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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
Recent Comments
- Scott Bachmeier on Himawari imagery of 924 mb low in the Pacific
- Göğüs Küçültme on A look at the 16 Jan 2014 dust storm in eastern Colorado using VIIRS imagery
- Scott Bachmeier on An even stronger cold front and even more blowing dust – 18 March 2014
- Scott Lindstrom on Fog and Low Clouds in Eastern Colorado as seen with GeoColor and Day Night Band NPP VIIRS imagery on 20 Dec 2013
- Steve Miller on Comparison of CIRA Dust Products for 27 Feb 2011 Eastern NM/West TX dust storm
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Author Archives: Ed_Szoke
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
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
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
Determining clouds from snow – an example from 5 Dec 2013
As winter continues to settle in across the nation and snow cover increases, an issue that arises is trying to see cloud cover over a snow pack during the daytime with visible satellite imagery, since both appear white. Certainly looping … Continue reading
Synthetic imagery for the 3 Dec 2013 fog/low cloud case
The previous blog entry discussed CIRA satellite imagery that can be useful in highlighting fog and low clouds. These images utilize existing satellite imagery to create images that try to replicate those that will be available in the GOES-R era. … Continue reading
Widespread Fog East of the Rockies – 3 Dec 2013
Widespread fog and low clouds covered much of the nation east of the Rockies 0n the morning of 3 Dec in the moist airmass ahead of the developing western storm and strong cold front that has since pushed south. Dense … Continue reading
ORI product for 18-20 December 2010 massive California rain event
A period of extremely heavy rain and massive higher elevation snow hit California and other portions of the West during mid-December 2010. Here we take a look at the ORI product for a portion of this storm, concentrating on Central … Continue reading
Low cloud/fog example from Boulder WFO case from AWIPS on 9 December 2010
GeoColor and Low cloud/Fog GOES-R Proving Ground imagery from CIRA has been available at the Boulder WFO for several years. After feedback from the forecasters, recently GeoColor imagery without the city lights was added. This example shows both types of … Continue reading
Cloud over snow example on 30 November 2011 from Buffalo WFO using MODIS imagery
Buffalo WFO SOO David Zaff collected this imagery from one of the forecasters, Robert Hamilton, who sent him the following message: “I found it very interesting to see snow cover on the basic IR imagery late this afternoon, so I have attached both the IR … Continue reading
Synthetic IR imagery showing fog/low clouds from BOU WFO on 8 November 2011
This example from the Boulder WFO shows the use of synthetic IR imagery generated from the 4-km horizontal grid resolution NSSL WRF model for predicting an area of fog and low clouds near the Denver International Airport (DIA) on the … Continue reading