On this September 12, we had more rain showers in the Gorge, first drops making it past Mosier since June! Most likely we will be bidding farewell to those heat waves of summer, of which we had plenty, injecting triple digit heat and wildfire smoke over the Northwest. The feature we see often mentioned in…
I mentioned in my forecast this morning that the North Pacific High would get a bit more consolidated by this afternoon. However, today is not characterized by a consolidated North Pacific High. This first image, a surface map, shows a non-consolidated North Pacific High pressure over the Eastern Pacific which is the case today. However…
Even when the victor of a battle is preordaine the timing is difficult! There is a reason the forecasts have been wishy-washy about the timing and strength of the upcoming marine surge Saturday or Sunday. We will be in for a wind battle midday Saturday and while the marine surge is the ultimate winner the…
The Isla Vista to Ledbetter to Ventura winds Rough Draft Part One You have probably noticed that it is very hard to forecast the winds in the Isla Vista to Ledbetter to Ventura corridor despite the very strong winds that are very close to this area. This first image shows a common wind pattern. The…
Thunderstorm season in the Northeast US is off to an eye opening start after yesterday’s severe weather outbreak. A strong squall or line of thunderstorms passed through MA down to NJ in the late afternoon and evening bringing damaging winds and localized hail. In the radar image below, note the gust front ahead…
Yesterday’s forecast was a tough one so I made sure to check back this evening to verify. We know we may not always be exactly right and so the process of verifying helps us to learn and improve and also to understand the eccentricities of each model. WeatherFlow has a suite of models to chose…
Early Spring Cold Weather Sea Breezes in the Northeast 4/10/18 …
Take a look a the close-up animation I made of the WRF Southern California Isobars. 1. It appears to be far higher than 3km res. 2. Note the exceptionally tight isobars are all over the mountains at all times of the day. 3. The isobars around mountains do not shift as you would expect from night…
From a scientific perspective the shorter days of fall and the decreasing angle of the sun bring weakening pressure gradients while the North Pacific High moves further from the San Francisco Bay Area coast. This all means weaker winds. This week saw all of that plus an upper ridge of high pressure at ≈ 18,000 ft. moved…