Archive for October, 2018
A broad circulation of disorganized thunderstorms is affecting much of Central America from Pacific to Atlantic. This is known as a ‘Central American Gyre’ which has been known to spawn tropical cyclones as well as flash flooding and landslides. Note the low is centred over the SW Caribbean Sea but the envelop of moisture covers […]
As we continue to see the ups and downs of the current pattern, our attention is turning to Hurricane Leslie and the complexities which surround her influence on the UK and the wider West of Europe next week. A lot can change and we know the models don’t handle tropical interaction well but there are […]
Following an unusually cold and snowy September, that trend continued and matured into October. The 13 inches of snow which fell on Calgary was not only the city’s biggest October 1-day snowfall but was in fact the 7th snowiest of all-time. Out of the city’s biggest snow days, this event was by far the earliest […]
Dr. Jeff Masters · October 2, 2018, 11:05 AM EDT In a rare display of atmospheric violence, two Category 5 storms simultaneously churned across the Pacific Ocean on Tuesday morning. At 8 pm EDT Monday evening, the Central Pacific Hurricane Center elevated Hurricane Walaka a Category 5 storm with 160 mph winds, and just three […]
It shall be an interesting opening 10 days to October across NA thanks to a strong positive extending from the Gulf of Alaska into the Arctic with downstream trough driving early season arctic air into the US Rockies and Plains while ridging pumps late season heat and humidity into the East. This atmospheric battle will […]
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