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Guelph, ON

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YELLOW WATCH - SEVERE THUNDERSTORM

Impact Level: Moderate

Forecast Confidence: High


Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain. What: Wind gusts near 90 km/h. Toonie sized hail. Heavy rain. When: Continuing this afternoon into early this evening. Local utility outages are possible. Damage to roofs, fences, branches or soft shelters is possible. When thunder roars, go indoors! Lightning kills and injures Canadians every year. Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches. Severe thunderstorm watches are issued when conditions are favourable for the development of thunderstorms capable of producing damaging hail, wind or rain. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on social media using #ONStorm. For more information: ontario.ca/page/be-prepared-emergency.

In effect for:

  • Guelph - Erin - Southern Wellington County

Current ConditionsObserved at: Guelph Turfgrass Institute

23°C

Wind:
SW 8 km/h
More details
Temperature:
23.2°C
Pressure:
101.1 kPa
Dew point:
19.0°C
Humidity:
77%
Date:
Observed at:
Guelph Turfgrass Institute

ForecastForecast issued:

YELLOW WATCH - SEVERE THUNDERSTORM

Impact Level: Moderate

Forecast Confidence: High


Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain. What: Wind gusts near 90 km/h. Toonie sized hail. Heavy rain. When: Continuing this afternoon into early this evening. Local utility outages are possible. Damage to roofs, fences, branches or soft shelters is possible. When thunder roars, go indoors! Lightning kills and injures Canadians every year. Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches. Severe thunderstorm watches are issued when conditions are favourable for the development of thunderstorms capable of producing damaging hail, wind or rain. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on social media using #ONStorm. For more information: ontario.ca/page/be-prepared-emergency.

In effect for:

  • Guelph - Erin - Southern Wellington County

Detailed ForecastForecast issued:

Chance of showers
Tonight
13°C
Mainly cloudy. 60 percent chance of showers early this evening with risk of a thunderstorm. Fog patches developing near midnight. Low 13.
Mainly sunny
Thu, 13 Aug
26°C
Mainly sunny. Fog patches dissipating in the morning. Wind becoming northwest 20 km/h late in the morning. High 26. Humidex 30. UV index 8 or very high.
Night: Clear. Low 13.
Sunny
Fri, 14 Aug
26°C
Sunny. High 26.
Night: Clear. Low 13.
Sunny
Sat, 15 Aug
26°C
Sunny. High 26.
Night: Clear. Low 14.
Chance of showers
Sun, 16 Aug
25°C
Cloudy with 40 percent chance of showers. High 25.
Night: Cloudy with 40 percent chance of showers. Low 16.
Chance of showers
Mon, 17 Aug
24°C
Cloudy with 30 percent chance of showers. High 24.
Night: Cloudy periods. Low 15.
A mix of sun and cloud
Tue, 18 Aug
25°C
A mix of sun and cloud. High 25.
Normals:
Max25°C.Min14°C.
Sunrise:
6:22 EDT
Sunset:
20:29 EDT

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