Weather

Why is it important to understand?

Weather

• Why is it important to understand weather?• Why do we need to know what the weather is

like outside?• Why do we need to know what the weather

will be like tomorrow or the next day or the day after that?

• To understand a forecast?• To understand a weather warning?

The weather affects us all• The weather affects what

we can or cannot do each day

• The weather determines what clothes we wear each day

• The weather can determine where we go and how we get there

• Can you think of any other ways the weather affects us?

Knowing the weather outside• Knowing the weather

outside is important• We dress in certain clothes

depending what the weather is like.

• We plan how we will travel depending on the weather

• We plan activities outside based on the weather

• Would you go swimming during a thunderstorm?

Planning ahead

• Knowing what the weather will be in the next couple of days will help you plan

• In order to do this, you need to look at a FORECAST

• A FORECAST shows us what meteorologists think the weather will be like in the upcoming hours, days and sometimes even weeks.

• Where can you find a FORECAST?

FORECASTS!

• You can find FORECASTS in lots of places:• When you watch the news on television• In the newspaper• On the radio• On the internet

How do you read a FORECAST?

• There are lots of things you need to look at when looking at a FORECAST:

• Temperature• What the ‘weather conditions’ are going to be• What the speed of the winds will be• What the HUMIDITY will be• When the sun will RISE and when the sun will

SET

How do you read a FORECAST?

• Knowing the temperature is important• This will determine what you wear• Warm weather = shorts and a t-shirt• Cold weather = pants and a sweatshirt• Very cold = a jacket, gloves, a warm hat and a

scarf• You need to look for a temperature number• In Canada, we use degrees CELSIUS

How do you read a FORECAST?

• “Weather Conditions” are conditions of the sky or what we might see falling from the sky…

• Sunny• Cloudy• Rain• Snow• Hail• Sometimes it is a mixture of more than one

condition

How do you read a FORECAST?

• Looking at WIND speeds can be really important if you plan on being outside for a long time.

• Wind speed can make the temperature feel even colder than it is.

• Preparing for wind is important, especially during the fall, winter and spring months.

How do you read a FORECAST?

• HUMIDITY can also make the temperature feel warmer or colder than what the temperature reads

• The higher the HUMIDITY PERCENTAGE (%), the more the temperature can be affected

• Most weather FORECASTS will tell you what the temperature will actually FEEL LIKE

How do you read a FORECAST?

• Knowing when the sun RISES and SETS can be important for planning your day

• Maybe you are participating in an activity that needs sunlight

• You need to plan your activity before the sun sets.

Rule of thumb: What is hot, warm, chilly, cold, really cold?

HOT Temperatures• Anywhere from 25

degrees Celsius to 45 degrees Celsius is HOT

• We usually see these temperatures in the summer (June, July, August)

Rule of thumb: What is hot, warm, chilly, cold, really cold?

WARM Temperatures• Anywhere from about

15 degrees Celsius to 25 degrees Celsius is WARM

• We usually see these temperatures in the spring and early summer (April, May, June)

• We can see these temperatures in the early fall (September and October)

Rule of thumb: What is hot, warm, chilly, cold, really cold?

CHILLY Temperatures• Anywhere from 5

degrees Celsius to 14 degrees Celsius is CHILLY

• We usually see these temperatures in the spring (March and April) and fall (September and October)

Rule of thumb: What is hot, warm, chilly, cold, really cold?

COLD Temperatures• Anywhere from -7

degrees Celsius to 5 degrees Celsius is COLD

• We usually see these temperatures in late fall and early winter (October, November, December)

• We can see these temperatures In March and April too

Rule of thumb: What is hot, warm, chilly, cold, really cold?

REALLY COLD Temperatures• Anywhere from -7

degrees Celsius to -45 degrees Celsius is REALLY COLD

• We usually see these temperatures in winter (December, January, February)

What is hot, warm, chilly, cold, really cold?

What is hot, warm, chilly, cold, really cold?

What is hot, warm, chilly, cold, really cold?

What is hot, warm, chilly, cold, really cold?