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Is it Real, or is it…Synthetic GOES-R Imagery?

Jeff Braun, Louie Grasso and Dan Lindsey As part of the GOES-R Proving Ground activities, synthetic GOES-R imagery has been produced from model output run at the National Severe Storms Laboratory (NSSL). This model is being run with horizontal grid spacing of … Continue reading

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MODIS Longwave channel difference of Gulf Stream and Labrador currents

Jeff Braun and Louie Grasso Figures 1-4 show Modis images at 3.9, 8.53, 11.02, and 12.03 µm, respectively at 1825 UTC on 6 April 2010. Off the east coast of the United States, two ocean currents are evident in the … Continue reading

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Severe thunderstorms over southwest Arkansas on 10 March 2010

Jeff Braun, Louie Grasso and Dan Lindsey Figure 1: GOES-12 10.7 µm on 10 March 2010 at 2115 UTC. Color table shows enhances temperatures in Celsius. On the afternoon of 10 March 2010, thunderstorms developed over northeast Texas. These storms … Continue reading

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MODIS Images: Lake Erie Ice Break-up and Ice Floe

Figure 1: March 3rd through March 8th 2010 (NexSat Project/Naval Research Laboratory) J. Braun Whew!  Hints at spring may finally be around the corner.  Cold Arctic winter temperatures through most of the beginning of this new year have kept much … Continue reading

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GOES-11/MODIS channel differencing for icing hazard

J. Braun and Louis Grasso Figure 1: GOES-11 fog product for 8 UTC 2 March 2010. Identification of liquid water cloud layers that have temperatures below freezing is important for aviation safety. Brightness temperature differencing two channels may be used … Continue reading

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