Questions tagged [temperature]

An objective measure of hot and cold, typically measured by a thermometer.

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1answer
50 views

Given only pressure and potential equivalent temperature, can I determine other variables?

I am given a 3 box model of atmosphere where each layer is 300 mbar thick, and the potential equivalent temperature of each is given (from bottom to top - 350K, 325K, 375K). Am I able to determine ...
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204 views

When it is said that air moves from warm object to a cold object, how is it possible that air moves from high pressure area to low pressure area?

By air moving from high pressure area to low pressure area means that it's moving from colder area to a warmer area, are they both not contradictory? I might have understood something in a wrong way, ...
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How to reduce the atmospheric temperature artificially?

Is there any gas/substance which absorbs/reduces atmospheric temperature? Ozone filters UV rays from the sun light and allows in infrared rays. In my knowledge these infrared rays are the cause of ...
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1answer
227 views

Does the global temperature vary daily (hotter and colder days)?

Earth's current average global temperature (i.e. including hot deserts and cold polar caps) is reported be somewhere between 14°C and 16°C (depending on sources and methods). This temperature varies ...
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Could further oil drilling remove an insulation layer of the Earth cores heat? [duplicate]

Putting aside burning fossil fuels, what are the consequences of another 100 years of drilling deeper and deeper to extract oil reserves globally? Would this significant extraction remove an ...
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What would be the temperature of earth if there was no atmosphere?

I do know that the atmosphere protects life on Earth by absorbing ultraviolet solar radiation, warming the surface through heat retention (greenhouse effect),and reducing temperature extremes between ...
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1answer
561 views

Where on Earth has the least changing temperature? [closed]

Is there a map that shows places where the temperature changes the least season to season? Is there a place on Earth where the temperature is the most constant in a comfortable range?
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How to interpolate scattered data to a regular grid in Python?

I have three txt files for longitude, latitude and temperature (or let's say three lists lon, lat, temp) from scattered weather station in the UK. I would like firstly to interpolate these data in ...
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What if we detonated the entire worlds nuclear supply in the center of the earth? [closed]

What would the effects of detonating every single nuclear bomb currently in existence at once in the center of the earth? Would the earth simply explode into bits? Would the heat have some sort of ...
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What method would be used to estimate a wind-chill temperature in U.S. 1969?

This question is inspired by the book Minus 148 Degrees, which is a true story about a group of mountaineers that got stuck at a high elevation on Denali during a storm and survived 6 days in what is ...
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70 views

Creating regular grid for my data? [closed]

I have daily spatiotemporal data with covariates at 10 different locations. My question is is it possible to convert my data into a grid format?
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1answer
58 views

Formula for rising temperatures

I'm looking to extrapolate rising temperatures based on the increasing CO2 levels. From this article: CO2 in 2050, with the following formula used to extrapolate the CO2 levels: $CO_2\ level = 280 \...
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monthly temperatue by state

I am trying to find out monthly average temperature and average rainfall for states of USA from 2015 to 2017. To my surprise I am not able to find it anywhere. Please help. I could find this link - ...
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Airports with longest continuous temperature records

Does anyone have a resource on what airports (or other recording stations) have been recording temperature continuously (daily) for quite a while? I remember reading that some back to the 1910s/1920s,...
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857 views

How Hot was the Oligocene?

When studying the paleoenvironment of the Oligocene epoch, a period in Earth's history spanning from 34 to 23 million years ago, I had a really hard time understanding what the climate was like in ...
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Global Land and Sea Surface Temperature Data

We are a spin-off from TU Munich and currently working on equipping a CubeSat with a thermal imager. The imager should be able to acquire thermal/ir images with resolution of about 200m/px. In the ...
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Is there less precipitation (rain/snow) in cold weather than in warm weather?

To me it seems that there is a lot less precipitation when temperatures go below -5°C (23°F). Is there any evidence for that? Could this be a local phenomenon (I live in Germany)? What could be the ...
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Is there a formula that gives the temperature of an object or person exposed to the sun?

It is well known that temperature sensors are often shaded, partially to mitigate the variability due to varying cloud cover. However, most people experience temperature within the sunlight. Other ...
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1answer
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Are pumps used in geothermal systems?

The water held underground in a geothermal system is under high temperature and pressure. Are pumps used to raise the very hot underground water to the surface or does the water rise under its own ...
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Are we now and/or have we been in the RCP8.5 scenario?

Is it generally understood that we (globally) have been living in an RCP8.5 scenario over the past 7-8 years? Such that a predictive climate model using RCP8.5 assumptions that was run circa 2011 can ...
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1answer
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How would I use data to find specific humidity and mixing ratio?

I keep reviewing this table to compare and contrast my results: The parcel of air is at 35°C and a relative humidity of 43%. I used this online calculator and it stated that with these two factors ...
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1answer
200 views

Where did the daily temperature variation go?

Currently central and northern Europe are experiencing a very cold, false-spring like weather phenomenon. When i look at local weather charts, the daily temperature cycle seems to be completely gone, ...
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Why do certain areas on Earth have a higher or lower air pressure at sea level?

For instance, looking at this map of world air pressure in January and this map of July, why do some land surfaces have a higher pressure during the winter? I know that the tropics and Coriolis ...
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If the earth is a globe, what causes temperature differences across lines of latitude?

If the earth is a globe and the sun is 93 million miles away, why is the equator the hottest place on earth? In terms of distances to the sun, the distance to the equator is almost equal to that as ...
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Is the Earth's hot inner core necessary for life?

The inner core of the Earth has an enormous temperature of around 4300 degrees Celsius. Is this large inner core temperature an important factor contributing to the ideal temperature that is ...
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In the past, why did the levels of individual greenhouse gases rise and fall at the same time?

