Questions tagged [weather-forecasting]
Questions about the application of weather data in meteorology/forecasting.
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What is root mean squared bias?
I've stumbled across this publication in nature (https://www.nature.com/articles/s41586-024-07744-y) where the authors test an AI driven weather forecast model against ECWMF's ensemble forecast. The ...
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Up to what radius/distance/area maximum do weather parameters remain constant?
Up to what radius/distance/area maximum do weather parameters remain constant? For example, precipitation is so variable that it can vary even within a few meters, while sunshine durations may not ...
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What does the SST field represent in the GFS forecast/ analysis?
What does the SST field represent in the GFS forecast/ analysis? For example, in the ERA5 reanalysis product, the SST is a foundation SST taken from the OSTIA. Similarly, what is the SST in GFS? Is it ...
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NCEP GFS data products: ANL and FH000
I'm confused with the GFS model data products, presented at NCEP Products Inventory website. There are two types of products for analysis: ANL ("**.anl") and FH000 ("*.f000"). As ...
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How is cloud column water calculated in GDAS model files?
The question
NOAA helpfully provides model outputs from the Global Data Assimilation System (GDAS) for the past 10 days (https://nomads.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/). Products include ...
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How do I know where clouds form from a skew-T diagram?
I should know where clouds form in the atmosphere from the skew-T diagram below. The anwer should be that there is a big stromcloud from a height of 300hPa to 900hPa, but I don't get why.
My reasoning ...
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Where can I obtain the raw atmospheric data that weather forecast images are based on?
There is a lot of weather forecast data available online, such as this one
https://www.wetter3.de/animation_dt.html
But as a student, where do I get according raw GFS data instead of images to do my ...
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Drawing the cloud cover bar of Skew-T plot
I'm trying to display cloud cover info by altitude from sounding data in a compact widget of an app for free-flight pilots. It's basically the vertical bar showing different shades of gray according ...
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How to use CMIP6 to predict windspeed in the future?
I'm very new to climate modelling and forecasting, I have chosen a project to forecast wind energy output in the future using wind speed prediction, I wish to use CMIP6 to predict. But I have very ...
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Will the hot Atlantic shape global/local weather and if so, how?
So the Atlantic Ocean exhibits record-breaking temperatures currently with about 1 degree Celsius above-average mean surface temperatures. This article, for example, mentions that a more severe ...
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Weather record last month in the UK
On 22 June 2023 in my village in LE8, south Leicester, UK, there was a large deluge of rain and my house got lightly flooded - the only time ever in 30 years. I'm trying to make a claim now; the ...
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Accurate Rainfall with TBRG
For an accurate flood forecast, up to what height maximum from the ground level one can put the TBRG without any obstacles and still receive accurate rainfall?
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Why aren't weather balloons left in the atmosphere permanently?
I was reading about weather balloons and the articles said that weather balloon flights usually last about two hours. When I looked up why, some articles said that when the balloons get high enough in ...
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Drought Prediction
I have read many articles about drought forecasting, but I always come across the concept of 'lead time' for SPI forecasting. Please can someone who knows the subject briefly explain the concept of '...
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Forecasted temperature in the shade vs. theoretical "feels-like" temperature in the sun
I understand that different objects absorb different amounts of light (blackbody absorption). I wonder how feasible it would be to calculate the approximate temperature in the sun based upon the ...
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