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Welcome to the WRF-Chem discussion forum. This forum is hosted by the
Atmospheric Chemistry Observations & Modeling
laboratory at NCAR/UCAR.
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a21es...@iitbbs.ac.in
,
Mary Barth
2
May 3
Regarding CCN in wrf chem model output
Hello Dhananjay, The ccn concentration is determined in phys/module_mixactivate.F which is not called
unread,
Regarding CCN in wrf chem model output
Hello Dhananjay, The ccn concentration is determined in phys/module_mixactivate.F which is not called
May 3
Ólafur Rögnvaldsson
Apr 29
GEFS-Chem as input to WRF-Chem?
Hello everyone. I was wondering if anyone had successfully used GEFS-Chem as input to WRF-Chem and
unread,
GEFS-Chem as input to WRF-Chem?
Hello everyone. I was wondering if anyone had successfully used GEFS-Chem as input to WRF-Chem and
Apr 29
Akinyoola Julius
, …
Mary Barth
4
Apr 26
Request for namelist.input to run wrf.exefor PM2.5 emission
Hello, Please check the email archive on getting PM2.5 and PM10. Also, please look at one of these
unread,
Request for namelist.input to run wrf.exefor PM2.5 emission
Hello, Please check the email archive on getting PM2.5 and PM10. Also, please look at one of these
Apr 26
Pradeep Attri
,
Abdoulaye Sarr
2
Apr 26
wrfout does not contain PM10, PM2_5_DRY values
did you resolve this problem? On Friday, January 10, 2020 at 5:47:44 AM UTC iama...@gmail.com wrote:
unread,
wrfout does not contain PM10, PM2_5_DRY values
did you resolve this problem? On Friday, January 10, 2020 at 5:47:44 AM UTC iama...@gmail.com wrote:
Apr 26
Alice Burton
Apr 24
milimol/m2 to microgram/m2
Dear all, I noticed that unit of wed deposition fluxes in the WRF-Chem model are in milimol/m2. I
unread,
milimol/m2 to microgram/m2
Dear all, I noticed that unit of wed deposition fluxes in the WRF-Chem model are in milimol/m2. I
Apr 24
Alice Burton
Apr 24
Daily wet deposition flux calculation
Dear all, I need to plot daily wet deposition fluxes of SO4 (WD_SO4_SC) and NH3 (WD_NH3_SC). (
unread,
Daily wet deposition flux calculation
Dear all, I need to plot daily wet deposition fluxes of SO4 (WD_SO4_SC) and NH3 (WD_NH3_SC). (
Apr 24
sandhya singh
Apr 22
Urgent Help
Dear Wrf_chem members, Hi I am an MTech student and working on WRF_chem model improvement, I need
unread,
Urgent Help
Dear Wrf_chem members, Hi I am an MTech student and working on WRF_chem model improvement, I need
Apr 22
Will H
,
Mary Barth
2
Apr 17
WRF-Chem tutorial 1 missing namelist.wps
Hi Will, The information for running WPS is in the online WRF tutorial and not maintained by those on
unread,
WRF-Chem tutorial 1 missing namelist.wps
Hi Will, The information for running WPS is in the online WRF tutorial and not maintained by those on
Apr 17
Will H
Apr 7
New and Open Sourced WRF Domain Wizard Tool Annoucement!!!!
Good morning everyone, I am thrilled to announce a secret project that Jiri Richter and I have been
unread,
New and Open Sourced WRF Domain Wizard Tool Annoucement!!!!
Good morning everyone, I am thrilled to announce a secret project that Jiri Richter and I have been
Apr 7
Dr. Sahir Azmi
,
Indranil Nandi
4
Apr 2
AOD_550 coming out to be very high.
Anyone can give solution for this problem? On Friday, March 29, 2024 at 2:45:45 PM UTC+5:30 Dr. Sahir
unread,
AOD_550 coming out to be very high.
