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Questions tagged [weather]

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

2
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2answers
114 views

What would happen to the Earth if it were suddenly transported to a completely empty void? [duplicate]

The entire planet Earth is suddenly teleported (never mind how for now) to a completely empty space. No sun, no moon, no stars or other planets. There's absolutely nothing out there and it appears ...
7
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1answer
77 views

How to create an artificial hurricane?

Imagine a civilization capable of interstellar travel and building Dyson structures, so technological advancement and energy acquisition are not a concern. They found a planet that is very Earth like....
29
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7answers
4k views

How can I make raindrops bigger?

I've got an intelligent humanoid species living on a planet very similar to Earth's. However, on this planet, rainstorms are more frequent and slightly... different. Each raindrop is at least an inch ...
24
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13answers
6k views

How can a planet have a deadly eclipse-like “spotlight”?

A solar eclipse occurs when the moon passes between the Earth and the sun. The result is a giant shadow that sweeps across the Earth's surface. This world has the opposite phenomenon. Instead of a ...
1
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3answers
228 views

What would an earth-sized world be like if shaped like Ultima Thule?

Recently, pictures taken by the New Horizons space probe were released depicting the unusually-shaped object Ultima Thule. Now, suppose there was an world the size of the Earth, but in the shape of ...
3
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1answer
94 views

How would a 384 hour day/night cycle on a desert planet affect the weather?

The planet has a slow rotation around its axis, taking 384 hours for a full day and night cycle at the equator. There is one large continent which takes up around one third of the planets surface. The ...
7
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2answers
121 views

Abnormal Freezing Weather

I have an Earth-like planet that has no frozen poles. It is very similar to a Cretaceous Earth. Is there any sort of odd, yet reoccurring weather event, that could cause freezing air from the upper ...
22
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6answers
2k views

Scientific explanation for a exceptionally bright night sky

On an alternative Earth live the people of Tcelonia. One of their founding myths goes that, in the dawn of times, when they were under the menace of being attacked by an enemy population, for an ...
10
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8answers
3k views

So much smoke that the suns rays never get through?

In my book I have a city which is constantly dark. The sun doesn't reach it. This is because it's a city of waste, so all the waste gets thrown into this city and lit on fire every single day, which ...
5
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2answers
94 views

Naturally maintaining an atmosphere being stripped by a brown dwarf‘s magnetosphere

In this scenario we have a brown dwarf with a powerful magnetic dynamo from metallic hydrogen. The magnetic field is modeled after Jupiter’s but just three orders of magnitude more powerful. ...
38
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7answers
6k views

What would be the necessary conditions to rain bubbles?

What would be necessary in order for bubbles to rain down from the sky, whether they are actually soap or something else? Would it even be possible? Aside from a bunch of little kids (which would be ...
3
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5answers
231 views

Scientific way for rain and pebbles to slowly fall “upwards”?

I'm looking for a scientific explanation as to why smaller pebbles and rain would slowly fall upwards without the planet itself orbiting far too close to fry every living thing on the surface. A way ...
11
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2answers
302 views

Weather in a 5 mile deep crater

I’ve done a fair bit of research to come up with this scenario. I hope it’s not “too broad” to ask for a reality check. Have I overlooked anything? Does it all sound plausible? My world takes place ...
3
votes
3answers
189 views

How big of a fire do I need to create a hurricane?

So I know that Fire Tornadoes are a thing, however would you be able to create a hurricane using the firebending powers from the TV series Avatar the Last Airbender? For those of you who are ...
2
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2answers
177 views

At what altitudes would clouds form to produce rain on this world and with what general severity?

Planetary surface: | 71% Ocean (H2O) | 29% Land | Atmospheric composition: | 2% Trace gases | 58% Nitrogen | 26% Oxygen | 11% Argon | 3% Carbon dioxide | Average surface temperature: 36 ...
7
votes
6answers
701 views

A world without mountains

I'm relatively new to all this. I'm thinking of studying a little Earth sciences in the hope that it tells me but, up front, I want to know if I'm completely off. I want to know if a world with no ...
3
votes
3answers
188 views

Could a comet cool down global tempatures? [duplicate]

In warlords I wanted Terrans to have a fad of big (synthetic) fur jackets, but I didn't want too have everyone running around in winter clothing for no good reason so the solution my mind instantly ...
15
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6answers
3k views

Could there be strong weather on large space stations?

