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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5
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1answer
258 views

What would weather/geographical conditions be like on a tidally locked moon?

I'm trying to figure out what weather patterns and geographical conditions would exist on a habitable moon that is tidally locked to a much larger planet/gas giant. From my research, I was able to ...
7
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1answer
556 views

How to construct atmospheric pressure belts for my world?

I read somewhere that the size of a planet can influence the number of pressure belts (the areas of high and low pressure that cycle wind, heat and moisture about the globe) How would you go about ...
6
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3answers
862 views

Could Human Civilization Survive Hypercanes?

Alright, so I've been doing some research on hypercanes, which are, in short, theoretical hurricanes that may have ravaged Earth in its ancient past, when ocean temperatures were much higher (at least ...
2
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3answers
336 views

If the sun of a fictional world did not rise on random days, how would it affect its civilizations? [closed]

I previously asked about the possibility of a fantasy world that has a different sun every day and where, on random days, no sun rose: World with a different sun every day, and random days with no sun....
5
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1answer
804 views

Pangaea-like supercontinent - could it have a temperate climate if it has large seas inside?

I have seen from various questions here (and from my research), that a Pangaea-like supercontinent would be very dry, with lots of deserts, since rainclouds couldn't travel a great distance inland. ...
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3answers
425 views

How can you reduce the effect of wind speed through environment or evolution?

My planet has an atmospheric density 12x that of earth with 0.8 Earth Gravity. Someone pointed out a while back that this would increase the wind strength proportionally. Now this is a problem as a ...
2
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3answers
146 views

A world where the sun is blotted out?

I have scoured through the archives here and cant exactly find what I am looking for in terms of a specific setting I am trying to render in my novel. Let's say the world has built up so much smog (...
2
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4answers
193 views

What could make a planet have regular extreme weather?

What could cause the majority of a rocky Earth-like planet to have to have persistent extreme weather at least for part of the year? By extreme weather I mean cyclones, lightning storms, tornadoes, ...
4
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1answer
392 views

Hurricane size vs planet rotation speed

Coriolis' force is the cause for winds and water streams to bend while they travel North-South along the Earth surface. This force is inversely proportional to the rotation speed of the planet: the ...
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3answers
312 views

What are the atmospheric conditions on a planet tidally locked to its moon?

Assume that we have a earth like planet,orbiting a sun like star. On which have all the right ingredient:atmosphere,liquid water,molten metal core.....etc for the existence of the life as we known it. ...
4
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3answers
232 views

Would a massive ocean yield larger storms?

Not sure if my intuition here is right. All else being equal, would a massive ocean yield larger and more severe storms? If, say, we removed the Americas, would the new Atlantic-Pacific Ocean be much ...
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2answers
373 views

Hurricanes - How to Protect Against the Damage

Disclaimer: First off, this is not a duplicate of this question. That question deals with stopping the hurricane, or preventing it from ever forming in the first place. It was discovered that wasn't ...
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7answers
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Tropical beaches and snow topped ski slopes

Would it be possible for a small island to have both tropical beaches with a warm sea for swimming AND snow covered mountains suitable for skiing? If it is possible: how far apart would the beaches ...
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1answer
153 views

We broke all the river dams. Does it reverse environmental damage/climate change? [closed]

A group of humans, called the Dams, became sick of political feuds involving water. They were completely tired of the wasteful wars the countries fought for water resources. These wars had created a ...
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3answers
372 views

Would lightning strike a flying island?

Looking for someone with meteorology/physics knowledge to help with this one. Let's say I've got an island that floats in the sky--nothing special, these are a staple of fantasy these days. For ...
8
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1answer
181 views

How does weather change on an earthlike planet with a denser atmosphere?

Suppose you took earth and gave it approximately 3 times the air, with most of the extra being N2 or Ar. Combustion goes up with the partial pressure of oxygen. So unless we want to burn down the ...
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6answers
1k views

Liquid water on both sides of a tidally locked planet. Feasible?

