Welcome

Welcome to the RTMA/URMA VLab community!

The purpose of this community is to facilitate feedback and discussion on the RTMA/URMA system. 

Meeting notes are available under the Google Drive Folder linked above.

To learn more about our next upgrade, see the asset publication below.

Use the System Overview to learn more about the system in general.

Use the forum to ask questions about the system and join the discussion with other users and the development team. 

Note that there are two forums: one for precipitation issues and one for all other variables.

You can post to the precip issues forum by sending an email to qpe.rtma.urma.feedback.vlab@noaa.gov.  For all other issues, you can post by sending an email to rtma.feedback.vlab@noaa.gov.  Please note that you must have a user account to post to the forum.  If you do not have an account, please contact matthew.t.morris@noaa.gov.

We recently added the ability for NWS Regional or WFO personnel to request that stations be removed from the analysis.  To access this, click on the "Station Reject Lists and Requests" tab.

There has been recent interest in knowing exact station locations, especially those of METAR sites.  Our METAR information table is under the "METAR Location Info" tab.

Users may also be interested in the National Blend of Models VLab community.

We appreciate any feedback on how this page or community could be improved.  You can submit such feedback via the above email handle or forum.

 

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Upcoming update to RTMA/URMA/RTMA-RU land/sea mask

MM
Matthew Morris, modified 3 Years ago.

Upcoming update to RTMA/URMA/RTMA-RU land/sea mask

Youngling Posts: 158 Join Date: 12/6/17 Recent Posts
Hi All:
 
A new version of RTMA/URMA/RTMA-RU will be implemented in the next few weeks to update the land/sea mask used in the downscaling procedure.  The update is primarily being made to address a reduction in the size of Great Salt Lake.

A web graphics page for our test RTMA/URMA/RTMA-RU parallel can be found here.  Domains zoomed in on Great Salt Lake and the San Francisco Bay have been added under "GSL" and "SanFran", respectively.
 
The code changes will be submitted to NCO in the next several days and it is our hope that the updates will be implemented in the next several weeks.
 
Please let us know if you have any questions or comments.

Thanks,
-Matt
MM
Matthew Morris, modified 3 Years ago.

RE: Upcoming update to RTMA/URMA/RTMA-RU land/sea mask

Youngling Posts: 158 Join Date: 12/6/17 Recent Posts
Hi All:
 
Due to feedback received from the San Francisco Bay Area WFO, the experimental land/sea mask was updated to revert a pixel near the San Francisco Bay from water to land, which matches the land/sea mask currently used in operations.  The revised mask, which addresses a reduction in the size of Great Salt Lake, is being tested in a RTMA/URMA/RTMA-RU parallel.  A web graphics page for this parallel can be found here.
 
The code changes were submitted to NCO last week, with the goal being to implement the updated mask in the next several weeks.

Please let us know if you have any questions.

Thanks,
Matt

On Wed, Apr 21, 2021 at 1:53 PM VLab Notifications <VLab.Notifications@noaa.gov> wrote:
Hi All:
 
A new version of RTMA/URMA/RTMA-RU will be implemented in the next few weeks to update the land/sea mask used in the downscaling procedure.  The update is primarily being made to address a reduction in the size of Great Salt Lake.

A web graphics page for our test RTMA/URMA/RTMA-RU parallel can be found here.  Domains zoomed in on Great Salt Lake and the San Francisco Bay have been added under "GSL" and "SanFran", respectively.
 
The code changes will be submitted to NCO in the next several days and it is our hope that the updates will be implemented in the next several weeks.
 
Please let us know if you have any questions or comments.

Thanks,
-Matt

--
Matthew Morris RTMA/URMA Discussion Group Virtual Lab Forum http://vlab.noaa.gov/web/715073/home/-/message_boards/view_message/14620902 VLab.Notifications@noaa.gov
MM
Matthew Morris, modified 2 Years ago.

RE: Upcoming update to RTMA/URMA/RTMA-RU land/sea mask

Youngling Posts: 158 Join Date: 12/6/17 Recent Posts
Hi All:

A new version of RTMA/URMA/RTMA-RU was implemented yesterday at 12Z in order to update the land/sea mask used in the downscaling procedure, specifically to address a reduction in the size of Great Salt Lake.

Please let us know if you have any questions or comments.

