Unanswered Questions

40 questions with no upvoted or accepted answers
3 votes
0 answers
60 views

Hurricane/Cyclone movement direction

I know that, hurricanes/cyclones move from east to west because they are caught up in the trade winds, which blow from east to west near the equator. Once a hurricane/cyclone moves north of about 30 ...
6 votes
0 answers
113 views

What has been going on in the atmosphere over the past couple weeks?

First there was a once-a-century bomb cyclone 2000 miles wide that froze the entire Eastern US. Gigantic US winter storm leaves millions without power and cancels holiday plans Then Europe had a ...
4 votes
0 answers
87 views

Book on atmosphere dynamics

I plan to study a good introductory book on atmospheric dynamics: which one is more recommended? My background is a university degree in physics, but I'm new to meteorology. An Introduction to ...
3 votes
0 answers
38 views

What are (meteorolgical) land depressions?

Reading the Wikipedia page for some North Indian Cyclone Seasons I've come across multiple systems called "land depressions". (written as Land [number]) Example (Land 01 2019): I'm not ...
2 votes
0 answers
29 views

Why do east Pacific cyclones/hurricanes die out?

In the Atlantic basin, tropical cyclones start in the east and move west until they either reach land or move north into cooler waters. Based on this map of historic paths, there is a lot of ...
1 vote
0 answers
20 views

Compute upwind flux for gridded data

I'm trying to compute something called the "Drying Ratio" following: Eidhammer, 2018 The drying ratio is the ratio of the precipitation to the incoming vapor flux. So, $DR = \frac{F_{in} - ...
3 votes
0 answers
45 views

How important is water condensation in maintaining the swirling winds of tornadoes?

If we somehow removed all the water from Earth, it seems that there would no longer be tornado-like 100+ mph winds (or, at least, this would be a much rarer occurrence). Discussing storm creation, ...
1 vote
0 answers
31 views

Is the current tropical depression headed towards Taiwan unusually early for the season? (April 7, 2022 at 4.0N 148.0E)

Taiwan's Central Weather Bureau's Current Western North Pacific Tropical Cyclones page shows a tropical depression with the following information: TROPICAL DEPRESSION TD02 Position 061800Z at 4.0N ...
3 votes
0 answers
19 views

radar data for buoyancy measurements of cyclones

I'm sorry if I'm asking in the wrong forum. I'm a computational scientist and I do not have much physics background. I'm working on constructing machine learning models from data. Currently, I've only ...
3 votes
0 answers
34 views

Why does cloud cover seem to "ride" a wave that propagates westward near the equator in this video?

https://www.youtube.com/watch?v=wVRbeGc_6zM Notice that the cloud cover over Africa and South America is correlated in a way that seems to be highlighting some kind of large-scale easterly wave ...
3 votes
0 answers
150 views

What will happen if the Greek letter names were exhausted for naming tropical storms?

The traditional list of hurricane names for the year goes from A to W, and, in the very rare occurrence that the W storm has formed and there is another tropical storm out there, then the Greek letter ...
4 votes
0 answers
62 views

In the future, is the World Meteorological Organization going to allow Hurricanes Zeta, Eta, and Theta to exist simultaneously?

In the 2005 Atlantic Hurricane Season, we got all the way to Tropical Storm Zeta, which is the current record. This year we may very well surpass that. However, right after Zeta come Eta and then ...
0 votes
0 answers
40 views

Tropical cyclones in North Indian Ocean in winter

The North Indian Ocean basin which consists of Bay of Bengal and Arabian Sea witnesses mainly two tropical cyclone seasons: pre-monsoon and post-monsoon. My question is that what is it that causes the ...
7 votes
0 answers
256 views

Why is wind shear consistently high in the South Atlantic?

我读过,也许最大的原因,tropical cyclones are so rare in the South Atlantic is due to chronically-high vertical wind shear which inhibits their structural development. But ...
3 votes
0 answers
41 views

Why isn't Dorian raining on the southeast side?

Dorian is currently passing over the Carolinas but its eye is only brushing the shore. However there's a side of Dorian that isn't raining: Is this unique to Dorian?

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