<div dir="ltr"><div>Hi Michael</div><div><br></div><div>I am not aware of any method to estimate hourly sea-level pressure from daily data.</div><div>If you find a method, post an outline to ncl-talk.</div><div><br></div><div>Regards</div><div><br></div><div> <br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Sep 27, 2024 at 10:39 AM Michael Notaro via ncl-talk <<a href="mailto:ncl-talk@mailman.ucar.edu">ncl-talk@mailman.ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="msg5128736568360972835">
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Is there a method for estimating hourly sea-level pressure from</div>
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the SRF model output variables below? I do have ATM 3D atmospheric</div>
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fields, like temperature, but they are daily, making them not useful for</div>
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hour SLP calculation.</div>
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Michael</div>
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float topo(iy, jx) ;</div>
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topo:long_name = "Surface Model Elevation" ;</div>
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topo:standard_name = "surface_altitude" ;</div>
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topo:units = "m" ;</div>
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topo:coordinates = "xlat xlon" ;</div>
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topo:grid_mapping = "rcm_map" ;</div>
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float ps(time, iy, jx) ;</div>
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ps:long_name = "Surface Pressure" ;</div>
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ps:standard_name = "surface_air_pressure" ;</div>
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ps:units = "hPa" ;</div>
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ps:coordinates = "xlat xlon" ;</div>
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ps:grid_mapping = "rcm_map" ;</div>
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ps:cell_methods = "time: point" ;</div>
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float ts(time, iy, jx) ;</div>
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ts:long_name = "Ground surface temperature" ;</div>
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ts:standard_name = "surface_temperature" ;</div>
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ts:units = "K" ;</div>
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ts:coordinates = "xlat xlon" ;</div>
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ts:grid_mapping = "rcm_map" ;</div>
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ts:cell_methods = "time: point" ; </div>
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float tas(time, m2, iy, jx) ;</div>
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tas:long_name = "Near surface air temperature" ;</div>
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tas:standard_name = "air_temperature" ;</div>
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tas:units = "K" ;</div>
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tas:coordinates = "xlat xlon" ;</div>
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tas:grid_mapping = "rcm_map" ;</div>
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tas:cell_methods = "time: point" ;</div>
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float qas(time, m2, iy, jx) ;</div>
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qas:long_name = "Near surface air specific humidity" ;</div>
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qas:standard_name = "specific_humidity" ;</div>
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qas:units = "1" ;</div>
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qas:coordinates = "xlat xlon" ;</div>
<div style="margin:0cm;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
qas:grid_mapping = "rcm_map" ;</div>
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qas:cell_methods = "time: point" ;</div>
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" ;</div>
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<div style="font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<span style="background-color:rgb(255,255,255)">Michael Notaro</span></div>
<div style="background-color:rgb(255,255,255);margin:0px">
<div style="text-align:left;margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Director</div>
<div style="text-align:left;margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Nelson Institute Center for Climatic Research</div>
<div style="text-align:left;margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
University of Wisconsin-Madison</div>
<div style="text-align:left;margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Phone: (608) 261-1503</div>
<div style="text-align:left;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Email: <a href="mailto:mnotaro@wisc.edu" target="_blank">mnotaro@wisc.edu</a></div>
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<span style="font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)"><br>
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