Difference between revisions of "Cloud Products"

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== This is an effort to bring together options for cloud data for 2000-2009 ==
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== Cloud Product For Estimating Direct and Diffuse Solar Radiation ==
Goal: Collect Satellite Cloud data for the Sierra Nevada.
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'''Areas of Interest:''' Sierra Nevada, West CONUS
  
Temporal Resolution: 15 minute data would be ideal, hourly data is required
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'''Desired Temporal Resolution:''' hourly or sub-hourly  
  
Spatial Resolution: Highest possible - matching MODIS 500m is ideal. 1/8 degree is probably too coarse but may be necessary for temporal resolution to be hourly
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'''Desired Spatial Resolution:''' Same as MODIS SCA, 0.5km pixels ideal. Note that hourly or sub-hourly data may only be available at a more coarse resolution of 1/8 dgeree
  
----
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== Minnis Group at NASA Langley Cloud and Radiation Research - VISST(day) and SIST(night) Algorithm Applied to GOES ==
  
'''NASA Langley Cloud and Radiation Research'''
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'''NASA Langley Satellite Imagery and Cloud Products Page:'''[http://www-angler.larc.nasa.gov/satimage/products.html]
The data streams are both pixel-level (4-km) retrievals and averages on a 0.3 or 0.5 degree latitude-longitude grid.
 
[http://www-angler.larc.nasa.gov/satimage/products.html]
 
  
Short Text Description of VISST and ISST
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'''Temporal Resolution:''' hourly
[http://www-angler.larc.nasa.gov/satimage/visst.html]
 
  
VISST Algorithm Description From Atmospheric Radiation Measurement (ARM) Program
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'''Spatial Resolution:''' pixel-level (4-km) retrievals and averages on a 0.3 or 0.5 degree latitude-longitude grid
[http://www.arm.gov/instruments/instrument_iop.php?id=visst]
 
[http://www.arm.gov/xds/xds.php?id=visst]
 
  
Binary Pixel Data Availability
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'''Algorithm Description (short text):''' [http://www-angler.larc.nasa.gov/satimage/visst.html]
 +
'''Algorithm Description From Atmospheric Radiation Measurement (ARM) Program:''' [http://www.arm.gov/instruments/instrument_iop.php?id=visst] [http://www.arm.gov/xds/xds.php?id=visst]
 +
 
 +
'''Format:''' Binary Pixel  
 
[http://www-angler.larc.nasa.gov/cgi-bin/satimage/archdata.cgi?domain=conus&product=visst-pixel-bin&sat=GOES-10&enter=+E+n+t+e+r++A+r+c+h+i+v+e++]
 
[http://www-angler.larc.nasa.gov/cgi-bin/satimage/archdata.cgi?domain=conus&product=visst-pixel-bin&sat=GOES-10&enter=+E+n+t+e+r++A+r+c+h+i+v+e++]
  
Code to Unpack Binary Data
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'''Code to unpack compressed data:'''
 
[http://enso.larc.nasa.gov/~rabi/code/code.html]
 
[http://enso.larc.nasa.gov/~rabi/code/code.html]
  
----
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'''Date Range:''' Oct 2003-Present
'''GOES Surface and Insolation Products (GSIP)'''
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The data is at 1/8 degree and at 1 hour temporal resolution (for the Northern Hemisphere sectors, which contain CA)
+
earlier satellite based retrievals that the Minnis group had been providing to ARM that were based on the Layered Bispectral Threshold Method (LBTM).
 +
 
 +
== GOES Surface and Insolation Products (GSIP) ==
 +
 +
upgraded by CIMSS [http://cimss.ssec.wisc.edu/goes/data.html],[http://cimss.ssec.wisc.edu/] for NOAA'''
 +
New GOES Product: The GOES Surface and Insolation Products (GSIP) is a high spatial resolution (1/8 x 1/8 degrees) solar radiation product containing upwelling and downwelling shortwave (0.2-4.0 micrometers) and visible (0.4-0.7 micrometers) radiative fluxes at the top of the atmosphere and at the surface along with cloud fraction and skin temperature data. The product start date is 2 April 2009. For more information and to access these products please select from the product listing "GOES Surface and Insolation Products (GSIP)."
 +
 
 +
'''Comprehensive Large Array-data Stewardship System (CLASS) site''' [http://www.class.noaa.gov]
 +
Use the pull down menu and select "GOES Surface and Insolation Products (GSIP)
 +
 
 +
'''Browse of Data:'''
 +
[http://www.star.nesdis.noaa.gov/smcd/opdb/goes/gcip/html/images_primary_rv.html]
 +
[http://www.osdpd.noaa.gov/ml/land/gsip/index.html]
 +
 
 +
'''FAQ of GOES Surface and Insolation Products:'''
 +
[http://www.ngdc.noaa.gov/nmmrview/fgdc.jsp?id=gov.noaa.class:GSIP&view=faq#what.2]
 +
 
 +
'''Temporal Resolution:''' every hour on the hour for the Northern Hemisphere sectors, which contain CA)
 +
 
 +
'''Spatial Resolution:''' 1/8 degree (for the Northern Hemisphere sectors, which contain CA)
 +
 
 +
'''Algorithm Description:'''
 +
 
 +
'''Format:''' netCDF [http://www.class.ncdc.noaa.gov/saa/products/search?sub_id=0&datatype_family=GSIP&submit.x=35&submit.y=15]
 +
Readable with MATLAB [http://www.mathworks.com/access/helpdesk/help/techdoc/index.html?/access/helpdesk/help/techdoc/ref/netcdf.html&http://www.google.com/search?hl=en&client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial&hs=uhU&q=matlab+net+cdf&btnG=Search]
 +
 