Anyone can give solution for this problem? On Friday, March 29, 2024 at 2:45:45 PM UTC+5:30 Dr. Sahir
Apr 2
hz liu
,
Gabriele Pfister
2
Mar 21
How WRF-Chem calculates the variable alt (inverse of air density)
Hi since your question is not related to WRF-Chem but WRF, please post it to the general WRF User
unread,
How WRF-Chem calculates the variable alt (inverse of air density)
Hi since your question is not related to WRF-Chem but WRF, please post it to the general WRF User
Mar 21
Will H
Mar 19
Recording of Webniar on WRF-MOSIT
Good morning, For anyone who missed the Webinar hosted by the World Meteorological Organization's
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Recording of Webniar on WRF-MOSIT
Good morning, For anyone who missed the Webinar hosted by the World Meteorological Organization's
Mar 19
Alice Burton
Mar 19
Significantly low PM10 concentration + shifted simulated ozone peak
Hi every one, I am running WRF-chem version 4.5.2 with chem option 202. I used dust option 13 which
unread,
Significantly low PM10 concentration + shifted simulated ozone peak
Hi every one, I am running WRF-chem version 4.5.2 with chem option 202. I used dust option 13 which
Mar 19
Will H
Mar 13
Last Minute Registration for WMO talk
Good afternoon everyone, Last minute chance to register for the zoom meeting on WRF-MOSIT.
unread,
Last Minute Registration for WMO talk
Good afternoon everyone, Last minute chance to register for the zoom meeting on WRF-MOSIT.
Mar 13
Will H
2
Mar 8
Invitation to Webinar on WRF-MOSIT by William Hatheway. Host by the World Meteorological Society
Good afternoon, There was an error with the link and date/time for the webinar. Please see the
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Invitation to Webinar on WRF-MOSIT by William Hatheway. Host by the World Meteorological Society
Good afternoon, There was an error with the link and date/time for the webinar. Please see the
Mar 8
Matthias Langer
Mar 5
Segmentation fault using real.exe or wrf.exe with MOZART chemistry
Hi all, I would like to run the wrf (v4.5.2, compiled with intel for dmpar) with mozart chemistry (
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Segmentation fault using real.exe or wrf.exe with MOZART chemistry
Hi all, I would like to run the wrf (v4.5.2, compiled with intel for dmpar) with mozart chemistry (
Mar 5
Mary Barth
Mar 1
Re: ******** Urgent HELP****** optical averaging mie fatal error DMIESS: 34
Hello Alice, The general advice here is to review the aerosol fields to look for erroneously large
unread,
Re: ******** Urgent HELP****** optical averaging mie fatal error DMIESS: 34
Hello Alice, The general advice here is to review the aerosol fields to look for erroneously large
Mar 1
Mary Barth
,
Ankan Sarkar
2
Feb 29
Re: Query on adding the effective radius and hydrometeor production rates of microphysical processes to the WRF-Chem output
Dear Mam, Thank you so much for your response. With regards, Ankan On Thu, Feb 29, 2024, 10:19 PM
unread,
Re: Query on adding the effective radius and hydrometeor production rates of microphysical processes to the WRF-Chem output
Dear Mam, Thank you so much for your response. With regards, Ankan On Thu, Feb 29, 2024, 10:19 PM
Feb 29
fjp...@gmail.com
,
Gabriele Pfister
8
Feb 27
Error MEGAN: NetCDF: Start+count exceeds dimension bound STOP netcdf error
Hi again, I downloaded the file from: https://www.acom.ucar.edu/wrf-chem/download.shtml The problem
unread,
Error MEGAN: NetCDF: Start+count exceeds dimension bound STOP netcdf error
Hi again, I downloaded the file from: https://www.acom.ucar.edu/wrf-chem/download.shtml The problem
Feb 27
Abdoulaye Sarr
Feb 26
activate pm10 and 2.5
I na dust simulation, while dust_1 to 5 look reasonable, pm10 and 2.5 are 0. How to activate these pm
unread,
