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Observations for 24 May (Afternoon)


After the excitement of the morning, time to catch up on a variety of things that have been put off due to a combination of Giant, weather and lack of transport. All that done, it was time to head back out to Grand. The weather had changed back to windy, cool, and overcast with occasional snow showers.

In just the few days I've been here, I've seen a couple of Rifts that in my previous visits would be worthy of note, because of the shortness of their durations.

On 21 May, one lasted ≈34m. Today the eruption at 13:01 lasted only 28m21s. It was the second of the day, the first being early in the morning around 01:15. And neither eruption seems to have had any detrimental effect on Rift.

Meanwhile Grand continues to annoy. At least the afternoon's one burst eruption lasted 11m20s, and was followed by a Vent & Turban pause of 19m14s.


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Observations for 24 May — Giant Geyser


Graham Meech stayed out all night as Giant continued to have hourly hot periods during the night, none of them as strong as the one that occurred the previous night while I was making these postings.

The hot period at 05:22 had little Mastiff surging, and initially seemed to last 7m20s. Until Feather restarted and Giant almost immediately began strong vertical surging. Within three minutes, Giant began to erupt, at 05:32. (I was in my Lodge cabin getting ready to come out when Graham's call went out. When I heard him announce the restart, I knew I wouldn't be seeing this eruption start from up close. I was in front of the Lodge instead.)

The lighting was good, for at least my human eyes, and the wind direction such that the spray and steam was carried northward, making Giant's water column easily visible from a distance. It was too early for good backlighting.

As Giant died down, I rode my bike down to see Grand. Once again, it started as I was locking my bike at Castle. It was a 8m43s long single burst eruption. The only other thing of interest were the bison cow and calf who were, according to a visitor, standing in the runoff channel at the start, and finally realized that that was not a good place to be standing and took off running.

Other geysers of interest:

  • Oblong 05:27 ie
  • Daisy 05:07
  • Riverside 01:44, 08:23ie
  • Grotto 03:53