1 / 7

How to answer ……

How to answer ……. A Weather Question. Synoptic Chart for the British Isles at 0700h on 31 August. A yacht race from Wick to Stornoway was due to start from Wick harbour at 8.00am on 31 August. At 7.00am the Met Office advised the race organisers to cancel the race.

Rita
Télécharger la présentation

How to answer ……

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. How to answer …… A Weather Question

  2. Synoptic Chart for the British Isles at 0700h on 31 August A yacht race from Wick to Stornoway was due to start from Wick harbour at 8.00am on 31 August At 7.00am the Met Office advised the race organisers to cancel the race. With reference to the synoptic chart, explain why this advice was given. 5 marks

  3. What are the key words? type of boat : think! place : see map A yacht race from Wick to Stornoway was due to start from Wick harbour at 8.00am on 31 August direction : see map time : compare with map At 7.00am the Met Office advised the race organisers to cancel the race. change of plan! use the information on the map With reference to the synoptic chart, explain why this advice was given. 5 marks number of points to make

  4. Link question to the map 0700 h 31 August Where? Wick and Stornoway Direction? From Wick to Stornoway When? Race due to start at 0800h Map is for 0700h

  5. Study the map for information Centre of low pressure : likely to bring stormy weather Occluded front: broad belt of very heavy rain, low cloud and poor visibility Cold mP air Tightly packed isobars : strong winds South westerly winds Warm mT air Associated weather is moving west to east

  6. Back to the question ….Why was the race cancelled? • Competitors would risk very strong winds and therefore high seas • They would be sailing straight into the wind so it would be difficult to make progress • Temperatures would be low • There would be heavy rain • There would be thick cloud and probably poor visibility But this is not enough. Why not?

  7. “Explain.. With reference to the map” • Strong winds – close isobars • Head winds – wind direction SW • Low temperatures – mP air mass • Heavy rain – occluded front • Low cloud and poor visibility – occluded front 5 marks

More Related