Author: Ben Castellani (Page 211 of 358)

Ben grew up in southwestern Pennsylvania and holds both a bachelor's and a master's degree in Meteorology, the latter being from CU Boulder. His hometown received nearly three feet of snow from the Storm of the Century back in March of 1993, sparking his initial interest in impactful weather. Ben currently works on remote sensing and data analysis software at NV5 Geospatial Software in Boulder.

DayCAST: Thu 08/29/19

August 29, 2019 / Ben Castellani

A dry heat The large-scale weather pattern today will again facilitate high temperatures pushing close to 90 degrees. There continues to be a ridge of high pressure holding strong over Arizona. Across Colorado, drier west to northwest flow will be the story once more. A significant trough is dropping south into the Great Lakes right now. However, it's a little too …

DayCAST: Wed 08/28/19

August 28, 2019 / Ben Castellani

The heat is back If you can believe it, we actually have even drier air pushing into Colorado from the west today! The animation of forecast precipitable water anomalies below depicts a portion of yesterday and today. Notice the dark browns (very dry air) overtaking our region. The deep moisture riding up the coast into California is all that is left …

DayCAST: Tue 08/27/19

August 27, 2019 / Ben Castellani

A taste of autumn Can you feel the autumn chill in the air? The first "real" storm system of the season and associated cold front are plowing across the northern half of the country today. This is a welcome change from the late-season heat wave we've been enduring of late. In our weekly outlook, we discussed the original cold front that moved …

DayCAST: Thu 08/22/19

August 22, 2019 / Ben Castellani

Hail and flooding last night A multi-cellular complex of severe thunderstorms developed and remained stationary across downtown Denver and Aurora last evening producing up to 1" hail and some flooding. Impacts, though, appear to be limited despite more than 2" of rain falling in a very short time in a very urban area. The same batch of storms that impacted …

DayCAST: Wed 08/21/19

August 21, 2019 / Ben Castellani

Today’s forecast calls for a rapid transition from low clouds to severe thunderstorms capable of producing large hail across the Denver Metro area. We also discuss the cooler temperatures.

DayCAST: Tue 08/20/19

August 20, 2019 / Ben Castellani

Another hot one Our weather pattern continues to be dominated by a large-scale ridge of high pressure located to the south across the Texas Panhandle (see below). This will be the last day with this set-up being as such... Hot and mainly dry southwesterly flow is evident across Colorado in the NAM 500 mb height anomaly forecast map below. Flow …

This week in weather: August 19, 2019

August 19, 2019 / Ben Castellani

Near record heat will transition to cooler temperatures through the week. Read on to find out when a cold front will arrive and which day holds our best chance of rain.