General questions on meteorological data needed for HYSPLIT

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What is the MIXING DEPTH HEIGHT unit for HYSPLIT, AGL or MSL?

Last post by tak22 « July 13th, 2022, 1:10 am
Replies: 2
by tak22 » June 24th, 2022, 5:02 am

2 Replies

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Last post by tak22
July 13th, 2022, 1:10 am
Don't use WRF 27 km mass coupled time averaged files with HYSPLIT Version 4

Last post by christopher.loughner « July 12th, 2022, 9:45 am

by christopher.loughner » July 12th, 2022, 9:45 am

0 Replies

127 Views

Last post by christopher.loughner
July 12th, 2022, 9:45 am
Use of a customized netcdf file in HYPSLIT

Last post by Fantine « June 10th, 2022, 11:30 am
Replies: 1
by asrivas » June 9th, 2022, 12:53 pm

1 Replies

161 Views

Last post by Fantine
June 10th, 2022, 11:30 am
Suitability of meteorological data in READY for Europe

Last post by SEPA « April 21st, 2022, 9:25 am
Replies: 2
by SEPA » April 12th, 2022, 5:42 am

2 Replies

787 Views

Last post by SEPA
April 21st, 2022, 9:25 am
Pre-1948 reanalysis data for Hysplit

Last post by sphilippe « April 19th, 2022, 1:19 pm
Replies: 2
by sphilippe » March 21st, 2022, 9:23 am

2 Replies

311 Views

Last post by sphilippe
April 19th, 2022, 1:19 pm
Downloading GDAS1 data via FTIP with anonymous client

Last post by sonny.zinn « October 7th, 2021, 7:26 am
Replies: 1
by Caghili » October 6th, 2021, 5:03 pm

1 Replies

1617 Views

Last post by sonny.zinn
October 7th, 2021, 7:26 am
Met data

Last post by christopher.loughner « September 9th, 2021, 9:17 am
Replies: 1
by dmbakker » August 6th, 2021, 12:23 am

1 Replies

1090 Views

Last post by christopher.loughner
September 9th, 2021, 9:17 am
What is the smallest horizontal resolution allowed by the code, e.g., 10×10 meters, or 1×1 km?

Last post by sonny.zinn « July 22nd, 2021, 9:34 am

by sonny.zinn » July 22nd, 2021, 9:34 am

0 Replies

970 Views

Last post by sonny.zinn
July 22nd, 2021, 9:34 am
What principles are used for computing the mixing depth from the NCAR/NCEP reanalysis data?

Last post by sonny.zinn « July 22nd, 2021, 9:33 am

by sonny.zinn » July 22nd, 2021, 9:33 am

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797 Views

Last post by sonny.zinn
July 22nd, 2021, 9:33 am
Can I use WRF data with HYSPLIT?

Last post by sonny.zinn « July 22nd, 2021, 9:32 am

by sonny.zinn » July 22nd, 2021, 9:32 am

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798 Views

Last post by sonny.zinn
July 22nd, 2021, 9:32 am
My back trajectory run today looks different than the same trajectory I ran yesterday using the GDAS current7days archiv

Last post by sonny.zinn « July 22nd, 2021, 9:31 am

by sonny.zinn » July 22nd, 2021, 9:31 am

0 Replies

743 Views

Last post by sonny.zinn
July 22nd, 2021, 9:31 am
Could you explain the equation (Zagl = ak2 + bk + c) used by HYSPLIT? What is the different between Ztop, Zgl, Zmsl and

Last post by sonny.zinn « July 22nd, 2021, 9:30 am

by sonny.zinn » July 22nd, 2021, 9:30 am

0 Replies

771 Views

Last post by sonny.zinn
July 22nd, 2021, 9:30 am
How do I convert my ECMWF GRIB data files into ARL format using ecm2arl on the PC?

