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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Maintaining an ice-free Northwest Passage with statites

Due to various territorial rearrangements, in 2060, the largest seaport in the United States is Churchill, Manitoba. A much reduced but still significant volume of shipping needs to reach the country ...
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1answer
136 views

A hurricane that stays in one location

Via what physics-related/weather-related mechanism could a hurricane hover in one place relative to the ground indefinitely? What side-effects ((besides the obvious damage to ground structures/life ...
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10answers
4k views

Terraforming Antarctica: Is it possible to make it habitable without harming the Earth?

Let me explain what I mean by terraforming. Let's say we want Antarctica to be like Scandinavia or Finland. People from all over the Earth would colonise it and build the "United States of ...
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0answers
52 views

What would weather be like on a smaller Earth that has the same surface gravity?

First, let me state my current understanding of things (with the help of Universe Sandbox), just in case it is wrong somewhere and thus my question is wrong: To have the same surface gravity as Earth'...
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2answers
80 views

Could the weather be created without magic?

Aclime is a strange planet. It is Earth-like, with seas and land, but for some reason, there's no weather: more specifically, a sort of supernatural force exist, that pushes against any flow, thus ...
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5answers
170 views

Are there any crops or agricultural practices well suited for a cool and very wet climate?

I am working on one particular region in a conworld that has a particularly cool, mild, and wet climate, similar to the west coasts of Southern Chile, New Zealand's South Island, or Washington state. ...
3
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1answer
236 views

What would the atmosphere of the Archaean Earth look like? (Before massive oxygenation)

I am designing an exoplanet in the Alpha Centauri system that is remarkably like ancient Earth before photosynthetic life developed and proliferated oxygen into the air. For Archaean Earth's ...
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0answers
63 views

How do storms scale with planet radius?

I'm trying to figure out how weather scales with planet size, keeping other factors constant. For a specific example, say a planet with the following characteristics: Twice the radius of Earth. ...
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0answers
117 views

Will extreme cold damage hard drives? [closed]

At one point in Snowpiercer (the Netflix series) to keep some hard drives warm (or room temperature) in a research outpost in the context of a snowy post-apocalyptic world where the average outside ...
4
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1answer
71 views

Creating fog over the ocean and large island using electricity and..?

Short version: This sea dragon can discharge and manipulate electricity. It wants to cover a large area of the ocean's surface in fog, how could it accomplish this? The creature is intelligent and has ...
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4answers
273 views

Water in the interior of a very large continent

Consider a world that is much larger than Earth, but has Earthlike conditions on the surface. (Including gravity = 1g, by some suitable unobtainium.) Clearly, the surface could be covered in a large ...
3
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1answer
103 views

Magic liquid that falls like rain, how will that affect the weather patterns and landscape? [closed]

So, my knowledge of weather patterns and geology is very limited, but I'm writing a book where magic is an abundant liquid substance that behaves similarly to water. I'm not sure exactly what it'll be ...
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4answers
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How quickly would an inch per hour of rain flood an enclosed 2x2 mile area?

In my setting, an apocalyptic supernatural event made the earth into a gridded globe of "squares" (more like columns) that are roughly 2x2 miles at sea level, getting larger going up and ...
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8answers
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Why stackable magic spells are hardly used in battle despite being the most powerful kind?

A certain magic spell can cast its effect over an area, which is often known as area of effect spell. One such notable spell is chill spell, which slows target metabolism and movement. However, as ...
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3answers
125 views

Weird form of insulation

I asked before if large gas bags coming out of a creature could be a form of insulation. This avenue of question proved fruitless. But with it in mind, is there some natural form of insulation besides ...
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1answer
88 views

What's the best climate for the extremes of a supercontinent that doesn't exceed latitude 55 and don't have ice caps?

