Questions tagged [weather]

For questions related to the climate, temperature and precipitation that a world might experience. Compare [climate] and [seasons].

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3
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1answer
132 views

climate and behaviour of a gaseous ocean

Following up on my last question about the ecology of my skyworld here, I decided to go more in-depth and fundamental. This is going to mostly be about the behavior of the ocean and changes to the ...
0
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1answer
116 views

Consequences of dark planetary rings?

I am aware of the possible consequences having a planetary ring may cause on a planet, but since I want my nights to be dark and not giant-reflective-curve-in-the-sky bright I've decided to make the ...
-1
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1answer
97 views

In an atmosphere of approximately 15 bars, can you get evaporation identical to Earths at sea level with temperatures below 35 degrees Celsius?

I have a super-earth world. The surface of the world is shallower due to extra gravity, so shorter mountain ranges and less ocean depths. The world orbits a binary star system at a distance of the ...
4
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1answer
285 views

Oceanic logic for wind currents

My world has multiple layers of floating islands, which by itself causes a lot of climatic-involved problems for me to sort out. That being said I stomped into a very simple yet important factor to ...
6
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4answers
401 views

Would a denser atmosphere hold in more moisture even if the temperature was exactly that of Earth's surface temperature? (Atmospheric Density)

(My world's details) I have a super-earth world. The surface of the world is shallower due to extra gravity, so shorter mountain ranges and fewer ocean depths. The world orbits a binary star system at ...
1
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3answers
128 views

Weather among the average tropical coastal regions? (I can't be more specific than this since i lack a map, I apologize) [closed]

I have a super-earth world. The surface of the world is shallower due to extra gravity, so shorter mountain ranges and less ocean depths. The world orbits a binary star system at a distance of the ...
12
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6answers
4k views

What manner of weapons and armor would be suitable for freezing conditions in the middle ages?

In this story I'm giving a go at, humanity as a whole have been under siege from creatures that can be best described as humanoid demons. Things haven't been going well for the human race, as the ...
1
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2answers
179 views

What might be a plausible explanation for the drastic lowering of global temperatures?

Question: What circumstances (theoretical or based on actual past events) could lower the global temperature on Earth or an Earth-like planet to an average of 30℉–40℉ (-1℃–4℃)? ...
12
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1answer
499 views

How to make it rain men properly?

In a certain world there is a ruler who runs a very powerful country with an iron fist. A faction of oppositionists has been giving her lip and has made some mean comments implying she brings the ...
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2answers
117 views

Is it possible to create an eternal ring of storm encircling a large portion of the earth?

I'm trying to investigate the theory behind this phenomena. I have found answers to creating eternal storms but nothing specific to my world building. I'm looking at a future earth where any known ...
9
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3answers
176 views

Can a planet of heavy and regular rains or monsoons have little to no surface water?

There is a background planet in this story that is important due to character back story however we never visit it in this book. It is describe as a mostly jungle planet, with regular heavy rains or ...
10
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1answer
237 views

Ensuring Hadley Cells and Climate models on planet size

Having looked for a few days I am pretty sure I do not have an answer on this question: My intended planet will have the same density but double the mass of earth. I know this will increase the ...
1
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1answer
136 views

What would the effects of zones of differing gravity be on a large volume of open atmosphere

My question has to do with living inside a spaceship, which is mostly made up of a force field containing a breathable, earthlike atmosphere. There is a constant outward pull of something like 0.3 ...
21
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7answers
3k views

How do I maximize a planet's wave height (on average)?

Premise I am in the formation phase of a fictional world. I would like one of its notable characteristics to be extremely large waves. On Earth, most of our large waves are triggered by earthquakes, ...
7
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2answers
163 views

A snow sea: How to make water snow light/smooth enough to obtain fluid properties under 1 gravity

A roughly earth-size planet orbits a cool G-class star, but barely within its circumstellar habitable zone ("Goldilocks zone") allowing liquid water. It has a shallow inclination and and lackluster ...
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0answers
236 views

What are the biggest problems with the winds/currents/biomes in my world? [closed]

Here's my map: Red and blue arrows are major ocean currents, red representing warm ones and blue cool ones. Black arrows are prevailing winds. Hopefully everything else is self-explanatory! My planet ...
1
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1answer
68 views

