Weather Information on the Internet

The OMAFRA Ontario Climate page provides links to many sources of weather information. Find general information on excessive rain, dry conditions and low water, frost, hail, ice storms, wind, air pollution, business considerations relating to adverse weather, and general links on the OMAFRA Adverse Weather web page.

A very comprehensive page on Ontario weather is The Ontario Weather Page. This page links you to information on current weather conditions, forecasts, air quality, road conditions, and a great deal of specialized weather information.

The Weather INnovations Incorporated (WIN) site provides both no-charge and subscription agricultural weather-based information. Disease severity values for tomato and sugarbeet growers, fusarium models for winter wheat growers, evapotranspiration data for irrigators, and more are available on the WIN site.

Forecasts, radar, satellite images

Find forecasts for Ontario at these pages:

• Environment Canada - Weatheroffice
• The Weather Network
• FarmZone - Southern Ontario
• FarmZone - Northern Ontario
• Intellicast

Weather information for border areas can be found on U.S. weather sites, such as these:

• Intellicast - enter a U.S. location name and access forecasts, radar, satellite images and more
• The Weather Channel - enter a U.S. location name to access forecasts, radar, and more
• National Weather Service - enter a U.S. city name to access forecasts, radar, satellite, and more

Long-term weather forecasts

A number of long-term weather forecasts can be found on the internet. Here are links to several weather predictions and prognostications.

Environment Canada's seasonal forecasts. Monthly 30-day outlooks and seasonal 3-month outlooks are available. You can also learn about "Climatology of temperature and precipitation", "Continental snow coverage, sea ice coverage, and sea surface temperature anomalies" and the worldwide and regional effects of El Niño and La Niña.

The Weather Network issues seasonal outlooks.

U.S. National Weather Service - monthly to seasonal outlooks. This page also links to "Tropical pacific sea surface temperatures (SST) graphs" and links to information on El Niño and La Niña.