 +
'''Date Range:''' 4/2/2009 to present. Contact William Straka III (UofWM,SSEC,CIMSS) says: You can make the request to back process data to NESDIS/SPSRB. However, as of now, there is no effort for re-processing this data unless funding becomes available. They may have the old GSIP-CONUS data as well
 +
 
 +
== Other Hourly to GOES to sort through ==
 +
 
 +
Painter Says check this out:
 +
[http://www.cira.colostate.edu/RAMM/Rmsdsol/ROLEX.html]
 +
 
 +
'''Tar'd GIFs of realtime from GOES sounder (algorithm unspecified):''' [http://cimss.ssec.wisc.edu/goes/realtime/archive/]
 +
 
 +
'''Compressed Text Files of GOES Sounder cloud properties (algorithm unspecified):''' [http://cimss.ssec.wisc.edu/goes/rt/viewdata.php?product=cld_txt] Unless otherwise noted, all satellite data are provided by the Data Center at the Space Science and Engineering Center (SSEC) [http://www.ssec.wisc.edu/] of the University of Wisconsin - Madison
 +
 
 +
Near Real-time CLAVR-x Products[http://www.osdpd.noaa.gov/ml/air/clavr-x.html]
 +
 
 +
== Daily Cloud Products ==
 +
 
 +
The Extended Clouds from AVHRR (CLAVR-x) system offers one platform for operational implementation of the volcanic ash algorithms (A. Heidinger).
 +
[http://www.osdpd.noaa.gov/ml/air/clavr-x.html]
  
GOES-WEST Northern Hemisphere files (which is every hour on the hour). The data on CLASS is only in netCDF format
+
== Related Publications ==
 +
Satellite-based estimates of longwave radiation for agricultural applications [http://dx.doi.org/10.1016/S0168-1923(00)00141-6]
  
Comprehensive Large Array-data Stewardship System (CLASS) site
+
Analysis of Geostationary Satellite Imagery Using a Temporal-Differencing Technique ['http://dx.doi.org/10.1175/1087-3562(2003)007<0001:AOGSIU>2.0.CO;2']
[http://www.class.noaa.gov]
 
use the pull down menu and select "GOES Surface and Insolation Products (GSIP)
 

Latest revision as of 13:20, 10 February 2010

Cloud Product For Estimating Direct and Diffuse Solar Radiation

Areas of Interest: Sierra Nevada, West CONUS

Desired Temporal Resolution: hourly or sub-hourly

Desired Spatial Resolution: Same as MODIS SCA, 0.5km pixels ideal. Note that hourly or sub-hourly data may only be available at a more coarse resolution of 1/8 dgeree

Minnis Group at NASA Langley Cloud and Radiation Research - VISST(day) and SIST(night) Algorithm Applied to GOES

NASA Langley Satellite Imagery and Cloud Products Page:[1]

Temporal Resolution: hourly

Spatial Resolution: pixel-level (4-km) retrievals and averages on a 0.3 or 0.5 degree latitude-longitude grid

Algorithm Description (short text): [2] Algorithm Description From Atmospheric Radiation Measurement (ARM) Program: [3] [4]

Format: Binary Pixel [5]

Code to unpack compressed data: [6]

Date Range: Oct 2003-Present

earlier satellite based retrievals that the Minnis group had been providing to ARM that were based on the Layered Bispectral Threshold Method (LBTM).

GOES Surface and Insolation Products (GSIP)

upgraded by CIMSS [7],[8] for NOAA New GOES Product: The GOES Surface and Insolation Products (GSIP) is a high spatial resolution (1/8 x 1/8 degrees) solar radiation product containing upwelling and downwelling shortwave (0.2-4.0 micrometers) and visible (0.4-0.7 micrometers) radiative fluxes at the top of the atmosphere and at the surface along with cloud fraction and skin temperature data. The product start date is 2 April 2009. For more information and to access these products please select from the product listing "GOES Surface and Insolation Products (GSIP)."

Comprehensive Large Array-data Stewardship System (CLASS) site [9] Use the pull down menu and select "GOES Surface and Insolation Products (GSIP)

Browse of Data: [10] [11]

FAQ of GOES Surface and Insolation Products: [12]

Temporal Resolution: every hour on the hour for the Northern Hemisphere sectors, which contain CA)

Spatial Resolution: 1/8 degree (for the Northern Hemisphere sectors, which contain CA)

Algorithm Description:

Format: netCDF [13] Readable with MATLAB [14]

Date Range: 4/2/2009 to present. Contact William Straka III (UofWM,SSEC,CIMSS) says: You can make the request to back process data to NESDIS/SPSRB. However, as of now, there is no effort for re-processing this data unless funding becomes available. They may have the old GSIP-CONUS data as well

Other Hourly to GOES to sort through

Painter Says check this out: [15]

Tar'd GIFs of realtime from GOES sounder (algorithm unspecified): [16]

Compressed Text Files of GOES Sounder cloud properties (algorithm unspecified): [17] Unless otherwise noted, all satellite data are provided by the Data Center at the Space Science and Engineering Center (SSEC) [18] of the University of Wisconsin - Madison

Near Real-time CLAVR-x Products[19]

Daily Cloud Products

The Extended Clouds from AVHRR (CLAVR-x) system offers one platform for operational implementation of the volcanic ash algorithms (A. Heidinger). [20]

Related Publications

Satellite-based estimates of longwave radiation for agricultural applications [21]

Analysis of Geostationary Satellite Imagery Using a Temporal-Differencing Technique ['http://dx.doi.org/10.1175/1087-3562(2003)007<0001:AOGSIU>2.0.CO;2']