Thanks,
Matt

On Tue, May 18, 2021 at 4:56 PM VLab Notifications <VLab.Notifications@noaa.gov> wrote:
Hi All:
 
Due to feedback received from the San Francisco Bay Area WFO, the experimental land/sea mask was updated to revert a pixel near the San Francisco Bay from water to land, which matches the land/sea mask currently used in operations.  The revised mask, which addresses a reduction in the size of Great Salt Lake, is being tested in a RTMA/URMA/RTMA-RU parallel.  A web graphics page for this parallel can be found here.
 
The code changes were submitted to NCO last week, with the goal being to implement the updated mask in the next several weeks.

Please let us know if you have any questions.

Thanks,
Matt

On Wed, Apr 21, 2021 at 1:53 PM VLab Notifications <VLab.Notifications@noaa.gov> wrote:
Hi All:
 
A new version of RTMA/URMA/RTMA-RU will be implemented in the next few weeks to update the land/sea mask used in the downscaling procedure.  The update is primarily being made to address a reduction in the size of Great Salt Lake.

A web graphics page for our test RTMA/URMA/RTMA-RU parallel can be found here.  Domains zoomed in on Great Salt Lake and the San Francisco Bay have been added under "GSL" and "SanFran", respectively.
 
The code changes will be submitted to NCO in the next several days and it is our hope that the updates will be implemented in the next several weeks.
 
Please let us know if you have any questions or comments.

Thanks,
-Matt

--
Matthew Morris RTMA/URMA Discussion Group Virtual Lab Forum http://vlab.ncep.noaa.gov/web/715073/home/-/message_boards/view_message/14620902 VLab.Notifications@noaa.gov

--
Matthew Morris RTMA/URMA Discussion Group Virtual Lab Forum http://vlab.ncep.noaa.gov/web/715073/home/-/message_boards/view_message/15111286 VLab.Notifications@noaa.gov
DV
Darren Van Cleave, modified 2 Years ago.

RE: Upcoming update to RTMA/URMA/RTMA-RU land/sea mask

Youngling Posts: 37 Join Date: 1/8/14 Recent Posts
Thanks Matt! The results are much improved for us at WFO SLC.

On Thu, Jun 24, 2021 at 2:41 PM VLab Notifications <VLab.Notifications@noaa.gov> wrote:
Hi All:

A new version of RTMA/URMA/RTMA-RU was implemented yesterday at 12Z in order to update the land/sea mask used in the downscaling procedure, specifically to address a reduction in the size of Great Salt Lake.

Please let us know if you have any questions or comments.

Thanks,
Matt

On Tue, May 18, 2021 at 4:56 PM VLab Notifications <VLab.Notifications@noaa.gov> wrote:
Hi All:
 
Due to feedback received from the San Francisco Bay Area WFO, the experimental land/sea mask was updated to revert a pixel near the San Francisco Bay from water to land, which matches the land/sea mask currently used in operations.  The revised mask, which addresses a reduction in the size of Great Salt Lake, is being tested in a RTMA/URMA/RTMA-RU parallel.  A web graphics page for this parallel can be found here.
 
The code changes were submitted to NCO last week, with the goal being to implement the updated mask in the next several weeks.

Please let us know if you have any questions.

Thanks,
Matt

On Wed, Apr 21, 2021 at 1:53 PM VLab Notifications <VLab.Notifications@noaa.gov> wrote:
Hi All:
 
A new version of RTMA/URMA/RTMA-RU will be implemented in the next few weeks to update the land/sea mask used in the downscaling procedure.  The update is primarily being made to address a reduction in the size of Great Salt Lake.

A web graphics page for our test RTMA/URMA/RTMA-RU parallel can be found here.  Domains zoomed in on Great Salt Lake and the San Francisco Bay have been added under "GSL" and "SanFran", respectively.
 
The code changes will be submitted to NCO in the next several days and it is our hope that the updates will be implemented in the next several weeks.
 
Please let us know if you have any questions or comments.

Thanks,
-Matt

--
Matthew Morris RTMA/URMA Discussion Group Virtual Lab Forum http://vlab.ncep.noaa.gov/web/715073/home/-/message_boards/view_message/14620902 VLab.Notifications@noaa.gov

--
Matthew Morris RTMA/URMA Discussion Group Virtual Lab Forum http://vlab.ncep.noaa.gov/web/715073/home/-/message_boards/view_message/15111286 VLab.Notifications@noaa.gov

--
Matthew Morris RTMA/URMA Discussion Group Virtual Lab Forum http://vlab.noaa.gov/web/715073/home/-/message_boards/view_message/16046721 VLab.Notifications@noaa.gov


--
Darren Van Cleave, he/him/his
Science and Operations Officer
NWS Salt Lake City
(801) 524-5196
weather.gov/slc | @NWSSaltLakeCity

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