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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2
votes
2answers
99 views

Would this setup of a terraformed moon hold up?

[Edits added in italic] BACKGROUND A few thousand years from now the moon has become one of many habitable places in the solar system. Economy, constant growing knowledge and human will made drastic ...
3
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2answers
162 views

What would the temperatures on a terraformed moon be like?

In the far future the moon is terraformed and maintains earth-like conditions for people to walk around freely. Gravity is a 6th of earth's. We assume the atmosphere is "well-functioning for human ...
2
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3answers
244 views

The Earth-like world's been shrouded by darkness. For how long would the civilization be able survive?

In this setting, the Continent has been hit by several catastrophes, caused by the inner workings of planet's tectonics, and the eruption of a volcano far on the other side of the world. Gravest of ...
6
votes
2answers
133 views

A semi perpetual gloomy climate is possible?

I'd like to know if a climate with snowy and gloomy winters and rainy and cloudy summers is possible. Because the climate of Russia in summer is sunny enough and the Icelandic ones isn't so snowy. So ...
11
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5answers
1k views

What would be the seasonal impact on the indoor climate of a giant dome habitation? [closed]

I am writing about a city inside a dome which protects it from an inhospitable environment. I would like the dome to have it's own self-regulating ecosystem, at least enough to provide rainfall ...
3
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3answers
123 views

What would the weather be like after the world is shaded by an immense object?

I have a situation in my imaginary setting, and I am specifically interested in how this situation would affect the weather. The situation is as follows: Positioned above a large landmass of my ...
-1
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3answers
168 views

How would the weather act if you blocked sunlight?

Consider a large flat disc, at least two thousand miles in diameter. It is thin and has comparatively little weight or mass, but it is also opaque and does not let any light through. This flat disc ...
30
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10answers
8k views

How can glass marbles naturally occur in a desert?

I had a dream that on my alien planet, there was a large desert that had naturally occurring glass marbles in the sand. My dream logic was that the sand was melted into glass and natural weathering ...
9
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4answers
2k views

World of (nearly) identical snowflakes

In a lab at Caltech Ken Libbrecht has been simulating snowflake formation and under absurdly exact laboratory conditions, they have been able to create almost identical snowflakes. Clearly, in the ...
25
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9answers
5k views

Keeping an “hot eyeball planet” wet

Consider such a tidally locked planet: Many issues with tidally locked worlds have been discussed, but I'm not clear on how the water cycle for an otherwise Earth-like tidally locked world, would be ...
2
votes
1answer
106 views

What's the climate consequences of a planet with these characteristics?

I'm designing a new planet, but I'm having some troubles figuring out the climate. The planet's rotation axis is at a 45° angle relative to its orbital plane, and each rotation takes 24h. The planet'...
6
votes
1answer
135 views

What set of circumstances are most likely to lead to a planet with a climate resembling the Great Plains?

Part of my story will be set on a planet where a culture similar to that of the Old West has arisen - cowboys, frontier towns, homesteaders, etc. In order to make this development more plausible, I ...
6
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1answer
172 views

Is it possible to have a planet with earth-like mass but double the atmospheric pressure?

I'm no scientist and my poor brain box is on its last legs; I was wondering if any of you smart beans out there would be able to help me figure this out? Here are the specs of my system; Kereiol is a ...
12
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2answers
275 views

Thunderstorms, 24/7

There are a number of places in which cumulonimbus clouds - and therefore, thunderstorms - are likely to form, such as: Cold fronts, where masses of cold air move into hot, moist air masses Around ...
4
votes
1answer
112 views

Cold Weather Patterns

I’m working on a world with a mild but near constant winter. This weather pattern moves down the latitude and causes deep snows and some ice at worst in the mountains to heavy monsoons in tropic ...
5
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2answers
94 views

How would a supernaturally heated caldera bay affect the local climate?

A supernatural geological event occurred and created a huge caldera-like formation on the coast of a region similar to Scotland. Over time the caldera filled with water and became a bay surrounded by ...
4
votes
3answers
269 views

Planet with Gridlike Seas

An Earth analog had been modified by an advanced species to have saltwater seas in an interconnected grid across the planet's surface. The planet has no true oceans and only the large grid network of ...
6
votes
3answers
372 views

Are there semi plausible scenarios where Nuclear Winter could last a thousand years or trigger an ice age?