According to ice core samples from Vostok in Antarctica, methane and carbon dioxide levels seem to have risen and fallen at around the same time over a 450 thousand year period. I was unable to find ...
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What 3-day smoke forecasts are height-resolved?

In order to accurately perform weather forecasts during large wildfire events, weather models must include the smoke. Smoke reflects sunlight back to space, decreasing the light absorbed by the ...
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125 views

Satellite ocean near-surface air temperature data

For my study, I need to use satellite Sea Surface Temperature (SST) and at the same time I also need satellite air temperature data (Ta) for the first few meters above the ocean. For SST I'll be ...
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Which geothermal power plant type is most effecient? [closed]

There are three geothermal systems that are commonly used: dry steam, flash steam, and binary cycle[1]. What are the efficiencies of the plants from best to least efficient? I did a moderate amount ...
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Distribution of thermometric devices on earth

In complex climate models, measurements of Earth-based thermometers are used. What is their geographic distribution - historically? Does each measurement get equal weight?
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1answer
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National Weather Service “average daily/yearly” (temp, rainfall) life cycle?

Does anyone know the "life-cycle" of the averages used for daily and yearly temperatures and rainfall by the National Weather Service? I have lived in the same (semi-desert) area for over 40 yrs, and ...
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5answers
684 views

Why does relative humidity seem to correlate with high temperature (at least where I live)?

I live in New Jersey. Now that summer is coming on us, temperatures and outdoor relative humidity are both increasing. I've noticed the few years that I've lived here that there seems to be a rough ...
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1answer
143 views

Do humans cause a DST-related shift in average daily temperatures?

Inspired by the title to this question, is there a shift in average daily temperatures caused by the DST change in human activities? I can picture any number of mechanisms by which a shift could ...
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1answer
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By how much can rain temperature vary from the ground-level air temperature?

I'm guessing that falling rain equilibrates fairly quickly to the temperature of the air it's falling through. However, it isn't always at the exact same temperature, which is why we can get the ...
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How do we calculate an average temperature for the air above a specific point from weather data?

I'm doing a school project on cosmic rays (using data from the HiSPARC database), and we need to be able to calculate the average temperature of the atmosphere above specific cities on a specific date ...
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266 views

Snowing when the actual temperature is around $\small\sf9^o$ Celsius

In Paris, actually, it is snowing smoothly and the temperature, according to many sources, is around $\small\sf{9^o}$ Celsius. I had always the feeling that snow is possible when temperature ...
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Why does the intensity of sunlight depend on your latitude? [duplicate]

People at the equator get to bask in more sunlight than Santa Clause and other inhabitants of the arctic regions. Not quite as pronounced, but they get more than me too. Why is the sunlight more ...
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1answer
62 views

Where is the hot air for Australia's record spring heatwave coming from?

Spring/September temperature records on Australia's East coast are set to tumble in the coming days, due to a heatwave, as described here. So the hot air is being pulled from the interior of the ...
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How to handle leap years when working with environmental conditions time series?

I have a time series of snow and temperature and I want to analyze changes over time for a specific period of time: 15 April - 15 June. In the perpetual calendar April 15 is the day 105 and in a leap ...
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0answers
631 views

Interpolation and extrapolation of unstructured data in python: memory error

I have 3 arrays, for longitude, latitude and temperature (so the observations are scattered in space). I want to apply interpolation on these data, but also extrapolation. I 've written the code beow, ...
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1answer
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Why has the average low for the hottest months in Clearwater Florida about 5 degrees higher than the historical average?

Look up Clearwater Florida on Wikipedia and it gives you the average low for the Months of July and August as being 74.2F. About 3-4 years ago I picked up running as a main hobby and the temperature ...
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Could this study “totally dismantle” Global Warming claims?

Could this study "totally dismantle" Global Warming claims? That's the assertion made in the article ‘Bombshell’ climate-change study could totally dismantle the claim humans are causing global ...
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1answer
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What is the temperature of the flowing water in icy river?

Boundaries of the question: The question is about rivers where water flows in cold area of the earth. Whether it's because of the winter or it's simply cold all year long. Usually, the top layer of ...
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1answer
494 views

Difference in surface temperature between the Northwest Atlantic and Northeast Atlantic

Why is the surface waters in the Northwest Atlantic Ocean colder than the surface waters of the Northeast Atlantic Ocean?
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What are the advantages of analyzing temperature in Kelvin?

I have air temperature data from reanalysis that I want to analyze. The reanalysis data is in Kelvin, so I'm wondering why they use Kelvin. Is there any advantage or difference in analyzing ...
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1answer
126 views

What are the implications of the recent discovery that plants regulate their temperature around 21°C? [closed]

They told us at school and still keep telling our kids that trees don't regulate their temperature, but in 2008 it was discovered that they do. And to me it all makes sense now. It must have serious ...
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1answer
207 views

Why is the warm phase of the Pacific Decadal Oscillation associated with stronger El Niños?

This is a question inspired by the post at Cliff Mass Weather Blog: "Is a Super El Nino Coming Next Winter?". There is something else. You ever hear of the Pacific Decadal Oscillation? This is ...
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1answer
112 views

What are the possible mechanisms that could cause a rapid drop of temperature over few days?

I live in Hong Kong. Two days ago, the average daily temperature was around 27–28 °C and in yesterday, it was around 22–23 °C (during daytime it was rather hot i.e. 26–27 °C and it was at night that ...
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1answer
127 views

ISA Model and GFS data

I have a newbie question... I always used the International Standard Atmosphere model whenever I needed to calculate the temperature in a given altitude. It always looked accurate to me... However,...
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How can I analyze how environmental conditions are related among different sites?

I want to analyze how the environmental conditions along the migratory route of a bird are related to the environmental conditions found at the breeding ground (which it is at high latitudes and we ...