Month: May 2018

Alberto

As of 29 May 2018, subtropical depression Alberto has been advecting northward, through the southeastern United States. Alberto made landfall yesterday 28 May 2018, along the Gulf Coast, near the Florida Panhandle. Alberto produced heavy rainfall and has the potential for tornadoes, as it pushes north into the Ohio Valley within the next few days. Continue Reading

Tropical Cyclones

Buzzard Fire, New Mexico

A fire has initiated in western New Mexico, denoted as the Buzzard Fire. Currently, the fire is burning within the Gila National Forest in Catron County, New Mexico. As of this morning, 24 May 2018, the fire has burned 4,500 plus acres. The cause of the fire is unknown and is under investigation. New Mexico Continue Reading

Miscellaneous

Fog event of 22 May 2018 in the midwest – focus on nighttime microphysics RGB

During the overnight and morning hours of May 22, 2018 there was widespread fog over the upper midwest region centered around Wisconsin.  We’ll start by looking at the familiar fog product (10.3 – 3.9 micron) overlaid with ceiling (top left: hundreds of feet AGL) and visibility (bottom in miles): http://rammb.cira.colostate.edu/templates/loop_directory.asp?data_folder=training/visit/loops/22may18/fog&loop_speed_ms=180 Recall in the fog product, Continue Reading

Aviation Weather Ceilings Fog Visibility

Hail swath observed by GOES-16

On 14 May 2018, a severe thunderstorm near Denver, Colorado resulted in accumulations of hail (reports of 2 to 6 inches in depth locally). The hail swath left by the thunderstorm can easily be observed in GOES-16 imagery: http://rammb.cira.colostate.edu/templates/loop_directory.asp?data_folder=training/visit/loops/14may18/&loop_speed_ms=60 After the passage of the thunderstorms.  The hail swatch can be seen as a line, see Continue Reading

GOES R Hail Satellites Severe Weather