I'm brainstorming for a rocky planet with similar mass to that of Earth's, orbiting a red dwarf star. It is tidally locked with no natural satellites, yet I'm bent on having liquid water on both sun-...
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5answers
412 views

If our moon had an atmosphere, could it have seasons?

Because our moon is tidally locked with Earth, then the same half always faces the Earth regardless of where the Moon is in its orbit. As such, would a tidally locked satellite such as our moon (...
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7answers
235 views

“Natural disaster” How can I melt a snowy mountain in few days?

There is a village is going to be punished by a GOD so the snowy mountain around it will be melt in few days (All the snow will be melt in 1-2 day max). The mountain is about 3,000 meters high, ...
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2answers
123 views

What would be the benefits/ problems with a continent wide underground aqueduct system?

Let's imagine America some years in the future where technology has advanced to the point where we can easily create a nation wide underground aqueduct system. Pavement is porous and allows a certain ...
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2answers
134 views

How would history look different if Earth was a planet where it was perpetually raining? [closed]

I'm wondering how things would have happened differently if it was perpetually raining over the entire surface of the earth. How would life have evolved differently? How would civilisation be ...
6
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3answers
729 views

What would weather look like on a world with a 9-year day?

In a world I am building, the planet's days are longer than its years, with a single day taking 9 years. In all other ways, this planet is similar to Earth, but are there other differences I am ...
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7answers
483 views

What event would kill most of the worlds population at the SURFACE, but spare everyone at the altitude of a commercial jetliner?

I want a realistic event to occur that kills the majority of the Earth's population. However, the nature of this event must not effect humans or machinery currently flying at high altitudes (those of ...
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2answers
118 views

How fast can a flood realistically occur (perhaps factoring in climate change)?

This is sort of on the more realistic side of worldbuilding, but maybe somewhat exaggerated for the sake of a setting. What's the fastest atmospheric pressure drop in weather records? This question ...
3
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4answers
1k views

If the rain all fell at once, how would Earth be different?

If all the rain for the next 24 hours fell in one go, say over 5 seconds, how would the world be different? We're assuming the same volume of rain falls in each place on the Earth as does now, for ...
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5answers
141 views

What are some ways that the environment might affect products being shipped in medieval times? [closed]

I know if things are shipped need to be protected from the elements, but this is not entirely always possible. Methods of shipping also might affect things. Also as a side question, could these ...
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4answers
8k views

How many people would survive the nuclear winter after a full-scale nuclear war, and where?

Could anyone could survive a nuclear war and all that follows? I have read many things saying they would, and read other science-based answers, but they all talked about a nuclear war that was ...
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2answers
88 views

Constantly sunlit/shadowed regions and weather

There are craters that are permanently dark at the Moon's poles, since the Moon's axis tilt is so small that the sun never rises above the crater rim. On the Moon these get incredibly cold, since ...
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4answers
429 views

What would a planet be like if it had no oceans, just large lakes? Would it be habitable?

I have a planet I'm working on which is inhabited by war tribes. They fight all the time. They can hunt and farm a little bit but they mainly fight to the death. There are billions of these beings on ...
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1answer
1k views

The Titanic Ozarks

Back home and in this alternate scenario, the Ozarks are all that remains of a Proterozoic mountain range hundreds of millions of years ago. Back home, the Ozarks look like this, highlit in lime: ...
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0answers
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Cold Hudson Air vs. Warm Gulf Air [duplicate]

How does one create the danger zone known by meteorologists as "Tornado Alley"? The "Alley" is the mixing of three different airs--cold, dry air, probably from the poles; warm, dry air from the ...
3
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1answer
213 views

Hurricanes in a Large Ringworld, Clockwise or Anti-clockwise rotation?

On Earth and other planets, the surfaces spherical shape and rotation lead to a Coriolis effect or force which causes large storms and weather systems to rotate (clockwise in the Northern hemisphere ...
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4answers
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What should a container ship look like, that easily cruises through hurricane?

Technology: Comparable to early XXIst century, except self-driving vehicles are already available. On a tidally locked planet most of the models that I can found (ex. http://www.meteo.mcgill.ca/~...
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3answers
161 views

How might the tropics freeze while the poles melt?

