Category Archives: Satellites

Water vapor imagery in an extremely dry airmass – 31 October 2019

On 31 October 2019 a very dry airmass existed over the southwest US.¬† To illustrate the dry airmass, consider the sounding from Albuquerque, NM with a precipitable water amount of 0.05″ (1.27 mm): The synoptic scale pattern was characterized by … Continue reading

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CIRA ALPW Comparison for Two Northeast US Heavy Precipitation Events

By Sheldon Kusselson ALPW loop of 2019 event: ALPW loop of 2017 event:

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JPSS/GOES Fire Detection Capabilities – Swan Lake Fire, AK

The Swan Lake Fire, located in the Kenai National Wildlife Refuge,¬†south of Anchorage, AK initiated in June 2019 due to lightning. Over the past few months, the fire has steadily grown, and as of 20 August 2019, more than 130,000 … Continue reading

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VIIRS flood observations along the Arkansas River

Heavy rain fell in Kansas, Oklahoma and Arkansas the past few weeks, causing major flooding along portions of the Arkansas River. In the RealEarth image below (i.e. 1930Z on 27 May 2019), major flooding is indicated in orange and red … Continue reading

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Dryline Bulges Identified in GOES-16 Split Window Difference on 30 April 2019

By Dan Bikos and Lewis Grasso During the afternoon of 30 April 2019, a dryline mixed eastward from New Mexico into the Texas panhandle, as seen in this GOES-16 visible loop with METARs overlaid: http://rammb.cira.colostate.edu/templates/loop_directory.asp?data_folder=training/visit/loops/30apr19/vis_metars&loop_speed_ms=60 Thunderstorms initiate along various segments … Continue reading

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