Trying to develop a fictional scenario with a 'believable' theory as to how a Nuclear War and resulting Nuclear Winter could turn into a millennial scale ice age. By 'believable', I mean that it ...
9
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4answers
418 views

Vertical cyclones in a rotating space habitat

A common, matter-efficient, science-fiction habitat is a hollow cylinder or ring in space that is spun to simulate the pull of gravity on its interior surface. While for most purposes this artificial ...
32
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4answers
5k views

Is it possible for people to live in the eye of a permanent hypercane?

Wikipedia lists a potential for a hypercane which can have an eye of up to 190 miles in diameter https://en.wikipedia.org/wiki/Hypercane Say there's an earthlike planet that for whatever reason has a ...
17
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9answers
5k views

What would a Dragon have to exhale to cause rain?

In a fantasy world I've been working on Dragons are venerated by many for their ability to seemingly summon rain where ever they roam. It's common for the peasantry of the south to leave offerings of ...
6
votes
1answer
150 views

Effect of slow rotation on winds

Given a rotation rate comparable to Venus & axial tilt like Uranus (about 90deg), what should I expect for atmospheric winds? I anticipate a stratospheric wind only, dropping to the surface at or ...
4
votes
2answers
204 views

Snow on a low-gravity, high-pressure world

Disclaimer: I am not a meteorologist. Snow forms when supercooled water droplets nucleate onto particles in the atmosphere. After forming, they grow further by both tumbling around within the cloud ...
-1
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2answers
55 views

Focusing solar irradiation to create equatorial conditions at the poles [closed]

As I understand it, the majority of thermal energy on Earth comes as a by-product of absorbing radiant solar energy. Since the equator gets hit by rays which are almost perpendicular to the surface of ...
9
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8answers
1k views

Desert poles but arctic equators; trying to find out if specific way is possible

I'm trying to create a planet with a hot desert north and south pole but a cold equator. Is this possible? and if so how? And if it's heavily related to space how would night and day work on this ...
3
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2answers
101 views

What would the climate/environments be like on a planet covered in small crater lakes and seas? [closed]

Imagine an Earth-like planet with no major oceans, all the water has collected into circular craters from impacts that are no longer occurring. Let's say the planet is covered evenly with 50% water ...
18
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2answers
627 views

Climate or weather simulation - free tools

Are there any free living or discontinued tools that can simulate climate or weather? BYOE and Monash are only online web climate simulation tools. Some tools I tried: ClimaSim is only free climate ...
10
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3answers
470 views

What adaptations would allow standard fantasy dwarves to survive in the desert?

Recently I was talking with a friend of mine on fantasy stuffens. I brought up that its interesting that dwarves are rarely in the desert and he immediately listed reasons why the dwarf build is bad ...
6
votes
1answer
1k views

Can rocky hills similar to the Scottish highlands be located next to a bog?

I've written about these rocky hills with short grass, gravel, shrubs, and big boulders. At the bottom of one of the hills is a big bog. Basically I've designed some buildings to be sticking out of ...
4
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2answers
272 views

How to explain day is 10 times as bright but no warmer?

Set at the present day Earth, the daylight on average is ten times as bright as today, approximately 111,000 lux at noon for example and subject to geographic and the air quality etc. I am looking for ...
20
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2answers
4k views

A hang glider, sudden unexpected lift to 25,000 feet altitude, what could do this?

This is the third in a series of 5 (at this point) questions. It's not relevant to this question, but for anyone who's curious this was the first, this the second. Conditions for this question are: ...
2
votes
1answer
159 views

Meterology of double planets sharing an atmosphere

If two planets were tidally locked and shared an atmosphere, as described in this question, what would the weather patterns of the planets be like? What weather patterns would form, and could these ...
6
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4answers
338 views

Would storms on an ocean world harm the marine life?