I'm not talking about the ISS. I'm talking about larger stations such as Bernal Spheres, O'Neil Cylinders, Stanford Tori, good old-fashioned hollowed-out asteroids, and so on. We have a sci-fi game ...
5
votes
2answers
155 views

Would the melting of ice islands affect the weather across the seas?

I've studied a little about glacial melting and temperature changes in sea currents and worldwide. I couldn't find any definitive answer and since I'm no expert on this matter I'm a bit confused. The ...
5
votes
3answers
220 views

Sea pumps to create rain using windmills to control weather?

I'd love some science advice and facts for this question: If they use wind power to bring up water from the ocean in the day time and spray it on prevailing winds going into land (i.e. 10-15 km from ...
8
votes
4answers
228 views

How would a world power create an artificial winter?

With the setting and criteria provided below, how would a country make an artificial winter that targets the North American Continent? Setting: The story that will use this artificial winter is set ...
-1
votes
1answer
55 views

Would an Earth-like planet have similar weather phenomena as Earth

I'm designing an alien planet which is roughly similar to earth (continents, oceans, breathable atmosphere, plant and animal life on it), but i was wondering: Could a planet that is very similar to ...
1
vote
1answer
80 views

weather after the earth gets flooded

tl;dr : the earth has been gradually flooded, over the course of a few hundred years. Also, there are now large lumps or ice raining out of the sky (not very often), causing massive tsunamis. I have ...
7
votes
1answer
130 views

What kind of permits do I need to control the weather?

My weather control machine works! I dragged it out to international waters on a barge and was able to seed a moderately sized rain storm.* I'd like to start using my device in the United States for ...
9
votes
1answer
292 views

How, and for how long, could a permanent storm be maintained on Earth by a stationary mega-structure?

Suppose you had a tower-like mega-structure, rooted all the way into near-infinite geo-thermal energy of the Earth's crust, connected to the ocean such that water is not a limiting factor to the super-...
4
votes
2answers
239 views

How to generate powerful cyclonic storms in an ocean basin

I have a region on a planet with identical parameters to Earth but different landmasses that is rather similar to the southern ocean on Earth. There is a single piece of land around the size of the ...
9
votes
1answer
110 views

Monster hurricanes to scrub islands clean

We have an Earth-like planet except the tropics around the entire planet are covered with small island chains and archipelagos. No landmasses larger than Cuba appear between 35$^\circ$ N and 35$^\circ$...
1
vote
1answer
98 views

How can I ride a balloon in a hurricane? [closed]

Like the famous Annie Edson Taylor who went off Niagara Falls in a barrel. I would like to be the first to ride out in a hurricane at least from the inside out in the air in an unpowered craft. Could ...
-1
votes
2answers
108 views

Earth-like planet which is smaller but has the same gravity

If there were a planet similar to earth where the lines of latitude and longitude were half as far apart (about 35 miles instead of about 70), but the planet's density were increased to compensate for ...
12
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6answers
560 views

How can a remote planet with little to no sunlight have high wind speeds?

I saw this question here: Can I have wind turbines on my base? and someone else asked about how the planet can have 60-100mph winds without very much sunlight to cause the energy differential, to ...
2
votes
2answers
120 views

What kind of climate would a planet with a 49-day orbit have?

I'm using Kapteyn-b for a story, which orbits its red dwarf star every 49 days. It's almost 5 times larger than Earth, though I've made a couple changes to the observed data to make it more plausible. ...
6
votes
1answer
208 views

What was the weather like in the Eocene?

I was reading this question earlier today. It asks about the characteristics of global winds in a modern-day earth with Eocene-like temperatures. I'm here to ask about other kinds of weather in the ...
3
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2answers
58 views

Can tablelands produce a rain shadow like mountains do?

In my world I have a region of desert, bordered on the east by the steep cliffs of a tableland or plateau. The plateau slopes gradually down to the east coast of the continent, a distance comparable ...
4
votes
1answer
115 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
votes
1answer
99 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
votes
1answer
83 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
votes
1answer
110 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 ...
5
votes
4answers
332 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
vote
3answers
99 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 ...
10
votes
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
vote
2answers
137 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
383 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 ...
1
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2answers
103 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
164 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 ...
8
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1answer
128 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
vote
1answer
127 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 ...
18
votes
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
votes
2answers
144 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 ...
1
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0answers
112 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
vote
1answer
64 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?...