Weather forecasting needs improvement
Nov. 23rd, 2007 05:18 pmI have yet to find a source of weather predictions for my area that is accurate enough to be of any use.
Yesterday and the day before I received 11 emails from Environment Canada entitled "WINTER STORM WARNING for Waterloo—Wellington". These two citites are 300 km apart; apparently the forecast is aimed at all 30,000 km² of Western Ontario.
The official statements:
What actually happened:
And the stupidest thing? Starting Wednesday night it was abundantly clear from radar that the storm was passing well to the south of the line from Waterloo—Wellington! Don't these meteorologists actually *look* at their equipment, or are they required by law to recycle successful forecasts of the past?
Yesterday and the day before I received 11 emails from Environment Canada entitled "WINTER STORM WARNING for Waterloo—Wellington". These two citites are 300 km apart; apparently the forecast is aimed at all 30,000 km² of Western Ontario.
The official statements:
| Date/Time | Storm location | Snowfall | Warns | |
|---|---|---|---|---|
| Wed | Thu | |||
| 21-Nov 12:01 | Missouri | 5-10 | 5-10 | Ice pellets |
| 21-Nov 17:35 | Illinois | 10 | 10 | Ice pellets, Low visibility |
| 21-Nov 22:46 | Illinois | 10 | 10 | Ice pellets, Low visibility, in a line from Toronto to Goderich |
| 22-Nov 00:25 | Ohio | 10 | 10 | Ice pellets, Low visibility, in a line from Toronto to Goderich |
| 22-Nov 05:01 | Ohio | -- | 5-10 | Freezing rain in progress from Cobourg to Kingston |
| 22-Nov 05:40 | Ohio | -- | 5-10 | Ice pellets, freezing rain in progress in Kitchener |
| 22-Nov 07:34 | Pennsylvania | -- | 5-10 | Freezing rain in progress in Kitchener |
| 22-Nov 09:13 | Lake Erie | -- | 2-5 | "The worst is over", snowsqualls from London to Barrie |
| 22-Nov 10:39 | New York | -- | 2-5 | "Ended", snowsqualls from London to Barrie |
| 22-Nov 13:53 | New York | -- | 2-5 | "Ended", lake-effect flurries |
| 22-Nov 16:59 | New York | -- | -- | It's over |
What actually happened:
- Rain turned to ice pellets around 2 AM.
- ½ cm or less of freezing rain fell during the wee hours (note: not predicted until already in progress)
- About 5 cm of snow during wee hours of Wednesday night, approximately 0 on Thursday. Not even enough to cover the grass!
- No snowsqualls or lake-effect flurries. No white-out blizzards.
And the stupidest thing? Starting Wednesday night it was abundantly clear from radar that the storm was passing well to the south of the line from Waterloo—Wellington! Don't these meteorologists actually *look* at their equipment, or are they required by law to recycle successful forecasts of the past?