Category Archives: Severe Weather

General questions and answers concerning Severe Thunderstorms.

30 November 2020 Severe Weather Event in the Mid-Atlantic

By Dan Bikos, Sheldon Kusselson and Jorel Torres On 30 November 2020, a trough affected the Mid-Atlantic region and was responsible for the following severe weather reports: https://www.spc.noaa.gov/climo/reports/201130_rpts.html In this blog post, we’ll examine aspects of the synoptic scale setup … Continue reading

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ALPW depiction of mid-level dry air associated with Tropical Storm Isaias

By Sheldon Kusselson Loop of ALPW 700-500 mb layer over a long time period

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Moisture products for the tornadic storm of 4 July 2020 in Saskatchewan

On 4 July 2020 a thunderstorm developed in southern Saskatchewan that led to numerous tornadoes (video, picture, pictures). Let’s analyze various satellite derived moisture products in the time period leading up to the tornadic storm.  The following loop 4-panel loop: … Continue reading

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GOES/JPSS Observations of Oklahoma Severe Storms and Elevated Mixed Layer

By Jorel Torres, Dan Bikos and Ed Szoke A line of severe storms moved through the southern plains on 4 May 2020, producing numerous hail and wind reports across the region (accessed via SPC). The GOES-16 Day Cloud Phase Distinction … Continue reading

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Nighttime view of inflow feeder clouds from GOES Nighttime Microphysics RGB

During the overnight hours of March 18-19, 2020, there were numerous reports of severe weather (including tornadoes) in north Texas: https://www.spc.noaa.gov/climo/reports/200318_rpts.html This blog entry will focus on the storm repsonsible for the tornado reports between 0615 – 0650 UTC near … Continue reading

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