activate pm10 and 2.5
I na dust simulation, while dust_1 to 5 look reasonable, pm10 and 2.5 are 0. How to activate these pm
Feb 26
Leo Matak
,
Meda Bala Naga Manikanta ce21d026
3
Feb 24
WRF CHEM 4.4.2 -- Simulation stops when using Single Layer Urban Canopy Model (forrtl: severe: SIGSEGV, segmentation fault occurred)
Hi, yes I did. Not a single rsl.* file contains any records of CFL violations.. On Saturday, February
unread,
WRF CHEM 4.4.2 -- Simulation stops when using Single Layer Urban Canopy Model (forrtl: severe: SIGSEGV, segmentation fault occurred)
Hi, yes I did. Not a single rsl.* file contains any records of CFL violations.. On Saturday, February
Feb 24
Gabriele Pfister
Feb 21
Application open! NSF NCAR Summer Colloquium on Urban Air Quality
NSF NCAR is inviting graduate students to apply to this summer's colloquium on Integrating
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Application open! NSF NCAR Summer Colloquium on Urban Air Quality
NSF NCAR is inviting graduate students to apply to this summer's colloquium on Integrating
Feb 21
Mauro Morichetti
Feb 21
MOZART MOSAIC 8 BIN
Hello everybody, I was wondering if I could use MOZART with MOSAIC 8 bin scheme. I always used the
unread,
MOZART MOSAIC 8 BIN
Hello everybody, I was wondering if I could use MOZART with MOSAIC 8 bin scheme. I always used the
Feb 21
TC Eames
,
Gabriele Pfister
3
Feb 14
No chemistry variables in WRF output
Hi Gabi, Thanks for your quick response! Sadly it isn't so straightforward, I've followed the
unread,
No chemistry variables in WRF output
Hi Gabi, Thanks for your quick response! Sadly it isn't so straightforward, I've followed the
Feb 14
dola tharun
,
Mary Barth
2
Feb 13
Seeking Guidance on Deriving Radial and Tangential Winds from U and V Wind Components in Tropical Cyclones and deriving Azimuthal average
Hi Tharun, There are a number of post-processing examples on the WRF User's page which seems a
unread,
Seeking Guidance on Deriving Radial and Tangential Winds from U and V Wind Components in Tropical Cyclones and deriving Azimuthal average
Hi Tharun, There are a number of post-processing examples on the WRF User's page which seems a
Feb 13
Gabriele Pfister
,
Varun Katoch
3
Feb 6
Re: [WRF-Chem] Results for NH3
Hello Varun I cannot help you with chem_opt=10 but for non-MOZART chemistry options please reach out
unread,
Re: [WRF-Chem] Results for NH3
Hello Varun I cannot help you with chem_opt=10 but for non-MOZART chemistry options please reach out
Feb 6
Varun Katoch
Feb 6
Wrf Results for ammonia
I'm getting very low ammonia concentrations when comparing them with ground-based measurements (
unread,
Wrf Results for ammonia
I'm getting very low ammonia concentrations when comparing them with ground-based measurements (
Feb 6
Sumit Kumar
, …
Jordan Schnell - NOAA Affiliate
3
Feb 1
What is P25 in PM2.5 concentration calculation?
Hi, P25 is unspeciated/"other inorganic" PM2.5 and is typically treated as dust. In
unread,
What is P25 in PM2.5 concentration calculation?
Hi, P25 is unspeciated/"other inorganic" PM2.5 and is typically treated as dust. In
Feb 1
Varun Katoch
,
Gabriele Pfister
7
Jan 23
Segmentation fault with real.exe and MOZCART (Chem_opt==112 & 131)
Thank you Gabriele finally it works for real.exe without any error I have submitted a job on cluster
unread,
Segmentation fault with real.exe and MOZCART (Chem_opt==112 & 131)
Thank you Gabriele finally it works for real.exe without any error I have submitted a job on cluster
Jan 23
Dale John Allen
,
Rajesh Kumar
2
Jan 17
WRF-Chem stalls upon entering
Hi Dale, Can you try running with a different number of processors? Sometimes, the model stalls
unread,
WRF-Chem stalls upon entering
Hi Dale, Can you try running with a different number of processors? Sometimes, the model stalls
Jan 17