On a habitable world completely covered in water, with no land above sea-level, there would presumably be storms of biblical proportions. Suppose this world has oceans so deep that the deeper layers ...
4
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2answers
114 views

How does steppenwolf planet generates typhoon?

In a distant future, a spaceship was investigating a gravitational anomaly somewhere within a chartered sector in the Andromeda galaxy. A disaster strikes and the spaceship was found marooned on a ...
2
votes
1answer
105 views

Climate and weather without obliquity and eccentricity?

Obliquity is the most important factor of seasons. Without axial tilt, eccentricity causes small temperature variations. What would climate and weather on Earth look like, if Earth doesn't have any ...
6
votes
4answers
222 views

How could it rain oil?

It’s 2019 in an alternate steampunk/dieselpunk universe. Population growth, dwindling resources, and the evil overlords have everyone cramped into big cities, toiling away in the hope of something ...
3
votes
1answer
114 views

Weather and climate during the next Ice Age

I have a short story series, it is set thousands of years in the future during the next ice age. Humanity and their governments reside along the equator and in parts of the Southern Hemisphere. ...
9
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1answer
159 views

Determining Planet rotation period that would allow for global Wind Cell

I'm trying to figure out how quickly a planet could rotate while also having a single air flow cell, such as Hadley cells, that would circle from hot pole to cold pole, etc. as in the case of Tidally ...
-1
votes
1answer
106 views

Forming a permanent ice cap by continuous hail precipitation

Permanent ice caps are formed when the rate at which water falling under the form of snow is higher than the rate at which the water is removed from a certain region either by evaporation or outflow, ...
6
votes
1answer
177 views

Ocean currents on a world with 1 continent and many archipelagos

I am building a world that has a single giant continent and nine island chains around the equator. I watched Artifexian's video on ocean currents and made a basic map, but it has no information ...
1
vote
1answer
39 views

Could controlling the oceans result in a wide-spread freeze?

My idea is a device that gives its user great power over the ocean, its currents, and presumably temperatures. Could this be used to dramatically (and in relatively short time) effect the climate of a ...
3
votes
1answer
76 views

Weather patterns in an ice age

Specifically, I'm referring to an ice age that covers most of the Northern and parts of the Southern Hemisphere. Long after it began, how would weather in regions along the Equator and Southern ...
8
votes
6answers
3k views

How to limit sight distance to 1 km

My country is on the coast and spans deep into the continent. The technology level is before the invention of explosives. 10 years ago with naked eyes, anyone could see further than 10 kilometers away ...
-1
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1answer
118 views

What would climate be like on a tidally locked planet? [duplicate]

How would climate behave on a tidally locked planet? Would there be zones like the ones on earth or not?
5
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3answers
207 views

Reality check; minimal axial tilt = minimal seasons/mild weather right?

TLDR; what would weather be like with minimal axial tilt? Included is a picture of my climate map and several perspectives of a paper model I made of the planet. The ocean covers over half the planet,...
3
votes
1answer
226 views

Carrington Event Shield

If a nascent colony world can be wiped out by a geomagnetic storm on a scale similar to the Carrington Event, what could the colonists build either in space or on planet to protect their electronics ...
6
votes
3answers
216 views

How would a world evolve with regular blizzards? [closed]

Imagine there are severe magical blizzards coming from the south pole at regular intervals. Since they're magical, let's assume they can cross the equator and don't lose strength over time. They are ...
0
votes
1answer
92 views

Could a synchronously-rotating planet in the goldilocks zone exist? [duplicate]

An earth like planet in terms of lots of water and an atmosphere. The liquid water on the sunny side would evaporate due to the extreme heat and the snow and ice on the dark side would never melt due ...
5
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4answers
229 views

How can Mars have life but still be “The Red Planet”

Building on this question "Discovery of life on Mars" Mars is habitable (40% the mass of Earth, 6.06 m/s² gravity, escape velocity of 7.88 km/s, a satellite big enough to stabilize its axis and has ...
2
votes
1answer
87 views

How might clouds be produced in a large underground fantasy realm?

I'm attempting to give my fantasy world weather/clouds, (some might be light-producing to add to other light sources, so if there's a scientific way to do that, please give it to me). There are ...