Questions tagged [precipitation]

Precipitation is any form of moisture that falls from a cloud and reaches the ground. Precipitation can fall to the ground as rain, snow, sleet, hail, graupel... etc.

22 questions with no upvoted or accepted answers
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169 views

Will global climate change alter the interannual and/or intraseasonal variance of temperature and/or precipitation?

A quick skim of the regional chapters in AR5 shows predicted changes to average temperature and precipitation. If I understand (in rough terms) the modelling methodologies used, a variety of models (...
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Near Future Precipitation and Temperature estimations?

I was wondering if anyone here is familiar with temperature and precipitation estimation? I need to estimate P and T from April to July 2016. I am planning to use excel to do the calculation because ...
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Rainfall Anomaly Index using satellite data

I'm working on a script for calculating the Rainfall Anomaly Index1 (RAI) for an area using satellite imagery to estimate precipitation. The context I have seen the RAI used in before is for weather ...
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Why does Panama have a dry season?

So, I understand that during much of the year, Panama gets regular rain due to moist air being carried in by the trade winds from the Caribbean. However, the country also has a "dry season" from ...
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Why is April the driest month (by far) in the Benelux?

According to Wikipedia*, April is the driest month in the Netherlands, with only 42.3mm rainfall on average, as opposed to neighbouring months March (66.8mm) and May (61.9mm). This difference (almost ...
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Statistical dependence of mean annual soil evaporation and mean annual precipitation globally

I am studying a simple dynamical system that represents a plant and water system, similar to Klausmeier. In Klausmeier model the mean annual precipitation and the soil evaporation are introduced as ...
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83 views

How can I figure out the time it will take different clay and silt particles to precipitate out of water

I'm attempting to water some crops on my small plot of land using water from a downhill creek. I want to pump the water uphill to a tank then use gravity fed drip irrigation. Sometimes ( usually after ...
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245 views

Difference between convergent precipitation and cyclone precipitation?

What exactly is the difference between convergent precipitation and cyclone precipitation, their generation and characteristics?
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32 views

What effect would a slowdown of the AMOC have in particular on North America's climate/weather?

From what I know so far, a slowdown/shutdown in the gulf stream would cause climate change to run counter to the way that it would normally progress (i.e. poles warming faster than the tropics.) Warm ...
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49 views

Looking for the climate classification for a particular climate

I'm looking for the climate classification among the many different climate classification systems covering my absolute favorite form of climate. If a classification for this doesn't exist, and you ...
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19 views

Rainfall Frequency Analyses

I have monthly precipitation data and would like to create the frequency curve for the 2, 5, 10, 100 year storms. I have access to NetStorm, STORMS 2000, CFA (from Environment Canada) and HEC-SSP. ...
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108 views

To what degree do large lakes influence precipitation levels compared to the ocean?

I was wondering what percentage of precipitation could be estimated to have been contributed by large lakes such as the Great Lakes or Lake Baikal in the immediate vicinity of said lakes (say, within ...
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R SPEI package on waterbalance timeseries for multiple locations with NA's: unexpected data output distribution

I want to use the spei() function in the SPEI package on a waterbalance dataset from 2015-2020 of 99 locations. The waterbalance is calculated out of MODIS PET values (8-day summed to monthly) and ...
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27 views

How to infer local precipitation from reanalysis data?

Let's say I'm extracting precipitation from a single pixel or region from a reanalysis (MERRA-2, ERA-5, Interim) dataset. I can infer a distribution for the daily data (Gamma, Pearson-III, e.g. link),...
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91 views

Does tropical rain forest as defined by the Holdridge Life Zone classification exist in any meaningful prevalence?

I've been recently introduced to the Holdridge life zones and their method of classification, and have been somewhat concerned/confused by the definitions of tropical rain forest as described by the ...
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Flood and Statistics

A recent flood was due to combined effect of rainfall(precipitation) and reservoir storage. I have daily rainfall data and reservoir storage data. How can I correlate these two to get a statistical ...
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20 views

Model impact of atmopsheric circulation changes on precipitation dD of a region

I'm looking to model the impact of broad scale atmospheric circulation changes on the hydrogen isotope ratio of precipitation for a given region. As an example, what impact does a high pressure system ...
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108 views

How can I convert a CERA-20C total precipitation dataset of "monthly means of daily means' (edmo) to mm/month?

I downloaded an edmo dataset of 1 ensemble of the cera-20c model. I want to convert these data, which are in [m], to mm/month. Further specifications: 0.125/0.125 grid, -29/30/-30/31 area. Example of ...
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Computation of absolute precipitation forecast from precipitation anomaly forecast in NOAA CFSv2

I am currently trying to use absolute precipitation forecasts for medium term range (3wk-2mth). As no models of NOAA have absolute precipitation on this timerange, my idea was to compute those ...
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1answer
85 views

Precipitation and Elevation

Does precipitation increase or decrease as elevation increases? Because I heard that in the mountains they get more precipitation due to the orographic effect and how the mountains drain the moisture ...
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28 views

How to calculate change in volume of a container using rainfall data

I have 2 data. A container data, 3 containers(A1,A2 and A3) all are the same height, but each have varying water volume, the table consist of change of water volume (hourly) for the weeks 1 and 2. .. ...
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29 views

How can I describe this data using a graph?

I want to know how I can put all this data into one graph. I thought that temperature can be graphed as a bar graph and precipitation could be used with a line graph. However I don't know how i can ...