The world is not to be so much different from Earth, unless it has 1.5x Earth's mass, the average temperature is 17°C and the axial tilt is 20,5°. Comparing to Earth in this latitude, it should be Cfb/...
2
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1answer
85 views

Impact winters and understanding their “impact” [closed]

I have visited Impact Earth! and love the amount of information. I understand the information on how much particulate would be ejected into the atmosphere. However, there are no calculations for how ...
3
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1answer
139 views

Climates of a Eurasia-like continent in the tropics

I'm working on an earth-like world that has a two main continents akin to Eurasia+Africa. but centred on the Equator. Basically, the premise is to shift the east-west axis of diffusion that exists on ...
5
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2answers
154 views

Ring of storms around a planet

I'm looking to see if it's possible to create a planet which has constant, violent storms occurring in a ring around the planet. There's been plenty of questions on here about weather on tidally ...
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2answers
81 views

How to model an earth-like planet with extreme winters in the northern hemisphere?

I want to create a planet where there are extreme winters (3 months with temperatures up to -40°C) at around 50° latitude. The summers are just slightly hotter (a day of 30°C in the summer would not ...
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6answers
3k views

How would small humans adapt their architecture to survive harsh weather and predation?

These humans would be 10x smaller than us, around 16-18cm tall, just divide by ten on our current heights. If we're small, that would mean animals are 10x bigger than normal. Keep in mind that puddles ...
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1answer
125 views

How can a planet have relatively common lethal hailstones?

Sometimes hailstones reach sizes that are deadly to large animals and people and livestock have been killed. This is a relatively rare occurrence on Earth of course. If I want a planet where lethal ...
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1answer
207 views

If I enter a large island into the North Sea, how would that impact local climate, weather & tides?

For the purpose of a story, I'm having an additional island in the North Sea. The island is where the Doggerbank used to be, but a bit larger. The highest "mountaintops" are around 1000m, ...
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3answers
165 views

Can electricity magic give someone the power to make it rain?

Background: I have a story in the works that stars mages who can generate and channel electricity through certain fantastical organs in their bodies. I'm still working on the hand-wavium biological ...
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1answer
91 views

What would happen if there was a zone of supercooled air over open ocean?

Suppose some government is testing a weather control device. The weather control device can control air temperature within a cube 40 feet to a side, centered on itself, rapidly lowering it's ...
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2answers
652 views

How would a black lightning storm work?

"If you shine a low-pressure sodium lamp on a yellow sodium flame, the flame will be black." I shamelessly stole the above text from somewhere but it whetted my curiosity. I am wondering if ...
4
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1answer
204 views

Are these ocean currents realistic for a planet that rotates 16 times slower than Earth?

Ocean Current Map: The straight red lines are 60* North and South, and the straight blue lines are 30* North and South. The curved blue lines with an arrow represent cold currents, while the curved ...
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4answers
272 views

Localized snow storm

I am looking for any way to make a very localized snow fall event in the same way hail could be a very local event (and I believe summer showers could be very local too). There should be a village ...
10
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4answers
321 views

Would seasonal fungal forests be possible?

This question is inspired by a comment by PcMan Imagine you have an Earth-like planet, except it is just a little farther away and has longer days. Instead of having a tropical equator, the planet now ...
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2answers
82 views

How could strange energies cause massive droughts within a localized region?

The scenario: Background Let me begin by explaining the surreal parts of this scenario: essentially there is an archipelago of islands just south of Australia that have existed under the world's noses....
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2answers
252 views

Are the deserts in this continent realistically placed?

I have asked previously how I could create an earth-like world with as many deserts as possible in it. Based on the answers I got, I designed this continent, and asked for a reality-check, but the ...
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1answer
108 views

Causing A Snowstorm

Okay, so I have a humanoid alien villain who can cause massive windstorms. She is capable of moving at Mach speeds, and can rotate her arms and legs really fast, and stands at about 2.06 m tall, and ...
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2answers
109 views

What kind of atmosphere is needed for large floating organisms?

Assume you have an identical Earth-clone planet, what kind of atmosphere is required to have floating organisms? What I define as a large floating organism is something about the size of a bat, but ...
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1answer
79 views

How to block extreme winds on a stormy planet?

