Recent Posts
- Different ways to see snow with GOES-16 imagery & RGBs – by Ed Szoke & Dan Bikos
- Can GLM Total Lightning help with warning for non-supercell (landspout) tornadoes? A case from Iowa on 29 May 2019.
- Blowing Dust associated with 10-11 April 2019 Central US Strong Cyclone
- Rapid ice cover development over the eastern Great Lakes in late January 2019
- Daytime fog over snow in Wyoming on 21 November 2018
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Author Archives: Ed Szoke
Different ways to see snow with GOES-16 imagery & RGBs – by Ed Szoke & Dan Bikos
This has not been a particularly snowy winter in New England and the Northeast, with a number of rain events during the season. So naturally, now that “winter” is officially over a snowstorm hit much of the area on Monday … Continue reading
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Can GLM Total Lightning help with warning for non-supercell (landspout) tornadoes? A case from Iowa on 29 May 2019.
by Ed Szoke and Dan Bikos Total lightning (in-cloud and cloud-to-ground lightning) is available to forecasters from the Global Lightning Mapper (GLM) onboard GOES-16 and GOES-17. Unlike cloud-to-ground lightning, the amount of in-cloud lightning is related to updraft strength, and … Continue reading
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Dry…but not THAT dry!
The GOES-16 water vapor imagery for all 3 channels showed a narrow band of very warm brightness temperatures (implying sinking air and a dry atmosphere) on Friday morning (1502 UTC) 9 Feb 2018. This narrow zone of sinking air is … Continue reading
Posted in GeoColor Imagery
Tagged Advected Layered Precipitable Water Product
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Lots of smoke moving south – a comparison of GeoColor with other bands for smoke visualization on 1 Aug 2017
The GOES-16 data posted on this page are preliminary, non-operational data and are undergoing testing. Users bear all responsibility for inspecting the data prior to use and for the manner in which the data are utilized. Fires have been burning … Continue reading
Posted in GeoColor Imagery
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A look at water vapor imagery from GOES-16
The GOES-16 data posted on this page are preliminary, non-operational data and are undergoing testing. Users bear all responsibility for inspecting the data prior to use and for the manner in which the data are utilized. By Ed Szoke and … Continue reading
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Potential challenges of interpreting water vapor imagery: A tropical moisture case over San Diego on 21 Sep 2016
While water vapor imagery is no doubt very useful for forecasting, it can at times be tricky to interpret. This blog discusses a particularly challenging case over Southern California on 21 September 2016, when deep tropical moisture produced a rain event … Continue reading
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Challenging forecast for Colorado mountains snow event of 5 December 2016
On 5 December 2016, a significant storm was approaching the mountains of Colorado with various NWS winter weather watches/warnings posted for 6 December. This snow event on 5 December occurred ahead of the storm in what looked like drying conditions … Continue reading
Posted in GeoColor Imagery
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More dust – this time amidst the clouds – 29 April 2014 case
A recent post took a look at the CIRA dust products for the widespread blowing dust event across the Southern Plains behind a strong cold front on 27 April. The associated upper-level trough moved into the middle of the nation … Continue reading
Posted in Blowing Dust (Blue-light absorption technique), Blowing Dust Detection (Split-window technique)
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