Author Archives: Ed_Szoke

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

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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

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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

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April 27 – Severe weather followed by blowing dust across the Plains

The extensive outbreak of severe weather on Sunday 27 April (see SPC plot of reports below in Figure 1) made headlines with many destructive tornadoes.  A strong cold front associated with an intense low lifting out of the Rockies led … Continue reading

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An even stronger cold front and even more blowing dust – 18 March 2014

In a recent post we showed a dust storm that moved through southeast Colorado and into the Texas Panhandle on 11 March with a strong cold front.  Another cold front, even a bit stronger than the one last week, pushed … Continue reading

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More blowing dust with strong cold front on 11 March 2014

A strong cold front moved south across the High Plains on Tuesday afternoon and evening, bringing an episode of blowing dust with it.  Here we look at what happened and how it appeared with some GOES-R Proving Ground products that … Continue reading

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A look at the 16 Jan 2014 dust storm in eastern Colorado using VIIRS imagery

Strong winds coupled with dry soil led to widespread blowing dust across the eastern plains of Colorado and areas east on Thursday 16 January 2014.  A short video clip shows the blowing dust obscuring visibilities in Logan County in far … Continue reading

Posted in Blowing Dust (Blue-light absorption technique), Blowing Dust Detection (Split-window technique), MODIS Snow/Cloud Discriminator | 1 Comment

Fog and Low Clouds in Eastern Colorado as seen with GeoColor and Day Night Band NPP VIIRS imagery on 20 Dec 2013

The Suomi NPP VIIRS Day/Night Band (DNB), which can use moonlight to produce visible-light imagery during the nighttime, offers a unique capability that is slated to continue on the JPSS constellation concurrent to the GOES-R era.  This presents intriguing potential … Continue reading

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