fire & rain
December 30, 2022 5:30 PM   Subscribe

This is an article that talks about atmospheric rivers, which can carry more water than the Amazon River and provide California with like half its water. This is a 25-minute video that talks about how to use emergency fire shelters for firefighters.

These are two things I thought were interesting and that matched, so I thought you might find them interesting, too.
posted by aniola (9 comments total) 12 users marked this as a favorite
 
The shelter video is twelve years old, so a few years before the fire in this FPP which claimed the lives of a bunch of hotshots who were forced to deploy. I wonder if they had the updated shelters.
posted by ChurchHatesTucker at 7:59 PM on December 30, 2022


Good rainy morning here in California. I've been looking for good pictures and forecasts of the atmospheric river, like we get for the jet stream. NOAA has a bunch; the water vapor imagery is my favorite of what I've found. Any suggestions?
posted by Nelson at 7:46 AM on December 31, 2022 [1 favorite]


I spent the night sleeping in an RV in Winters California. The rain has been a non-stop barrage all night. I cannot remember the last time I experienced such a massive storm in California. We sure do need it.
posted by supermedusa at 9:04 AM on December 31, 2022 [1 favorite]


Any suggestions?

Windy.com is a lot of fun to play around with.
posted by aniola at 9:26 AM on December 31, 2022 [2 favorites]


That video on emergency shelters was educational and also terrifying. Thanks for sharing it.
posted by Well I never at 10:24 AM on December 31, 2022


Seconding windy- I’ve been stalking this view (and the accompanying forecast) of the look- ahead for rain accumulation as our house flooded a few years ago under similar conditions - you can get 6 months worth of rain in a day in some places. In 2020 we had a week of steady drizzle followed by 3 inches in a few hours and the flash flooding was brutal.

Fortunately in my area it’s going to stay relatively mild, and the overall state forecast is declining for Wednesday-Thursday. It has been a lovely green winter, and this increases the possibility of a superbloom in spring…
posted by q*ben at 12:19 PM on December 31, 2022


Parts of 101 are now flooded in the Bay Area. Freeway closures on 101, 92 near Half Moon Bay and 580. Stay safe!
posted by extramundane at 1:04 PM on December 31, 2022 [1 favorite]


Appendix C to the Yarnell Hill Serious Accident Investigation Report makes clear that the Granite Mountain Hotshots' shelters matched the ones in this video and that their deployment did not go as the video recommends. The report states that "the deployment site was not survivable" and analyzes how incomplete information led the crew to that place at that time so future crews don't end up in a similar position. If you really want to know what the 2000-Fahrenheit burnover did to each individual, the report is available from archive.org and Google docs. The incident page includes a briefing video which goes into the sequence of events without the morbid details.

Meanwhile today's atmospheric river is tracking south of predictions, dropping less than an inch of rain here as opposed to the 3.7" Thursday night into Friday or the 3.2" Monday night with powerful gusts. Forecasts show much more on the way. Soils which had been parched since our dry February are now wetter than normal and likely to become saturated over the next week or two. This will aid our thirsty trees but also aid opportunistic brush in areas that have lost their trees, transferring risk in the 2023 fire season.

And my creek, after trickling gently throughout 2022, may soon overtop its banks for the first time since the deluge that kicked off 2019. Rivers such as the Mokelumne and Cosumnes may flood as well. And there will be mudslides, especially in areas recently burned. When it rains, it pours.
posted by backwoods at 2:21 PM on December 31, 2022 [2 favorites]




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