Assume that you have a planet mostly covered in water (about 89% of the surface is water). There are a few connected continents in the middle of the planet. If the rotation of the planet is slow, say ...
4
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4answers
356 views

World with two directly opposed habitable continents, one hot one cold, with significant geographical barrier between them

I'm trying to design a planet with two continents where one is always warm/hot and the other is cool/cold. The continents should be directly opposite each other (so not a pole and an equatorial one). ...
4
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1answer
102 views

What is the ideal day length for extreme weather?

This question is in reference to a previous question by TrEs-2b and SRM: I want to create a planet with a significantly longer day than Earth's. However, I was only able to find a question about a ...
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0answers
55 views

Is it Possible to Have a Tropical Climate With a Summer Dry Season? [closed]

In my book series, the northern coast of one of my provinces is in the tropics and on the western side of its continent. However, because it is mountainous and on a relatively cold sea, I was thinking ...
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16answers
7k views

How to avoid boats on a mainly oceanic world?

On an Earth-like planet with clustered continents and large oceans, like Pangaea, the easiest method of travel would be boats. However, I am looking to avoid humans using boats. I define a boat as ...
4
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1answer
127 views

Tidally Locked Planet with no Oceans

Picture an earth-mass, breathable atmosphere planet; tidally locked to a red dwarf; orbiting far enough out that the dayside is not scorching; and with no planet-wide liquid oceans (but probably local ...
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7answers
6k views

Can blood form snowflakes?

In a (marginally) cursed world rains of blood are an occasional occurrence. The water in the clouds is magically transmuted into blood at the point it starts to coalesce into droplets (no need to ...
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1answer
62 views

Is my air pressure system okay? [closed]

Second question here. So in a previous question I got told to make a wind system to determine precipitation, which in turn needs and air pressure system. I've attached two images, the first is when ...
2
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1answer
43 views

How To Approach a Range of Albedo in A Given Latitude Range When Estimating Temperature?

There's a lot of information about figuring in the average albedo of a planet when calculating the base temperature for a planet. What if you want to get more granular, down to each (let's say) 10 ...
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3answers
161 views

How to minimise the size of temperate zones of an Earth like planet?

I want to create a planet similar to Earth but with narrow temperate bands between much wider tropical and polar bands. How can this be achieved? The planet must be similar to Earth and capable of ...
2
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2answers
451 views

Best and Worst Koppen Climate Types for Human Civilization?

I've already made a Koppen climate map of (the relevant parts of) my world (see below) and I was wondering where most of the civilization and agricultural development should arise here based on that. ...
4
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2answers
149 views

Would large enough equatorial continent produce a central desert through sheer size?

As I understand it, the deserts require a number of conditions to occur, leading to the overall decrease in precipitation. And areas around equator usually lack these. While there are some deserts ...
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1answer
183 views

How would the Weather be on a Double Planet System?

context is always important to give a good answer to such a question. So here is some data and Renders from the System. It consists of the two Planets Hela and Vesna. Hela has a Radius of 5636.492km ...
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3answers
495 views

Would a permanent rain be possible?

Would there any scientifical explanation to a permanent rain (at least 2 years) everywhere on Earth ? Climate-change ? My best explanation at this point is accelerated ice cap melting. There must be ...
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1answer
88 views

What tornadic wind speed would be required to destroy a reinforced masonry structure?

Tornadoes are well-known to be one of the most destructive forces on the planet, packing the capacity to practically delete small towns from the map and lay waste to billions of dollars worth of ...
2
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4answers
110 views

How Could A Planet With Extremely Enlarged Subtropical Zones Exist?

In my Book Series, I want there to be a vaguely Earth-sized planet called Awal with an Earth-like atmosphere. However, climate-wise, I need the subtropical climate zones in each hemisphere to cover 40%...
4
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3answers
193 views

Would O'Neill cylinders experience thunderstorms, if not how would you generate/simulate one?

ASSUMPTIONS The OC in question is a standard paired OC similar in size to Island 3 5 miles (8.0 km) in diameter and 20 miles (32 km) long. It is a temperate biome akin to southern France with some ...

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