Changing Earth? [closed]

How would energy transfer, weather and climate be different if Earth had a different axial tilt? Different diameter? Different period of rotation? Different period of revolution? Would anything change?...
10
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3answers
547 views

Determining climate and biomes in a non-planetary setting

I'm currently playing with a geographical setting that's flat rather than round and thus doesn't follow a lot of the same rules as one modeled as a planet. I've found resources concerning climate in ...
6
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1answer
232 views

Aircraft that can endure high winds and storms

I'm building a world where all continents are Islands. Since I was interested in giving a little bit of science backup on this particular thing, I decided that the weather was mostly windy and ...
5
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4answers
249 views

What happens to plants when the temperature increases a lot in a couple of years?

Consider an area of a fantasy world which experiences the following changes: Amount on rainfall, and thunderstorms, increases dramatically. Average temperature increases by 10-20 degrees Celsius over ...
7
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2answers
662 views

The World's a Jungle Again. Would Doldrums Blow the Global Air?

From 56 to 34 million years ago, Earth was so warm that we have found evidence of jungle plants inside the Arctic Circle. Nowadays, jungles are confined in or near the equator, and those latitudes ...
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2answers
156 views

Is it possible for the Earth to enter a period of naturally-occuring perpetual winter and still sustain human life? [closed]

It's circa 1950, world war three is imminent. Suddenly, the world becomes coated in snow. Temperatures plummet, resulting in a winter with no foreseeable end. Could humans survive, if so, for how ...
7
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3answers
756 views

Effects of gravity upon weather?

So there are loads of things that are taken into account with weather from geology to water currents to axial tilt etc. But i am wondering what the effects would be on weather on planets with varying ...
0
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1answer
135 views

What would the effects on Earth be if the Moon rotated around Earth at the same speed as Earth's rotation? [duplicate]

In this story I'm working on, a tower on Earth is projecting a field to the Moon that keeps it locked in place directly above where the tower is. To onlookers on Earth, the Moon seems stationary to ...
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2answers
91 views

How high in altitude could a fog reasonably exist?

Background: I am designing an RPG world where the main characteristic is that a large fog has covered the entire fantasy planet. At the time the fog was released it was a mutating killer fog that ...
6
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3answers
254 views

Environmental/meteorological effects of a superstructure

If there was a supermassive structure built on earth (30km tall, 10km wide/deep tower with slightly slanted faces), what sort of effects would this cause on the surrounding areas? Specifically, what ...
7
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3answers
460 views

How long would an abandoned surface colony on Mars physically last?

Humans with a level of technology roughly equal to the present day, not more than a decade or two more advanced (e.g. they might have slightly more efficient rockets, or a more miniaturized comm ...
6
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3answers
186 views

Sea of Fire in Polar Regions

Would it be possible to have a cold and remote polar region if the oceans are made of fire? By that, I mean that in the place of water, there exists lava.
5
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3answers
435 views

How would my continent be possible? [closed]

I have a continent with a fairly unusual extreme weather pattern, and I'm trying to think how it can fit into a relatively earth-like world. The World Temperate forests cover much of the Alben ...
11
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5answers
432 views

Would Floating Islands Dampen Waves on a Water World?

This is a water world with depths ranging from 2-3 kilometers deep up to vast shallows of only a few meters deep usually around volcanic islands, where there are coral islands not bigger than Hawaii's ...
1
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1answer
139 views

Given atmospheric composition, density and scale height, planetary radius, and escape velocity, what is the lapse rate?

My planet Mass = 0.602 MEarth Radius = 0.870 REarth Density = 5.04 g/cm3 vesc = 9.3 km/s Temperature = 272 K My atmosphere 74.84% N2 22.04% O2 1.38% CH4 1.25% Ar 0.27% H2O 0.11% CO2 ...
2
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0answers
81 views

How do I find my troposphere boundary? How will this affect my weather patterns? [closed]

My world has a radius of .87 REarth, an average temperature of 278 K, and an escape velocity of 9.3 km/s. My atmosphere is 1.81 atm at sea level and has a 14052 m scale height. Is this enough to ...
2
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4answers
369 views

What would be needed for the entire planet to have a polar climate?

