wrf-chem

Hi all, I used epa_anthro_emis to prepare anthropogenic emissions and use them as inputs for WRF-Chem

Hello Dimeji, You can also set the value of EROD variable in your wrfinput file to zero over your

Hello Alice, WRF-Chem has a module that calculates PM2.5 and PM10. It's called sum_pm_driver

Dear All, Your kind support is required: I want to study the source apportionment of PM2.5 in 3 x

Hi Ravi this is more a question for the MPAS-WRF Support Forum (https://forum.mmm.ucar.edu/) but what

Hi Gabi, Thank you for the clarification. I will proceed with adding the necessary fields to registry

I have made all the suggested changes but the issue/error persists. On Wed, Jun 4, 2025 at 8:44 PM

Hi, if you are using, io_style_emissions = 2, then the Times variable needs to match the time of the

Dear Aparna, Anthro utility program reads the 'date' and 'datesec' variables in the

Hi, I am using MACCity emission file for my WRF-Chem simulation. It includes 720 times steps (60 year

Dear all, I am running WRF-Chem v4.1.3 to study aerosol-radiation-cloud interactions using chem_opt=

Hello, I'm using MOZART+MOSAIC in WRF-Chem and get my ouput file. Since I care more about species

Hi Aparna, Is there any way you can use more processors? With 420x400 grid points, I estimate that

HI Akhtar The error message is about a memory corruption but I cannot say what exactly is the issue.

Thank you for your reply. My problem has been solved perfectly. After my inspection, I found that the

Hello Nafisa please be aware that we cannot help you when you are using chemistry schemes other than

Thanks Gabi for your reply. This issue always occurs with stack emission files, ie, running only d01

Thank you for the information. On Wed, 16 Apr 2025 at 01:02, Gabriele Pfister <pfi...@ucar.edu

Hi Merve the only I can think of is a potential memory issue. I do not understand why the upper-layer

Hello please note that you are using chem_opt=34 and we can only support the by us contributed

Hello I see you are running with chem_opt=301 and unfortunately we cannot help you with this. We only

Hello Swathi, I am still not sure why you want to run real.exe again if you already created the

Hello Deepak there is no output for the tropospheric column and you will have to calculate column

Hi Zongrun I think that the high PM2.5 just off the West Coast does not have to be unreasonable. It

Dear Dr. Mary, Thank you for the response and advise. I am doing a couple of test simulations to see

Hi Orfeas unfortunately the log file does not tell much. Have you tried running a single domain only,

I am using WRF-Chem 3.9.1.1 with chem_opt = 109, and I have turned on wetscav_onoff in my namelist.

Hi It's been a long time. But I want to ask you if you have solved zero problems for "

Hi everyone I am working with co2 green house gases. I successfully ran mozbc tool for creating

Hello your question is better suited for the WRF-MPAS User Forum (https://forum.mmm.ucar.edu/). When