Wednesday, August 8, 2012

Day six - Wed Aug 8

Extreme awesomeness in the form of amazing weather. And lots of measurements. And lots of photos. So here we go...

We are settling into a routine of having a morning weather discussion. We are less tired, and can spend more time discussing - and learning - as opposed to if we do this late in the evening. So again, to our surprise, conditions looked good for convection along the rim. And again FLG looked to be a good location for convection. Hence we decided to split again into three groups...

Group 1 grabbed the SODAR (like radar but instead with sound) and drove north out of town to a site. They managed to set up the SODAR and get it running, so it will sit there for 24-48 hours measuring the state of the lower atmosphere. The group then planned to do some more radiosonde balloon launches, but had left a vital piece of equipment back at the hotel...

Group 2 headed east to check on the status of a RAWS station we left out there a couple of days ago. After which they had permission to go wherever to find storms. Not quite sure which way they went, but they found storms!! And here's the evidence:



Kudos to Chris Mitchell for the lightning photo (and he has more to come!)

And lastly Group 3 headed back to the Merriam Powell Research Station (MPRS). They have been kind enough to host us for the last two years. We had the radiometer shipped there, and it has been sitting outside sounding the entire troposphere 24-7 for several days. Today's plan was to check on the radiometer, and set up a RAWS at the same site. And roughly 2 seconds after two students had finished the set up, an intense convective cell rolled over us. So we spent the next 30+ minutes "sheltering in place". We got to see heavy rain, hail - enough to cover the ground! - and plenty of lightning strikes about two feet overhead!

Hail...video pending (pending blogger talking to my iPhone)

Panic due to lightning...




Midterm tomorrow at 0830, so we spent the evening studying etc. Here is Dr. Chiao giving a lecture about convection...



and here I am talking about inverted troughs...








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