3 AM
12°
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4 AM
13°
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5 AM
15°
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6 AM
16°
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7 AM
17°
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8 AM
17°
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9 AM
17°
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10 AM
17°
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11 AM
16°
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12 PM
16°
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1 PM
16°
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2 PM
14°
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3 PM
13°
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14-Day Extended Trend (HRDPS & GEM Models)
14-Day View
Today
0%
11°
21°
Fri
0%
9°
17°
Sat
0%
5°
15°
Sun
0%
5°
18°
Mon
0%
4°
15°
Tue
0%
4°
16°
Wed
0%
5°
16°
Official Canadian Ensemble ForecastUpdated 15 mins ago
Wind & Gust Velocity
8km/h
Peak Gusts: 9 km/h
NSWE
Wind blowing from 103°. Calm to moderate breeze for Canadian standards.
Canada AQHI (Air Quality)
Scale 1 - 10+
6Moderate Risk

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

PM2.5: 9.9 µg/m³
Ozone: 100 ppb
Solar Cycle & Golden Hour
Sunrise
2:39 AM
Sunset
3:05 PM
Timezone: America/Toronto
Atmospheric Diagnostics
Humidity
67%
Dew Point: 12°C
Max UV
0
Moderate Exposure
Pressure
1020 hPa
Stable Trend
Visibility
16+ km
Clear Horizon
Cloud Cover: 64%

Rock St. Thomasmere Live Precipitation Radar

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Rock St. Thomasmere Live Doppler RadarMSC Dual-Pol

Rock St. Thomasmere, ON • Lat: 45.22° N, Lon: 74.53° W • Sweep 10m

100%
Doppler Beam: 250 km Radius
Rock St. Thomasmere, ON
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

Rock St. Thomasmere 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

Rock St. Thomasmere 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 Rock St. Thomasmere, ON

What is the current temperature and conditions in Rock St. Thomasmere?

As of today, the temperature in Rock St. Thomasmere is 20.8°C with partly cloudy. The apparent temperature (feels like) is 21.2°C with relative humidity at 67%.

How does Wind Chill and Humidex affect Rock St. Thomasmere?

During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 23 (Comfortable).

What is the Air Quality Health Index (AQHI) for Rock St. Thomasmere?

The current AQHI for Rock St. Thomasmere is 6 (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 Rock St. Thomasmere 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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