by Meteorologist Kerry Challoner Anderson The Upper Midwest experienced a Derecho on Monday, August 10, 2020. This is not a common event, so you may not be familiar with a Derecho. In fact, this area of the country only sees, on average, one Derecho event per year. Derechos are defined as a line of fasting…
This is just a quick visual on the just forming small eddy west of the Golden Gate. This eddy will greatly enlarge during the next 12 hours and bring southerly winds to much of the Central California coast. It is all a matter of perspective… All available data still supports this bipartisan forecast. Watch…
Gusts and lulls, up and down, crazy wind. Why are winds sometimes mild and other times wild? There are many complex meteorological causes for the turbulence that causes gusts and lulls, but here we focus on gusts and lulls winds where the causes are very local and easy to visualize. The local cause of gusts…
by Meteorologist, Kerry Challoner Anderson Hurricanes don’t come calling often but when they do Weatherflow wants to gather as much data as possible to aid in the study and mitigation of these storms. With our extensive network of stations, we were able to capture Hurricane Isaias as it rolled up the Eastern Seaboard on August…
by Meteorologist Kerry Anderson The California forecasts this week have been all about the “marine clouds”. Our winds hinge on the depth, breadth, spin, and reach of these clouds. This is not unusual at this time of the year due to the prevailing High-pressure ridges that frequent our area. It is typical to see large…
Way back in June I said in the iwindsurf.com forums: “Hi jgda, …we are in the early phase of a La Nina pattern. This means wider N-S swings in the pattern of upper trough and upper ridges inbound from the Pacific We will probably have more such swings this summer which in theory means more…
surfersteve wrote: “It feels like the corridor (Hatchery/Cheap stretch) has been particularly lumpy this year regarding of water level, flow rate, or wind direction. Curious if others have thoughts on this.” Hi Steve, The short answer is in the image below. Longer answer: Swell size and period and steepness vs. chop is related to: 1….
By WeatherFlow meteorologist Shea Gibson on 7/20/2020 at ~9:00PM ET. 7/20/2020 Monday 8PM Tropics Update: We are starting to climb into the more active portion of the hurricane season and will begin to see more activity in all areas of the Atlantic basin including now the MDR (main development region). Here are the 3 main…
By WeatherFlow meteorologist Shea Gibson 7/19/2020 Well here we are in the middle of July with several areas of the Atlantic basin warming up to optimal sea surface temperatures that support tropical cyclone development. The magic number for tropical cyclone development is not exact, but is generally pinned right around 26°C or 78.8°F or above….
by Mike Godsey, mikeATwindsurf.com ROUGH DRAFT If you are a Pt. Isabel or Sherman Island or sometimes Larkspur regular you are loving all the southerly flow for the unending eddies this summer. And you are probably noticing how the forecasts usually nail the eddy pattern. But if you are a Waddell or 3rd. kiter you…