Last post by sonny.zinn « July 22nd, 2021, 9:29 am

by sonny.zinn » July 22nd, 2021, 9:29 am

0 Replies

764 Views

Last post by sonny.zinn
July 22nd, 2021, 9:29 am
I will be converting ECMWF grib files into ARL-packed format for use in calculating backward trajectories in Europe usin

Last post by sonny.zinn « July 22nd, 2021, 9:28 am

by sonny.zinn » July 22nd, 2021, 9:28 am

0 Replies

816 Views

Last post by sonny.zinn
July 22nd, 2021, 9:28 am
Can HYSPLIT read other forms of meteorological data?

Last post by sonny.zinn « July 22nd, 2021, 9:27 am

by sonny.zinn » July 22nd, 2021, 9:27 am

0 Replies

803 Views

Last post by sonny.zinn
July 22nd, 2021, 9:27 am
I want to extract the u and v fields from the FNL archive according to the pressure level in some locations. Is this pos

Last post by sonny.zinn « July 22nd, 2021, 9:27 am

by sonny.zinn » July 22nd, 2021, 9:27 am

0 Replies

771 Views

Last post by sonny.zinn
July 22nd, 2021, 9:27 am
How do you parse GRIB files? NCAR/NCEP reanalysis data has all fields for a certain variable for an entire year in one l

Last post by sonny.zinn « July 22nd, 2021, 9:25 am

by sonny.zinn » July 22nd, 2021, 9:25 am

0 Replies

786 Views

Last post by sonny.zinn
July 22nd, 2021, 9:25 am
Can I use surface observations in HYSPLIT?

Last post by sonny.zinn « July 22nd, 2021, 9:23 am

by sonny.zinn » July 22nd, 2021, 9:23 am

0 Replies

775 Views

Last post by sonny.zinn
July 22nd, 2021, 9:23 am
What archived data can I use prior to the start of the FNL dataset?

Last post by sonny.zinn « July 22nd, 2021, 9:22 am

by sonny.zinn » July 22nd, 2021, 9:22 am

0 Replies

764 Views

Last post by sonny.zinn
July 22nd, 2021, 9:22 am
I would like to extract surface winds from the archived EDAS data into ESRI Shape “shp” format, MapInfo “mif” format, or

Last post by sonny.zinn « July 22nd, 2021, 9:22 am

by sonny.zinn » July 22nd, 2021, 9:22 am

0 Replies

747 Views

Last post by sonny.zinn
July 22nd, 2021, 9:22 am
I have FNL meteorological files, which I use to compute trajectories with HYSPLIT. I need to extract the numerical value

Last post by sonny.zinn « July 22nd, 2021, 9:20 am

by sonny.zinn » July 22nd, 2021, 9:20 am

0 Replies

793 Views

Last post by sonny.zinn
July 22nd, 2021, 9:20 am
Where can I find gridded meteorological data to simulate the Chernobyl accident?

Last post by sonny.zinn « July 22nd, 2021, 9:19 am

by sonny.zinn » July 22nd, 2021, 9:19 am

0 Replies

772 Views

Last post by sonny.zinn
July 22nd, 2021, 9:19 am
I am trying to better understand what the best approach is for calculating the HYSPLIT trajectories I need. I have mostl

Last post by sonny.zinn « July 22nd, 2021, 9:18 am

by sonny.zinn » July 22nd, 2021, 9:18 am

0 Replies

759 Views

Last post by sonny.zinn
July 22nd, 2021, 9:18 am
I have a question about section five “meteorological input data” in the HYSPLIT_4 USER’s GUIDE. In page 49, what are the

Last post by sonny.zinn « July 22nd, 2021, 9:16 am

by sonny.zinn » July 22nd, 2021, 9:16 am

0 Replies

855 Views

Last post by sonny.zinn
July 22nd, 2021, 9:16 am
What data is used to calculate the trajectories and what is the the vertical resolution of the data?

Last post by sonny.zinn « July 22nd, 2021, 9:09 am

by sonny.zinn » July 22nd, 2021, 9:09 am

0 Replies

764 Views

Last post by sonny.zinn
July 22nd, 2021, 9:09 am

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