Let's say I have a world that contains magical fire and ice creatures. These creatures can utilize magical beams of energy that ignite or freeze the things around them, though doing so on more than ...
4
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3answers
167 views

Effects of an alien weather generator?

An alien race wants to test out its new technology that modifies the atmosphere of Earth and other terrestrial planets, they decide to center it over Central Park, NYC. One of the first things they ...
4
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2answers
585 views

Can we make rain on Mars?

Farmers use dry ice(CO2) to seed the cloud on Earth, can we do the same for Mars? The acidity doesn't matter it can be any element or compound as long as we can recognize it as precipitation, as usual ...
21
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3answers
743 views

Circulation patterns on a tidally-locked binary planet

A targeted hard-science spin-off from this question: In a tidally-locked planet that rotates about a barycentric point that’s located outside of its own sphere, what would the coriolis forces be like?...
5
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2answers
299 views

Can a terrestrial planet have a long lasting hurricane like the great red spot?

I want to create a terrestrial planet with a very long lasting hurricane similar to the great red spot, I assume the planet will have to be covered by ocean. Could there still be some small islands? ...
6
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4answers
5k views

What needs to happen to stop a tornado?

In Star Trek TNG, you hear about some sort of defense back on earth that is supposed to screen out all the bad weather. In the episode "True Q," it is mentioned several times as being capable of ...
15
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11answers
7k views

What would we need to stop a hurricane?

In Star Trek TNG, you hear about some sort of defense back on earth that is supposed to screen out all the bad weather. In the episode "True Q," it is mentioned several times as being capable of ...
6
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5answers
3k views

How a nuclear war in north hemisphere would affect the south hemisphere?

I'm trying to figure out how a nuclear war in the north hemisphere would affect the south (specially South America, where my story is set). I read about the nuclear fallout and nuclear winter ...
11
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6answers
2k views

Why would an artificial planet inhabited by machines have seasons? [closed]

A super advanced civilization has created a machine with superior A.I. that could survive a supernova explosion from a nearby star approximately 3,600 parsecs from the Sun, the machine is programmed ...
5
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3answers
297 views

What kind of catastrophic event would cause the Earth's atmosphere to thin out?

Is a dystopian future with a thinner atmosphere and heavy snow feasible? Also would that mean that snow clouds formed at lower altitudes?
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3answers
166 views

What is the quickest way to perfect global warming?

The second terrestrial planet orbiting the Sun is shrouded in greenhouse gases, the entire surface of Venus is always scorching hot due to the high concentration of atmospheric carbon dioxide which ...
4
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1answer
150 views

How would higher atmospheric pressure on an Earth-like planet affect rainfall?

Earth like planet has 3 atm pressure at it sea level. How would it affect its rainfall system? 1) Using internet calculator I got a result that boiling point for water would be 131°C, while freezing ...
5
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1answer
828 views

How would a large arctic mountain range affect the weather?

How would just the weather be affected if there was huge mountain range between the Arctic and the mid latitudes of a planet? Roughly 50-60 degrees latitude. A little further south than Earth's Arctic ...
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4answers
2k views

How to create the eternal storm?

The Great Red Spot on Jupiter and the numerous Great White Spots on Saturn are storm systems that encircle the globes and last for decades, centuries in Jupiter's case. These are formed on Gas Giants ...
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4answers
221 views

What would weather be like if the entire water on the surface of Earth freezes?

Earth is entering anther ice age and this time there will be no liquid water on the surface of the planet, the water cycle disappear as a result no Coriolis effect. What would the weather be like then?...
8
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2answers
265 views

Planet of the Aves: Knowledge of Aerodynamics and Weather Phenomena

So, on the Planet of the Aves, Tres' sapient crows are the dominant sapient species. Given that your average bird spends plenty of time on the wing, how intuitive would they find subsonic ...
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3answers
120 views

Complete cloud coverage for 300 years

What would the weather conditions be like if earth was covered in a layer of clouds and pollution for 300+ years? there is still light in the day but it is minimal and the nights are pitch black. ...