I have wanted to write a story before about people on an arctic planet and other animals, particularly reptiles metamorphosing into polar bear people who hibernate through the winter. But is it ...
6
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5answers
671 views

How would the landscape appear under the influence of extreme windstorms?

I'm building a world with almost weekly extreme windstorms, driving the residents to either live underground or in the 'wind shadow' of sealed-off valleys. To sum up the windstorms' power, "You know ...
1
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2answers
149 views

What atmospheric composition do I need to sustain Earth-like temperatures at my planet's orbital distance; how close should my asteroid belt be?

I need to heat my planet and I've decided that the two most plausible and controllable ways to do so are by increasing the amount of bombardment by meteoroids from a nearby asteroid belt, and by ...
5
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2answers
265 views

Is a snowball planet a necessary step in the evolution of a life-sustaining ocean planet?

Still working on that world with with a 93% ocean covering. My star Xat is 1.71 LSol, and my planet Jasmi orbits at 2.14 AU. I've been warned that the resulting apparent brightness of about 37% Sol ...
4
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5answers
338 views

Swimming in the rain?

This question is inspired by salmon swimming up waterfalls. I am aware that it is an entirely different thing, but I felt that it was worth mentioning in understanding the question. “What would need ...
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2answers
181 views

Winds on a tidally locked moon of a gas giant

My idea has been a colonized planet or moon with incredibly strong winds so that life is only possible in deep valleys protected from the wind. I recognize that wind is primarily driven by ...
9
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3answers
194 views

How would you make a planet have more lightning storms

If I were to have a generally earth like world, with water and land masses very similar, what could you add to make storms happen more often, and more specifically, lighting storms. I know lightning ...
24
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7answers
5k views

What would make a place always misty?

What would cause a place to be always misty? It is in a Fantasy setting, but I am looking for a feasible explanation.
7
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1answer
266 views

Climate of an underground world

I am creating a board game that requires an underground cavern world, with huge pipes that pump air for the civilization living there. The underground region is at about 35-40 degrees north latitude. ...
6
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5answers
3k views

How long could someone survive in “Sky cell” like prison?

In the fiction, A Song of Ice and Fire/Game of Thrones, one high castle in the mountains, the Eyrie, has so-called sky cells. Those cells are left open to the cold sky. The Eyrie is 600 foot/180 ...
31
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6answers
9k views

If rain magically started falling over the Sahara, what would happen?

You may assume the rainfall will match that of a Tropical Rainforest at their wettest (304 in. annually). How would this change the landscape over time? (0-100 years)
5
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2answers
165 views

How would weather change if the distribution of land were very uneven?

I have a map for my new word but I am not sure how the climate and weather would realistically work on this map. Axis tilt and position to Sun is the same as Earth, with two moons.
23
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8answers
3k views

Creating a dark world - How can I not completely handwave the dark cloudy atmosphere

Primary question What is going on with the atmosphere that the world is so gloomy and dark? Information I have had a low-magic fantasy world I have been wanting to solidify for a while now but ...
5
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1answer
93 views

What effect would a heat absorbing place have on climate?

So basically one feature of my world is that there are sleeping giants (ice and fire being the important ones here) and I want them to affect the climate around them, making places hotter or colder. ...
19
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3answers
1k views

Can I huff and puff and blow a pyramid down?

I am the most powerful weather wizard in the world. I can create any sort of wind based phenomenon with a snap of my fingers. I can whip up a tornado in less than a minute, and get a Category 5 ...
9
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10answers
451 views

What kind of planetary conditions would prevent or severely limit air travel?

So I have a planet that is slightly larger than Earth, orbits an orange star slightly closer than earth orbits the sun, has extreme weather patterns and volatile tectonics. It has bad storms, ...
3
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2answers
219 views

How to make glowing rain/mist?

So I've been playing Xenoblade Chronicles 2 and one of the effects that is used through the game (and the series really) is that ether (the game's version of mana) can often be seen floating in the ...
6
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1answer
206 views

Weather Effects in CO2 + Methane Atmosphere Planet?

I'm currently in the midst of a trilogy of novels. The planet is a swamp world with $.87$ g's of gravity, no axial tilt, $15.12$ psi atmospheric pressure, and whose mass is $.92$ of Earth. ...