Unanswered Questions

168 questions with no upvoted or accepted answers
3 votes
0 answers
47 views

What are the coldest and hottest ever recorded temperatures at the stratopause?

The stratopause is separating the stratosphere from the mesosphere around 47-53 km (29-33 mi) altitude. Standard atmosphere models give its temperature as minus 2.5°C, but how strong are its ...
3 votes
0 answers
44 views

Does high atmospheric pressure in the atmosphere push warm air down?

The BBC ran an article Extreme weather: What is it and how is it connected to climate change that contained this graphic: Is this accurate? Does high pressure in the atmosphere push warm air down, ...
3 votes
0 answers
113 views

Best method for weather station data interpolation with external parameters

I'm part of an organization maintaning a large network of weather stations (~3000 stations) over a European country. Besides storing data measured from the stations into a database, we also produce ...
3 votes
0 answers
56 views

Visible satellite imagery, atmospheric anomaly (descending air) in cumulus fields?

When looking at GOES satellite imagery, in the visible channels. I have noticed these "lines" if you will, usually forms in Cumulus fields. I understand the process of the 'Mackerel sky' (...
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
52 views

How does the lack of data about the Mesosphere affect our predictive knowledge of the atmosphere?

Out of all the layers of the Earth's atmosphere the Mesosphere is the hardest to collect data and experiment on, due to it's density being too much for satellites and too little for aircraft or ...
3 votes
0 answers
49 views

What is the atmospheric percentage of oxygen produced by trees and phytoplankton every year?

I know that every year carbon sinks remove ~20Gt of CO2 (about half of our emissions), and release a comparable amount of O2 , But I want to know how much O2 the carbon sinks produce annually ...
3 votes
0 answers
210 views

How to calculate mean annual maximum temperatures from monthly temperature values?

Apologies, this is a simple question. But I just want to make sure I am calculating the mean, annual maximum temperatures correctly. I have monthly temperature data from 1980 - 2019. In order to get ...
3 votes
0 answers
54 views

What makes Eastern Boundary Currents cold?

As far as I am aware, there are two separate processes that cause Eastern Boundary Currents (EBCs) to have cold Sea Surface Temperatures (SSTs). One is offshore Ekman transport, which leads to coastal ...
3 votes
0 answers
65 views

Equilibrium condition for Kelvin's Vapor Pressure-curvature equation

This is regarding the Correction due to 'Curvature of the drop' made by Lord Kelvin to the Clausius-Clapeyron Equation. So, the idea is that, during large scale nucleation of water vapour into cloud ...
3 votes
0 answers
37 views

What if Pinatubo's eruption in 1991 had been followed by a La Niña rather than an El Niño?

If there had been a La Niña rather than an El Niño in 1991-92, would the sulfur aerosol veil caused by the release of 17-20 megatons of sulfur dioxide during the Pinatubo eruption of June 1991 have ...
3 votes
0 answers
63 views

Looking for the climate classification for a particular climate

I'm looking for the climate classification among the many different climate classification systems covering my absolute favorite form of climate. If a classification for this doesn't exist, and you ...
3 votes
0 answers
27 views

Is there a site where I could get a high resolution global annual temperature map?

我在探索不同的地方农村and would like to compare their different annual temperatures. The options that I've seen are either too coarse (NASA, NOAA, arcgis (free online ...
3 votes
0 answers
68 views

Why are isotherms skewed to 45 degrees in the tephigram?

I have studied about tephigrams. In all the books, it has written that isotherms and dry adiabats are skewed to certain degrees. But practically I could not connect it. How is it possible that ...
3 votes
0 answers
134 views

How does extra carbon dioxide in the atmosphere contribute to radiative forcing?

The CO2 absorption spectrum taken at 200 mmHg partial pressure, beam path length = 10 cm, resolution = 4 cm^-1 shows that light can only travel a couple hundred meters before being completely absorbed ...

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