12 x 30 seconds, round 2 this week

Change of plans....upper 50's today so I did these instead of waiting for tomorrow; getting much colder over the weekend with highs in the 30's; todays efforts with power/cadence.....626/91, 635/97, 641/98, 651/99, 637/89, 636/99, 647/96, 655/93, 640/97, 641/87, 640/99, 646/101....641 avg....NP for 40 minutes at 356